毕业设计论文-电动车智能防盗系统的设计

编号：毕业设计说明书(原创声明：除文中引用内容外，本篇论文是在本人导师指导下独立完成的，特此声明)题目：电动车防盗系统的设计院（系）：电子工程与自动化学院专业：测控技术与仪器学生姓名：马超学号：0800820416指导教师：王月娥职称：讲师题目类型：理论研究实验研究工程设计√工程技术研究软件开发2012年5月10日桂林电子科技大学毕业设计（论文）报告用纸第I页共Ⅳ页摘要随着社会科技的进步、人民生活水平的提高和节能环保意识的增强，生活中的交通工具正在向污染少、能耗低的方向发展，而电动车正属于其中之一。电动车的环保、节能、轻便、成本低等特点，使它受到越来越多人的喜爱。而随着电动车的普及，它的防盗问题也越来越突出。为了更好地解决防盗问题，应用新技术来设计电动车防盗系统是非常必要。本课题的主要内容是设计一个单片机控制的电动车防盗系统，该防盗系统采用单片机AT89S52作为整个系统的控制核心。该系统对于车主来说，是用遥控器控制电动车的布防、撤防和寻车三种状态，只有当按下撤防键后才能进一步启动电动车。防盗的功能是通过振动传感器模块检测电动车的异常振动信号，且把感应到的振动信号转换为电平信号，传递给单片机，通过程序判断是否报警，如果为报警信号，则利用GSM无线通信模块TC35向预设的车主手机发送报警短信，且通过扬声器发出警报声，以此来威慑不法分子，达到保护电动车的目的。而电动车的启动是通过语音来控制的，必须通过正确语音密码才能启动，因此能起到更高强度的防盗功效。本课题设计的多功能电动车防盗系统与普通的防盗系统的不同之处在于，其能够在发出报警声的同时，利用GSM无线通信技术发送短信至车主手机，且利用语音识别技术来识别启动密码，进而启动电动车，替换了使用钥匙启动的方式，使防盗效果达到更高的层次。关键词：电动车；防盗系统；传感器；报警信号桂林电子科技大学毕业设计（论文）报告用纸第II页共Ⅳ页AbstractWiththeadvancementofsocialtechnology,theimproveofpeople'slivingstandardsandthestrengthenofenergy-savingenvironmentalprotectionawareness,thedirectionoflifetransportislesstopollution,lowenergyconsumption,andtheelectriccarisbelongtooneofthem.Thecharacteristicsoftheelectriccarareenvironmentalprotection,energy-saving,portable,low-costandsoon,andthatmakeitpopularinmoreandmorepeople.Butwiththepopularizationofelectriccar,itsanti-theftproblemisalsobecomingmoreprominent.Inordertosolvetheanti-theftproblem,applicationofnewtechnologiestodesigntheelectriccaranti-theftsystemisnecessary.Themaincontentofthistopicisthedesignaelectriccaranti-theftsystemwhichcontrolledbyaSingleChipMicrocomputer,thiselectriccaranti-theftsystemusesaAT89S52MCUasthecoreofcontrolinthewholesystem.Totheownerofcar,thissystemisusingremotecontrollertochangethethreestatesofelectriccarindeployingdefense,canceldefenseandsearchcar,andthenonlypressdownthecanceldefensebuttoncanyoustarttheelectriccar.Thefunctionoftheanti-theftsystemisdetectedtheabnormalvibrationsignalbyvibrationtransducersmodule,andthenconvertthevibrationsignaltolevelsignal,finally,transportthelevelsignaltotheMCUandjudgewhetheritisthewarningsignal.Ifitisthewarningsignal,sosendawarningmessagetotheowner’smobilephonebyTC35GSMwirelesscommunicationmodule,andmakeawarningsoundthroughspeakers,detercriminalsbythisway,achievethepurposeofprotectiontheelectriccar.Bytheway,starttheelectriccarbySpeechRecognition,itisnecessarytoinputacorrectpasswordtostartit,sothat,itcanreachedahigherlevel’santi-theft.Themulti-functionelectriccaranti-theftsystemofthisprojectisdifferencefromtheordinaryanti-theftsystem,itcanmakeawarningsoundandatthesametimesendawarningmessagetotheowner’smobilephonebyTC35GSMwirelesscommunicationmodule,alsoitusethevoicerecognitiontechnologytoidentifypassword,thenstartthetheelectriccar,ittaketheplaceofthekey,maketheanti-thefttoachieveahigherlevel.Keyword:electriccar;anti-theftsystem;transducers;warningsignal桂林电子科技大学毕业设计（论文）报告用纸第III页共Ⅳ页目录1绪论....................................................................................................................................11.1电动车防盗系统的研究背景.............................................................................................11.2国内电动车防盗系统的发展现状.....................................................................................11.3论文研究的内容及意义.....................................................................................................21.4本系统的设计要求和特点.................................................................................................22硬件方案的选择及论证..............................................................................................32.1系统框图的绘制.................................................................................................................32.2振动传感模块方案.............................................................................................................32.2.1基于振动传感器ZD25的方案........................................................................................32.2.2基于SW-18010P振动开关的方案..................................................................................42.3遥控发射接收模块方案.....................................................................................................52.3.1基于红外的发射接收系统...............................................................................................52.3.2基于电磁波的发射接收系统...........................................................................................52.4语音识别模块方案.............................................................................................................62.4.1基于LD3320芯片的方案................................................................................................62.4.2基于SPCE061A芯片的方案..........................................................................................73防盗系统硬件设计原理介绍.....................................................................................93.1单片机AT89S52系统及其外围电路................................................................................93.1.1单片机的介绍...................................................................................................................93.1.2单片机外围电路简介..............................................