一种基于单片机的多路数据收发器的研制
Development of a Kind of Multichannel Data Transmitter and Receiver Based on Single-chip Microcomputer
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摘要: 介绍了一种基于单片机系统的多路串行数据收发器。它具有多路串口卡的功能 ,又有多路前端信号预处理功能。它能自动将多路串行数据收集到一个串行口上 ,并具有各路通信状态提示功能 ,便于系统故障检测和维护。该系统在郑煤集团铁路调度指挥系统中连续使用 3年 ,性能稳定可靠。Abstract: A kind of multichannel serial data transmitter and receiver based on single-chip microcompu-(ter) was introduced, which not only has the same function as multichannel serial data card and has pretreatment function for frontend signal, but also can display some important information of the system and check out troubles of the system. The multichannel serial data transmitter and receiver is working well in dispatching and supervision system for railway in Zhengzhou Coal Corp.
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