论文部分内容阅读
针对数字语音教室多媒体终端的语音传输实时性要求较高的特点 ,利用数字信号处理器TMS320VC5402和PCM编码解码器MC145480实现了数字语音接口的设计。文章在介绍其工作原理的基础之上 ,重点论述了它们的软硬件实现的步骤和方法。
For the digital voice classroom multimedia terminal requirements of real-time voice transmission features high, the use of digital signal processor TMS320VC5402 and PCM codec MC145480 digital voice interface design. Based on the introduction of its working principle, the article focuses on the steps and methods of their hardware and software implementation.