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基于CP340的PLC与RKC温控仪表通信的实现
引用本文:邓雁妮,孙勇,谢磊. 基于CP340的PLC与RKC温控仪表通信的实现[J]. 电气自动化, 2006, 28(6): 27-28,61
作者姓名:邓雁妮  孙勇  谢磊
作者单位:武汉理工大学,自动化学院,武汉,430070;桂林橡胶工业新技术开发实业总公司,541004
摘    要:CP340串行通信模块是实现西门子PLC与第三方智能通信设备之间通信的模块。该文主要讨论CP340和RKC温控仪表的通信协议,研究PLC与CP340之间的通信方式以及CP340和RKC仪表通信协议的设定等关键问题。最后,以实际应用为例,对用CP340实现的点对点通信温控系统加以进一步的说明。

关 键 词:CP340  串行通信  ASCⅡ码协议  RS422/485
文章编号:1000-3886(2006)06-0027-03

The Realization of Communication between PLC and RKC Serial Thermo-meter Based on CP340
Den Yanni,Sun Yong,Xie Lei. The Realization of Communication between PLC and RKC Serial Thermo-meter Based on CP340[J]. Electrical Automation, 2006, 28(6): 27-28,61
Authors:Den Yanni  Sun Yong  Xie Lei
Affiliation:Wuhan University of Technology, Wuhan 430070
Abstract:This paper introduces the communication protocol between PLC and RKC thermo-meter, studies the communication mode and many important problems, such as protocol parameters setting etc.. By an application illustration, further describes the realization of point-to-point communication in the thermo-controlling system by using CP340.
Keywords:CP340 serial communication ASCII protocol RS422/485
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