摘要
随着计算机技术和多媒体技术的发展,多媒体技术在现代教育中得到广泛应用。多媒体中央控制系统作为连接各种多媒体设备的桥梁,在学校中也越来越普及。该文介绍了基于ARM的多媒体中央控制器的视音频切换系统,着重阐述了多媒体中央控制器视音频切换系统的原理、设计方案、硬件模块和软件模块的实现方法。
Along with the development of computer technology and multimedia technology, multimedia technology has been extensive used in the modern education. As the bridge of connecting various multimedia devices, multimedia central control system is more and more popularization in school. In this paper, we introduced the video and audio switch system of multimedia central controller which based on ARM, present the principle.design project.software model and hardware model of multimedia video and audio switch.
出处
《计算机与数字工程》
2008年第11期75-78,共4页
Computer & Digital Engineering
关键词
嵌入式系统
网络多媒体中控
视频切换
音频切换
embedded system, network multimedia central controller, video switch, audio switch
