基于Modbus-TCP协议的S7-1200 PLC与RFID射频读写器通信程序设计  

Communication Programming of S7-1200 PLC and RFID Based on Modbus-TCP Protocol

作　　者：陈元凯 盖超会[1] 谷玉玲[1] Chen Yuankai;Gai Chaohui;Gu Yuling(Wuhan Vocational College of Software and Engineering,Wuhan 430205,Hubei)

机构地区：[1]武汉软件工程职业学院电子工程学院,湖北武汉430205

出　　处：《武汉工程职业技术学院学报》2022年第4期39-44,共6页Journal of Wuhan Engineering Institute

摘　　要：以IC-11HMRW型RFID射频读写器为例,研究了基于Modbus-TCP通信协议下的RFID射频读写器与Siemens S7-1200 PLC之间的以太网通信,同时通过硬件环境搭建及TIA博途软件程序编写,实现了PLC与RFID读写器之间的读取与写入数据的操作,经实验证明该通信系统运行稳定,程序设计方案可行。Taking IC-11 HMRW RFID RFID reader for instance,this paper studies the Ethernet communication between RFID RFID reader and Siemens S7-1200 PLC based on Modbus-TCP communication protocol.At the same time,the hardware is set up and the software program of TIA is written to realize The operation of reading and writing data between PLC and RFID reader.The experiment proves that the communication system runs stably and the program design is feasible.

关 键 词：Modbus-TCP通信协议 S7-1200 PLC RFID射频读写 程序设计 

分 类 号：TN273[电子电信—物理电子学] TP29[自动化与计算机技术—检测技术与自动化装置]