本文主要介绍了以美国英特尔80286微型计算机为主机(以下简称中心控制机),控制多台美国GOULD公司的884型可编程序控制器(以下简称“PC”机),完成对水泥厂的生产过程自动化控制软件及其硬件方面的技术开发。控制方式采用集中管理分散控制的网络形式。对可编程序控制器与微型计算机联网应用作了初步探试。文中着重讲解了作为网络通讯管理的iSBC544智能通讯单板机的开发技术。整套系统达到了预计的结果,现已全部调试完毕交付用户使用。 This article mainly introduces the Type 884 Programmable Logic Controller (hereinafter referred to as “PC”) which controls multiple US GOULD companies with the host computer of the United States Intel 80286 (hereinafter referred to as central control machine), and completes the production process of the cement factory Automation control software and hardware technology development. The control mode adopts the network form of centralized management and decentralized control. On the programmable logic controller and microcomputer networking applications made a preliminary exploration. This article focuses on the development of iSBC544 intelligent communication single board machine as network communication management. The entire system has reached the expected results, all the debugging has been delivered to users.