This paper describes the principle of multicomputer communication, and also the hardware and software implementation method based on RS-422 bus is given.
本文阐述了主从式多机通讯的原理，提出了一种基于RS-422串行通信接口的方案和软件设计方法。
This paper describes the principle of multicomputer communication, and also the hardware and software implementation method based on RS-422 bus is given.
本文阐述了主从式多机通讯的原理，提出了一种基于RS-422串行通信接口的方案和软件设计方法。
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