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calculate bad percent in temperature thread to prevent threading/boundary issues

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This commit is contained in:
Andrew de Quincey 2021-05-01 17:32:21 +01:00
parent c955c1f595
commit 610ad4cdcd
1 changed files with 4 additions and 2 deletions
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6
lib/oven.py
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@ -100,6 +100,7 @@ class TempSensorReal(TempSensor):
self.bad_count = 0
self.ok_count = 0
self.bad_stamp = 0
self.bad_percent = 0
if config.max31855:
log.info("init MAX31855")
@ -126,7 +127,8 @@ class TempSensorReal(TempSensor):
temps = []
while True:
# reset error counter if time is up
if (time.time() - self.bad_stamp) > (self.time_step * 4):
if (time.time() - self.bad_stamp) > (self.time_step * 2):
self.bad_percent = (self.bad_count / (self.bad_count + self.ok_count)) * 100
self.bad_count = 0
self.ok_count = 0
self.bad_stamp = time.time()
@ -244,7 +246,7 @@ class Oven(threading.Thread):
log.info("emergency!!! unknown thermocouple error, shutting down")
self.reset()
if self.board.temp_sensor.bad_count / (self.board.temp_sensor.bad_count + self.board.temp_sensor.ok_count) > 0.3:
if self.board.temp_sensor.bad_percent > 30:
log.info("emergency!!! too many errors in a short period, shutting down")
self.reset()