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1、智能防火防盗报警系统设计摘要：本文介绍了住宅智能化中的防盗防火报警系统。智能化防盗防火报警系统集防盗防火功能于一体，可全天候自动检测盗警和火警，当确定警情时自动通过电话报警。传感器采用微波探测器和温度探测器，分别对盗情和火情进行检测，当有人闯入时，微波探测器检测到盗情，然后向单片机发出中断申请，单片机控制电话拨号电路，模拟摘机，自动拨打110，并播放预先录制好的录音，当发生火灾时，温度探测器检测到火情，则自动拨打119并播放录音，也可以自行设置所要拨打的号码，如事主的手机号码，录音需自行录制。本系统采
2、用了美国ATMEL公司生产的AT89C51单片机，美国公司XICOR生产的低功耗CMOS的串行EEPROM-X25045，加拿大Mitel公司生产的DTMF信号编/解码芯片MT8888，语音模块采用美国ISD公司的ISD1420语音芯片，整体功耗较小，兼容性好，稳定性高。本系统通过密码来识别主人身份，系统开启后只有输入正确的密码才能关闭系统。本系统同时还具有自我诊断功能，出现故障能自动进行处理。系统从硬件和软件两方面进行了抗干扰设计，使其具有较好的抗干扰能力，完成系统可靠工作。关键词：智能防火防盗报警
3、系统；自动拨号；探测器IIIntelligentfireproofandtheft-proofalarmsystemAbstract：Thisarticleintroducedinthehouseintelligentfireproofandtheft-proofalarmsystem.intelligentfireproofandtheft-proofalarmsystemsetfireproofandtheft-prooffunctioninabox,andall-weatherautomatic
4、detectionthetheft-alarmandthefire-alarm,thendialthepolicesentimentautomaticallywithtelephonecall.Thesensorusesthemicrowavedetectorandthetemperaturedetector,torobsthesentimentandthestateseparatelycarriesontheexamination,whensomepeoplebrokeinto,microwaved
5、etectortodetectunauthorizedsituation,andthensenttotheinterruptionSCMapplications,MCUcontroltelephonedial-upcircuit,Simulatedpick,automaticallydial110,andplaypre-recordedsoundrecording,whenthefireoccurred,thetemperaturedetectortothefiredetection,automati
6、callydial119andaudiorecordingcanalsosetupbyanumbertodial,suchasthevictimPhonenumber,recordingownrecord. ThissystemusestheU.S.ATMELcompany'sAT89C51SCM,U.S.companiesXICORproductionoflow-powerCMOSSerialEEPROM-X25045,Canada,Mitelcompany'ssignalforDTMF/de
7、coderchipMT8888,voicemoduleusingtheU.S.ISDcompany'sISD1420voicechip,asmalleroverallpowerconsumption,compatibility,andhighstability. Throughthissystemtoidentifytheowneraspassword,thesystemopenedonlyafterenteringthecorrectpasswordtoshutdownthesystem.Th
8、esystemalsofeaturesaself-diagnosis,failurecanbeautomaticallyprocessed.Hardwareandsoftwaresystemsfromtwoaspectsoftheanti-interferencedesign,soastomakeitabetteranti-interferencecapabilities,reliablesystemtocompletethework.Keywords:
