This paper introduces the use of EGD protocol in CIMPLICITY ME, and the imelementation of the Ethernet communication among PLCs and between PLC and PC.

• 本文以煤车调度系统为应用背景,介绍了在美国通用电气公司一体化的软件开发平台CIMPLICITY ME中使用EGD协议,实现PLC之间,PLC与PC之间的以太网通信。