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。
Serial interface supports three communication criterions and can easily embeds itself to network nodes being composed of RS-485, RS-232 and circuit.
串行口支持3种通讯规范，可以很方便地嵌入到使用RS-485通讯接口、RS-232通讯接口和电流环通讯接口的网络节点中；
The system is composed of GPRS network technology, serial interface RS-232/RS-485 transmission protocol, network communication protocol and anti-disturbance circuit design.
本系统涉及GPRS网络技术、串口RS-232/RS-485传输协议、网络通讯协议、系统抗干扰电路设计等相关技术。
The system is composed of GPRS network technology, serial interface RS-232/RS-485 transmission protocol, network communication protocol and anti-disturbance circuit design.
本系统涉及GPRS网络技术、串口RS-232/RS-485传输协议、网络通讯协议、系统抗干扰电路设计等相关技术。
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