The paper introduces a Video Swicher device which is based on the high-speed video multiplexer MAX440 and 89C2051 Single chip microcompter.

• 本文介绍了以视频高速多路复用芯片MAX440和单片机89C2051为基础的64路视频切换器的实现，对硬件电路设计和软件设计作了详细的说明。