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通过串行通信的方法将３台可编程控制器与１台８０３８６微机相连，构成一个分布式控制系统。本文详细地介绍了系统的硬件组成和软件设计思想。
Through the method of serial communication, three programmable controllers are connected with one 80386 microcomputer to form a distributed control system. This article describes in detail the system’s hardware components and software design ideas.