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heater: Resend PWM values even if last value was zero 

Continue to resend the pwm value even if the last value was zero -
this extends the debugging info.

Also, add the target temperature to the pwm debugging.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-01-12 15:04:06 -05:00
parent 4ea091339e
commit f335045273
1 changed files with 4 additions and 3 deletions
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7
klippy/heater.py
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@ -65,14 +65,15 @@ class PrinterHeater:
if (read_time < self.next_pwm_time if (read_time < self.next_pwm_time
and abs(value - self.last_pwm_value) < 15): and abs(value - self.last_pwm_value) < 15):
return return
elif not self.last_pwm_value: elif not self.last_pwm_value and (
self.target_temp <= 0. or read_time < self.next_pwm_time):
return return
pwm_time = read_time + REPORT_TIME + SAMPLE_TIME*SAMPLE_COUNT pwm_time = read_time + REPORT_TIME + SAMPLE_TIME*SAMPLE_COUNT
self.next_pwm_time = pwm_time + 0.75 * MAX_HEAT_TIME self.next_pwm_time = pwm_time + 0.75 * MAX_HEAT_TIME
self.last_pwm_value = value self.last_pwm_value = value
logging.debug("%s: pwm=%d@%.3f (from %.3f@%.3f)" % ( logging.debug("%s: pwm=%d@%.3f (from %.3f@%.3f [%.3f])" % (
self.config.section, value, pwm_time, self.config.section, value, pwm_time,
self.last_temp, self.last_temp_time)) self.last_temp, self.last_temp_time, self.target_temp))
self.mcu_pwm.set_pwm(pwm_time, value) self.mcu_pwm.set_pwm(pwm_time, value)
# Temperature calculation # Temperature calculation
def calc_temp(self, adc): def calc_temp(self, adc):