pymodbus TCP server - ejemplo

#!/usr/bin/env python

#---------------------------------------------------------------------------# 
import os
from pymodbus.server.async import StartTcpServer
from pymodbus.device import ModbusDeviceIdentification
from pymodbus.datastore import ModbusSequentialDataBlock
from pymodbus.datastore import ModbusSlaveContext, ModbusServerContext
from pymodbus.transaction import ModbusRtuFramer, ModbusAsciiFramer

#---------------------------------------------------------------------------# 

import logging
logging.basicConfig()
log = logging.getLogger()
log.setLevel(logging.DEBUG)

os.system('clear')
#---------------------------------------------------------------------------# 
# di - entradas discretas
# co - coils 
# hr - holding registros
# ir - input registros

hr01 = 100
hr02 = 110
hr03 = 120
hr04 = 130
hr05 = 140
hr06 = 150
hr07 = 160
hr08 = 170

ir01 = 100
ir02 = 110
ir03 = 120
ir04 = 130
ir05 = 140
ir06 = 150
ir07 = 160
ir08 = 170

Reg_DI = [1,0,1,1,1,1,1,0,1]
Reg_CO = [1,0,1,0,1,0,1,0,1]
Reg_HR = [hr01, hr02, hr03, hr04, hr05, hr06, hr07, hr08]
Reg_IR = [ir01, ir02, ir03, ir04, ir05, ir06, ir07, ir08]


store = ModbusSlaveContext(
        di=ModbusSequentialDataBlock(0, Reg_DI),
        co=ModbusSequentialDataBlock(0, Reg_CO),
        hr=ModbusSequentialDataBlock(0, Reg_HR),
        ir=ModbusSequentialDataBlock(0, Reg_IR))

context = ModbusServerContext(slaves=store, single=True)

#---------------------------------------------------------------------------# 
identity = ModbusDeviceIdentification()
identity.VendorName  = 'Pymodbus TCP'
identity.VendorUrl   = 'http://www.chispolinux.blogspot.com'
identity.ProductName = 'Simulador de dispositivos by JMQ'
identity.MajorMinorRevision = '1.0'

#---------------------------------------------------------------------------# 
StartTcpServer(context, identity=identity, address=("localhost", 5020))

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