摘要
文章介绍一种以单片机作为控制核心的电话报警器 .该报警器电路设计新颖 ,功能齐全 ,安全性和可靠性高 .报警过程迅速准确 ,操作方便 .这种报警器是适合于机要部门 。
This paper is to introduce a single chip micro processor that is used as the core to control the telephone alarming device.This device is new in circuit for multi purposes,safe and reliable.The alarming process is quick,exact and convenient to handle.This device is mainly fit for intelligence section,barn and home for the sake of safety.
出处
《浙江万里学院学报》
2001年第1期20-22,共3页
Journal of Zhejiang Wanli University
关键词
双音多频
电话报警器
精简指令
DTMF dual tone multi frequency
telephone alarming device
simplified instruction