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82 lines
2.6 KiB
Python
82 lines
2.6 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 i2c, sensor
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from esphome.const import (
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CONF_ID,
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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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CONF_THERMOCOUPLE_TYPE = "thermocouple_type"
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CONF_HOT_JUNCTION = "hot_junction"
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CONF_COLD_JUNCTION = "cold_junction"
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DEPENDENCIES = ["i2c"]
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CODEOWNERS = ["@MrEditor97"]
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mcp9600_ns = cg.esphome_ns.namespace("mcp9600")
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MCP9600Component = mcp9600_ns.class_(
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"MCP9600Component", cg.PollingComponent, i2c.I2CDevice
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)
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MCP9600ThermocoupleType = mcp9600_ns.enum("MCP9600ThermocoupleType")
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THERMOCOUPLE_TYPE = {
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"K": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_K,
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"J": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_J,
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"T": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_T,
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"N": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_N,
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"S": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_S,
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"E": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_E,
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"B": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_B,
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"R": MCP9600ThermocoupleType.MCP9600_THERMOCOUPLE_TYPE_R,
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}
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CONFIG_SCHEMA = (
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cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(MCP9600Component),
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cv.Optional(CONF_THERMOCOUPLE_TYPE, default="K"): cv.enum(
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THERMOCOUPLE_TYPE, upper=True
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),
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cv.Optional(CONF_HOT_JUNCTION): 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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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_COLD_JUNCTION): 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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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(i2c.i2c_device_schema(0x67))
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)
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FINAL_VALIDATE_SCHEMA = i2c.final_validate_device_schema(
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"mcp9600", min_frequency="10khz"
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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 i2c.register_i2c_device(var, config)
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cg.add(var.set_thermocouple_type(config[CONF_THERMOCOUPLE_TYPE]))
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if CONF_HOT_JUNCTION in config:
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conf = config[CONF_HOT_JUNCTION]
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sens = await sensor.new_sensor(conf)
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cg.add(var.set_hot_junction(sens))
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if CONF_COLD_JUNCTION in config:
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conf = config[CONF_COLD_JUNCTION]
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sens = await sensor.new_sensor(conf)
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cg.add(var.set_cold_junction(sens))
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