mirror of
https://github.com/esphome/esphome.git
synced 2025-10-19 02:03:48 +01:00
69 lines
1.7 KiB
Python
69 lines
1.7 KiB
Python
import esphome.codegen as cg
|
|
import esphome.config_validation as cv
|
|
from esphome import pins
|
|
from esphome.components import sensor, voltage_sampler
|
|
from esphome.const import (
|
|
CONF_ATTENUATION,
|
|
CONF_ID,
|
|
CONF_PIN,
|
|
DEVICE_CLASS_VOLTAGE,
|
|
STATE_CLASS_MEASUREMENT,
|
|
UNIT_VOLT,
|
|
)
|
|
|
|
|
|
AUTO_LOAD = ["voltage_sampler"]
|
|
|
|
ATTENUATION_MODES = {
|
|
"0db": cg.global_ns.ADC_ATTEN_DB_0,
|
|
"2.5db": cg.global_ns.ADC_ATTEN_DB_2_5,
|
|
"6db": cg.global_ns.ADC_ATTEN_DB_6,
|
|
"11db": cg.global_ns.ADC_ATTEN_DB_11,
|
|
}
|
|
|
|
|
|
def validate_adc_pin(value):
|
|
vcc = str(value).upper()
|
|
if vcc == "VCC":
|
|
return cv.only_on_esp8266(vcc)
|
|
return pins.analog_pin(value)
|
|
|
|
|
|
adc_ns = cg.esphome_ns.namespace("adc")
|
|
ADCSensor = adc_ns.class_(
|
|
"ADCSensor", sensor.Sensor, cg.PollingComponent, voltage_sampler.VoltageSampler
|
|
)
|
|
|
|
CONFIG_SCHEMA = (
|
|
sensor.sensor_schema(
|
|
unit_of_measurement=UNIT_VOLT,
|
|
accuracy_decimals=2,
|
|
device_class=DEVICE_CLASS_VOLTAGE,
|
|
state_class=STATE_CLASS_MEASUREMENT,
|
|
)
|
|
.extend(
|
|
{
|
|
cv.GenerateID(): cv.declare_id(ADCSensor),
|
|
cv.Required(CONF_PIN): validate_adc_pin,
|
|
cv.SplitDefault(CONF_ATTENUATION, esp32="0db"): cv.All(
|
|
cv.only_on_esp32, cv.enum(ATTENUATION_MODES, lower=True)
|
|
),
|
|
}
|
|
)
|
|
.extend(cv.polling_component_schema("60s"))
|
|
)
|
|
|
|
|
|
async def to_code(config):
|
|
var = cg.new_Pvariable(config[CONF_ID])
|
|
await cg.register_component(var, config)
|
|
await sensor.register_sensor(var, config)
|
|
|
|
if config[CONF_PIN] == "VCC":
|
|
cg.add_define("USE_ADC_SENSOR_VCC")
|
|
else:
|
|
cg.add(var.set_pin(config[CONF_PIN]))
|
|
|
|
if CONF_ATTENUATION in config:
|
|
cg.add(var.set_attenuation(config[CONF_ATTENUATION]))
|