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96 lines
3.1 KiB
Python
96 lines
3.1 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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CONF_PRESSURE,
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CONF_TEMPERATURE,
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DEVICE_CLASS_PRESSURE,
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DEVICE_CLASS_TEMPERATURE,
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STATE_CLASS_MEASUREMENT,
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UNIT_CELSIUS,
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UNIT_HECTOPASCAL,
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CONF_IIR_FILTER,
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CONF_OVERSAMPLING,
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)
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DEPENDENCIES = ["i2c"]
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bmp280_ns = cg.esphome_ns.namespace("bmp280")
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BMP280Oversampling = bmp280_ns.enum("BMP280Oversampling")
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OVERSAMPLING_OPTIONS = {
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"NONE": BMP280Oversampling.BMP280_OVERSAMPLING_NONE,
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"1X": BMP280Oversampling.BMP280_OVERSAMPLING_1X,
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"2X": BMP280Oversampling.BMP280_OVERSAMPLING_2X,
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"4X": BMP280Oversampling.BMP280_OVERSAMPLING_4X,
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"8X": BMP280Oversampling.BMP280_OVERSAMPLING_8X,
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"16X": BMP280Oversampling.BMP280_OVERSAMPLING_16X,
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}
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BMP280IIRFilter = bmp280_ns.enum("BMP280IIRFilter")
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IIR_FILTER_OPTIONS = {
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"OFF": BMP280IIRFilter.BMP280_IIR_FILTER_OFF,
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"2X": BMP280IIRFilter.BMP280_IIR_FILTER_2X,
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"4X": BMP280IIRFilter.BMP280_IIR_FILTER_4X,
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"8X": BMP280IIRFilter.BMP280_IIR_FILTER_8X,
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"16X": BMP280IIRFilter.BMP280_IIR_FILTER_16X,
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}
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BMP280Component = bmp280_ns.class_(
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"BMP280Component", cg.PollingComponent, i2c.I2CDevice
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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(BMP280Component),
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cv.Optional(CONF_TEMPERATURE): 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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).extend(
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{
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cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
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OVERSAMPLING_OPTIONS, upper=True
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),
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}
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),
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cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
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unit_of_measurement=UNIT_HECTOPASCAL,
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accuracy_decimals=1,
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device_class=DEVICE_CLASS_PRESSURE,
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state_class=STATE_CLASS_MEASUREMENT,
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).extend(
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{
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cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
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OVERSAMPLING_OPTIONS, upper=True
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),
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}
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),
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cv.Optional(CONF_IIR_FILTER, default="OFF"): cv.enum(
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IIR_FILTER_OPTIONS, upper=True
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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(0x77))
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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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if CONF_TEMPERATURE in config:
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conf = config[CONF_TEMPERATURE]
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sens = await sensor.new_sensor(conf)
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cg.add(var.set_temperature_sensor(sens))
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cg.add(var.set_temperature_oversampling(conf[CONF_OVERSAMPLING]))
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if CONF_PRESSURE in config:
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conf = config[CONF_PRESSURE]
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sens = await sensor.new_sensor(conf)
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cg.add(var.set_pressure_sensor(sens))
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cg.add(var.set_pressure_oversampling(conf[CONF_OVERSAMPLING]))
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