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fan: Default to using software PWM
Not all hardware has PWM support and there is no compelling reason to use hardware PWM for fans. Change the default to use software PWM. Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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parent
37bac916e7
commit
bcaf818c0e
7 changed files with 15 additions and 14 deletions
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@ -16,6 +16,7 @@ Thermistors = {
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SAMPLE_TIME = 0.001
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SAMPLE_COUNT = 8
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REPORT_TIME = 0.300
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PWM_CYCLE_TIME = 0.100
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KELVIN_TO_CELCIUS = -273.15
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MAX_HEAT_TIME = 5.0
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AMBIENT_TEMP = 25.
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@ -55,7 +56,7 @@ class PrinterHeater:
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heater_pin, MAX_HEAT_TIME)
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else:
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self.mcu_pwm = self.printer.mcu.create_pwm(
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heater_pin, 0, MAX_HEAT_TIME)
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heater_pin, PWM_CYCLE_TIME, 0, MAX_HEAT_TIME)
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self.mcu_adc = self.printer.mcu.create_adc(thermistor_pin)
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min_adc = self.calc_adc(self.max_temp)
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max_adc = self.calc_adc(self.min_temp)
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