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Update modbus.py (#11238)

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Support of MODBUS RTU over TCP ethernet mode. See more description here:  https://www.eltima.com/modbus-over-ethernet/
This commit is contained in:
goldminenine 2017-12-29 09:19:34 +01:00 committed by Fabian Affolter
parent 3203849b60
commit 9a34e7174c
1 changed files with 8 additions and 1 deletions
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9
homeassistant/components/modbus.py
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@ -40,7 +40,7 @@ SERIAL_SCHEMA = {
ETHERNET_SCHEMA = { ETHERNET_SCHEMA = {
vol.Required(CONF_HOST): cv.string, vol.Required(CONF_HOST): cv.string,
vol.Required(CONF_PORT): cv.positive_int, vol.Required(CONF_PORT): cv.positive_int,
vol.Required(CONF_TYPE): vol.Any('tcp', 'udp'), vol.Required(CONF_TYPE): vol.Any('tcp', 'udp', 'rtuovertcp'),
vol.Optional(CONF_TIMEOUT, default=3): cv.socket_timeout, vol.Optional(CONF_TIMEOUT, default=3): cv.socket_timeout,
} }
@ -92,6 +92,13 @@ def setup(hass, config):
bytesize=config[DOMAIN][CONF_BYTESIZE], bytesize=config[DOMAIN][CONF_BYTESIZE],
parity=config[DOMAIN][CONF_PARITY], parity=config[DOMAIN][CONF_PARITY],
timeout=config[DOMAIN][CONF_TIMEOUT]) timeout=config[DOMAIN][CONF_TIMEOUT])
elif client_type == 'rtuovertcp':
from pymodbus.client.sync import ModbusTcpClient as ModbusClient
from pymodbus.transaction import ModbusRtuFramer as ModbusFramer
client = ModbusClient(host=config[DOMAIN][CONF_HOST],
port=config[DOMAIN][CONF_PORT],
framer=ModbusFramer,
timeout=config[DOMAIN][CONF_TIMEOUT])
elif client_type == 'tcp': elif client_type == 'tcp':
from pymodbus.client.sync import ModbusTcpClient as ModbusClient from pymodbus.client.sync import ModbusTcpClient as ModbusClient
client = ModbusClient(host=config[DOMAIN][CONF_HOST], client = ModbusClient(host=config[DOMAIN][CONF_HOST],