摘要
本设计以52单片机为控制核心,利用MQ-2型电阻式半导体传感器与DS18B20温度传感器检测信号。报警电路采用语音芯片ISD1420,日历时钟芯片DS12C887作为显示电路。利用传感器信息融合技术与单片机控制原理,完成声光报警的家庭火灾报警系统。
The design takes 52 singlechip as the control core. Using the MQ-2 type resistive semiconductor sensor and DS18B20 temperature sensor to detect the signal. The alarm circuit is based on the voice chip ISD1420. Calendar clock chip DS12C887 is as display circuit. The system of home fire alarm is completed based on sensor information fusion technology and singlechip control principle.
出处
《数字技术与应用》
2017年第9期10-11,共2页
Digital Technology & Application
