ModBus协议在无线监控系统中的应用  

Application of ModBus Protocol in Wireless Monitor System

作　　者：胡平平[1] 王东兴[1] 王晶杰[1] 

机构地区：[1]北京机械工业学院计算机及自动化系,北京100085

出　　处：《计算机工程与应用》2005年第17期211-214,共4页Computer Engineering and Applications

摘　　要：论文介绍了ModBus协议的原理和在信号无线监控系统上的应用,提出了可有效延长通信距离的中继传输方案和具体实现方法,提出了用VC编程通过串行口直接控制数传模块的方案。讨论了无线数据传输抗干扰措施的一些关键问题和解决方法。The elements of ModBus Protocol is introduced briefly and its application in Wireless Monitor System is discussed.A relay-addressing method is given to extend the communication distance and a direct control of RF unit with serial port of PC base on VC programming is also given.Some important issues such as data transmission handling and methods of anti-interference are discussed in detail.

关 键 词：MODBUS协议 无线通信 数传模块 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]