Video-process chips on display adapters always have the digital interface which can support the panel monitor, the output port of most of display adapters only offer the analog signal interface.

虽然当前计算机显卡视频处理芯片中一般都有支持平板显示器的数字视频接口，但现在大部分的计算机显卡的输出仍然只提供模拟信号接口。

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This paper presents a method of the I2S standard audio data and ITU-R 656 format digital video signal processing through synchronous serial port and parallel peripheral interface in DSP.

介绍了一种采用DSP的同步串口和并行外设接口，对I2S标准音频数据和ITU - R 656格式数字视频信号进行处理的方法。

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The whole system is composed of three parts: the image acquiring circuit, the USB interface circuit and the video display port.

整个系统分为三部分：采集电路、USB接口电路以及主机显示。

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