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46 lines
1.4 KiB
Python
46 lines
1.4 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import sensor, spi
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from esphome.const import (
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CONF_ID,
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CONF_REFERENCE_TEMPERATURE,
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DEVICE_CLASS_TEMPERATURE,
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STATE_CLASS_MEASUREMENT,
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UNIT_CELSIUS,
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)
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max31855_ns = cg.esphome_ns.namespace("max31855")
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MAX31855Sensor = max31855_ns.class_(
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"MAX31855Sensor", sensor.Sensor, cg.PollingComponent, spi.SPIDevice
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)
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CONFIG_SCHEMA = (
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sensor.sensor_schema(
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unit_of_measurement=UNIT_CELSIUS,
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accuracy_decimals=1,
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device_class=DEVICE_CLASS_TEMPERATURE,
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)
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.extend(
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{
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cv.GenerateID(): cv.declare_id(MAX31855Sensor),
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cv.Optional(CONF_REFERENCE_TEMPERATURE): sensor.sensor_schema(
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unit_of_measurement=UNIT_CELSIUS,
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accuracy_decimals=2,
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device_class=DEVICE_CLASS_TEMPERATURE,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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}
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)
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.extend(cv.polling_component_schema("60s"))
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.extend(spi.spi_device_schema())
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)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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await spi.register_spi_device(var, config)
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await sensor.register_sensor(var, config)
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if CONF_REFERENCE_TEMPERATURE in config:
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tc_ref = await sensor.new_sensor(config[CONF_REFERENCE_TEMPERATURE])
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cg.add(var.set_reference_sensor(tc_ref))
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