esphome/esphomeyaml/components/pcf8574.py
2018-06-02 22:22:20 +02:00

28 lines
783 B
Python

import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_ADDRESS, CONF_ID, CONF_PCF8575
from esphomeyaml.helpers import App, Pvariable, esphomelib_ns
DEPENDENCIES = ['i2c']
io_ns = esphomelib_ns.namespace('io')
PCF8574Component = io_ns.PCF8574Component
PCF8574_SCHEMA = vol.Schema({
vol.Required(CONF_ID): cv.declare_variable_id(PCF8574Component),
vol.Optional(CONF_ADDRESS, default=0x21): cv.i2c_address,
vol.Optional(CONF_PCF8575, default=False): cv.boolean,
})
CONFIG_SCHEMA = vol.All(cv.ensure_list, [PCF8574_SCHEMA])
def to_code(config):
for conf in config:
rhs = App.make_pcf8574_component(conf[CONF_ADDRESS], conf[CONF_PCF8575])
Pvariable(conf[CONF_ID], rhs)
BUILD_FLAGS = '-DUSE_PCF8574'