Moreover, the design of interface circuit between McBSP and MAX3140 and communication test software based on RS-485 communication protocol are presented.
给出了接口的硬件电路和基于RS - 485通信协议的通信测试软件设计。
Standard 485 communication interface, built-in decoder board (pre-digital decoders optional) to support a variety of mainstream protocol, baud rate adjustable.
标准485通讯接口，内置解码板(预置位解码板选配)支持多种主流协议，波特率可调。
Besides, the paper also improves a serial communication protocol based on RS-485 data bus, and realizes the application.
此外，本文还改善了基于RS - 485总线的串口通信协议，并实现了这种协议的应用程序。
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