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。
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.
本文针对以太网应用于数控系统数字接口进行了深入研究，主要涉及同步性、实时性、可靠性和相关的协议等内容。
This dissertation makes deep research on the application of Ethernet in nc system digital interface. The synchronicity, real-time, reliability and relevant protocol are mainly concerned in this paper.
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