diff --git a/config/default/Configuration.h b/config/default/Configuration.h index c1f7f36520..f3d6c71d06 100644 --- a/config/default/Configuration.h +++ b/config/default/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/default/Configuration_adv.h b/config/default/Configuration_adv.h index bc25ee0552..50194746d8 100644 --- a/config/default/Configuration_adv.h +++ b/config/default/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/3DFabXYZ/Migbot/Configuration.h b/config/examples/3DFabXYZ/Migbot/Configuration.h index f5bd082f51..887dc7721e 100644 --- a/config/examples/3DFabXYZ/Migbot/Configuration.h +++ b/config/examples/3DFabXYZ/Migbot/Configuration.h @@ -2884,9 +2884,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/3DFabXYZ/Migbot/Configuration_adv.h b/config/examples/3DFabXYZ/Migbot/Configuration_adv.h index a11bf84ae9..43fb1bed0a 100644 --- a/config/examples/3DFabXYZ/Migbot/Configuration_adv.h +++ b/config/examples/3DFabXYZ/Migbot/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/ADIMLab/Gantry v1/Configuration.h b/config/examples/ADIMLab/Gantry v1/Configuration.h index d8252cb517..16d66452dc 100644 --- a/config/examples/ADIMLab/Gantry v1/Configuration.h +++ b/config/examples/ADIMLab/Gantry v1/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/ADIMLab/Gantry v1/Configuration_adv.h b/config/examples/ADIMLab/Gantry v1/Configuration_adv.h index 5feb0ea713..977a50db45 100644 --- a/config/examples/ADIMLab/Gantry v1/Configuration_adv.h +++ b/config/examples/ADIMLab/Gantry v1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/ADIMLab/Gantry v2/Configuration.h b/config/examples/ADIMLab/Gantry v2/Configuration.h index de4eda3dc6..62704bd0c6 100644 --- a/config/examples/ADIMLab/Gantry v2/Configuration.h +++ b/config/examples/ADIMLab/Gantry v2/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/ADIMLab/Gantry v2/Configuration_adv.h b/config/examples/ADIMLab/Gantry v2/Configuration_adv.h index adab35fee7..0e94a85966 100644 --- a/config/examples/ADIMLab/Gantry v2/Configuration_adv.h +++ b/config/examples/ADIMLab/Gantry v2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Alfawise/U20-bltouch/Configuration.h b/config/examples/Alfawise/U20-bltouch/Configuration.h index 729c6fcd5e..9a337e761b 100644 --- a/config/examples/Alfawise/U20-bltouch/Configuration.h +++ b/config/examples/Alfawise/U20-bltouch/Configuration.h @@ -2947,9 +2947,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Alfawise/U20-bltouch/Configuration_adv.h b/config/examples/Alfawise/U20-bltouch/Configuration_adv.h index 543911f094..7a8ba86322 100644 --- a/config/examples/Alfawise/U20-bltouch/Configuration_adv.h +++ b/config/examples/Alfawise/U20-bltouch/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + #define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Alfawise/U20/Configuration.h b/config/examples/Alfawise/U20/Configuration.h index 3ceb8c2f70..2e4ac5ebf2 100644 --- a/config/examples/Alfawise/U20/Configuration.h +++ b/config/examples/Alfawise/U20/Configuration.h @@ -2948,9 +2948,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Alfawise/U20/Configuration_adv.h b/config/examples/Alfawise/U20/Configuration_adv.h index 4bc4a3d69a..9d1550d854 100644 --- a/config/examples/Alfawise/U20/Configuration_adv.h +++ b/config/examples/Alfawise/U20/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + #define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/AliExpress/CL-260/Configuration.h b/config/examples/AliExpress/CL-260/Configuration.h index 5b3483d3ac..3d66258f25 100644 --- a/config/examples/AliExpress/CL-260/Configuration.h +++ b/config/examples/AliExpress/CL-260/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AliExpress/UM2pExt/Configuration.h b/config/examples/AliExpress/UM2pExt/Configuration.h index c3b375fdcf..0bacd9b33a 100644 --- a/config/examples/AliExpress/UM2pExt/Configuration.h +++ b/config/examples/AliExpress/UM2pExt/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AliExpress/UM2pExt/Configuration_adv.h b/config/examples/AliExpress/UM2pExt/Configuration_adv.h index e20262a6a3..a568465703 100644 --- a/config/examples/AliExpress/UM2pExt/Configuration_adv.h +++ b/config/examples/AliExpress/UM2pExt/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/A2/Configuration.h b/config/examples/Anet/A2/Configuration.h index d0497bcf93..122e3160d3 100644 --- a/config/examples/Anet/A2/Configuration.h +++ b/config/examples/Anet/A2/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/A2/Configuration_adv.h b/config/examples/Anet/A2/Configuration_adv.h index 1ea6d78aa6..8ed5fa3e4f 100644 --- a/config/examples/Anet/A2/Configuration_adv.h +++ b/config/examples/Anet/A2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/A2plus/Configuration.h b/config/examples/Anet/A2plus/Configuration.h index b043dc57bc..6d2c837df4 100644 --- a/config/examples/Anet/A2plus/Configuration.h +++ b/config/examples/Anet/A2plus/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/A2plus/Configuration_adv.h b/config/examples/Anet/A2plus/Configuration_adv.h index 1ea6d78aa6..8ed5fa3e4f 100644 --- a/config/examples/Anet/A2plus/Configuration_adv.h +++ b/config/examples/Anet/A2plus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/A6/Configuration.h b/config/examples/Anet/A6/Configuration.h index 7d07aee415..86e6312f9b 100644 --- a/config/examples/Anet/A6/Configuration.h +++ b/config/examples/Anet/A6/Configuration.h @@ -2946,9 +2946,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/A6/Configuration_adv.h b/config/examples/Anet/A6/Configuration_adv.h index 766e43ba51..9869c3e6cb 100644 --- a/config/examples/Anet/A6/Configuration_adv.h +++ b/config/examples/Anet/A6/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/A8/Configuration.h b/config/examples/Anet/A8/Configuration.h index 48faef4373..aad4c28238 100644 --- a/config/examples/Anet/A8/Configuration.h +++ b/config/examples/Anet/A8/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/A8/Configuration_adv.h b/config/examples/Anet/A8/Configuration_adv.h index 213cbbd1fc..c4a2862e68 100644 --- a/config/examples/Anet/A8/Configuration_adv.h +++ b/config/examples/Anet/A8/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/A8plus/Configuration.h b/config/examples/Anet/A8plus/Configuration.h index 2ad1b04034..7adc079cc4 100644 --- a/config/examples/Anet/A8plus/Configuration.h +++ b/config/examples/Anet/A8plus/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/A8plus/Configuration_adv.h b/config/examples/Anet/A8plus/Configuration_adv.h index 11625f56e8..925e1d3f5b 100644 --- a/config/examples/Anet/A8plus/Configuration_adv.h +++ b/config/examples/Anet/A8plus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/A9/Configuration.h b/config/examples/Anet/A9/Configuration.h index d55d3c3cc7..69a6323734 100644 --- a/config/examples/Anet/A9/Configuration.h +++ b/config/examples/Anet/A9/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/A9/Configuration_adv.h b/config/examples/Anet/A9/Configuration_adv.h index 3090126edc..6b206d2bd9 100644 --- a/config/examples/Anet/A9/Configuration_adv.h +++ b/config/examples/Anet/A9/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/E10/Configuration.h b/config/examples/Anet/E10/Configuration.h index 45f0c9a2f0..a312c8d8ea 100644 --- a/config/examples/Anet/E10/Configuration.h +++ b/config/examples/Anet/E10/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/E10/Configuration_adv.h b/config/examples/Anet/E10/Configuration_adv.h index c2379d52b6..2862de54b1 100644 --- a/config/examples/Anet/E10/Configuration_adv.h +++ b/config/examples/Anet/E10/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/E16/BTT SKR 1.3/Configuration.h b/config/examples/Anet/E16/BTT SKR 1.3/Configuration.h index 634932c8d9..ee183072e1 100644 --- a/config/examples/Anet/E16/BTT SKR 1.3/Configuration.h +++ b/config/examples/Anet/E16/BTT SKR 1.3/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/E16/BTT SKR 1.3/Configuration_adv.h b/config/examples/Anet/E16/BTT SKR 1.3/Configuration_adv.h index 93d57fd3b4..aee8063563 100644 --- a/config/examples/Anet/E16/BTT SKR 1.3/Configuration_adv.h +++ b/config/examples/Anet/E16/BTT SKR 1.3/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/E16/Stock/Configuration.h b/config/examples/Anet/E16/Stock/Configuration.h index c8ad081ee7..102b9c4a46 100644 --- a/config/examples/Anet/E16/Stock/Configuration.h +++ b/config/examples/Anet/E16/Stock/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/E16/Stock/Configuration_adv.h b/config/examples/Anet/E16/Stock/Configuration_adv.h index de852dec7a..c9314f6da6 100644 --- a/config/examples/Anet/E16/Stock/Configuration_adv.h +++ b/config/examples/Anet/E16/Stock/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/ET4+/Configuration.h b/config/examples/Anet/ET4+/Configuration.h index ad8cbd4451..e2f78d85b4 100644 --- a/config/examples/Anet/ET4+/Configuration.h +++ b/config/examples/Anet/ET4+/Configuration.h @@ -2891,9 +2891,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/ET4+/Configuration_adv.h b/config/examples/Anet/ET4+/Configuration_adv.h index f8f099a95f..440d48a802 100644 --- a/config/examples/Anet/ET4+/Configuration_adv.h +++ b/config/examples/Anet/ET4+/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/ET4-Pro/Configuration.h b/config/examples/Anet/ET4-Pro/Configuration.h index 7f38284e2f..29342726bd 100644 --- a/config/examples/Anet/ET4-Pro/Configuration.h +++ b/config/examples/Anet/ET4-Pro/Configuration.h @@ -2891,9 +2891,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/ET4-Pro/Configuration_adv.h b/config/examples/Anet/ET4-Pro/Configuration_adv.h index f8f099a95f..440d48a802 100644 --- a/config/examples/Anet/ET4-Pro/Configuration_adv.h +++ b/config/examples/Anet/ET4-Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/ET4/Configuration.h b/config/examples/Anet/ET4/Configuration.h index a2f8bf157a..348574f276 100644 --- a/config/examples/Anet/ET4/Configuration.h +++ b/config/examples/Anet/ET4/Configuration.h @@ -2891,9 +2891,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/ET4/Configuration_adv.h b/config/examples/Anet/ET4/Configuration_adv.h index 4d0d1d90f4..20bbdb912d 100644 --- a/config/examples/Anet/ET4/Configuration_adv.h +++ b/config/examples/Anet/ET4/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/ET4X/Configuration.h b/config/examples/Anet/ET4X/Configuration.h index b180319768..d03c74c089 100644 --- a/config/examples/Anet/ET4X/Configuration.h +++ b/config/examples/Anet/ET4X/Configuration.h @@ -2891,9 +2891,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/ET4X/Configuration_adv.h b/config/examples/Anet/ET4X/Configuration_adv.h index 4d0d1d90f4..20bbdb912d 100644 --- a/config/examples/Anet/ET4X/Configuration_adv.h +++ b/config/examples/Anet/ET4X/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/ET5-Pro/Configuration.h b/config/examples/Anet/ET5-Pro/Configuration.h index acd3919e8c..74bf9d7c27 100644 --- a/config/examples/Anet/ET5-Pro/Configuration.h +++ b/config/examples/Anet/ET5-Pro/Configuration.h @@ -2886,9 +2886,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/ET5-Pro/Configuration_adv.h b/config/examples/Anet/ET5-Pro/Configuration_adv.h index 46bff85683..681c6bc35a 100644 --- a/config/examples/Anet/ET5-Pro/Configuration_adv.h +++ b/config/examples/Anet/ET5-Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/ET5/Configuration.h b/config/examples/Anet/ET5/Configuration.h index 616c96385b..7c9449fe17 100644 --- a/config/examples/Anet/ET5/Configuration.h +++ b/config/examples/Anet/ET5/Configuration.h @@ -2886,9 +2886,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/ET5/Configuration_adv.h b/config/examples/Anet/ET5/Configuration_adv.h index 46bff85683..681c6bc35a 100644 --- a/config/examples/Anet/ET5/Configuration_adv.h +++ b/config/examples/Anet/ET5/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Anet/ET5X/Configuration.h b/config/examples/Anet/ET5X/Configuration.h index 618db1a728..2f40651284 100644 --- a/config/examples/Anet/ET5X/Configuration.h +++ b/config/examples/Anet/ET5X/Configuration.h @@ -2886,9 +2886,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Anet/ET5X/Configuration_adv.h b/config/examples/Anet/ET5X/Configuration_adv.h index 46bff85683..681c6bc35a 100644 --- a/config/examples/Anet/ET5X/Configuration_adv.h +++ b/config/examples/Anet/ET5X/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/AnyCubic/Chiron/Configuration.h b/config/examples/AnyCubic/Chiron/Configuration.h index 3c490115e3..bf49aa3798 100644 --- a/config/examples/AnyCubic/Chiron/Configuration.h +++ b/config/examples/AnyCubic/Chiron/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AnyCubic/Chiron/Configuration_adv.h b/config/examples/AnyCubic/Chiron/Configuration_adv.h index 80d6098b92..db3e5d8eb3 100644 --- a/config/examples/AnyCubic/Chiron/Configuration_adv.h +++ b/config/examples/AnyCubic/Chiron/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration.h b/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration.h index c4f67cadee..330049be4d 100644 --- a/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration.h +++ b/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration_adv.h b/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration_adv.h index 8de864b664..8f270f117b 100644 --- a/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration_adv.h +++ b/config/examples/AnyCubic/Mega Zero 2.0/Anycubic V1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration.h b/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration.h index 60b6c0b5de..c73655ff62 100644 --- a/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration.h +++ b/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration_adv.h b/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration_adv.h index 6af8d414cd..7ae483d3d1 100644 --- a/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration_adv.h +++ b/config/examples/AnyCubic/Mega Zero/Anycubic V1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration.h b/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration.h index 7db9c4403c..93da1d2cb6 100644 --- a/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration.h +++ b/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration_adv.h b/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration_adv.h index 2f13dc6b56..9946a30a5d 100644 --- a/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration_adv.h +++ b/config/examples/AnyCubic/Mega Zero/BigTreeTech SKR Mini MZ V1.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/AnyCubic/i3 Mega/Configuration.h b/config/examples/AnyCubic/i3 Mega/Configuration.h index e45373923a..c22f06dae0 100644 --- a/config/examples/AnyCubic/i3 Mega/Configuration.h +++ b/config/examples/AnyCubic/i3 Mega/Configuration.h @@ -2888,9 +2888,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AnyCubic/i3 Mega/Configuration_adv.h b/config/examples/AnyCubic/i3 Mega/Configuration_adv.h index 26f31597b8..a8e12afbf4 100644 --- a/config/examples/AnyCubic/i3 Mega/Configuration_adv.h +++ b/config/examples/AnyCubic/i3 Mega/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/AnyCubic/i3/Configuration.h b/config/examples/AnyCubic/i3/Configuration.h index dbaab5e902..6531b686d0 100644 --- a/config/examples/AnyCubic/i3/Configuration.h +++ b/config/examples/AnyCubic/i3/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/AnyCubic/i3/Configuration_adv.h b/config/examples/AnyCubic/i3/Configuration_adv.h index 149d26099f..3e2468cbf1 100644 --- a/config/examples/AnyCubic/i3/Configuration_adv.h +++ b/config/examples/AnyCubic/i3/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/ArmEd/Configuration.h b/config/examples/ArmEd/Configuration.h index 5047336039..43f4c539f0 100644 --- a/config/examples/ArmEd/Configuration.h +++ b/config/examples/ArmEd/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/ArmEd/Configuration_adv.h b/config/examples/ArmEd/Configuration_adv.h index cc176a0e80..80cb5cd023 100644 --- a/config/examples/ArmEd/Configuration_adv.h +++ b/config/examples/ArmEd/Configuration_adv.h @@ -553,18 +553,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -574,9 +577,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Artillery/Genius/BLTouch/Configuration.h b/config/examples/Artillery/Genius/BLTouch/Configuration.h index 99827d38e4..d498fc05fb 100644 --- a/config/examples/Artillery/Genius/BLTouch/Configuration.h +++ b/config/examples/Artillery/Genius/BLTouch/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Artillery/Genius/BLTouch/Configuration_adv.h b/config/examples/Artillery/Genius/BLTouch/Configuration_adv.h index ddc0cbfa32..b653c620a8 100644 --- a/config/examples/Artillery/Genius/BLTouch/Configuration_adv.h +++ b/config/examples/Artillery/Genius/BLTouch/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Artillery/Genius/V1/Configuration.h b/config/examples/Artillery/Genius/V1/Configuration.h index 81276ebbb4..69546c672e 100644 --- a/config/examples/Artillery/Genius/V1/Configuration.h +++ b/config/examples/Artillery/Genius/V1/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Artillery/Genius/V1/Configuration_adv.h b/config/examples/Artillery/Genius/V1/Configuration_adv.h index 8011387e98..3991df5059 100644 --- a/config/examples/Artillery/Genius/V1/Configuration_adv.h +++ b/config/examples/Artillery/Genius/V1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Artillery/Hornet/Configuration.h b/config/examples/Artillery/Hornet/Configuration.h index 82026f99b4..51ceec52e5 100644 --- a/config/examples/Artillery/Hornet/Configuration.h +++ b/config/examples/Artillery/Hornet/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Artillery/Hornet/Configuration_adv.h b/config/examples/Artillery/Hornet/Configuration_adv.h index f7d243e102..610c146462 100644 --- a/config/examples/Artillery/Hornet/Configuration_adv.h +++ b/config/examples/Artillery/Hornet/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration.h b/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration.h index f8ff1594c1..9d0bbe456e 100644 --- a/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration.h +++ b/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration.h @@ -2868,9 +2868,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration_adv.h b/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration_adv.h index 7c3dd602ee..e99790d08c 100644 --- a/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration_adv.h +++ b/config/examples/Artillery/Sidewinder X1/0.9 BMG - E3D V6/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Artillery/Sidewinder X1/V1/Configuration.h b/config/examples/Artillery/Sidewinder X1/V1/Configuration.h index 6f72e3be68..829f7d97a0 100644 --- a/config/examples/Artillery/Sidewinder X1/V1/Configuration.h +++ b/config/examples/Artillery/Sidewinder X1/V1/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Artillery/Sidewinder X1/V1/Configuration_adv.h b/config/examples/Artillery/Sidewinder X1/V1/Configuration_adv.h index 8011387e98..3991df5059 100644 --- a/config/examples/Artillery/Sidewinder X1/V1/Configuration_adv.h +++ b/config/examples/Artillery/Sidewinder X1/V1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Artillery/Sidewinder X2/Configuration.h b/config/examples/Artillery/Sidewinder X2/Configuration.h index 476274e360..379dfc2004 100644 --- a/config/examples/Artillery/Sidewinder X2/Configuration.h +++ b/config/examples/Artillery/Sidewinder X2/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Artillery/Sidewinder X2/Configuration_adv.h b/config/examples/Artillery/Sidewinder X2/Configuration_adv.h index dec01ba7cb..a9890ce362 100644 --- a/config/examples/Artillery/Sidewinder X2/Configuration_adv.h +++ b/config/examples/Artillery/Sidewinder X2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Azteeg/X5GT/Configuration.h b/config/examples/Azteeg/X5GT/Configuration.h index 4a37ab4a1f..72135b7952 100644 --- a/config/examples/Azteeg/X5GT/Configuration.h +++ b/config/examples/Azteeg/X5GT/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Azteeg/X5GT/Configuration_adv.h b/config/examples/Azteeg/X5GT/Configuration_adv.h index bc25ee0552..50194746d8 100644 --- a/config/examples/Azteeg/X5GT/Configuration_adv.h +++ b/config/examples/Azteeg/X5GT/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BIBO/TouchX/cyclops/Configuration.h b/config/examples/BIBO/TouchX/cyclops/Configuration.h index f8f685646b..3e86011033 100644 --- a/config/examples/BIBO/TouchX/cyclops/Configuration.h +++ b/config/examples/BIBO/TouchX/cyclops/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h b/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h index 9eef076c2d..df26478a1a 100644 --- a/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h +++ b/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BIBO/TouchX/default/Configuration.h b/config/examples/BIBO/TouchX/default/Configuration.h index 178a45cccb..42b07682c7 100644 --- a/config/examples/BIBO/TouchX/default/Configuration.h +++ b/config/examples/BIBO/TouchX/default/Configuration.h @@ -2806,9 +2806,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BIBO/TouchX/default/Configuration_adv.h b/config/examples/BIBO/TouchX/default/Configuration_adv.h index cb900a663d..0c1ce64ed7 100644 --- a/config/examples/BIBO/TouchX/default/Configuration_adv.h +++ b/config/examples/BIBO/TouchX/default/Configuration_adv.h @@ -542,18 +542,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -563,9 +566,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BIQU/B1 - SKR 1.4/Configuration.h b/config/examples/BIQU/B1 - SKR 1.4/Configuration.h index 1b9027a0b6..204ef199e0 100644 --- a/config/examples/BIQU/B1 - SKR 1.4/Configuration.h +++ b/config/examples/BIQU/B1 - SKR 1.4/Configuration.h @@ -2873,9 +2873,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BIQU/B1 - SKR 1.4/Configuration_adv.h b/config/examples/BIQU/B1 - SKR 1.4/Configuration_adv.h index 03ac2e91c3..41c9c6c0ca 100644 --- a/config/examples/BIQU/B1 - SKR 1.4/Configuration_adv.h +++ b/config/examples/BIQU/B1 - SKR 1.4/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BIQU/B1 - SKR 2/Configuration.h b/config/examples/BIQU/B1 - SKR 2/Configuration.h index b6fdeaa57e..41d281a81b 100644 --- a/config/examples/BIQU/B1 - SKR 2/Configuration.h +++ b/config/examples/BIQU/B1 - SKR 2/Configuration.h @@ -2873,9 +2873,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BIQU/B1 - SKR 2/Configuration_adv.h b/config/examples/BIQU/B1 - SKR 2/Configuration_adv.h index 775ada7d1f..5b6209461a 100644 --- a/config/examples/BIQU/B1 - SKR 2/Configuration_adv.h +++ b/config/examples/BIQU/B1 - SKR 2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BIQU/B1 SE Plus/Configuration.h b/config/examples/BIQU/B1 SE Plus/Configuration.h index 86009bfdde..86536f05dc 100644 --- a/config/examples/BIQU/B1 SE Plus/Configuration.h +++ b/config/examples/BIQU/B1 SE Plus/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BIQU/B1 SE Plus/Configuration_adv.h b/config/examples/BIQU/B1 SE Plus/Configuration_adv.h index fa62a7a442..3e696494c0 100644 --- a/config/examples/BIQU/B1 SE Plus/Configuration_adv.h +++ b/config/examples/BIQU/B1 SE Plus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BIQU/BX/Configuration.h b/config/examples/BIQU/BX/Configuration.h index 5a8e8439e8..402e9fb31c 100644 --- a/config/examples/BIQU/BX/Configuration.h +++ b/config/examples/BIQU/BX/Configuration.h @@ -2867,9 +2867,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BIQU/BX/Configuration_adv.h b/config/examples/BIQU/BX/Configuration_adv.h index 8af79b2704..71a9614871 100644 --- a/config/examples/BIQU/BX/Configuration_adv.h +++ b/config/examples/BIQU/BX/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BQ/Hephestos/Configuration.h b/config/examples/BQ/Hephestos/Configuration.h index fa93284360..9affa0410a 100644 --- a/config/examples/BQ/Hephestos/Configuration.h +++ b/config/examples/BQ/Hephestos/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BQ/Hephestos/Configuration_adv.h b/config/examples/BQ/Hephestos/Configuration_adv.h index 825ffc032d..b24371f5d4 100644 --- a/config/examples/BQ/Hephestos/Configuration_adv.h +++ b/config/examples/BQ/Hephestos/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BQ/Hephestos_2/Configuration.h b/config/examples/BQ/Hephestos_2/Configuration.h index cc6ebdeafb..ea9f2b04ea 100644 --- a/config/examples/BQ/Hephestos_2/Configuration.h +++ b/config/examples/BQ/Hephestos_2/Configuration.h @@ -2866,9 +2866,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BQ/Hephestos_2/Configuration_adv.h b/config/examples/BQ/Hephestos_2/Configuration_adv.h index 60afb8de38..1ef57952e7 100644 --- a/config/examples/BQ/Hephestos_2/Configuration_adv.h +++ b/config/examples/BQ/Hephestos_2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/BQ/WITBOX/Configuration.h b/config/examples/BQ/WITBOX/Configuration.h index 401b3cd165..f0a20cad95 100644 --- a/config/examples/BQ/WITBOX/Configuration.h +++ b/config/examples/BQ/WITBOX/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/BQ/WITBOX/Configuration_adv.h b/config/examples/BQ/WITBOX/Configuration_adv.h index 825ffc032d..b24371f5d4 100644 --- a/config/examples/BQ/WITBOX/Configuration_adv.h +++ b/config/examples/BQ/WITBOX/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/CTC/A13/Configuration.h b/config/examples/CTC/A13/Configuration.h index f837184e27..7e155f0244 100644 --- a/config/examples/CTC/A13/Configuration.h +++ b/config/examples/CTC/A13/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/CTC/A13/Configuration_adv.h b/config/examples/CTC/A13/Configuration_adv.h index 55c2a404ae..7a53c957b8 100644 --- a/config/examples/CTC/A13/Configuration_adv.h +++ b/config/examples/CTC/A13/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/CTC/i3 2560 Rev A/no probe/Configuration.h b/config/examples/CTC/i3 2560 Rev A/no probe/Configuration.h index b443f7b502..fcab7f24c2 100644 --- a/config/examples/CTC/i3 2560 Rev A/no probe/Configuration.h +++ b/config/examples/CTC/i3 2560 Rev A/no probe/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Cartesio/Configuration.h b/config/examples/Cartesio/Configuration.h index 5eb7abbb13..7067cf35a5 100644 --- a/config/examples/Cartesio/Configuration.h +++ b/config/examples/Cartesio/Configuration.h @@ -2868,9 +2868,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Cartesio/Configuration_adv.h b/config/examples/Cartesio/Configuration_adv.h index 359d401274..92967e6392 100644 --- a/config/examples/Cartesio/Configuration_adv.h +++ b/config/examples/Cartesio/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Copymaster3D/300/Configuration.h b/config/examples/Copymaster3D/300/Configuration.h index a07797a44a..06e3f26f7e 100644 --- a/config/examples/Copymaster3D/300/Configuration.h +++ b/config/examples/Copymaster3D/300/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Copymaster3D/400/Configuration.h b/config/examples/Copymaster3D/400/Configuration.h index 128c8db8e3..5696df268e 100644 --- a/config/examples/Copymaster3D/400/Configuration.h +++ b/config/examples/Copymaster3D/400/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Copymaster3D/500/Configuration.h b/config/examples/Copymaster3D/500/Configuration.h index b08c5a9ffb..073ee1e5fe 100644 --- a/config/examples/Copymaster3D/500/Configuration.h +++ b/config/examples/Copymaster3D/500/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration.h b/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration.h index de30d1eeca..d097b4f9db 100644 --- a/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration.h +++ b/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration.h @@ -2861,9 +2861,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h b/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h index 100b7bfef9..f48b622873 100644 --- a/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h +++ b/config/examples/Creality/CR-10 Mini/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration.h b/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration.h index d0dea65d87..05eac59722 100644 --- a/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration.h +++ b/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration.h @@ -2861,9 +2861,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration_adv.h b/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration_adv.h index 1a15ee5df1..b06157fae6 100644 --- a/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/CR-10 Mini/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration.h b/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration.h index c96ba892ec..1fcb25754a 100644 --- a/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration.h +++ b/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration_adv.h b/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration_adv.h index b71c3c0757..759c905b1a 100644 --- a/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration_adv.h +++ b/config/examples/Creality/CR-10 Mini/MEEB-3DP/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 S4/CrealityV1/Configuration.h b/config/examples/Creality/CR-10 S4/CrealityV1/Configuration.h index fedf3f6540..d1af1a61f1 100644 --- a/config/examples/Creality/CR-10 S4/CrealityV1/Configuration.h +++ b/config/examples/Creality/CR-10 S4/CrealityV1/Configuration.h @@ -2867,9 +2867,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 S4/CrealityV1/Configuration_adv.h b/config/examples/Creality/CR-10 S4/CrealityV1/Configuration_adv.h index 36c6be9054..a2ee940f37 100644 --- a/config/examples/Creality/CR-10 S4/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/CR-10 S4/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration.h b/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration.h index bb62d56482..dc9d38d353 100644 --- a/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration.h +++ b/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration_adv.h b/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration_adv.h index b906804762..ea7132f84a 100644 --- a/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration_adv.h +++ b/config/examples/Creality/CR-10 S5/BigTreeTech SKR Mini E3 1.2 with TFT35 E3 V3.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 S5/CrealityV1/Configuration.h b/config/examples/Creality/CR-10 S5/CrealityV1/Configuration.h index 839324ca10..4445468c63 100644 --- a/config/examples/Creality/CR-10 S5/CrealityV1/Configuration.h +++ b/config/examples/Creality/CR-10 S5/CrealityV1/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 S5/CrealityV1/Configuration_adv.h b/config/examples/Creality/CR-10 S5/CrealityV1/Configuration_adv.h index 36c6be9054..a2ee940f37 100644 --- a/config/examples/Creality/CR-10 S5/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/CR-10 S5/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration.h b/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration.h index 8e1fe6d477..2a7afbf258 100644 --- a/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration.h +++ b/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration_adv.h b/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration_adv.h index 17aea32f5f..d8fb13ac3f 100644 --- a/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration_adv.h +++ b/config/examples/Creality/CR-10 S5/CrealityV2.2-BLTouch/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 V2/Configuration.h b/config/examples/Creality/CR-10 V2/Configuration.h index 983c02f2b1..3a68d9b161 100644 --- a/config/examples/Creality/CR-10 V2/Configuration.h +++ b/config/examples/Creality/CR-10 V2/Configuration.h @@ -2881,9 +2881,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 V2/Configuration_adv.h b/config/examples/Creality/CR-10 V2/Configuration_adv.h index 50b2c9715a..de1dc10787 100644 --- a/config/examples/Creality/CR-10 V2/Configuration_adv.h +++ b/config/examples/Creality/CR-10 V2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10 V3/Configuration.h b/config/examples/Creality/CR-10 V3/Configuration.h index 8b011d7e7c..c20c1a35fa 100644 --- a/config/examples/Creality/CR-10 V3/Configuration.h +++ b/config/examples/Creality/CR-10 V3/Configuration.h @@ -2886,9 +2886,6 @@ // :[1,2,3,4,5,6,7,8] #define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10 V3/Configuration_adv.h b/config/examples/Creality/CR-10 V3/Configuration_adv.h index 62f4bf09ce..a8e76b2054 100644 --- a/config/examples/Creality/CR-10 V3/Configuration_adv.h +++ b/config/examples/Creality/CR-10 V3/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration.h b/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration.h index 505d850533..d813b3a001 100644 --- a/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration.h +++ b/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration.h @@ -2863,9 +2863,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h b/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h index 828de34cbb..0cfa19f076 100644 --- a/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h +++ b/config/examples/Creality/CR-10/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10/CrealityV1/Configuration.h b/config/examples/Creality/CR-10/CrealityV1/Configuration.h index ea921ad6a7..de8ce2c4be 100644 --- a/config/examples/Creality/CR-10/CrealityV1/Configuration.h +++ b/config/examples/Creality/CR-10/CrealityV1/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10/CrealityV1/Configuration_adv.h b/config/examples/Creality/CR-10/CrealityV1/Configuration_adv.h index a1071cdb2f..18b26c79f9 100644 --- a/config/examples/Creality/CR-10/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/CR-10/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration.h b/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration.h index 1bb792a528..28bb348e36 100644 --- a/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration.h +++ b/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration.h @@ -2864,9 +2864,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration_adv.h b/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration_adv.h index 2b90a132f2..1d3fc30dbd 100644 --- a/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration_adv.h +++ b/config/examples/Creality/CR-10S/BigTreeTech SKR 1.4 Turbo TMC2209/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration.h b/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration.h index 214c81c5fd..9ddb850432 100644 --- a/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration.h +++ b/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration.h @@ -2865,9 +2865,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h b/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h index 26078e8e6a..cb4d420570 100644 --- a/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h +++ b/config/examples/Creality/CR-10S/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration.h b/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration.h index 3595635d2a..aef782be17 100644 --- a/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration.h +++ b/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration_adv.h b/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration_adv.h index 50e66d54b4..6db97149b3 100644 --- a/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration_adv.h +++ b/config/examples/Creality/CR-10S/BigTreeTech SKR Pro v1.2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-10S/CrealityV1/Configuration.h b/config/examples/Creality/CR-10S/CrealityV1/Configuration.h index a44b5c5ed7..5f5e268fc9 100644 --- a/config/examples/Creality/CR-10S/CrealityV1/Configuration.h +++ b/config/examples/Creality/CR-10S/CrealityV1/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-10S/CrealityV1/Configuration_adv.h b/config/examples/Creality/CR-10S/CrealityV1/Configuration_adv.h index 31919a470d..031028d70e 100644 --- a/config/examples/Creality/CR-10S/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/CR-10S/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-20 Pro/Configuration.h b/config/examples/Creality/CR-20 Pro/Configuration.h index 1926369e12..7e46026cfc 100644 --- a/config/examples/Creality/CR-20 Pro/Configuration.h +++ b/config/examples/Creality/CR-20 Pro/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-20 Pro/Configuration_adv.h b/config/examples/Creality/CR-20 Pro/Configuration_adv.h index 73dd641394..4f245b185f 100644 --- a/config/examples/Creality/CR-20 Pro/Configuration_adv.h +++ b/config/examples/Creality/CR-20 Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-20/Configuration.h b/config/examples/Creality/CR-20/Configuration.h index af2321f7bd..49692d8d64 100644 --- a/config/examples/Creality/CR-20/Configuration.h +++ b/config/examples/Creality/CR-20/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-20/Configuration_adv.h b/config/examples/Creality/CR-20/Configuration_adv.h index 04528863b9..41fa710eee 100644 --- a/config/examples/Creality/CR-20/Configuration_adv.h +++ b/config/examples/Creality/CR-20/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-30 PrintMill/Configuration.h b/config/examples/Creality/CR-30 PrintMill/Configuration.h index 9d3d183a30..933add263c 100644 --- a/config/examples/Creality/CR-30 PrintMill/Configuration.h +++ b/config/examples/Creality/CR-30 PrintMill/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-30 PrintMill/Configuration_adv.h b/config/examples/Creality/CR-30 PrintMill/Configuration_adv.h index c6e4b52bc0..bed26ba474 100644 --- a/config/examples/Creality/CR-30 PrintMill/Configuration_adv.h +++ b/config/examples/Creality/CR-30 PrintMill/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-6 SE/Configuration.h b/config/examples/Creality/CR-6 SE/Configuration.h index 2f04f8f472..1b09a66907 100644 --- a/config/examples/Creality/CR-6 SE/Configuration.h +++ b/config/examples/Creality/CR-6 SE/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-6 SE/Configuration_adv.h b/config/examples/Creality/CR-6 SE/Configuration_adv.h index 94be5904a2..898caf91b5 100644 --- a/config/examples/Creality/CR-6 SE/Configuration_adv.h +++ b/config/examples/Creality/CR-6 SE/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/CR-8/Configuration.h b/config/examples/Creality/CR-8/Configuration.h index 6d400044ba..d6c4b2af70 100644 --- a/config/examples/Creality/CR-8/Configuration.h +++ b/config/examples/Creality/CR-8/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/CR-8/Configuration_adv.h b/config/examples/Creality/CR-8/Configuration_adv.h index 34497f1f65..3edcd537a7 100644 --- a/config/examples/Creality/CR-8/Configuration_adv.h +++ b/config/examples/Creality/CR-8/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration.h b/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration.h index af3f9f869b..ee9590d6d3 100644 --- a/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration.h +++ b/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration_adv.h b/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration_adv.h index 334f212113..0e063b6282 100644 --- a/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration_adv.h +++ b/config/examples/Creality/Ender-2 Pro/CrealityV423/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-2/Configuration.h b/config/examples/Creality/Ender-2/Configuration.h index b81b935410..6c54ff7060 100644 --- a/config/examples/Creality/Ender-2/Configuration.h +++ b/config/examples/Creality/Ender-2/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-2/Configuration_adv.h b/config/examples/Creality/Ender-2/Configuration_adv.h index c269342913..9a034b57fe 100644 --- a/config/examples/Creality/Ender-2/Configuration_adv.h +++ b/config/examples/Creality/Ender-2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Max/Configuration.h b/config/examples/Creality/Ender-3 Max/Configuration.h index 70fcc760ff..3f824a6314 100644 --- a/config/examples/Creality/Ender-3 Max/Configuration.h +++ b/config/examples/Creality/Ender-3 Max/Configuration.h @@ -2860,9 +2860,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Max/Configuration_adv.h b/config/examples/Creality/Ender-3 Max/Configuration_adv.h index acf6a4af1c..078957af5e 100644 --- a/config/examples/Creality/Ender-3 Max/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Max/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration.h index cc0e3dd441..e83177e6fa 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration_adv.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration_adv.h index adbc3073a8..54a56bea8f 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR 1.4 Turbo/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration.h index 41e33b88fe..487fe17140 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h index 97bdff5ad2..d29157725f 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h index 7245ad97fb..8e93e8c197 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h index 460071f09e..689e7fb9e6 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration.h index e7c5ba5ddc..625a45d68e 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h index b2b63b3379..c69c672e8f 100644 --- a/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Pro/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration.h b/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration.h index a09cf9177a..1a40292b86 100644 --- a/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration.h +++ b/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration_adv.h b/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration_adv.h index 4192cc1cf7..dce9649a16 100644 --- a/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Pro/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration.h b/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration.h index e82f3c32b4..4130c53f63 100644 --- a/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration.h +++ b/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration_adv.h b/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration_adv.h index 0c49cd1904..c5ea990c1b 100644 --- a/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Pro/CrealityV422/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration.h b/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration.h index 38b4fa141d..a5efabaac0 100644 --- a/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration.h +++ b/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration_adv.h b/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration_adv.h index d51c9e926e..cae7e222b3 100644 --- a/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 Pro/CrealityV427/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration.h b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration.h index ce15c6368d..6c6d8a3277 100644 --- a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration.h +++ b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration_adv.h b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration_adv.h index 9a107fe03d..32f9041b72 100644 --- a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/CrealityUI/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration.h b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration.h index 8461114522..eb1fc5d3c0 100644 --- a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration.h +++ b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration_adv.h b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration_adv.h index 9af9ab11c8..c00c0fa51d 100644 --- a/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 V2/BigTreeTech SKR E3 Turbo/MarlinUI/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration.h b/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration.h index ca4b3b8829..34bd344331 100644 --- a/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration.h +++ b/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration_adv.h b/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration_adv.h index 517207e04a..a19a18f104 100644 --- a/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 V2/CrealityV422/CrealityUI/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration.h b/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration.h index 0298761d27..02d5808fb9 100644 --- a/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration.h +++ b/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration_adv.h b/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration_adv.h index d6e74b0e70..23bee60db8 100644 --- a/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration_adv.h +++ b/config/examples/Creality/Ender-3 V2/CrealityV422/MarlinUI/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration.h index 67da1ccfc4..b7bdfa612a 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration_adv.h index 3b5809827b..7b2f857f0e 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech E3 RRF/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration.h index 3a877c41a0..44b283648c 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration_adv.h index 9bd11125e4..ee9f47dd96 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR 1.4/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration.h index c7093344c1..b971692078 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration_adv.h index 704613c552..2f1e418fcc 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/2-into-1 Hotend/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration.h index 1af68defd0..96c56eb591 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration_adv.h index 80e02b3258..017f205977 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Dual Z/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration.h index 6a5fd40621..954f72b828 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration_adv.h index 704613c552..2f1e418fcc 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3 Turbo/Single Extruder/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration.h index fd4aedd82f..9280de9124 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration_adv.h index 66ecf2fe4d..43af2ba19b 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR E3-DIP V1.1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration.h index c81d4654a7..44d776ccd7 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h index 9de4a46e0a..c616cfa5c6 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration.h index b3e2fd081a..d0e2144b64 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h index 56e35d198e..68fdb07b41 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration.h index f6ab1cb1b2..a7e39b2dc7 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h index 8ca74fa6a5..af7d1540a9 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration.h index b055cc99c6..fb6596083c 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration_adv.h b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration_adv.h index 190e80a0c3..c058bf82d4 100644 --- a/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/BigTreeTech SKR Mini E3 3.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/CrealityV1/Configuration.h b/config/examples/Creality/Ender-3/CrealityV1/Configuration.h index 3df0b2123a..e7fd3b6b24 100644 --- a/config/examples/Creality/Ender-3/CrealityV1/Configuration.h +++ b/config/examples/Creality/Ender-3/CrealityV1/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/CrealityV1/Configuration_adv.h b/config/examples/Creality/Ender-3/CrealityV1/Configuration_adv.h index c9224a74a9..8e07935571 100644 --- a/config/examples/Creality/Ender-3/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/CrealityV422/Configuration.h b/config/examples/Creality/Ender-3/CrealityV422/Configuration.h index 5b8a6548ec..f26e8c79a2 100644 --- a/config/examples/Creality/Ender-3/CrealityV422/Configuration.h +++ b/config/examples/Creality/Ender-3/CrealityV422/Configuration.h @@ -2862,9 +2862,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/CrealityV422/Configuration_adv.h b/config/examples/Creality/Ender-3/CrealityV422/Configuration_adv.h index 828f5d7525..46c4f03b52 100644 --- a/config/examples/Creality/Ender-3/CrealityV422/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/CrealityV422/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/CrealityV427/Configuration.h b/config/examples/Creality/Ender-3/CrealityV427/Configuration.h index e19d5896d0..dea38c6da7 100644 --- a/config/examples/Creality/Ender-3/CrealityV427/Configuration.h +++ b/config/examples/Creality/Ender-3/CrealityV427/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/CrealityV427/Configuration_adv.h b/config/examples/Creality/Ender-3/CrealityV427/Configuration_adv.h index 631bf3e68d..9b26488be1 100644 --- a/config/examples/Creality/Ender-3/CrealityV427/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/CrealityV427/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration.h b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration.h index b7ee11ee06..1228939737 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration_adv.h b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration_adv.h index b2c01f474e..e029a074a4 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/BLTouch/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration.h b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration.h index 181c9bd36f..ed4e668251 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration_adv.h b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration_adv.h index b2c01f474e..e029a074a4 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah 1.2/base/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration.h b/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration.h index f9a228e7b4..e597066820 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration_adv.h b/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration_adv.h index b2c01f474e..e029a074a4 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah/BLTouch/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration.h b/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration.h index 201596625b..c8ca63f582 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration_adv.h b/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration_adv.h index b2c01f474e..e029a074a4 100644 --- a/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/FYSETC Cheetah/base/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/MEEB-3DP/Configuration.h b/config/examples/Creality/Ender-3/MEEB-3DP/Configuration.h index e372825ac6..677f251537 100644 --- a/config/examples/Creality/Ender-3/MEEB-3DP/Configuration.h +++ b/config/examples/Creality/Ender-3/MEEB-3DP/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/MEEB-3DP/Configuration_adv.h b/config/examples/Creality/Ender-3/MEEB-3DP/Configuration_adv.h index 7c52f408f3..2a973e8c5d 100644 --- a/config/examples/Creality/Ender-3/MEEB-3DP/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/MEEB-3DP/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration.h b/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration.h index 70092c7baf..807d052527 100644 --- a/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration.h +++ b/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration_adv.h b/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration_adv.h index 7132051fea..4e426bbe0e 100644 --- a/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/MKS Robin E3/V1.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration.h b/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration.h index dbbb7280d0..88cffd83a9 100644 --- a/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration.h +++ b/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration_adv.h b/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration_adv.h index a9e1f96413..fc16c75503 100644 --- a/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/MKS Robin E3/V1.1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration.h b/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration.h index eb86fb0877..2a99e6c428 100644 --- a/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration.h +++ b/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration_adv.h b/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration_adv.h index 7e492f5c56..977bf95652 100644 --- a/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/MKS Robin E3P/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration.h b/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration.h index 168e4dbf89..c9ec12e2c9 100644 --- a/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration.h +++ b/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration_adv.h b/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration_adv.h index ca15df0c40..1dc4622f59 100644 --- a/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration_adv.h +++ b/config/examples/Creality/Ender-3/TH3D EZBoard Lite V2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-4/Configuration.h b/config/examples/Creality/Ender-4/Configuration.h index 972371918f..0a7b042d24 100644 --- a/config/examples/Creality/Ender-4/Configuration.h +++ b/config/examples/Creality/Ender-4/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-4/Configuration_adv.h b/config/examples/Creality/Ender-4/Configuration_adv.h index bcaf9024fd..84ac35b12e 100644 --- a/config/examples/Creality/Ender-4/Configuration_adv.h +++ b/config/examples/Creality/Ender-4/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5 Plus/Configuration.h b/config/examples/Creality/Ender-5 Plus/Configuration.h index 0caa3bd539..5e9060c5ea 100644 --- a/config/examples/Creality/Ender-5 Plus/Configuration.h +++ b/config/examples/Creality/Ender-5 Plus/Configuration.h @@ -2868,9 +2868,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5 Plus/Configuration_adv.h b/config/examples/Creality/Ender-5 Plus/Configuration_adv.h index ae543d9c4f..930ccfa449 100644 --- a/config/examples/Creality/Ender-5 Plus/Configuration_adv.h +++ b/config/examples/Creality/Ender-5 Plus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration.h b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration.h index b78c146a75..5905ac610e 100644 --- a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration.h +++ b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration.h @@ -2861,9 +2861,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration_adv.h b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration_adv.h index d8c5e39385..b4ff96a84d 100644 --- a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration_adv.h +++ b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR E3 Turbo/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h index 65d22a146d..cd3f60e151 100644 --- a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h +++ b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration.h @@ -2823,9 +2823,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h index 86bf1cc562..f3bc369cfb 100644 --- a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h +++ b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration.h b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration.h index f6c829bb8e..a517b412d0 100644 --- a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration.h +++ b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration_adv.h b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration_adv.h index c82fe70bfd..db09eac7d9 100644 --- a/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration_adv.h +++ b/config/examples/Creality/Ender-5 Pro/BigTreeTech SKR Mini E3 2.0 with BLTouch/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration.h b/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration.h index 69aa7f09d0..927f6b0f4e 100644 --- a/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration.h +++ b/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration_adv.h b/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration_adv.h index bc14332f8f..7bd41cd1f1 100644 --- a/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/Ender-5 Pro/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration.h b/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration.h index 9fc3277966..d8e9fc8f0a 100644 --- a/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration.h +++ b/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration_adv.h b/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration_adv.h index 2a66484a3f..4b40a1923e 100644 --- a/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration_adv.h +++ b/config/examples/Creality/Ender-5 Pro/CrealityV422/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration.h b/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration.h index ada17bb545..985082a6fe 100644 --- a/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration.h +++ b/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration_adv.h b/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration_adv.h index d034421535..beb0fc09a3 100644 --- a/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration_adv.h +++ b/config/examples/Creality/Ender-5 Pro/CrealityV427/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration.h b/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration.h index bb72518bd0..c034ee984e 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration.h @@ -2882,9 +2882,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration_adv.h b/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration_adv.h index 661c5ef119..bc487aafce 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration_adv.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR 1.4 Turbo (TMC2209)/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration.h b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration.h index 3525085a6c..7eb8ae383e 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration_adv.h b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration_adv.h index d8c5e39385..b4ff96a84d 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration_adv.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo with BLTouch/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration.h b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration.h index abb7d51df8..a77c012807 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration_adv.h b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration_adv.h index 0da924c09a..0691029f48 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration_adv.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR E3 Turbo/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration.h b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration.h index d0d82099fb..1fcbb9acd2 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h index 56e35d198e..68fdb07b41 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 1.2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration.h b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration.h index 672752603c..9b696447c8 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h index b683974899..40bfab54e7 100644 --- a/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h +++ b/config/examples/Creality/Ender-5/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5/CrealityV1/Configuration.h b/config/examples/Creality/Ender-5/CrealityV1/Configuration.h index bb6f3d94a8..bf9bbed4a3 100644 --- a/config/examples/Creality/Ender-5/CrealityV1/Configuration.h +++ b/config/examples/Creality/Ender-5/CrealityV1/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5/CrealityV1/Configuration_adv.h b/config/examples/Creality/Ender-5/CrealityV1/Configuration_adv.h index 77bd203c3a..e8afc48a92 100644 --- a/config/examples/Creality/Ender-5/CrealityV1/Configuration_adv.h +++ b/config/examples/Creality/Ender-5/CrealityV1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-5/CrealityV427/Configuration.h b/config/examples/Creality/Ender-5/CrealityV427/Configuration.h index fe16e39ee7..bc155d93d9 100644 --- a/config/examples/Creality/Ender-5/CrealityV427/Configuration.h +++ b/config/examples/Creality/Ender-5/CrealityV427/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-5/CrealityV427/Configuration_adv.h b/config/examples/Creality/Ender-5/CrealityV427/Configuration_adv.h index 5874c144ba..39c3c7f7bb 100644 --- a/config/examples/Creality/Ender-5/CrealityV427/Configuration_adv.h +++ b/config/examples/Creality/Ender-5/CrealityV427/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Creality/Ender-6/Configuration.h b/config/examples/Creality/Ender-6/Configuration.h index df27907326..08ccd332e2 100644 --- a/config/examples/Creality/Ender-6/Configuration.h +++ b/config/examples/Creality/Ender-6/Configuration.h @@ -2863,9 +2863,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Creality/Ender-6/Configuration_adv.h b/config/examples/Creality/Ender-6/Configuration_adv.h index 7e593a1283..dadd65bba5 100644 --- a/config/examples/Creality/Ender-6/Configuration_adv.h +++ b/config/examples/Creality/Ender-6/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Dagoma/Disco Ultimate/Configuration.h b/config/examples/Dagoma/Disco Ultimate/Configuration.h index 052211c902..74369f822f 100644 --- a/config/examples/Dagoma/Disco Ultimate/Configuration.h +++ b/config/examples/Dagoma/Disco Ultimate/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h b/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h index 6d7826cdf3..21683b372c 100644 --- a/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h +++ b/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Daycom/3DP-100/Configuration.h b/config/examples/Daycom/3DP-100/Configuration.h index cbda30920e..821895d6ed 100644 --- a/config/examples/Daycom/3DP-100/Configuration.h +++ b/config/examples/Daycom/3DP-100/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Daycom/3DP-100/Configuration_adv.h b/config/examples/Daycom/3DP-100/Configuration_adv.h index f7783b2e57..c453b990b6 100644 --- a/config/examples/Daycom/3DP-100/Configuration_adv.h +++ b/config/examples/Daycom/3DP-100/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/EXP3D/Imprimante multifonction/Configuration.h b/config/examples/EXP3D/Imprimante multifonction/Configuration.h index c97640e298..38f57d3d7b 100644 --- a/config/examples/EXP3D/Imprimante multifonction/Configuration.h +++ b/config/examples/EXP3D/Imprimante multifonction/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/EXP3D/Imprimante multifonction/Configuration_adv.h b/config/examples/EXP3D/Imprimante multifonction/Configuration_adv.h index 0e8c7535e1..4958e61429 100644 --- a/config/examples/EXP3D/Imprimante multifonction/Configuration_adv.h +++ b/config/examples/EXP3D/Imprimante multifonction/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/EasyThreeD/ET4000PLUS/Configuration.h b/config/examples/EasyThreeD/ET4000PLUS/Configuration.h index c95e0476af..398696fb86 100644 --- a/config/examples/EasyThreeD/ET4000PLUS/Configuration.h +++ b/config/examples/EasyThreeD/ET4000PLUS/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/EasyThreeD/ET4000PLUS/Configuration_adv.h b/config/examples/EasyThreeD/ET4000PLUS/Configuration_adv.h index 2aaa60aa5e..b18dc45868 100644 --- a/config/examples/EasyThreeD/ET4000PLUS/Configuration_adv.h +++ b/config/examples/EasyThreeD/ET4000PLUS/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Einstart-S/Configuration.h b/config/examples/Einstart-S/Configuration.h index bcaa073bee..1cd6cc9863 100644 --- a/config/examples/Einstart-S/Configuration.h +++ b/config/examples/Einstart-S/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Einstart-S/Configuration_adv.h b/config/examples/Einstart-S/Configuration_adv.h index 99b42f960b..e2eef6fbf7 100644 --- a/config/examples/Einstart-S/Configuration_adv.h +++ b/config/examples/Einstart-S/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Eryone/Thinker SE/Configuration.h b/config/examples/Eryone/Thinker SE/Configuration.h index 3c615217b2..6ff7413a02 100644 --- a/config/examples/Eryone/Thinker SE/Configuration.h +++ b/config/examples/Eryone/Thinker SE/Configuration.h @@ -2899,9 +2899,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Eryone/Thinker SE/Configuration_adv.h b/config/examples/Eryone/Thinker SE/Configuration_adv.h index 2fc6f29b8b..c3a2c8ce68 100644 --- a/config/examples/Eryone/Thinker SE/Configuration_adv.h +++ b/config/examples/Eryone/Thinker SE/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Eryone/Thinker V2/Configuration.h b/config/examples/Eryone/Thinker V2/Configuration.h index 92ff5da669..025e87e920 100644 --- a/config/examples/Eryone/Thinker V2/Configuration.h +++ b/config/examples/Eryone/Thinker V2/Configuration.h @@ -2896,9 +2896,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Eryone/Thinker V2/Configuration_adv.h b/config/examples/Eryone/Thinker V2/Configuration_adv.h index 2879a28424..d9e9754e9b 100644 --- a/config/examples/Eryone/Thinker V2/Configuration_adv.h +++ b/config/examples/Eryone/Thinker V2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FYSETC/AIO_II/Configuration.h b/config/examples/FYSETC/AIO_II/Configuration.h index 4ab10dc556..99ac678ee1 100644 --- a/config/examples/FYSETC/AIO_II/Configuration.h +++ b/config/examples/FYSETC/AIO_II/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FYSETC/AIO_II/Configuration_adv.h b/config/examples/FYSETC/AIO_II/Configuration_adv.h index 35500c383f..65e2e42457 100644 --- a/config/examples/FYSETC/AIO_II/Configuration_adv.h +++ b/config/examples/FYSETC/AIO_II/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FYSETC/F6_13/Configuration.h b/config/examples/FYSETC/F6_13/Configuration.h index e207c96979..cc3c21c2fa 100644 --- a/config/examples/FYSETC/F6_13/Configuration.h +++ b/config/examples/FYSETC/F6_13/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FYSETC/F6_13/Configuration_adv.h b/config/examples/FYSETC/F6_13/Configuration_adv.h index 5d53ed3f9d..7a30499067 100644 --- a/config/examples/FYSETC/F6_13/Configuration_adv.h +++ b/config/examples/FYSETC/F6_13/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FYSETC/S6/Configuration.h b/config/examples/FYSETC/S6/Configuration.h index 414329c801..7dc51ef2dd 100644 --- a/config/examples/FYSETC/S6/Configuration.h +++ b/config/examples/FYSETC/S6/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FYSETC/S6/Configuration_adv.h b/config/examples/FYSETC/S6/Configuration_adv.h index 5c7e810f26..369b452364 100644 --- a/config/examples/FYSETC/S6/Configuration_adv.h +++ b/config/examples/FYSETC/S6/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Felix/DUAL/Configuration.h b/config/examples/Felix/DUAL/Configuration.h index 3e6a6776cc..afbe476d94 100644 --- a/config/examples/Felix/DUAL/Configuration.h +++ b/config/examples/Felix/DUAL/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Felix/DUAL/Configuration_adv.h b/config/examples/Felix/DUAL/Configuration_adv.h index 1ece1590f8..dd41d5ec15 100644 --- a/config/examples/Felix/DUAL/Configuration_adv.h +++ b/config/examples/Felix/DUAL/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Felix/Single/Configuration.h b/config/examples/Felix/Single/Configuration.h index ddc6ab5e17..cb57101e39 100644 --- a/config/examples/Felix/Single/Configuration.h +++ b/config/examples/Felix/Single/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Felix/Single/Configuration_adv.h b/config/examples/Felix/Single/Configuration_adv.h index 1ece1590f8..dd41d5ec15 100644 --- a/config/examples/Felix/Single/Configuration_adv.h +++ b/config/examples/Felix/Single/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FlashForge/Creator 2X/Configuration.h b/config/examples/FlashForge/Creator 2X/Configuration.h index 3fde1f25c9..a8a2b688f7 100644 --- a/config/examples/FlashForge/Creator 2X/Configuration.h +++ b/config/examples/FlashForge/Creator 2X/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FlashForge/Creator 2X/Configuration_adv.h b/config/examples/FlashForge/Creator 2X/Configuration_adv.h index a3a0ae6fa2..a64603e8d2 100644 --- a/config/examples/FlashForge/Creator 2X/Configuration_adv.h +++ b/config/examples/FlashForge/Creator 2X/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FlashForge/CreatorPro/Configuration.h b/config/examples/FlashForge/CreatorPro/Configuration.h index da360bf6ae..fb79d7620d 100644 --- a/config/examples/FlashForge/CreatorPro/Configuration.h +++ b/config/examples/FlashForge/CreatorPro/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FlashForge/CreatorPro/Configuration_adv.h b/config/examples/FlashForge/CreatorPro/Configuration_adv.h index 890c12d5c6..6a27b73410 100644 --- a/config/examples/FlashForge/CreatorPro/Configuration_adv.h +++ b/config/examples/FlashForge/CreatorPro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FlyingBear/P902/Configuration.h b/config/examples/FlyingBear/P902/Configuration.h index 2790a04f49..f9c7d39fdc 100644 --- a/config/examples/FlyingBear/P902/Configuration.h +++ b/config/examples/FlyingBear/P902/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FlyingBear/P902/Configuration_adv.h b/config/examples/FlyingBear/P902/Configuration_adv.h index 06922c8687..750c646e50 100644 --- a/config/examples/FlyingBear/P902/Configuration_adv.h +++ b/config/examples/FlyingBear/P902/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FlyingBear/P905H/Configuration.h b/config/examples/FlyingBear/P905H/Configuration.h index 0be4ecec0e..1ea94911ed 100644 --- a/config/examples/FlyingBear/P905H/Configuration.h +++ b/config/examples/FlyingBear/P905H/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FlyingBear/P905H/Configuration_adv.h b/config/examples/FlyingBear/P905H/Configuration_adv.h index 1016b321eb..b4eabcc266 100644 --- a/config/examples/FlyingBear/P905H/Configuration_adv.h +++ b/config/examples/FlyingBear/P905H/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FoamCutter/Configuration.h b/config/examples/FoamCutter/Configuration.h index 41f10e86e4..bd0d6ddcda 100644 --- a/config/examples/FoamCutter/Configuration.h +++ b/config/examples/FoamCutter/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FoamCutter/Configuration_adv.h b/config/examples/FoamCutter/Configuration_adv.h index bc25ee0552..50194746d8 100644 --- a/config/examples/FoamCutter/Configuration_adv.h +++ b/config/examples/FoamCutter/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/FolgerTech/i3-2020/Configuration.h b/config/examples/FolgerTech/i3-2020/Configuration.h index 8843afb7c7..140f029a06 100644 --- a/config/examples/FolgerTech/i3-2020/Configuration.h +++ b/config/examples/FolgerTech/i3-2020/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/FolgerTech/i3-2020/Configuration_adv.h b/config/examples/FolgerTech/i3-2020/Configuration_adv.h index 83ca66784a..d694aa9225 100644 --- a/config/examples/FolgerTech/i3-2020/Configuration_adv.h +++ b/config/examples/FolgerTech/i3-2020/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Formbot/Raptor/Configuration.h b/config/examples/Formbot/Raptor/Configuration.h index c710959dcf..1cdb6f618f 100644 --- a/config/examples/Formbot/Raptor/Configuration.h +++ b/config/examples/Formbot/Raptor/Configuration.h @@ -2963,9 +2963,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Formbot/Raptor/Configuration_adv.h b/config/examples/Formbot/Raptor/Configuration_adv.h index 075f5e7be8..9a3d73da29 100644 --- a/config/examples/Formbot/Raptor/Configuration_adv.h +++ b/config/examples/Formbot/Raptor/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Formbot/T_Rex_2+/Configuration.h b/config/examples/Formbot/T_Rex_2+/Configuration.h index 7ac6f38b2d..aa37dc0f2c 100644 --- a/config/examples/Formbot/T_Rex_2+/Configuration.h +++ b/config/examples/Formbot/T_Rex_2+/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Formbot/T_Rex_2+/Configuration_adv.h b/config/examples/Formbot/T_Rex_2+/Configuration_adv.h index a36b63bbb7..2f502defb3 100644 --- a/config/examples/Formbot/T_Rex_2+/Configuration_adv.h +++ b/config/examples/Formbot/T_Rex_2+/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Formbot/T_Rex_3/Configuration.h b/config/examples/Formbot/T_Rex_3/Configuration.h index 55bbb02d64..f440e835f8 100644 --- a/config/examples/Formbot/T_Rex_3/Configuration.h +++ b/config/examples/Formbot/T_Rex_3/Configuration.h @@ -2868,9 +2868,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Formbot/T_Rex_3/Configuration_adv.h b/config/examples/Formbot/T_Rex_3/Configuration_adv.h index e6852d8396..978f1557df 100644 --- a/config/examples/Formbot/T_Rex_3/Configuration_adv.h +++ b/config/examples/Formbot/T_Rex_3/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A10/Configuration.h b/config/examples/Geeetech/A10/Configuration.h index e1d8eeae5c..e29dd4b825 100644 --- a/config/examples/Geeetech/A10/Configuration.h +++ b/config/examples/Geeetech/A10/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A10/Configuration_adv.h b/config/examples/Geeetech/A10/Configuration_adv.h index d35b3ccf3a..f456c3c46e 100644 --- a/config/examples/Geeetech/A10/Configuration_adv.h +++ b/config/examples/Geeetech/A10/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A10D/Configuration.h b/config/examples/Geeetech/A10D/Configuration.h index fee7843cb0..d7da912e49 100644 --- a/config/examples/Geeetech/A10D/Configuration.h +++ b/config/examples/Geeetech/A10D/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A10D/Configuration_adv.h b/config/examples/Geeetech/A10D/Configuration_adv.h index 4eca365b94..5637ad1b2c 100644 --- a/config/examples/Geeetech/A10D/Configuration_adv.h +++ b/config/examples/Geeetech/A10D/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A10M/Stock LCD/Configuration.h b/config/examples/Geeetech/A10M/Stock LCD/Configuration.h index bd5dae509f..ab53bef6ed 100644 --- a/config/examples/Geeetech/A10M/Stock LCD/Configuration.h +++ b/config/examples/Geeetech/A10M/Stock LCD/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A10M/Stock LCD/Configuration_adv.h b/config/examples/Geeetech/A10M/Stock LCD/Configuration_adv.h index 85bf0f9e58..50df795b25 100644 --- a/config/examples/Geeetech/A10M/Stock LCD/Configuration_adv.h +++ b/config/examples/Geeetech/A10M/Stock LCD/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration.h b/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration.h index 2453ac7112..76447e4c85 100644 --- a/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration.h +++ b/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration_adv.h b/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration_adv.h index 85bf0f9e58..50df795b25 100644 --- a/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration_adv.h +++ b/config/examples/Geeetech/A10M/YHCB2004_V4.1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A10PRO/Configuration.h b/config/examples/Geeetech/A10PRO/Configuration.h index 46627a0816..38ad6a1443 100644 --- a/config/examples/Geeetech/A10PRO/Configuration.h +++ b/config/examples/Geeetech/A10PRO/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A10PRO/Configuration_adv.h b/config/examples/Geeetech/A10PRO/Configuration_adv.h index d35b3ccf3a..f456c3c46e 100644 --- a/config/examples/Geeetech/A10PRO/Configuration_adv.h +++ b/config/examples/Geeetech/A10PRO/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A10T/Stock LCD/Configuration.h b/config/examples/Geeetech/A10T/Stock LCD/Configuration.h index d4fa5ff2ef..df363c7162 100644 --- a/config/examples/Geeetech/A10T/Stock LCD/Configuration.h +++ b/config/examples/Geeetech/A10T/Stock LCD/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A10T/Stock LCD/Configuration_adv.h b/config/examples/Geeetech/A10T/Stock LCD/Configuration_adv.h index 85bf0f9e58..50df795b25 100644 --- a/config/examples/Geeetech/A10T/Stock LCD/Configuration_adv.h +++ b/config/examples/Geeetech/A10T/Stock LCD/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration.h b/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration.h index bb8537f07c..b8c3bd5e58 100644 --- a/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration.h +++ b/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration_adv.h b/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration_adv.h index 85bf0f9e58..50df795b25 100644 --- a/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration_adv.h +++ b/config/examples/Geeetech/A10T/YHCB2004_V4.1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A20/Configuration.h b/config/examples/Geeetech/A20/Configuration.h index a747d05ae9..196d6a590b 100644 --- a/config/examples/Geeetech/A20/Configuration.h +++ b/config/examples/Geeetech/A20/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A20/Configuration_adv.h b/config/examples/Geeetech/A20/Configuration_adv.h index 2e23dd4762..326598a59b 100644 --- a/config/examples/Geeetech/A20/Configuration_adv.h +++ b/config/examples/Geeetech/A20/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A20M/Configuration.h b/config/examples/Geeetech/A20M/Configuration.h index 137dd132f0..6b1872be8a 100644 --- a/config/examples/Geeetech/A20M/Configuration.h +++ b/config/examples/Geeetech/A20M/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A20M/Configuration_adv.h b/config/examples/Geeetech/A20M/Configuration_adv.h index 2e23dd4762..326598a59b 100644 --- a/config/examples/Geeetech/A20M/Configuration_adv.h +++ b/config/examples/Geeetech/A20M/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A20T/Configuration.h b/config/examples/Geeetech/A20T/Configuration.h index d8ec261450..962ceff82c 100644 --- a/config/examples/Geeetech/A20T/Configuration.h +++ b/config/examples/Geeetech/A20T/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A20T/Configuration_adv.h b/config/examples/Geeetech/A20T/Configuration_adv.h index 2e23dd4762..326598a59b 100644 --- a/config/examples/Geeetech/A20T/Configuration_adv.h +++ b/config/examples/Geeetech/A20T/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A30/Configuration.h b/config/examples/Geeetech/A30/Configuration.h index 4247fb0bef..c62c44ae6f 100644 --- a/config/examples/Geeetech/A30/Configuration.h +++ b/config/examples/Geeetech/A30/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A30/Configuration_adv.h b/config/examples/Geeetech/A30/Configuration_adv.h index fa85f3bab7..afbd3dabb2 100644 --- a/config/examples/Geeetech/A30/Configuration_adv.h +++ b/config/examples/Geeetech/A30/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A30M/Configuration.h b/config/examples/Geeetech/A30M/Configuration.h index 1f9da7d894..f858697ada 100644 --- a/config/examples/Geeetech/A30M/Configuration.h +++ b/config/examples/Geeetech/A30M/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A30M/Configuration_adv.h b/config/examples/Geeetech/A30M/Configuration_adv.h index fa85f3bab7..afbd3dabb2 100644 --- a/config/examples/Geeetech/A30M/Configuration_adv.h +++ b/config/examples/Geeetech/A30M/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/A30T/Configuration.h b/config/examples/Geeetech/A30T/Configuration.h index da55e26543..5536f235b4 100644 --- a/config/examples/Geeetech/A30T/Configuration.h +++ b/config/examples/Geeetech/A30T/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/A30T/Configuration_adv.h b/config/examples/Geeetech/A30T/Configuration_adv.h index fa85f3bab7..afbd3dabb2 100644 --- a/config/examples/Geeetech/A30T/Configuration_adv.h +++ b/config/examples/Geeetech/A30T/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/D200/Configuration.h b/config/examples/Geeetech/D200/Configuration.h index 812a38fa35..f0dfa55e6a 100644 --- a/config/examples/Geeetech/D200/Configuration.h +++ b/config/examples/Geeetech/D200/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/D200/Configuration_adv.h b/config/examples/Geeetech/D200/Configuration_adv.h index f8622a0ed4..1397dd56d8 100644 --- a/config/examples/Geeetech/D200/Configuration_adv.h +++ b/config/examples/Geeetech/D200/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/Duplicator5/Configuration.h b/config/examples/Geeetech/Duplicator5/Configuration.h index f9612cbccb..93f399d42d 100644 --- a/config/examples/Geeetech/Duplicator5/Configuration.h +++ b/config/examples/Geeetech/Duplicator5/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/Duplicator5/Configuration_adv.h b/config/examples/Geeetech/Duplicator5/Configuration_adv.h index 5c7e810f26..369b452364 100644 --- a/config/examples/Geeetech/Duplicator5/Configuration_adv.h +++ b/config/examples/Geeetech/Duplicator5/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/E180/Configuration.h b/config/examples/Geeetech/E180/Configuration.h index b7ad6469d5..366314b8a3 100644 --- a/config/examples/Geeetech/E180/Configuration.h +++ b/config/examples/Geeetech/E180/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/E180/Configuration_adv.h b/config/examples/Geeetech/E180/Configuration_adv.h index fa85f3bab7..afbd3dabb2 100644 --- a/config/examples/Geeetech/E180/Configuration_adv.h +++ b/config/examples/Geeetech/E180/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/GT2560/Configuration.h b/config/examples/Geeetech/GT2560/Configuration.h index a0f94e2383..c42f0c57a9 100644 --- a/config/examples/Geeetech/GT2560/Configuration.h +++ b/config/examples/Geeetech/GT2560/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h b/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h index 2af0bbbd5e..74bc102da8 100644 --- a/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h +++ b/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/M201/Configuration.h b/config/examples/Geeetech/M201/Configuration.h index 2df4ccdeae..7e77fee439 100644 --- a/config/examples/Geeetech/M201/Configuration.h +++ b/config/examples/Geeetech/M201/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/M201/Configuration_adv.h b/config/examples/Geeetech/M201/Configuration_adv.h index f8622a0ed4..1397dd56d8 100644 --- a/config/examples/Geeetech/M201/Configuration_adv.h +++ b/config/examples/Geeetech/M201/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/MeCreator2/Configuration.h b/config/examples/Geeetech/MeCreator2/Configuration.h index d455be9a29..9581046da8 100644 --- a/config/examples/Geeetech/MeCreator2/Configuration.h +++ b/config/examples/Geeetech/MeCreator2/Configuration.h @@ -2851,9 +2851,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/MeCreator2/Configuration_adv.h b/config/examples/Geeetech/MeCreator2/Configuration_adv.h index 8e97f5c646..f165fa1fd5 100644 --- a/config/examples/Geeetech/MeCreator2/Configuration_adv.h +++ b/config/examples/Geeetech/MeCreator2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/Me_creator/Configuration.h b/config/examples/Geeetech/Me_creator/Configuration.h index b8bfc21827..160d2cdafb 100644 --- a/config/examples/Geeetech/Me_creator/Configuration.h +++ b/config/examples/Geeetech/Me_creator/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/Me_creator/Configuration_adv.h b/config/examples/Geeetech/Me_creator/Configuration_adv.h index 5c7e810f26..369b452364 100644 --- a/config/examples/Geeetech/Me_creator/Configuration_adv.h +++ b/config/examples/Geeetech/Me_creator/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/Me_ducer/Configuration.h b/config/examples/Geeetech/Me_ducer/Configuration.h index 599d2ad8ec..14d3341706 100644 --- a/config/examples/Geeetech/Me_ducer/Configuration.h +++ b/config/examples/Geeetech/Me_ducer/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/Me_ducer/Configuration_adv.h b/config/examples/Geeetech/Me_ducer/Configuration_adv.h index 4b1f8c2594..cc1addff24 100644 --- a/config/examples/Geeetech/Me_ducer/Configuration_adv.h +++ b/config/examples/Geeetech/Me_ducer/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/PI3A PRO/Configuration.h b/config/examples/Geeetech/PI3A PRO/Configuration.h index e86a69ea13..f639369047 100644 --- a/config/examples/Geeetech/PI3A PRO/Configuration.h +++ b/config/examples/Geeetech/PI3A PRO/Configuration.h @@ -2862,9 +2862,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/PI3A PRO/Configuration_adv.h b/config/examples/Geeetech/PI3A PRO/Configuration_adv.h index d9923678a4..171fd15452 100644 --- a/config/examples/Geeetech/PI3A PRO/Configuration_adv.h +++ b/config/examples/Geeetech/PI3A PRO/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/Prusa i3 Pro B/bltouch/Configuration.h b/config/examples/Geeetech/Prusa i3 Pro B/bltouch/Configuration.h index 71dbdea368..25999c89d8 100644 --- a/config/examples/Geeetech/Prusa i3 Pro B/bltouch/Configuration.h +++ b/config/examples/Geeetech/Prusa i3 Pro B/bltouch/Configuration.h @@ -2863,9 +2863,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/Prusa i3 Pro B/noprobe/Configuration.h b/config/examples/Geeetech/Prusa i3 Pro B/noprobe/Configuration.h index 2a19df52d5..33c6659eb3 100644 --- a/config/examples/Geeetech/Prusa i3 Pro B/noprobe/Configuration.h +++ b/config/examples/Geeetech/Prusa i3 Pro B/noprobe/Configuration.h @@ -2862,9 +2862,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/Prusa i3 Pro C/Configuration.h b/config/examples/Geeetech/Prusa i3 Pro C/Configuration.h index b3148707cb..50e8bb9da3 100644 --- a/config/examples/Geeetech/Prusa i3 Pro C/Configuration.h +++ b/config/examples/Geeetech/Prusa i3 Pro C/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h b/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h index d35b3ccf3a..f456c3c46e 100644 --- a/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h +++ b/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Geeetech/Prusa i3 Pro W/Configuration.h b/config/examples/Geeetech/Prusa i3 Pro W/Configuration.h index b8203b4954..5026e2d9c3 100644 --- a/config/examples/Geeetech/Prusa i3 Pro W/Configuration.h +++ b/config/examples/Geeetech/Prusa i3 Pro W/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h b/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h index d35b3ccf3a..f456c3c46e 100644 --- a/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h +++ b/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/HMS434/Configuration.h b/config/examples/HMS434/Configuration.h index 1b2f74bcce..d837d1c32b 100644 --- a/config/examples/HMS434/Configuration.h +++ b/config/examples/HMS434/Configuration.h @@ -2849,9 +2849,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/HMS434/Configuration_adv.h b/config/examples/HMS434/Configuration_adv.h index c86ba6c970..6c7c9d8b3b 100644 --- a/config/examples/HMS434/Configuration_adv.h +++ b/config/examples/HMS434/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Index/REV_03/Configuration.h b/config/examples/Index/REV_03/Configuration.h index 177c098699..01f1639154 100644 --- a/config/examples/Index/REV_03/Configuration.h +++ b/config/examples/Index/REV_03/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Index/REV_03/Configuration_adv.h b/config/examples/Index/REV_03/Configuration_adv.h index c1a93eedff..df85e5f3c1 100644 --- a/config/examples/Index/REV_03/Configuration_adv.h +++ b/config/examples/Index/REV_03/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Infitary/i3-M508/Configuration.h b/config/examples/Infitary/i3-M508/Configuration.h index 0fbf053fff..014ee7637f 100644 --- a/config/examples/Infitary/i3-M508/Configuration.h +++ b/config/examples/Infitary/i3-M508/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Infitary/i3-M508/Configuration_adv.h b/config/examples/Infitary/i3-M508/Configuration_adv.h index 283c1f7578..02c9c17341 100644 --- a/config/examples/Infitary/i3-M508/Configuration_adv.h +++ b/config/examples/Infitary/i3-M508/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Intamsys/FunmatHT 4988/Configuration.h b/config/examples/Intamsys/FunmatHT 4988/Configuration.h index 815aca40e2..a2d0f1df67 100644 --- a/config/examples/Intamsys/FunmatHT 4988/Configuration.h +++ b/config/examples/Intamsys/FunmatHT 4988/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Intamsys/FunmatHT 4988/Configuration_adv.h b/config/examples/Intamsys/FunmatHT 4988/Configuration_adv.h index a1972462b2..58b59ce44f 100644 --- a/config/examples/Intamsys/FunmatHT 4988/Configuration_adv.h +++ b/config/examples/Intamsys/FunmatHT 4988/Configuration_adv.h @@ -548,18 +548,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -569,9 +572,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/JGAurora/A1/Configuration.h b/config/examples/JGAurora/A1/Configuration.h index a1469c6a6c..f64b365092 100644 --- a/config/examples/JGAurora/A1/Configuration.h +++ b/config/examples/JGAurora/A1/Configuration.h @@ -2859,9 +2859,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/JGAurora/A1/Configuration_adv.h b/config/examples/JGAurora/A1/Configuration_adv.h index 2c37480abb..728d249698 100644 --- a/config/examples/JGAurora/A1/Configuration_adv.h +++ b/config/examples/JGAurora/A1/Configuration_adv.h @@ -554,18 +554,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -575,9 +578,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/JGAurora/A3/Configuration.h b/config/examples/JGAurora/A3/Configuration.h index dfd3330aa9..1e33ba3fe2 100644 --- a/config/examples/JGAurora/A3/Configuration.h +++ b/config/examples/JGAurora/A3/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/JGAurora/A5/Configuration.h b/config/examples/JGAurora/A5/Configuration.h index 48f9c80d66..a5a11a7385 100644 --- a/config/examples/JGAurora/A5/Configuration.h +++ b/config/examples/JGAurora/A5/Configuration.h @@ -2860,9 +2860,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/JGAurora/A5/Configuration_adv.h b/config/examples/JGAurora/A5/Configuration_adv.h index fc2e688c87..a571dc5076 100644 --- a/config/examples/JGAurora/A5/Configuration_adv.h +++ b/config/examples/JGAurora/A5/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/JGAurora/A5S/Configuration.h b/config/examples/JGAurora/A5S/Configuration.h index 8bc8fea158..3d6c48ad6e 100644 --- a/config/examples/JGAurora/A5S/Configuration.h +++ b/config/examples/JGAurora/A5S/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/JGAurora/A5S/Configuration_adv.h b/config/examples/JGAurora/A5S/Configuration_adv.h index 2c37480abb..728d249698 100644 --- a/config/examples/JGAurora/A5S/Configuration_adv.h +++ b/config/examples/JGAurora/A5S/Configuration_adv.h @@ -554,18 +554,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -575,9 +578,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/JGAurora/Magic/Configuration.h b/config/examples/JGAurora/Magic/Configuration.h index 28dcb9c5fc..d82415491a 100644 --- a/config/examples/JGAurora/Magic/Configuration.h +++ b/config/examples/JGAurora/Magic/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/JGAurora/Magic/Configuration_adv.h b/config/examples/JGAurora/Magic/Configuration_adv.h index 57feb8f6fb..bb074f148c 100644 --- a/config/examples/JGAurora/Magic/Configuration_adv.h +++ b/config/examples/JGAurora/Magic/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Kingroon/KP3/Configuration.h b/config/examples/Kingroon/KP3/Configuration.h index 9eeca82cbe..69a187466a 100644 --- a/config/examples/Kingroon/KP3/Configuration.h +++ b/config/examples/Kingroon/KP3/Configuration.h @@ -2859,9 +2859,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Kingroon/KP3/Configuration_adv.h b/config/examples/Kingroon/KP3/Configuration_adv.h index 3f77d175df..b5e687128d 100644 --- a/config/examples/Kingroon/KP3/Configuration_adv.h +++ b/config/examples/Kingroon/KP3/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Labists/ET4/Configuration.h b/config/examples/Labists/ET4/Configuration.h index 6f44c8bc3c..ecf7d395ca 100644 --- a/config/examples/Labists/ET4/Configuration.h +++ b/config/examples/Labists/ET4/Configuration.h @@ -2891,9 +2891,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Labists/ET4/Configuration_adv.h b/config/examples/Labists/ET4/Configuration_adv.h index f8f099a95f..440d48a802 100644 --- a/config/examples/Labists/ET4/Configuration_adv.h +++ b/config/examples/Labists/ET4/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/LulzBot/TAZ4/Configuration.h b/config/examples/LulzBot/TAZ4/Configuration.h index bb816e1732..9d8ac25210 100644 --- a/config/examples/LulzBot/TAZ4/Configuration.h +++ b/config/examples/LulzBot/TAZ4/Configuration.h @@ -2863,9 +2863,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/LulzBot/TAZ4/Configuration_adv.h b/config/examples/LulzBot/TAZ4/Configuration_adv.h index 0fc7782b7f..6f741fb86c 100644 --- a/config/examples/LulzBot/TAZ4/Configuration_adv.h +++ b/config/examples/LulzBot/TAZ4/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/MBot/Cube/Configuration.h b/config/examples/MBot/Cube/Configuration.h index 25be714c79..dfd2afd64f 100644 --- a/config/examples/MBot/Cube/Configuration.h +++ b/config/examples/MBot/Cube/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/MBot/Cube/Configuration_adv.h b/config/examples/MBot/Cube/Configuration_adv.h index 63fbb25add..015d2b2c76 100644 --- a/config/examples/MBot/Cube/Configuration_adv.h +++ b/config/examples/MBot/Cube/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/MakerFarm/Pegasus 12/Configuration.h b/config/examples/MakerFarm/Pegasus 12/Configuration.h index 4d2f2826a3..8c1ef6aecc 100644 --- a/config/examples/MakerFarm/Pegasus 12/Configuration.h +++ b/config/examples/MakerFarm/Pegasus 12/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/MakerFarm/Pegasus 12/Configuration_adv.h b/config/examples/MakerFarm/Pegasus 12/Configuration_adv.h index af966f86c2..192b575586 100644 --- a/config/examples/MakerFarm/Pegasus 12/Configuration_adv.h +++ b/config/examples/MakerFarm/Pegasus 12/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/MakerParts/Configuration.h b/config/examples/MakerParts/Configuration.h index 52d8990a8a..1b6dc4d51e 100644 --- a/config/examples/MakerParts/Configuration.h +++ b/config/examples/MakerParts/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/MakerParts/Configuration_adv.h b/config/examples/MakerParts/Configuration_adv.h index 4fed19493f..ff959379c5 100644 --- a/config/examples/MakerParts/Configuration_adv.h +++ b/config/examples/MakerParts/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Malyan/M150/Configuration.h b/config/examples/Malyan/M150/Configuration.h index 2c60480509..3972043281 100644 --- a/config/examples/Malyan/M150/Configuration.h +++ b/config/examples/Malyan/M150/Configuration.h @@ -2880,9 +2880,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Malyan/M150/Configuration_adv.h b/config/examples/Malyan/M150/Configuration_adv.h index c31ccd2b66..02fcb79db8 100644 --- a/config/examples/Malyan/M150/Configuration_adv.h +++ b/config/examples/Malyan/M150/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Malyan/M180/Configuration.h b/config/examples/Malyan/M180/Configuration.h index aa6ccaa023..62e487da26 100644 --- a/config/examples/Malyan/M180/Configuration.h +++ b/config/examples/Malyan/M180/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Malyan/M200/Configuration.h b/config/examples/Malyan/M200/Configuration.h index 8e6e768501..b29b74db16 100644 --- a/config/examples/Malyan/M200/Configuration.h +++ b/config/examples/Malyan/M200/Configuration.h @@ -2858,9 +2858,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Malyan/M200/Configuration_adv.h b/config/examples/Malyan/M200/Configuration_adv.h index 8e5d9150a1..4ac7b48f29 100644 --- a/config/examples/Malyan/M200/Configuration_adv.h +++ b/config/examples/Malyan/M200/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Micromake/C1/basic/Configuration.h b/config/examples/Micromake/C1/basic/Configuration.h index 85784be6fe..5f96a16428 100644 --- a/config/examples/Micromake/C1/basic/Configuration.h +++ b/config/examples/Micromake/C1/basic/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Micromake/C1/enhanced/Configuration.h b/config/examples/Micromake/C1/enhanced/Configuration.h index 861065dde2..a40d0fa605 100644 --- a/config/examples/Micromake/C1/enhanced/Configuration.h +++ b/config/examples/Micromake/C1/enhanced/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Micromake/C1/enhanced/Configuration_adv.h b/config/examples/Micromake/C1/enhanced/Configuration_adv.h index 0307817ec3..8007600b67 100644 --- a/config/examples/Micromake/C1/enhanced/Configuration_adv.h +++ b/config/examples/Micromake/C1/enhanced/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Mks/Robin/Configuration.h b/config/examples/Mks/Robin/Configuration.h index e56bb1745e..2857c5ffd5 100644 --- a/config/examples/Mks/Robin/Configuration.h +++ b/config/examples/Mks/Robin/Configuration.h @@ -2867,9 +2867,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Mks/Robin/Configuration_adv.h b/config/examples/Mks/Robin/Configuration_adv.h index bc25ee0552..50194746d8 100644 --- a/config/examples/Mks/Robin/Configuration_adv.h +++ b/config/examples/Mks/Robin/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Mks/Robin_Lite3/Configuration.h b/config/examples/Mks/Robin_Lite3/Configuration.h index bc71b9138a..b2e6c9fb4a 100644 --- a/config/examples/Mks/Robin_Lite3/Configuration.h +++ b/config/examples/Mks/Robin_Lite3/Configuration.h @@ -2859,9 +2859,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Mks/Robin_Pro/Configuration.h b/config/examples/Mks/Robin_Pro/Configuration.h index 5b7ae9c6e1..5721c44185 100644 --- a/config/examples/Mks/Robin_Pro/Configuration.h +++ b/config/examples/Mks/Robin_Pro/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Mks/Sbase/Configuration.h b/config/examples/Mks/Sbase/Configuration.h index 8033b06eb1..68f3804dd6 100644 --- a/config/examples/Mks/Sbase/Configuration.h +++ b/config/examples/Mks/Sbase/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Mks/Sbase/Configuration_adv.h b/config/examples/Mks/Sbase/Configuration_adv.h index cef814e76e..189cc63f79 100644 --- a/config/examples/Mks/Sbase/Configuration_adv.h +++ b/config/examples/Mks/Sbase/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Modix/Big60/Configuration.h b/config/examples/Modix/Big60/Configuration.h index b8096924df..3dcccfb40a 100644 --- a/config/examples/Modix/Big60/Configuration.h +++ b/config/examples/Modix/Big60/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Modix/Big60/Configuration_adv.h b/config/examples/Modix/Big60/Configuration_adv.h index de6e85e716..d46b4ffd22 100644 --- a/config/examples/Modix/Big60/Configuration_adv.h +++ b/config/examples/Modix/Big60/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Nextion/Configuration.h b/config/examples/Nextion/Configuration.h index f62fa02ab9..2e8bc767b0 100644 --- a/config/examples/Nextion/Configuration.h +++ b/config/examples/Nextion/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Nextion/Configuration_adv.h b/config/examples/Nextion/Configuration_adv.h index 4dc8cce7dd..f9acebd8be 100644 --- a/config/examples/Nextion/Configuration_adv.h +++ b/config/examples/Nextion/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Ortur 4/Configuration.h b/config/examples/Ortur 4/Configuration.h index af80dfb53b..d5c711aa9a 100644 --- a/config/examples/Ortur 4/Configuration.h +++ b/config/examples/Ortur 4/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Ortur 4/Configuration_adv.h b/config/examples/Ortur 4/Configuration_adv.h index f02f5fff1b..b9fe96949b 100644 --- a/config/examples/Ortur 4/Configuration_adv.h +++ b/config/examples/Ortur 4/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Polargraph/Configuration.h b/config/examples/Polargraph/Configuration.h index f1a2f84f83..1de872bcfb 100644 --- a/config/examples/Polargraph/Configuration.h +++ b/config/examples/Polargraph/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Polargraph/Configuration_adv.h b/config/examples/Polargraph/Configuration_adv.h index 1a895669df..fc8de5c9e0 100644 --- a/config/examples/Polargraph/Configuration_adv.h +++ b/config/examples/Polargraph/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Printrbot/PrintrboardG2/Configuration.h b/config/examples/Printrbot/PrintrboardG2/Configuration.h index 4c60296f6f..b970cc457a 100644 --- a/config/examples/Printrbot/PrintrboardG2/Configuration.h +++ b/config/examples/Printrbot/PrintrboardG2/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Printrbot/Simple Metal RevD/Configuration.h b/config/examples/Printrbot/Simple Metal RevD/Configuration.h index 5b361ae1df..57aa9090c4 100644 --- a/config/examples/Printrbot/Simple Metal RevD/Configuration.h +++ b/config/examples/Printrbot/Simple Metal RevD/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Prusa/MK3/Configuration.h b/config/examples/Prusa/MK3/Configuration.h index 2f750d7a39..1fff75a481 100644 --- a/config/examples/Prusa/MK3/Configuration.h +++ b/config/examples/Prusa/MK3/Configuration.h @@ -2909,9 +2909,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Prusa/MK3/Configuration_adv.h b/config/examples/Prusa/MK3/Configuration_adv.h index 021bbeac28..1f97c6007e 100644 --- a/config/examples/Prusa/MK3/Configuration_adv.h +++ b/config/examples/Prusa/MK3/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration.h b/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration.h index 26cc51bf72..4d06227ce6 100644 --- a/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration.h +++ b/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration.h @@ -2876,9 +2876,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration_adv.h b/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration_adv.h index 9e2760d03d..95d690182b 100644 --- a/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration_adv.h +++ b/config/examples/Prusa/MK3S-BigTreeTech-BTT002/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Qidi/Qidi 1/Configuration.h b/config/examples/Qidi/Qidi 1/Configuration.h index 21f27dece1..bf4791f52d 100644 --- a/config/examples/Qidi/Qidi 1/Configuration.h +++ b/config/examples/Qidi/Qidi 1/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Qidi/Qidi 1/Configuration_adv.h b/config/examples/Qidi/Qidi 1/Configuration_adv.h index 6867e64323..8c1b5fc4c2 100644 --- a/config/examples/Qidi/Qidi 1/Configuration_adv.h +++ b/config/examples/Qidi/Qidi 1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Raiscube/A8r/Configuration.h b/config/examples/Raiscube/A8r/Configuration.h index 062392bbc3..ffd6a1492a 100644 --- a/config/examples/Raiscube/A8r/Configuration.h +++ b/config/examples/Raiscube/A8r/Configuration.h @@ -2896,9 +2896,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Raiscube/A8r/Configuration_adv.h b/config/examples/Raiscube/A8r/Configuration_adv.h index 766e43ba51..9869c3e6cb 100644 --- a/config/examples/Raiscube/A8r/Configuration_adv.h +++ b/config/examples/Raiscube/A8r/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/RapideLite/RL200/Configuration.h b/config/examples/RapideLite/RL200/Configuration.h index 782f97d956..dc0cd47276 100644 --- a/config/examples/RapideLite/RL200/Configuration.h +++ b/config/examples/RapideLite/RL200/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/RapideLite/RL200/Configuration_adv.h b/config/examples/RapideLite/RL200/Configuration_adv.h index 776b221ec2..a58a110695 100644 --- a/config/examples/RapideLite/RL200/Configuration_adv.h +++ b/config/examples/RapideLite/RL200/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Renkforce/RF100/Configuration.h b/config/examples/Renkforce/RF100/Configuration.h index e9e1573e0f..f4b6f2995a 100644 --- a/config/examples/Renkforce/RF100/Configuration.h +++ b/config/examples/Renkforce/RF100/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Renkforce/RF100/Configuration_adv.h b/config/examples/Renkforce/RF100/Configuration_adv.h index 3dbbac6445..2117556cef 100644 --- a/config/examples/Renkforce/RF100/Configuration_adv.h +++ b/config/examples/Renkforce/RF100/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Renkforce/RF100XL/Configuration.h b/config/examples/Renkforce/RF100XL/Configuration.h index 9b6742bc29..e2495ccd48 100644 --- a/config/examples/Renkforce/RF100XL/Configuration.h +++ b/config/examples/Renkforce/RF100XL/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Renkforce/RF100XL/Configuration_adv.h b/config/examples/Renkforce/RF100XL/Configuration_adv.h index 3dbbac6445..2117556cef 100644 --- a/config/examples/Renkforce/RF100XL/Configuration_adv.h +++ b/config/examples/Renkforce/RF100XL/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Renkforce/RF100v2/Configuration.h b/config/examples/Renkforce/RF100v2/Configuration.h index 4efdae723f..9387207564 100644 --- a/config/examples/Renkforce/RF100v2/Configuration.h +++ b/config/examples/Renkforce/RF100v2/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Renkforce/RF100v2/Configuration_adv.h b/config/examples/Renkforce/RF100v2/Configuration_adv.h index 3dbbac6445..2117556cef 100644 --- a/config/examples/Renkforce/RF100v2/Configuration_adv.h +++ b/config/examples/Renkforce/RF100v2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/RepRapPro/Huxley/Configuration.h b/config/examples/RepRapPro/Huxley/Configuration.h index f4b67dd11b..337ae034e6 100644 --- a/config/examples/RepRapPro/Huxley/Configuration.h +++ b/config/examples/RepRapPro/Huxley/Configuration.h @@ -2902,9 +2902,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/RepRapWorld/Megatronics/Configuration.h b/config/examples/RepRapWorld/Megatronics/Configuration.h index fdd7d9c845..fe630d68c5 100644 --- a/config/examples/RepRapWorld/Megatronics/Configuration.h +++ b/config/examples/RepRapWorld/Megatronics/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/RigidBot/Configuration.h b/config/examples/RigidBot/Configuration.h index 476d58e995..ad0272ee11 100644 --- a/config/examples/RigidBot/Configuration.h +++ b/config/examples/RigidBot/Configuration.h @@ -2869,9 +2869,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/RigidBot/Configuration_adv.h b/config/examples/RigidBot/Configuration_adv.h index ce2310c3da..23c90dfb9d 100644 --- a/config/examples/RigidBot/Configuration_adv.h +++ b/config/examples/RigidBot/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Robo3D/R1+/Configuration.h b/config/examples/Robo3D/R1+/Configuration.h index f0b10373fd..3c51ab6dd1 100644 --- a/config/examples/Robo3D/R1+/Configuration.h +++ b/config/examples/Robo3D/R1+/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/SCARA/MP_SCARA/Configuration.h b/config/examples/SCARA/MP_SCARA/Configuration.h index 1a890e19d1..b19b07ee39 100644 --- a/config/examples/SCARA/MP_SCARA/Configuration.h +++ b/config/examples/SCARA/MP_SCARA/Configuration.h @@ -2898,9 +2898,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/SCARA/MP_SCARA/Configuration_adv.h b/config/examples/SCARA/MP_SCARA/Configuration_adv.h index 10325508b7..d1702db10a 100644 --- a/config/examples/SCARA/MP_SCARA/Configuration_adv.h +++ b/config/examples/SCARA/MP_SCARA/Configuration_adv.h @@ -546,18 +546,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -567,9 +570,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/SCARA/Morgan/Configuration.h b/config/examples/SCARA/Morgan/Configuration.h index 5e111a5b97..e46a14112f 100644 --- a/config/examples/SCARA/Morgan/Configuration.h +++ b/config/examples/SCARA/Morgan/Configuration.h @@ -2898,9 +2898,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/SCARA/Morgan/Configuration_adv.h b/config/examples/SCARA/Morgan/Configuration_adv.h index 04fa29c17e..b58db809cf 100644 --- a/config/examples/SCARA/Morgan/Configuration_adv.h +++ b/config/examples/SCARA/Morgan/Configuration_adv.h @@ -546,18 +546,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -567,9 +570,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/STM32/Black_STM32F407VET6/Configuration.h b/config/examples/STM32/Black_STM32F407VET6/Configuration.h index cb73d25402..b1021f5f3f 100644 --- a/config/examples/STM32/Black_STM32F407VET6/Configuration.h +++ b/config/examples/STM32/Black_STM32F407VET6/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h b/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h index fe5f6c3c0d..95ece56b49 100644 --- a/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h +++ b/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/STM32/STM32F103RE/Configuration.h b/config/examples/STM32/STM32F103RE/Configuration.h index 02d5ed188d..2d94544db7 100644 --- a/config/examples/STM32/STM32F103RE/Configuration.h +++ b/config/examples/STM32/STM32F103RE/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/STM32/STM32F4/Configuration.h b/config/examples/STM32/STM32F4/Configuration.h index 8ceb4a1ccb..08e7b52986 100644 --- a/config/examples/STM32/STM32F4/Configuration.h +++ b/config/examples/STM32/STM32F4/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Sanguinololu/Configuration.h b/config/examples/Sanguinololu/Configuration.h index e7bd3bf59b..c5ccaed79b 100644 --- a/config/examples/Sanguinololu/Configuration.h +++ b/config/examples/Sanguinololu/Configuration.h @@ -2883,9 +2883,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Sanguinololu/Configuration_adv.h b/config/examples/Sanguinololu/Configuration_adv.h index e70c1f3f70..027ba8c5ab 100644 --- a/config/examples/Sanguinololu/Configuration_adv.h +++ b/config/examples/Sanguinololu/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Simulator/Configuration.h b/config/examples/Simulator/Configuration.h index 403556eef8..760ca9caf9 100644 --- a/config/examples/Simulator/Configuration.h +++ b/config/examples/Simulator/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Simulator/Configuration_adv.h b/config/examples/Simulator/Configuration_adv.h index 3e1feb84b6..81b9642d0f 100644 --- a/config/examples/Simulator/Configuration_adv.h +++ b/config/examples/Simulator/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration.h b/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration.h index 76d3120511..5ff244dfb8 100644 --- a/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration.h +++ b/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration_adv.h b/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration_adv.h index d2712f7ee3..1830ccc62d 100644 --- a/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration_adv.h +++ b/config/examples/Sovol/SV-01/BigTreeTech SKR E3 Turbo/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration.h b/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration.h index e65114b24c..8856541c59 100644 --- a/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration.h +++ b/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h b/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h index cfd224252c..e5ba4370a5 100644 --- a/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h +++ b/config/examples/Sovol/SV-01/BigTreeTech SKR Mini E3 2.0/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Sovol/SV-01/CrealityV22/Configuration.h b/config/examples/Sovol/SV-01/CrealityV22/Configuration.h index dd2860f6c1..faad4ae4ab 100644 --- a/config/examples/Sovol/SV-01/CrealityV22/Configuration.h +++ b/config/examples/Sovol/SV-01/CrealityV22/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Sovol/SV-01/CrealityV22/Configuration_adv.h b/config/examples/Sovol/SV-01/CrealityV22/Configuration_adv.h index 5abf02d207..e5e22694a8 100644 --- a/config/examples/Sovol/SV-01/CrealityV22/Configuration_adv.h +++ b/config/examples/Sovol/SV-01/CrealityV22/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Sovol/SV-01/CrealityV221/Configuration.h b/config/examples/Sovol/SV-01/CrealityV221/Configuration.h index e15df8df9d..27bfc0861f 100644 --- a/config/examples/Sovol/SV-01/CrealityV221/Configuration.h +++ b/config/examples/Sovol/SV-01/CrealityV221/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Sovol/SV-01/CrealityV221/Configuration_adv.h b/config/examples/Sovol/SV-01/CrealityV221/Configuration_adv.h index 03350e9e4b..e676a878bf 100644 --- a/config/examples/Sovol/SV-01/CrealityV221/Configuration_adv.h +++ b/config/examples/Sovol/SV-01/CrealityV221/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Sunlu/S8/Configuration.h b/config/examples/Sunlu/S8/Configuration.h index b9a2ed36ed..e7dcfc2fd9 100644 --- a/config/examples/Sunlu/S8/Configuration.h +++ b/config/examples/Sunlu/S8/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Sunlu/S8/Configuration_adv.h b/config/examples/Sunlu/S8/Configuration_adv.h index 94cd562c62..578ac9dd1e 100644 --- a/config/examples/Sunlu/S8/Configuration_adv.h +++ b/config/examples/Sunlu/S8/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/TPARA/AXEL_TPARA/Configuration.h b/config/examples/TPARA/AXEL_TPARA/Configuration.h index a20edd74fe..acd265be44 100644 --- a/config/examples/TPARA/AXEL_TPARA/Configuration.h +++ b/config/examples/TPARA/AXEL_TPARA/Configuration.h @@ -2878,9 +2878,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/TPARA/AXEL_TPARA/Configuration_adv.h b/config/examples/TPARA/AXEL_TPARA/Configuration_adv.h index d58132ede3..76d5b64798 100644 --- a/config/examples/TPARA/AXEL_TPARA/Configuration_adv.h +++ b/config/examples/TPARA/AXEL_TPARA/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tevo/Michelangelo/Configuration.h b/config/examples/Tevo/Michelangelo/Configuration.h index 420eae78f3..92b7ac3605 100644 --- a/config/examples/Tevo/Michelangelo/Configuration.h +++ b/config/examples/Tevo/Michelangelo/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tevo/Michelangelo/Configuration_adv.h b/config/examples/Tevo/Michelangelo/Configuration_adv.h index 51f3c5045f..9c9c27881e 100644 --- a/config/examples/Tevo/Michelangelo/Configuration_adv.h +++ b/config/examples/Tevo/Michelangelo/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tevo/Nereus/Configuration.h b/config/examples/Tevo/Nereus/Configuration.h index 792eb3b1e4..b3a7b8251c 100644 --- a/config/examples/Tevo/Nereus/Configuration.h +++ b/config/examples/Tevo/Nereus/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tevo/Nereus/Configuration_adv.h b/config/examples/Tevo/Nereus/Configuration_adv.h index a96c6c9a21..e75f90e168 100644 --- a/config/examples/Tevo/Nereus/Configuration_adv.h +++ b/config/examples/Tevo/Nereus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tevo/Tarantula Pro/Configuration.h b/config/examples/Tevo/Tarantula Pro/Configuration.h index 84e3ed2e91..38683ba4fd 100644 --- a/config/examples/Tevo/Tarantula Pro/Configuration.h +++ b/config/examples/Tevo/Tarantula Pro/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tevo/Tarantula Pro/Configuration_adv.h b/config/examples/Tevo/Tarantula Pro/Configuration_adv.h index 979da3c841..98f8616b66 100644 --- a/config/examples/Tevo/Tarantula Pro/Configuration_adv.h +++ b/config/examples/Tevo/Tarantula Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration.h b/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration.h index c491a0f1bb..0ed584f65c 100644 --- a/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration.h +++ b/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h b/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h index 854aa7f18d..ad1ad57f74 100644 --- a/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h +++ b/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration.h b/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration.h index 716b81fbf4..69d1a3ee71 100644 --- a/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration.h +++ b/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h b/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h index 854aa7f18d..ad1ad57f74 100644 --- a/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h +++ b/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/TheBorg/Configuration.h b/config/examples/TheBorg/Configuration.h index 58accb7f09..964ce6e9b5 100644 --- a/config/examples/TheBorg/Configuration.h +++ b/config/examples/TheBorg/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/TheBorg/Configuration_adv.h b/config/examples/TheBorg/Configuration_adv.h index 0f5b1d0d03..bc98ca421d 100644 --- a/config/examples/TheBorg/Configuration_adv.h +++ b/config/examples/TheBorg/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/TinyBoy2/Configuration.h b/config/examples/TinyBoy2/Configuration.h index 60c41c323e..6d272a0c1b 100644 --- a/config/examples/TinyBoy2/Configuration.h +++ b/config/examples/TinyBoy2/Configuration.h @@ -2898,9 +2898,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/TinyBoy2/Configuration_adv.h b/config/examples/TinyBoy2/Configuration_adv.h index e9950ff8a9..6631295477 100644 --- a/config/examples/TinyBoy2/Configuration_adv.h +++ b/config/examples/TinyBoy2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tronxy/X1/Configuration.h b/config/examples/Tronxy/X1/Configuration.h index f7648ed313..545e2dab46 100644 --- a/config/examples/Tronxy/X1/Configuration.h +++ b/config/examples/Tronxy/X1/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tronxy/X3A/Configuration.h b/config/examples/Tronxy/X3A/Configuration.h index 7ddead60c0..789dc0c6b2 100644 --- a/config/examples/Tronxy/X3A/Configuration.h +++ b/config/examples/Tronxy/X3A/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tronxy/X3A/Configuration_adv.h b/config/examples/Tronxy/X3A/Configuration_adv.h index 9e1c4a4aeb..8f35af55d8 100644 --- a/config/examples/Tronxy/X3A/Configuration_adv.h +++ b/config/examples/Tronxy/X3A/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tronxy/X5S-2E/Configuration.h b/config/examples/Tronxy/X5S-2E/Configuration.h index 90d1f79751..3303062fbb 100644 --- a/config/examples/Tronxy/X5S-2E/Configuration.h +++ b/config/examples/Tronxy/X5S-2E/Configuration.h @@ -2861,9 +2861,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tronxy/X5S-2E/Configuration_adv.h b/config/examples/Tronxy/X5S-2E/Configuration_adv.h index de0ba049f0..d6c9ca71be 100644 --- a/config/examples/Tronxy/X5S-2E/Configuration_adv.h +++ b/config/examples/Tronxy/X5S-2E/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tronxy/X5S/Configuration.h b/config/examples/Tronxy/X5S/Configuration.h index 14ce7e831e..3a0d9ae8f0 100644 --- a/config/examples/Tronxy/X5S/Configuration.h +++ b/config/examples/Tronxy/X5S/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tronxy/X5SA-2E/Configuration.h b/config/examples/Tronxy/X5SA-2E/Configuration.h index 3ff012bc55..3999be2656 100644 --- a/config/examples/Tronxy/X5SA-2E/Configuration.h +++ b/config/examples/Tronxy/X5SA-2E/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tronxy/X5SA-2E/Configuration_adv.h b/config/examples/Tronxy/X5SA-2E/Configuration_adv.h index 7436ac0582..d3f17fa96c 100644 --- a/config/examples/Tronxy/X5SA-2E/Configuration_adv.h +++ b/config/examples/Tronxy/X5SA-2E/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tronxy/X5SA/Configuration.h b/config/examples/Tronxy/X5SA/Configuration.h index 020c9d284a..108e9356d6 100644 --- a/config/examples/Tronxy/X5SA/Configuration.h +++ b/config/examples/Tronxy/X5SA/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Tronxy/X5SA/Configuration_adv.h b/config/examples/Tronxy/X5SA/Configuration_adv.h index 1e99840b17..57b88204e3 100644 --- a/config/examples/Tronxy/X5SA/Configuration_adv.h +++ b/config/examples/Tronxy/X5SA/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Tronxy/XY100/Configuration.h b/config/examples/Tronxy/XY100/Configuration.h index f84b89cfbd..206b1f7b37 100644 --- a/config/examples/Tronxy/XY100/Configuration.h +++ b/config/examples/Tronxy/XY100/Configuration.h @@ -2859,9 +2859,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Two Trees/BlueR Plus/Configuration.h b/config/examples/Two Trees/BlueR Plus/Configuration.h index 273e5d8f3d..6e8ddda452 100644 --- a/config/examples/Two Trees/BlueR Plus/Configuration.h +++ b/config/examples/Two Trees/BlueR Plus/Configuration.h @@ -2857,9 +2857,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Two Trees/BlueR Plus/Configuration_adv.h b/config/examples/Two Trees/BlueR Plus/Configuration_adv.h index a8df778d9c..bfcb9e59c5 100644 --- a/config/examples/Two Trees/BlueR Plus/Configuration_adv.h +++ b/config/examples/Two Trees/BlueR Plus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Two Trees/BlueR/BlueR V1/Configuration.h b/config/examples/Two Trees/BlueR/BlueR V1/Configuration.h index 940d6f5948..aa85e67d18 100644 --- a/config/examples/Two Trees/BlueR/BlueR V1/Configuration.h +++ b/config/examples/Two Trees/BlueR/BlueR V1/Configuration.h @@ -2886,9 +2886,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Two Trees/BlueR/BlueR V1/Configuration_adv.h b/config/examples/Two Trees/BlueR/BlueR V1/Configuration_adv.h index 2acb09a552..9cd78a2d08 100644 --- a/config/examples/Two Trees/BlueR/BlueR V1/Configuration_adv.h +++ b/config/examples/Two Trees/BlueR/BlueR V1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Two Trees/BlueR/BlueR V2/Configuration.h b/config/examples/Two Trees/BlueR/BlueR V2/Configuration.h index 48235b3348..1f9aea676d 100644 --- a/config/examples/Two Trees/BlueR/BlueR V2/Configuration.h +++ b/config/examples/Two Trees/BlueR/BlueR V2/Configuration.h @@ -2891,9 +2891,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Two Trees/BlueR/BlueR V2/Configuration_adv.h b/config/examples/Two Trees/BlueR/BlueR V2/Configuration_adv.h index 2acb09a552..9cd78a2d08 100644 --- a/config/examples/Two Trees/BlueR/BlueR V2/Configuration_adv.h +++ b/config/examples/Two Trees/BlueR/BlueR V2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Two Trees/BlueR/BlueR V3/Configuration.h b/config/examples/Two Trees/BlueR/BlueR V3/Configuration.h index d6a3dcdd14..15fd8e50ef 100644 --- a/config/examples/Two Trees/BlueR/BlueR V3/Configuration.h +++ b/config/examples/Two Trees/BlueR/BlueR V3/Configuration.h @@ -2890,9 +2890,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Two Trees/BlueR/BlueR V3/Configuration_adv.h b/config/examples/Two Trees/BlueR/BlueR V3/Configuration_adv.h index 2acb09a552..9cd78a2d08 100644 --- a/config/examples/Two Trees/BlueR/BlueR V3/Configuration_adv.h +++ b/config/examples/Two Trees/BlueR/BlueR V3/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration.h b/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration.h index e78b7ea844..c0cf59a801 100644 --- a/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration.h +++ b/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration.h @@ -2893,9 +2893,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration_adv.h b/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration_adv.h index a3e1245c80..3df3e76d5e 100644 --- a/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration_adv.h +++ b/config/examples/Two Trees/Sapphire Plus/Sapphire Plus V2/Configuration_adv.h @@ -549,18 +549,21 @@ #define FAN_MAX_PWM 255 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Two Trees/Sapphire Pro/Configuration.h b/config/examples/Two Trees/Sapphire Pro/Configuration.h index e230fabff6..5bd8bb068b 100644 --- a/config/examples/Two Trees/Sapphire Pro/Configuration.h +++ b/config/examples/Two Trees/Sapphire Pro/Configuration.h @@ -2889,9 +2889,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Two Trees/Sapphire Pro/Configuration_adv.h b/config/examples/Two Trees/Sapphire Pro/Configuration_adv.h index 935e0245bf..dd3caeb010 100644 --- a/config/examples/Two Trees/Sapphire Pro/Configuration_adv.h +++ b/config/examples/Two Trees/Sapphire Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/UltiMachine/Archim1/Configuration.h b/config/examples/UltiMachine/Archim1/Configuration.h index 3a2aef8833..0ffedc9d3d 100644 --- a/config/examples/UltiMachine/Archim1/Configuration.h +++ b/config/examples/UltiMachine/Archim1/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/UltiMachine/Archim1/Configuration_adv.h b/config/examples/UltiMachine/Archim1/Configuration_adv.h index f997744101..7dc55d7b96 100644 --- a/config/examples/UltiMachine/Archim1/Configuration_adv.h +++ b/config/examples/UltiMachine/Archim1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/UltiMachine/Archim2/Configuration.h b/config/examples/UltiMachine/Archim2/Configuration.h index c5a8364530..36b9ec9556 100644 --- a/config/examples/UltiMachine/Archim2/Configuration.h +++ b/config/examples/UltiMachine/Archim2/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/UltiMachine/Archim2/Configuration_adv.h b/config/examples/UltiMachine/Archim2/Configuration_adv.h index 6f20211f44..f6640b8e6a 100644 --- a/config/examples/UltiMachine/Archim2/Configuration_adv.h +++ b/config/examples/UltiMachine/Archim2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Ultimaker/Ultimaker 2/Configuration.h b/config/examples/Ultimaker/Ultimaker 2/Configuration.h index 7c9784dec6..94a28c4f9b 100644 --- a/config/examples/Ultimaker/Ultimaker 2/Configuration.h +++ b/config/examples/Ultimaker/Ultimaker 2/Configuration.h @@ -2864,9 +2864,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Ultimaker/Ultimaker 2/Configuration_adv.h b/config/examples/Ultimaker/Ultimaker 2/Configuration_adv.h index 2ff2b3e292..33bba00ab4 100644 --- a/config/examples/Ultimaker/Ultimaker 2/Configuration_adv.h +++ b/config/examples/Ultimaker/Ultimaker 2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration.h b/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration.h index d7e2f3ca3c..ceddfeb2d3 100644 --- a/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration.h +++ b/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration_adv.h b/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration_adv.h index 3ae00324ac..827acf3e41 100644 --- a/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration_adv.h +++ b/config/examples/Ultimaker/Ultimaker Original (1.5.7)/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration.h b/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration.h index 2a7df49040..99e8e1521a 100644 --- a/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration.h +++ b/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration_adv.h b/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration_adv.h index ffb111eb09..b7b961972a 100644 --- a/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration_adv.h +++ b/config/examples/Ultimaker/Ultimaker Original Plus (2.1.1)/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/VORONDesign/Configuration.h b/config/examples/VORONDesign/Configuration.h index cab4281aa5..ceb0409960 100644 --- a/config/examples/VORONDesign/Configuration.h +++ b/config/examples/VORONDesign/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/VORONDesign/Configuration_adv.h b/config/examples/VORONDesign/Configuration_adv.h index a172e2fdb9..caa577d844 100644 --- a/config/examples/VORONDesign/Configuration_adv.h +++ b/config/examples/VORONDesign/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Velleman/K8200/Configuration.h b/config/examples/Velleman/K8200/Configuration.h index 556c3a41fa..f586bf0384 100644 --- a/config/examples/Velleman/K8200/Configuration.h +++ b/config/examples/Velleman/K8200/Configuration.h @@ -2878,9 +2878,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Velleman/K8200/Configuration_adv.h b/config/examples/Velleman/K8200/Configuration_adv.h index 467194b318..f4d3665872 100644 --- a/config/examples/Velleman/K8200/Configuration_adv.h +++ b/config/examples/Velleman/K8200/Configuration_adv.h @@ -562,18 +562,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -583,9 +586,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Velleman/K8400/Dual-head/Configuration.h b/config/examples/Velleman/K8400/Dual-head/Configuration.h index 63220786fd..e4f8777ce2 100644 --- a/config/examples/Velleman/K8400/Dual-head/Configuration.h +++ b/config/examples/Velleman/K8400/Dual-head/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Velleman/K8400/Dual-head/Configuration_adv.h b/config/examples/Velleman/K8400/Dual-head/Configuration_adv.h index 6147501ff2..a16dfa814d 100644 --- a/config/examples/Velleman/K8400/Dual-head/Configuration_adv.h +++ b/config/examples/Velleman/K8400/Dual-head/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Velleman/K8400/Single-head/Configuration.h b/config/examples/Velleman/K8400/Single-head/Configuration.h index 9e7cb1994a..aa7ef5e1f6 100644 --- a/config/examples/Velleman/K8400/Single-head/Configuration.h +++ b/config/examples/Velleman/K8400/Single-head/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Velleman/K8400/Single-head/Configuration_adv.h b/config/examples/Velleman/K8400/Single-head/Configuration_adv.h index 6147501ff2..a16dfa814d 100644 --- a/config/examples/Velleman/K8400/Single-head/Configuration_adv.h +++ b/config/examples/Velleman/K8400/Single-head/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/WASP/PowerWASP/Configuration.h b/config/examples/WASP/PowerWASP/Configuration.h index 8ef1ba2ded..0a02b70909 100644 --- a/config/examples/WASP/PowerWASP/Configuration.h +++ b/config/examples/WASP/PowerWASP/Configuration.h @@ -2866,9 +2866,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/WASP/PowerWASP/Configuration_adv.h b/config/examples/WASP/PowerWASP/Configuration_adv.h index aac935b9b5..c5364da778 100644 --- a/config/examples/WASP/PowerWASP/Configuration_adv.h +++ b/config/examples/WASP/PowerWASP/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Wanhao/Duplicator 4S/Configuration.h b/config/examples/Wanhao/Duplicator 4S/Configuration.h index ce85f51e35..1a211a01b8 100644 --- a/config/examples/Wanhao/Duplicator 4S/Configuration.h +++ b/config/examples/Wanhao/Duplicator 4S/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Wanhao/Duplicator 4S/Configuration_adv.h b/config/examples/Wanhao/Duplicator 4S/Configuration_adv.h index 2e20b62aac..10151b0a5e 100644 --- a/config/examples/Wanhao/Duplicator 4S/Configuration_adv.h +++ b/config/examples/Wanhao/Duplicator 4S/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Wanhao/Duplicator 6/Configuration.h b/config/examples/Wanhao/Duplicator 6/Configuration.h index 8b991bb157..47cfb9486a 100644 --- a/config/examples/Wanhao/Duplicator 6/Configuration.h +++ b/config/examples/Wanhao/Duplicator 6/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Wanhao/Duplicator 6/Configuration_adv.h b/config/examples/Wanhao/Duplicator 6/Configuration_adv.h index ec5556eb0f..0f291b9683 100644 --- a/config/examples/Wanhao/Duplicator 6/Configuration_adv.h +++ b/config/examples/Wanhao/Duplicator 6/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Wanhao/Duplicator i3 2.1/Configuration.h b/config/examples/Wanhao/Duplicator i3 2.1/Configuration.h index 7a9094bcec..850d379587 100644 --- a/config/examples/Wanhao/Duplicator i3 2.1/Configuration.h +++ b/config/examples/Wanhao/Duplicator i3 2.1/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Wanhao/Duplicator i3 2.1/Configuration_adv.h b/config/examples/Wanhao/Duplicator i3 2.1/Configuration_adv.h index 73efe97424..2fba3fafb5 100644 --- a/config/examples/Wanhao/Duplicator i3 2.1/Configuration_adv.h +++ b/config/examples/Wanhao/Duplicator i3 2.1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Wanhao/Duplicator i3 Mini/Configuration.h b/config/examples/Wanhao/Duplicator i3 Mini/Configuration.h index 3aa6cef09d..50d02fe3dd 100644 --- a/config/examples/Wanhao/Duplicator i3 Mini/Configuration.h +++ b/config/examples/Wanhao/Duplicator i3 Mini/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h b/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h index 4c8362cd38..5aa8ece7cd 100644 --- a/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h +++ b/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Wanhao/Duplicator i3 Plus/Configuration.h b/config/examples/Wanhao/Duplicator i3 Plus/Configuration.h index 73e5009020..32faffff65 100644 --- a/config/examples/Wanhao/Duplicator i3 Plus/Configuration.h +++ b/config/examples/Wanhao/Duplicator i3 Plus/Configuration.h @@ -2852,9 +2852,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Wanhao/Duplicator i3 Plus/Configuration_adv.h b/config/examples/Wanhao/Duplicator i3 Plus/Configuration_adv.h index bc25ee0552..50194746d8 100644 --- a/config/examples/Wanhao/Duplicator i3 Plus/Configuration_adv.h +++ b/config/examples/Wanhao/Duplicator i3 Plus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Weistek/wt150/Configuration.h b/config/examples/Weistek/wt150/Configuration.h index 3983748ccf..2c3e306c23 100644 --- a/config/examples/Weistek/wt150/Configuration.h +++ b/config/examples/Weistek/wt150/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Weistek/wt150/Configuration_adv.h b/config/examples/Weistek/wt150/Configuration_adv.h index f1b862538f..4e960c9ca6 100644 --- a/config/examples/Weistek/wt150/Configuration_adv.h +++ b/config/examples/Weistek/wt150/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Zonestar/P802M/Configuration.h b/config/examples/Zonestar/P802M/Configuration.h index 420484445d..c46e1323c6 100644 --- a/config/examples/Zonestar/P802M/Configuration.h +++ b/config/examples/Zonestar/P802M/Configuration.h @@ -2853,9 +2853,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Zonestar/P802M/Configuration_adv.h b/config/examples/Zonestar/P802M/Configuration_adv.h index acab326239..4f77317cad 100644 --- a/config/examples/Zonestar/P802M/Configuration_adv.h +++ b/config/examples/Zonestar/P802M/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration.h b/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration.h index b11f2adf0c..599a6ad446 100644 --- a/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration.h +++ b/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration.h @@ -2856,9 +2856,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration_adv.h b/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration_adv.h index 32b6a3411e..3f0a0dffb6 100644 --- a/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration_adv.h +++ b/config/examples/Zonestar/P802QR2/BigTreeTech SKR 1.4 Turbo (A4988)/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration.h b/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration.h index aa5c7f0a8a..2f5966717d 100644 --- a/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration.h +++ b/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration.h @@ -2994,9 +2994,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration_adv.h b/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration_adv.h index 2a738e6698..e249a6bb6c 100644 --- a/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration_adv.h +++ b/config/examples/delta/Anycubic/Kossel Linear Plus/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Anycubic/Kossel/Configuration.h b/config/examples/delta/Anycubic/Kossel/Configuration.h index 743efb9274..e58d99d348 100644 --- a/config/examples/delta/Anycubic/Kossel/Configuration.h +++ b/config/examples/delta/Anycubic/Kossel/Configuration.h @@ -2994,9 +2994,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Anycubic/Kossel/Configuration_adv.h b/config/examples/delta/Anycubic/Kossel/Configuration_adv.h index 76363109eb..e9acc7b42a 100644 --- a/config/examples/delta/Anycubic/Kossel/Configuration_adv.h +++ b/config/examples/delta/Anycubic/Kossel/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Anycubic/Predator/Configuration.h b/config/examples/delta/Anycubic/Predator/Configuration.h index c6a709e921..fe6701b46f 100644 --- a/config/examples/delta/Anycubic/Predator/Configuration.h +++ b/config/examples/delta/Anycubic/Predator/Configuration.h @@ -2937,9 +2937,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Anycubic/Predator/Configuration_adv.h b/config/examples/delta/Anycubic/Predator/Configuration_adv.h index ee5f69aa53..17fd043c24 100644 --- a/config/examples/delta/Anycubic/Predator/Configuration_adv.h +++ b/config/examples/delta/Anycubic/Predator/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Dreammaker/Overlord/Configuration.h b/config/examples/delta/Dreammaker/Overlord/Configuration.h index dff39c04a1..08c8c7ed3d 100644 --- a/config/examples/delta/Dreammaker/Overlord/Configuration.h +++ b/config/examples/delta/Dreammaker/Overlord/Configuration.h @@ -2934,9 +2934,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Dreammaker/Overlord/Configuration_adv.h b/config/examples/delta/Dreammaker/Overlord/Configuration_adv.h index 589b80d547..0e9328cb96 100644 --- a/config/examples/delta/Dreammaker/Overlord/Configuration_adv.h +++ b/config/examples/delta/Dreammaker/Overlord/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Dreammaker/Overlord_Pro/Configuration.h b/config/examples/delta/Dreammaker/Overlord_Pro/Configuration.h index 1baf810fac..aca49a0000 100644 --- a/config/examples/delta/Dreammaker/Overlord_Pro/Configuration.h +++ b/config/examples/delta/Dreammaker/Overlord_Pro/Configuration.h @@ -2945,9 +2945,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Dreammaker/Overlord_Pro/Configuration_adv.h b/config/examples/delta/Dreammaker/Overlord_Pro/Configuration_adv.h index 589b80d547..0e9328cb96 100644 --- a/config/examples/delta/Dreammaker/Overlord_Pro/Configuration_adv.h +++ b/config/examples/delta/Dreammaker/Overlord_Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/FLSUN/Q5-nano_v1/Configuration.h b/config/examples/delta/FLSUN/Q5-nano_v1/Configuration.h index 757cd75967..e7cfcfae5c 100644 --- a/config/examples/delta/FLSUN/Q5-nano_v1/Configuration.h +++ b/config/examples/delta/FLSUN/Q5-nano_v1/Configuration.h @@ -2939,9 +2939,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/FLSUN/Q5-nano_v1/Configuration_adv.h b/config/examples/delta/FLSUN/Q5-nano_v1/Configuration_adv.h index 1c1014ea5d..fcc7501431 100644 --- a/config/examples/delta/FLSUN/Q5-nano_v1/Configuration_adv.h +++ b/config/examples/delta/FLSUN/Q5-nano_v1/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/FLSUN/Q5-nano_v2/Configuration.h b/config/examples/delta/FLSUN/Q5-nano_v2/Configuration.h index 3a2cfa8be4..4a4ab4e348 100644 --- a/config/examples/delta/FLSUN/Q5-nano_v2/Configuration.h +++ b/config/examples/delta/FLSUN/Q5-nano_v2/Configuration.h @@ -2935,9 +2935,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/FLSUN/QQ-S/Configuration.h b/config/examples/delta/FLSUN/QQ-S/Configuration.h index 5594d21445..8ffe406906 100644 --- a/config/examples/delta/FLSUN/QQ-S/Configuration.h +++ b/config/examples/delta/FLSUN/QQ-S/Configuration.h @@ -2936,9 +2936,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/FLSUN/QQ-S/Configuration_adv.h b/config/examples/delta/FLSUN/QQ-S/Configuration_adv.h index a3ff78cada..9522708489 100644 --- a/config/examples/delta/FLSUN/QQ-S/Configuration_adv.h +++ b/config/examples/delta/FLSUN/QQ-S/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/FLSUN/QQS-Pro/Configuration.h b/config/examples/delta/FLSUN/QQS-Pro/Configuration.h index 57bb18cb60..57802738f7 100644 --- a/config/examples/delta/FLSUN/QQS-Pro/Configuration.h +++ b/config/examples/delta/FLSUN/QQS-Pro/Configuration.h @@ -2949,9 +2949,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/FLSUN/QQS-Pro/Configuration_adv.h b/config/examples/delta/FLSUN/QQS-Pro/Configuration_adv.h index 7b9272cd23..8e2c6f7e35 100644 --- a/config/examples/delta/FLSUN/QQS-Pro/Configuration_adv.h +++ b/config/examples/delta/FLSUN/QQS-Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/FLSUN/auto_calibrate/Configuration.h b/config/examples/delta/FLSUN/auto_calibrate/Configuration.h index 39fdd06ba6..562217d2d9 100644 --- a/config/examples/delta/FLSUN/auto_calibrate/Configuration.h +++ b/config/examples/delta/FLSUN/auto_calibrate/Configuration.h @@ -2939,9 +2939,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h b/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h index 493b530ca7..a4811a48b5 100644 --- a/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h +++ b/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/FLSUN/kossel/Configuration.h b/config/examples/delta/FLSUN/kossel/Configuration.h index 22599a9ead..58920d1273 100644 --- a/config/examples/delta/FLSUN/kossel/Configuration.h +++ b/config/examples/delta/FLSUN/kossel/Configuration.h @@ -2938,9 +2938,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/FLSUN/kossel/Configuration_adv.h b/config/examples/delta/FLSUN/kossel/Configuration_adv.h index 493b530ca7..a4811a48b5 100644 --- a/config/examples/delta/FLSUN/kossel/Configuration_adv.h +++ b/config/examples/delta/FLSUN/kossel/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/FLSUN/kossel_mini/Configuration.h b/config/examples/delta/FLSUN/kossel_mini/Configuration.h index 6a7a589f74..f8111fb324 100644 --- a/config/examples/delta/FLSUN/kossel_mini/Configuration.h +++ b/config/examples/delta/FLSUN/kossel_mini/Configuration.h @@ -2938,9 +2938,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h b/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h index 5cb4d9b26c..e27d6f5f2d 100644 --- a/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h +++ b/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Geeetech/G2/Configuration.h b/config/examples/delta/Geeetech/G2/Configuration.h index fc758c8b77..2dbf2aa950 100644 --- a/config/examples/delta/Geeetech/G2/Configuration.h +++ b/config/examples/delta/Geeetech/G2/Configuration.h @@ -2935,9 +2935,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Geeetech/G2/Configuration_adv.h b/config/examples/delta/Geeetech/G2/Configuration_adv.h index dca741a620..5502a29950 100644 --- a/config/examples/delta/Geeetech/G2/Configuration_adv.h +++ b/config/examples/delta/Geeetech/G2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Geeetech/G2Pro/Configuration.h b/config/examples/delta/Geeetech/G2Pro/Configuration.h index 56daafe5da..05e454bf15 100644 --- a/config/examples/delta/Geeetech/G2Pro/Configuration.h +++ b/config/examples/delta/Geeetech/G2Pro/Configuration.h @@ -2935,9 +2935,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Geeetech/G2Pro/Configuration_adv.h b/config/examples/delta/Geeetech/G2Pro/Configuration_adv.h index eb920d8985..3473eb8c07 100644 --- a/config/examples/delta/Geeetech/G2Pro/Configuration_adv.h +++ b/config/examples/delta/Geeetech/G2Pro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Geeetech/G2S/Configuration.h b/config/examples/delta/Geeetech/G2S/Configuration.h index 0e5643037a..2c3cf6d8fc 100644 --- a/config/examples/delta/Geeetech/G2S/Configuration.h +++ b/config/examples/delta/Geeetech/G2S/Configuration.h @@ -2935,9 +2935,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Geeetech/G2S/Configuration_adv.h b/config/examples/delta/Geeetech/G2S/Configuration_adv.h index eb920d8985..3473eb8c07 100644 --- a/config/examples/delta/Geeetech/G2S/Configuration_adv.h +++ b/config/examples/delta/Geeetech/G2S/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Geeetech/G2SPro/Configuration.h b/config/examples/delta/Geeetech/G2SPro/Configuration.h index d24e8f4283..4c70536683 100644 --- a/config/examples/delta/Geeetech/G2SPro/Configuration.h +++ b/config/examples/delta/Geeetech/G2SPro/Configuration.h @@ -2935,9 +2935,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Geeetech/G2SPro/Configuration_adv.h b/config/examples/delta/Geeetech/G2SPro/Configuration_adv.h index eb920d8985..3473eb8c07 100644 --- a/config/examples/delta/Geeetech/G2SPro/Configuration_adv.h +++ b/config/examples/delta/Geeetech/G2SPro/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Geeetech/Rostock 301/Configuration.h b/config/examples/delta/Geeetech/Rostock 301/Configuration.h index 907887f448..e9e5128a1b 100644 --- a/config/examples/delta/Geeetech/Rostock 301/Configuration.h +++ b/config/examples/delta/Geeetech/Rostock 301/Configuration.h @@ -2937,9 +2937,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h b/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h index 4cdcb8c257..36c872d72d 100644 --- a/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h +++ b/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Hatchbox_Alpha/Configuration.h b/config/examples/delta/Hatchbox_Alpha/Configuration.h index e0f206a69e..417747ca33 100644 --- a/config/examples/delta/Hatchbox_Alpha/Configuration.h +++ b/config/examples/delta/Hatchbox_Alpha/Configuration.h @@ -2941,9 +2941,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Hatchbox_Alpha/Configuration_adv.h b/config/examples/delta/Hatchbox_Alpha/Configuration_adv.h index 1907272473..391e509cc3 100644 --- a/config/examples/delta/Hatchbox_Alpha/Configuration_adv.h +++ b/config/examples/delta/Hatchbox_Alpha/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/MKS/SBASE/Configuration.h b/config/examples/delta/MKS/SBASE/Configuration.h index 698aacf0fd..2113651870 100644 --- a/config/examples/delta/MKS/SBASE/Configuration.h +++ b/config/examples/delta/MKS/SBASE/Configuration.h @@ -2936,9 +2936,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/MKS/SBASE/Configuration_adv.h b/config/examples/delta/MKS/SBASE/Configuration_adv.h index ac121e85f3..2e9436129e 100644 --- a/config/examples/delta/MKS/SBASE/Configuration_adv.h +++ b/config/examples/delta/MKS/SBASE/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Malyan M300/Configuration.h b/config/examples/delta/Malyan M300/Configuration.h index cbd80cb38f..57954b037b 100644 --- a/config/examples/delta/Malyan M300/Configuration.h +++ b/config/examples/delta/Malyan M300/Configuration.h @@ -2901,9 +2901,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Malyan M300/Configuration_adv.h b/config/examples/delta/Malyan M300/Configuration_adv.h index 9e5b886404..8a80945244 100644 --- a/config/examples/delta/Malyan M300/Configuration_adv.h +++ b/config/examples/delta/Malyan M300/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/Tevo Little Monster/Configuration.h b/config/examples/delta/Tevo Little Monster/Configuration.h index 39d59729eb..c35650249c 100644 --- a/config/examples/delta/Tevo Little Monster/Configuration.h +++ b/config/examples/delta/Tevo Little Monster/Configuration.h @@ -2937,9 +2937,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/Tevo Little Monster/Configuration_adv.h b/config/examples/delta/Tevo Little Monster/Configuration_adv.h index c17feb5532..7ab166bc8b 100644 --- a/config/examples/delta/Tevo Little Monster/Configuration_adv.h +++ b/config/examples/delta/Tevo Little Monster/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/generic/Configuration.h b/config/examples/delta/generic/Configuration.h index 1ea544ad2a..0ec68f3e5a 100644 --- a/config/examples/delta/generic/Configuration.h +++ b/config/examples/delta/generic/Configuration.h @@ -2936,9 +2936,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/generic/Configuration_adv.h b/config/examples/delta/generic/Configuration_adv.h index 5cb4d9b26c..e27d6f5f2d 100644 --- a/config/examples/delta/generic/Configuration_adv.h +++ b/config/examples/delta/generic/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/kossel_clear/Configuration.h b/config/examples/delta/kossel_clear/Configuration.h index 22a5236179..69183bf30c 100644 --- a/config/examples/delta/kossel_clear/Configuration.h +++ b/config/examples/delta/kossel_clear/Configuration.h @@ -2936,9 +2936,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/kossel_clear/Configuration_adv.h b/config/examples/delta/kossel_clear/Configuration_adv.h index 3a99b4c533..c48cf4f34d 100644 --- a/config/examples/delta/kossel_clear/Configuration_adv.h +++ b/config/examples/delta/kossel_clear/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/delta/kossel_mini/Configuration.h b/config/examples/delta/kossel_mini/Configuration.h index 58c6ed22d6..d1d960f8a1 100644 --- a/config/examples/delta/kossel_mini/Configuration.h +++ b/config/examples/delta/kossel_mini/Configuration.h @@ -2938,9 +2938,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/kossel_pro/Configuration.h b/config/examples/delta/kossel_pro/Configuration.h index 544328c46b..a833e491a1 100644 --- a/config/examples/delta/kossel_pro/Configuration.h +++ b/config/examples/delta/kossel_pro/Configuration.h @@ -2957,9 +2957,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/kossel_xl/Configuration.h b/config/examples/delta/kossel_xl/Configuration.h index cd86c6f56b..45e7684ec6 100644 --- a/config/examples/delta/kossel_xl/Configuration.h +++ b/config/examples/delta/kossel_xl/Configuration.h @@ -2941,9 +2941,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/delta/kossel_xl/Configuration_adv.h b/config/examples/delta/kossel_xl/Configuration_adv.h index 1ddcb83191..365b486afa 100644 --- a/config/examples/delta/kossel_xl/Configuration_adv.h +++ b/config/examples/delta/kossel_xl/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/gCreate/gMax1.5+/Configuration.h b/config/examples/gCreate/gMax1.5+/Configuration.h index 06901b5988..04db25f2d4 100644 --- a/config/examples/gCreate/gMax1.5+/Configuration.h +++ b/config/examples/gCreate/gMax1.5+/Configuration.h @@ -2860,9 +2860,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/gCreate/gMax1.5+/Configuration_adv.h b/config/examples/gCreate/gMax1.5+/Configuration_adv.h index 580e89c96c..712b287152 100644 --- a/config/examples/gCreate/gMax1.5+/Configuration_adv.h +++ b/config/examples/gCreate/gMax1.5+/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration.h b/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration.h index 10945d4bc3..a3f9b844e1 100644 --- a/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration.h +++ b/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration.h @@ -2854,9 +2854,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration_adv.h b/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration_adv.h index b408f9cf27..df5459c01d 100644 --- a/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration_adv.h +++ b/config/examples/linear_axes/RAMPS 5 LINEAR_AXES/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/makibox/Configuration.h b/config/examples/makibox/Configuration.h index c4b68852ec..12cbd2bb87 100644 --- a/config/examples/makibox/Configuration.h +++ b/config/examples/makibox/Configuration.h @@ -2855,9 +2855,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/makibox/Configuration_adv.h b/config/examples/makibox/Configuration_adv.h index d6d316a405..96080ed9b5 100644 --- a/config/examples/makibox/Configuration_adv.h +++ b/config/examples/makibox/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /** diff --git a/config/examples/tvrrug/Round2/Configuration.h b/config/examples/tvrrug/Round2/Configuration.h index 7e48d841cd..2675777b00 100644 --- a/config/examples/tvrrug/Round2/Configuration.h +++ b/config/examples/tvrrug/Round2/Configuration.h @@ -2859,9 +2859,6 @@ // :[1,2,3,4,5,6,7,8] //#define NUM_M106_FANS 1 -// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino -//#define FAST_PWM_FAN - // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency // which is not as annoying as with the hardware PWM. On the other hand, if this frequency // is too low, you should also increment SOFT_PWM_SCALE. diff --git a/config/examples/tvrrug/Round2/Configuration_adv.h b/config/examples/tvrrug/Round2/Configuration_adv.h index e1345a777b..d935bab2f8 100644 --- a/config/examples/tvrrug/Round2/Configuration_adv.h +++ b/config/examples/tvrrug/Round2/Configuration_adv.h @@ -549,18 +549,21 @@ //#define FAN_MAX_PWM 128 /** - * FAST PWM FAN Settings + * Fan Fast PWM * - * Use to change the FAST FAN PWM frequency (if enabled in Configuration.h) - * Combinations of PWM Modes, prescale values and TOP resolutions are used internally to produce a - * frequency as close as possible to the desired frequency. + * Combinations of PWM Modes, prescale values and TOP resolutions are used internally + * to produce a frequency as close as possible to the desired frequency. * - * FAST_PWM_FAN_FREQUENCY [undefined by default] + * FAST_PWM_FAN_FREQUENCY * Set this to your desired frequency. - * If left undefined this defaults to F = F_CPU/(2*255*1) - * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. - * These defaults are the same as with the old FAST_PWM_FAN implementation - no migration is required + * For AVR, if left undefined this defaults to F = F_CPU/(2*255*1) + * i.e., F = 31.4kHz on 16MHz microcontrollers or F = 39.2kHz on 20MHz microcontrollers. + * For non AVR, if left undefined this defaults to F = 1Khz. + * This F value is only to protect the hardware from an absence of configuration + * and not to complete it when users are not aware that the frequency must be specifically set to support the target board. + * * NOTE: Setting very low frequencies (< 10 Hz) may result in unexpected timer behavior. + * Setting very high frequencies can damage your hardware. * * USE_OCR2A_AS_TOP [undefined by default] * Boards that use TIMER2 for PWM have limitations resulting in only a few possible frequencies on TIMER2: @@ -570,9 +573,17 @@ * PWM on pin OC2A. Only use this option if you don't need PWM on 0C2A. (Check your schematic.) * USE_OCR2A_AS_TOP sacrifices duty cycle control resolution to achieve this broader range of frequencies. */ +//#define FAST_PWM_FAN // Increase the fan PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino #if ENABLED(FAST_PWM_FAN) - //#define FAST_PWM_FAN_FREQUENCY 31400 + //#define FAST_PWM_FAN_FREQUENCY 31400 // Define here to override the defaults below //#define USE_OCR2A_AS_TOP + #ifndef FAST_PWM_FAN_FREQUENCY + #ifdef __AVR__ + #define FAST_PWM_FAN_FREQUENCY ((F_CPU) / (2 * 255 * 1)) + #else + #define FAST_PWM_FAN_FREQUENCY 1000U + #endif + #endif #endif /**