esphome/esphome/components/ads1118/sensor/__init__.py

98 lines
3.0 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import sensor, voltage_sampler
from esphome.const import (
CONF_GAIN,
CONF_MULTIPLEXER,
DEVICE_CLASS_VOLTAGE,
DEVICE_CLASS_TEMPERATURE,
STATE_CLASS_MEASUREMENT,
UNIT_CELSIUS,
UNIT_VOLT,
CONF_TYPE,
)
from .. import ads1118_ns, ADS1118, CONF_ADS1118_ID
AUTO_LOAD = ["voltage_sampler"]
DEPENDENCIES = ["ads1118"]
ADS1118Multiplexer = ads1118_ns.enum("ADS1118Multiplexer")
MUX = {
"A0_A1": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P0_N1,
"A0_A3": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P0_N3,
"A1_A3": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P1_N3,
"A2_A3": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P2_N3,
"A0_GND": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P0_NG,
"A1_GND": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P1_NG,
"A2_GND": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P2_NG,
"A3_GND": ADS1118Multiplexer.ADS1118_MULTIPLEXER_P3_NG,
}
ADS1118Gain = ads1118_ns.enum("ADS1118Gain")
GAIN = {
"6.144": ADS1118Gain.ADS1118_GAIN_6P144,
"4.096": ADS1118Gain.ADS1118_GAIN_4P096,
"2.048": ADS1118Gain.ADS1118_GAIN_2P048,
"1.024": ADS1118Gain.ADS1118_GAIN_1P024,
"0.512": ADS1118Gain.ADS1118_GAIN_0P512,
"0.256": ADS1118Gain.ADS1118_GAIN_0P256,
}
ADS1118Sensor = ads1118_ns.class_(
"ADS1118Sensor",
cg.PollingComponent,
sensor.Sensor,
voltage_sampler.VoltageSampler,
cg.Parented.template(ADS1118),
)
TYPE_ADC = "adc"
TYPE_TEMPERATURE = "temperature"
CONFIG_SCHEMA = cv.typed_schema(
{
TYPE_ADC: sensor.sensor_schema(
ADS1118Sensor,
unit_of_measurement=UNIT_VOLT,
accuracy_decimals=3,
device_class=DEVICE_CLASS_VOLTAGE,
state_class=STATE_CLASS_MEASUREMENT,
)
.extend(
{
cv.GenerateID(CONF_ADS1118_ID): cv.use_id(ADS1118),
cv.Required(CONF_MULTIPLEXER): cv.enum(MUX, upper=True, space="_"),
cv.Required(CONF_GAIN): cv.enum(GAIN, string=True),
}
)
.extend(cv.polling_component_schema("60s")),
TYPE_TEMPERATURE: sensor.sensor_schema(
ADS1118Sensor,
unit_of_measurement=UNIT_CELSIUS,
accuracy_decimals=2,
device_class=DEVICE_CLASS_TEMPERATURE,
state_class=STATE_CLASS_MEASUREMENT,
)
.extend(
{
cv.GenerateID(CONF_ADS1118_ID): cv.use_id(ADS1118),
}
)
.extend(cv.polling_component_schema("60s")),
},
default_type=TYPE_ADC,
)
async def to_code(config):
var = await sensor.new_sensor(config)
await cg.register_component(var, config)
await cg.register_parented(var, config[CONF_ADS1118_ID])
if config[CONF_TYPE] == TYPE_ADC:
cg.add(var.set_multiplexer(config[CONF_MULTIPLEXER]))
cg.add(var.set_gain(config[CONF_GAIN]))
if config[CONF_TYPE] == TYPE_TEMPERATURE:
cg.add(var.set_temperature_mode(True))