摘要
本文主要介绍了楼宇式可编程的可视对讲门前系统机 ,来客可通过单元楼门口的数字键盘 ,选择欲访住户 ,通过摄像头将来访者的视频音频信号传至相应户内分机。此外 ,还介绍了为实现各功能所采用的AT89C5 1。
This paper mainly introduces the door machine of video speaking system applied in apartment with programmable functions.By means of this system, visitor could use a digital keyboard to call the hosts he would like to visit,and signals including video and audio are transmitted through an camera to the hosts.In addition,some major components,such as AT89C51,LED display system and digital keyboard system,etc. are also introduced in this paper.
出处
《北京建筑工程学院学报》
2002年第1期69-73,共5页
Journal of Beijing Institute of Civil Engineering and Architecture
