摘要
设计了一种基于AT89C51单片机和CM8888双音频收发集成电路的远程控制开关.该系统通过接受电话线上的DTMF双音频信号对开关进行控制.文中介绍了该系统的硬件组成,软件设计,工作原理及技术性能.
This paper mainly introduces the Remote Control Switch System based on AT89C51 MCU and CM8888 DTMF transceiver IC, including the hardware configuration, software designation, working principle and the tech capable of the system. This system receives DTMF signal through the phone line and controls the switch.
出处
《华东交通大学学报》
2005年第2期67-70,共4页
Journal of East China Jiaotong University
