The modules of communication procedure between the field control stations and theEngineer Stations mainly include the UDP and the DDE protocol.

• 本文中主要完成了现场控制站与操作员站之间的通信程序的编制,主要包括基于用户数据报协议UDP(User Datagram Protocol)动态数据交换DDE(Dynamic Data Exchange)程序的实现。