sensor.py

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import i2c, sensor
from esphome.const import CONF_ID,\
    CONF_BATTERY_LEVEL, CONF_BATTERY_VOLTAGE, UNIT_VOLT, ICON_EMPTY, UNIT_PERCENT, UNIT_EMPTY

DEPENDENCIES = ['i2c']

# locally defined constant

lc709203f_ns = cg.esphome_ns.namespace('lc709203f')

LC709203FComponent = lc709203f_ns.class_('LC709203FComponent', cg.PollingComponent, i2c.I2CDevice)

CONFIG_SCHEMA = cv.Schema({
    cv.GenerateID(): cv.declare_id(LC709203FComponent),
    cv.Optional(CONF_BATTERY_VOLTAGE):
        sensor.sensor_schema(UNIT_VOLT, ICON_EMPTY, 2).extend({
        }),
    cv.Optional(CONF_BATTERY_LEVEL):
        sensor.sensor_schema(UNIT_PERCENT, ICON_EMPTY, 1).extend({
        }),
    cv.Optional('cell_charge'):
        sensor.sensor_schema(UNIT_PERCENT, ICON_EMPTY, 0).extend({
        }),
    #cv.Optional('icversion'): cv.uint16_t,
    cv.Optional('icversion'):
        sensor.sensor_schema(UNIT_EMPTY, ICON_EMPTY, 0).extend({
        }),

}).extend(cv.polling_component_schema('60s')).extend(i2c.i2c_device_schema(0x77))


def to_code(config):
    var = cg.new_Pvariable(config[CONF_ID])
    yield cg.register_component(var, config)
    yield i2c.register_i2c_device(var, config)

    if CONF_BATTERY_LEVEL in config:
        sens = yield sensor.new_sensor(config[CONF_BATTERY_LEVEL])
        cg.add(var.set_cellRemPercent_sensor(sens))

    if CONF_BATTERY_VOLTAGE in config:
        sens = yield sensor.new_sensor(config[CONF_BATTERY_VOLTAGE])
        cg.add(var.set_cellVoltage_sensor(sens))

    if 'cell_charge' in config:
        sens = yield sensor.new_sensor(config['cell_charge'])
        cg.add(var.set_cellCharge_sensor(sens))

    if 'icversion'  in config:
        sens = yield sensor.new_sensor(config['icversion'])
        cg.add(var.set_icversion_sensor(sens))


#/ read-only values
#/ implement sensors for cellVoltage_mV, cellRemainingPercent10, cellStateOfCharge, getICversion

#/ write-only values
#/ implement config for setPowerMode, setCellCapacity, setCellProfile, setAlarmRSOC, setAlarmVoltage

#/ uninstalled ( exsbc source )
#/ getThermistorBeta, setThermistorB, setTemperatureMode, getCellTemperature, initRSOC