摘要
介绍了PLC自身的几种通讯方式 ,以及AT89C51与OMRON公司生产的C2 0 0HE型PLC的通讯方式 ,包括了物理连接 ,通信设置 ,以及程序设计等方面。
Some communication modes of PLC were discussed.As an example,the communication between AT89C51 and C200HE(PLC) produced by OMRON was explicated,including physical structure,communication settings and program design.
出处
《应用科技》
CAS
2001年第3期22-23,共2页
Applied Science and Technology
