esphome/esphomeyaml/components/sensor/ina3221.py
Otto Winter 17ec2bb905
Update
2018-11-19 22:12:24 +01:00

92 lines
3.9 KiB
Python

# coding=utf-8
import voluptuous as vol
from esphomeyaml.components import i2c, sensor
import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_ADDRESS, CONF_BUS_VOLTAGE, CONF_CURRENT, CONF_ID, CONF_NAME, \
CONF_POWER, CONF_SHUNT_RESISTANCE, CONF_SHUNT_VOLTAGE, CONF_UPDATE_INTERVAL
from esphomeyaml.cpp_generator import Pvariable, add
from esphomeyaml.cpp_helpers import setup_component
from esphomeyaml.cpp_types import App, PollingComponent
DEPENDENCIES = ['i2c']
CONF_CHANNEL_1 = 'channel_1'
CONF_CHANNEL_2 = 'channel_2'
CONF_CHANNEL_3 = 'channel_3'
INA3221Component = sensor.sensor_ns.class_('INA3221Component', PollingComponent, i2c.I2CDevice)
INA3221VoltageSensor = sensor.sensor_ns.class_('INA3221VoltageSensor',
sensor.EmptyPollingParentSensor)
INA3221CurrentSensor = sensor.sensor_ns.class_('INA3221CurrentSensor',
sensor.EmptyPollingParentSensor)
INA3221PowerSensor = sensor.sensor_ns.class_('INA3221PowerSensor', sensor.EmptyPollingParentSensor)
SENSOR_KEYS = [CONF_BUS_VOLTAGE, CONF_SHUNT_VOLTAGE, CONF_CURRENT, CONF_POWER]
INA3221_CHANNEL_SCHEMA = vol.All(vol.Schema({
vol.Optional(CONF_BUS_VOLTAGE): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(INA3221VoltageSensor),
})),
vol.Optional(CONF_SHUNT_VOLTAGE): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(INA3221VoltageSensor),
})),
vol.Optional(CONF_CURRENT): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(INA3221CurrentSensor),
})),
vol.Optional(CONF_POWER): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(INA3221PowerSensor),
})),
vol.Optional(CONF_SHUNT_RESISTANCE, default=0.1): vol.All(cv.resistance,
vol.Range(min=0.0, max=32.0)),
}).extend(cv.COMPONENT_SCHEMA.schema), cv.has_at_least_one_key(*SENSOR_KEYS))
PLATFORM_SCHEMA = sensor.PLATFORM_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(INA3221Component),
vol.Optional(CONF_ADDRESS, default=0x40): cv.i2c_address,
vol.Optional(CONF_CHANNEL_1): INA3221_CHANNEL_SCHEMA,
vol.Optional(CONF_CHANNEL_2): INA3221_CHANNEL_SCHEMA,
vol.Optional(CONF_CHANNEL_3): INA3221_CHANNEL_SCHEMA,
vol.Optional(CONF_UPDATE_INTERVAL): cv.update_interval,
})
def to_code(config):
rhs = App.make_ina3221(config[CONF_ADDRESS], config.get(CONF_UPDATE_INTERVAL))
ina = Pvariable(config[CONF_ID], rhs)
for i, channel in enumerate([CONF_CHANNEL_1, CONF_CHANNEL_2, CONF_CHANNEL_3]):
if channel not in config:
continue
conf = config[channel]
if CONF_SHUNT_RESISTANCE in conf:
add(ina.set_shunt_resistance(i, conf[CONF_SHUNT_RESISTANCE]))
if CONF_BUS_VOLTAGE in conf:
c = conf[CONF_BUS_VOLTAGE]
sensor.register_sensor(ina.Pmake_bus_voltage_sensor(i, c[CONF_NAME]), c)
if CONF_SHUNT_VOLTAGE in conf:
c = conf[CONF_SHUNT_VOLTAGE]
sensor.register_sensor(ina.Pmake_shunt_voltage_sensor(i, c[CONF_NAME]), c)
if CONF_CURRENT in conf:
c = conf[CONF_CURRENT]
sensor.register_sensor(ina.Pmake_current_sensor(i, c[CONF_NAME]), c)
if CONF_POWER in conf:
c = conf[CONF_POWER]
sensor.register_sensor(ina.Pmake_power_sensor(i, c[CONF_NAME]), c)
setup_component(ina, config)
BUILD_FLAGS = '-DUSE_INA3221'
def to_hass_config(data, config):
ret = []
for channel in (CONF_CHANNEL_1, CONF_CHANNEL_2, CONF_CHANNEL_3):
if channel not in config:
continue
conf = config[channel]
for key in (CONF_BUS_VOLTAGE, CONF_SHUNT_VOLTAGE, CONF_CURRENT, CONF_POWER):
if key in conf:
ret.append(sensor.core_to_hass_config(data, conf[key]))
return ret