摘  要：本文研討基于modbus協(xié)議的三菱PLC和RFID讀卡器的通信，實現(xiàn)了通信成功后RFID讀卡器的讀卡刷卡功能，此技術(shù)可以應(yīng)用在立體車庫系統(tǒng)中，來實現(xiàn)智能停車。 關(guān)鍵詞：RFID   三菱PLC   MODBUS Abstract：This article introduced the communication of Mitsubishi PLC and RFID card reader based on modbus protocol, and realized the card reading and swiping function of RFID reader after successful communication. This technology can be applied to the stereo garage system to achieve intel[登陸后可查看全文]