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介绍一种应用调制解调节器芯片MSM75 1 2B构建单片机多机通信系统的硬、软件设计方案。该多机通信系统的通信软件根据OSI参考模型有关协议进行设计 ,包含物理层、数据链路层、应用层三部分。
This paper presents a hardware and software design scheme of using a modem chip MSM75 1 2B to build a singlechip multi-machine communication system. The communication software of the multi-machine communication system is designed according to the protocol of the OSI reference model, including the physical layer, the data link layer and the application layer.