Files
esphome-dev/esphome/components/modbus/__init__.py
T
Otto Winter e077ad56bd Add PZEM004T/PZEMAC/PZEMDC Support (#587)
* Add PZEM004T Support

* Don't flush as much

* Update pzem004t.cpp

* Add generalized modbus

* Add PZEMAC

* Add PZEMDC

* Fix file modes

* Lint

* Fix

* Fix

* Add check_uart_settings
2019-10-20 19:24:20 +02:00

44 lines
1.3 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import uart
from esphome.const import CONF_ID, CONF_ADDRESS
from esphome.core import coroutine
DEPENDENCIES = ['uart']
modbus_ns = cg.esphome_ns.namespace('modbus')
Modbus = modbus_ns.class_('Modbus', cg.Component, uart.UARTDevice)
ModbusDevice = modbus_ns.class_('ModbusDevice')
MULTI_CONF = True
CONF_MODBUS_ID = 'modbus_id'
CONFIG_SCHEMA = cv.Schema({
cv.GenerateID(): cv.declare_id(Modbus),
}).extend(cv.COMPONENT_SCHEMA).extend(uart.UART_DEVICE_SCHEMA)
def to_code(config):
cg.add_global(modbus_ns.using)
var = cg.new_Pvariable(config[CONF_ID])
yield cg.register_component(var, config)
yield uart.register_uart_device(var, config)
def modbus_device_schema(default_address):
schema = {
cv.GenerateID(CONF_MODBUS_ID): cv.use_id(Modbus),
}
if default_address is None:
schema[cv.Required(CONF_ADDRESS)] = cv.hex_uint8_t
else:
schema[cv.Optional(CONF_ADDRESS, default=default_address)] = cv.hex_uint8_t
return cv.Schema(schema)
@coroutine
def register_modbus_device(var, config):
parent = yield cg.get_variable(config[CONF_MODBUS_ID])
cg.add(var.set_parent(parent))
cg.add(var.set_address(config[CONF_ADDRESS]))