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视频切换是监控报警系统的一个核心内容,本文详细介绍了基于PC机并行接口控制并利用大规模集成电路MT8816实现多输入多输出视频切换器的硬件电路和软件控制程序。
Video switching is a core part of monitoring alarm system. This paper introduces the hardware circuit and software control program based on PC parallel interface control and using MT8816 to realize multi-input and multi-output video switch.