摘要
介绍了一种基于 AT89C5 1、AT89C2 0 5 1、双音多频芯片和无线数传MODEM等的无线智能报警系统。该系统具有告警信息检测、液晶显示。
The paper introduces a kind of wirelss intelligent alarming system which is composed of AT89C51?AT89C2051?DTMF chip and wirelss data-transfer MODEM. The system has the functions of detecting alarming information(infrared detecing?vibration detecting?smog detecting and so)?LCD display?keyboard setting telephone numbers and automatic dialing.
出处
《电子工程师》
2002年第6期40-43,共4页
Electronic Engineer
关键词
无线智能报警系统
单片机
双音多频
无线数据传输
chip microcomputer, sensor, DTMF(Double Tone Multiple Frequency), wireless data-transfer, program monitoring
