esphome/esphomeyaml/components/sensor/ina219.py

54 lines
2.5 KiB
Python

# coding=utf-8
import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.components import sensor
from esphomeyaml.const import CONF_ADDRESS, CONF_CURRENT, CONF_ID, CONF_MAX_CURRENT, \
CONF_MAX_VOLTAGE, CONF_NAME, CONF_POWER, CONF_UPDATE_INTERVAL, CONF_BUS_VOLTAGE, \
CONF_SHUNT_VOLTAGE, CONF_SHUNT_RESISTANCE
from esphomeyaml.helpers import App, Pvariable
DEPENDENCIES = ['i2c']
INA219Component = sensor.sensor_ns.INA219Component
INA219VoltageSensor = sensor.sensor_ns.INA219VoltageSensor
INA219CurrentSensor = sensor.sensor_ns.INA219CurrentSensor
INA219PowerSensor = sensor.sensor_ns.INA219PowerSensor
PLATFORM_SCHEMA = vol.All(sensor.PLATFORM_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(INA219Component),
vol.Optional(CONF_ADDRESS, default=0x40): cv.i2c_address,
vol.Optional(CONF_BUS_VOLTAGE): cv.nameable(sensor.SENSOR_SCHEMA),
vol.Optional(CONF_SHUNT_VOLTAGE): cv.nameable(sensor.SENSOR_SCHEMA),
vol.Optional(CONF_CURRENT): cv.nameable(sensor.SENSOR_SCHEMA),
vol.Optional(CONF_POWER): cv.nameable(sensor.SENSOR_SCHEMA),
vol.Optional(CONF_SHUNT_RESISTANCE, default=0.1): vol.All(cv.resistance,
vol.Range(min=0.0, max=32.0)),
vol.Optional(CONF_MAX_VOLTAGE, default=32.0): vol.All(cv.voltage, vol.Range(min=0.0, max=32.0)),
vol.Optional(CONF_MAX_CURRENT, default=3.2): vol.All(cv.current, vol.Range(min=0.0)),
vol.Optional(CONF_UPDATE_INTERVAL): cv.positive_time_period_milliseconds,
}), cv.has_at_least_one_key(CONF_BUS_VOLTAGE, CONF_SHUNT_VOLTAGE, CONF_CURRENT,
CONF_POWER))
def to_code(config):
rhs = App.make_ina219(config[CONF_SHUNT_RESISTANCE],
config[CONF_MAX_CURRENT], config[CONF_MAX_VOLTAGE],
config[CONF_ADDRESS], config.get(CONF_UPDATE_INTERVAL))
ina = Pvariable(config[CONF_ID], rhs)
if CONF_BUS_VOLTAGE in config:
conf = config[CONF_BUS_VOLTAGE]
sensor.register_sensor(ina.Pmake_bus_voltage_sensor(conf[CONF_NAME]), conf)
if CONF_SHUNT_VOLTAGE in config:
conf = config[CONF_SHUNT_VOLTAGE]
sensor.register_sensor(ina.Pmake_shunt_voltage_sensor(conf[CONF_NAME]), conf)
if CONF_CURRENT in config:
conf = config[CONF_CURRENT]
sensor.register_sensor(ina.Pmake_current_sensor(conf[CONF_NAME]), conf)
if CONF_POWER in config:
conf = config[CONF_POWER]
sensor.register_sensor(ina.Pmake_power_sensor(conf[CONF_NAME]), conf)
BUILD_FLAGS = '-DUSE_INA219'