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esphome/esphome/components/uart/switch/__init__.py
Otto Winter 3b1ba27043 Add uart.write action (#567)
* Add uart.write action

* Lint
2019-05-29 19:38:29 +02:00

31 lines
1.0 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import switch, uart
from esphome.const import CONF_DATA, CONF_ID, CONF_INVERTED
from esphome.core import HexInt
from esphome.py_compat import binary_type, char_to_byte
from .. import uart_ns, validate_raw_data
DEPENDENCIES = ['uart']
UARTSwitch = uart_ns.class_('UARTSwitch', switch.Switch, uart.UARTDevice, cg.Component)
CONFIG_SCHEMA = switch.SWITCH_SCHEMA.extend({
cv.GenerateID(): cv.declare_id(UARTSwitch),
cv.Required(CONF_DATA): validate_raw_data,
cv.Optional(CONF_INVERTED): cv.invalid("UART switches do not support inverted mode!"),
}).extend(uart.UART_DEVICE_SCHEMA).extend(cv.COMPONENT_SCHEMA)
def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
yield cg.register_component(var, config)
yield switch.register_switch(var, config)
yield uart.register_uart_device(var, config)
data = config[CONF_DATA]
if isinstance(data, binary_type):
data = [HexInt(char_to_byte(x)) for x in data]
cg.add(var.set_data(data))