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temperature_sensor: Add generic temperature sensor support

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Signed-off-by: Douglas Hammond <wizhippo@gmail.com>
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Douglas Hammond 2019-02-25 14:17:05 -05:00 • committed by Kevin O'Connor
parent f9968904d6
commit b6589406d4
3 changed files with 44 additions and 6 deletions
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klippy/extras/temperature_sensor.py Normal file
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# Support generic temperature sensors
#
# Copyright (C) 2019 Kevin O'Connor <kevin@koconnor.net>
#
# This file may be distributed under the terms of the GNU GPLv3 license.
KELVIN_TO_CELCIUS = -273.15
class PrinterSensorGeneric:
def __init__(self, config):
self.printer = config.get_printer()
self.sensor = self.printer.lookup_object('heater').setup_sensor(config)
self.min_temp = config.getfloat('min_temp', KELVIN_TO_CELCIUS,
minval=KELVIN_TO_CELCIUS)
self.max_temp = config.getfloat('max_temp', 99999999.9,
above=self.min_temp)
self.sensor.setup_minmax(self.min_temp, self.max_temp)
self.sensor.setup_callback(self.temperature_callback)
self.printer.lookup_object('heater').register_sensor(config, self)
self.last_temp = 0.
def temperature_callback(self, read_time, temp):
self.last_temp = temp
def get_temp(self, eventtime):
return self.last_temp, 0.
def load_config_prefix(config):
return PrinterSensorGeneric(config)