【摘要】 介绍了ＳＩＭＡＴＩＣＣＰ５２５通信处理器及编程软件包ＣＯＭ５２５．应用３９６４Ｒ通信协议实现了Ｓ５－１１５ＵＰＬＣ与工业控制计算机之间的实时通信，并对通信软件的编程方法进行了讨论．更多还原

【Abstract】 The SIMATIC CP525 communication processor and programming package COM525 are presented. Using 3964R communication protocol, the real time communications between SIMATIC S5 115UPLC and industrical control computer is realized, and the mothod of programming communication software is discussed.更多还原