esphome/esphomeyaml/components/ads1115.py
2018-04-07 01:23:03 +02:00

38 lines
1.1 KiB
Python

import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_ADDRESS, CONF_ID, CONF_RATE
from esphomeyaml.helpers import App, Pvariable, RawExpression, add, HexIntLiteral
DEPENDENCIES = ['i2c']
ADS1115_COMPONENT_CLASS = 'sensor::ADS1115Component'
RATES = {
8: 'ADS1115_RATE_8',
16: 'ADS1115_RATE_16',
32: 'ADS1115_RATE_32',
64: 'ADS1115_RATE_64',
128: 'ADS1115_RATE_128',
250: 'ADS1115_RATE_250',
475: 'ADS1115_RATE_475',
860: 'ADS1115_RATE_860',
}
ADS1115_SCHEMA = vol.Schema({
cv.GenerateID('ads1115'): cv.register_variable_id,
vol.Required(CONF_ADDRESS): cv.i2c_address,
vol.Optional(CONF_RATE): vol.All(vol.Coerce(int), vol.Any(*list(RATES.keys()))),
})
CONFIG_SCHEMA = vol.All(cv.ensure_list, [ADS1115_SCHEMA])
def to_code(config):
for conf in config:
address = HexIntLiteral(conf[CONF_ADDRESS])
rhs = App.make_ads1115_component(address)
ads1115 = Pvariable(ADS1115_COMPONENT_CLASS, conf[CONF_ID], rhs)
if CONF_RATE in conf:
add(ads1115.set_rate(RawExpression(RATES[conf[CONF_RATE]])))