Update SERIAL_DMA and FREEZE_FEATURE comments (#1043)

* 🐛 HC32 - Add SERIAL_DMA, fix SDIO and MEATPACK
Co-authored-by: Chris <52449218+shadow578@users.noreply.github.com>

* 📝Improve Freeze Feature comment
Co-authored-by: InsanityAutomation <38436470+InsanityAutomation@users.noreply.github.com>
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Jason Smith 2024-04-20 15:35:39 -07:00 committed by GitHub
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@ -2715,7 +2715,7 @@
* This feature is EXPERIMENTAL so use with caution and test thoroughly.
* Enable this option to receive data on the serial ports via the onboard DMA
* controller for more stable and reliable high-speed serial communication.
* Only some STM32 MCUs are currently supported.
* Support is currently limited to some STM32 MCUs and all HC32 MCUs.
* Note: This has no effect on emulated USB serial ports.
*/
//#define SERIAL_DMA
@ -4306,7 +4306,8 @@
/**
* Instant freeze / unfreeze functionality
* Potentially useful for emergency stop that allows being resumed.
* Potentially useful for rapid stop that allows being resumed. Halts stepper movement.
* Note this does NOT pause spindles, lasers, fans, heaters or any other auxiliary device.
* @section interface
*/
//#define FREEZE_FEATURE