| 视音频切换器集中控制系统的设计与实现 |
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| 引用本文： | 徐文革.视音频切换器集中控制系统的设计与实现[J].中国有线电视,2009(9):954-957. |
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| 作者姓名： | 徐文革 |
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| 作者单位： | 陕西电视台,陕西 西安,710061 |
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| 摘 要： | 基于视音频切换器提供的串口通信协议,通过协议分析,利用V isual Basic 6.0提供的MSComm通信控件,实现了计算机对多台切换器进行电视信号切换操作的集中控制,并对系统软件开发过程中的重要控件以及核心代码作了详细说明。
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| 关 键 词： | RS-232 串口通信协议 MSComm控件 视音频切换器 |
Design and Realization of Video and Audio Switcher Centralized Control System |
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| XU Wen-ge.Design and Realization of Video and Audio Switcher Centralized Control System[J].China Cable Television,2009(9):954-957. |
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| Authors: | XU Wen-ge |
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| Affiliation: | XU Wen-ge(Shaanxi TV Station, Shaanxi Xi＇an 710061, China) |
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| Abstract: | This paper is based on the serial communication protocol of video and audio switcher.Through analyzing the protocol of the switcher,the centralized control system of TV signal switcher can be realize by using Visual Basic6.0,MSComm control and serial communication protocol.And also the important controls and the core codes in the system software exploitation are specified. |
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| Keywords: | RS-232 |
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