# 설치 pip install pymodbus # 슬레이브 코드(데이터 응답 제공) import asyncio import logging from examples import helper from pymodbus import __version__ as pymodbus_version from pymodbus.datastore import ( ModbusSequentialDataBlock, ModbusServerContext, ModbusSlaveContext, ModbusSparseDataBlock, ) from pymodbus.device import ModbusDeviceIdentification from pymodbus.server import ( StartAsyncSerialServer, Start..