文献翻译——电子密码锁

第1页外文文献资料ElectronicpasswordslockforeignlanguagetranslationMygraduationdesigntopicisdesignelectronicpasswordlock,inordertounderstandbetteranddesignofelectronicpasswordlock,Idownloadeddozensofpapersandsinglechipmicrocomputerandelectronicpasswordlocktherelevantliteratureandstudyingthe9booksfromtheInternet,Ilearnhowtocontrolcircuitorchipthroughthepasswordinput,soastocontrolmechanicalswitchesclosed,thecompletionofthelock,closedthetask.ThedevelopmenttrendofMCUIlockprincipleandapplicationtechnologyandelectronicpassword,hadadeeperunderstandingofthefunctionaldesignshouldhave.Andhowtoreducethemanufacturingcostofpasswordlock,increasethefunction,increasethesafetyperformance,isnowthepasswordlockresearchdirection.Withtheimprovementofpeopleslivingstandard,howtoachievesecurityofthefamiliesalsobecomeparticularlyprominent,thetraditionalmechanicallockbecauseofitssimplestructure,prizingeventitisoftenseen.Electroniccodelockiscontrolledbytheelectroniccircuitmodellockbody;usesthetouchkeyboardinputpasswordlock,convenientoperation.Touchinputparttypeelectroniclockwithatouchswitch(keyboard),itsadvantageliesinitshighconfidentiality,flexibilitygood,highsafetycoefficient,nomovingparts,donotwear,longlifeetc.ThisdesignusesasinglechipMCS51asthecoreofsinglechipcomputer,designedamachinelock,electronicpasswordchangesandalarmlock.Simpleandapplicable.TheAT89C52isalow-power,high-performanceCMOS8-bitmicrocomputerwith4KbytesofFlashprogrammableanderasablereadonlymemory(PEROM).ThedeviceismanufacturedusingAtmelshigh-densitynonvolatilememorytechnologyandiscompatiblewiththeindustry-standardMCS-52instructionsetandprintout.Theon-chipFlashallowstheprogrammemorytobereprogrammedin-systemorbyaconventionalnonvolatilememoryprogrammer.Bycombiningaversatile8-bitCPUwithFlashonamonolithicchip,theATMELCo.sAT89C52isapowerfulmicrocomputerwhichprovidesahighly-flexibleandcost-effectivesolutiontomanyembeddedcontrolapplications.Features:CompatiblewithinstructionsetofMCS-52products4Kbytesofin-systemreprogrammableFlashmemory第2页Endurance:1000write/erasecyclesDataretentiontime:10yearsFullystaticoperation:0Hzto24MHzThree-levelprogrammemorylock1288-bitinternalRAM32programmableI/OlinesTwo16-bitTimer/CountersSixinterruptsourceProgrammableserialchannelLow-poweridleandPower-downmodesOn-chiposcillatorandclockcircuitryFull-duplexUARTserialportinterruptlineDualDataPointerRegisterFunctionCharacteristicDescription:TheAT89C52providesthefollowingstandardfeatures:4KbytesofFlashmemory,128bytesofRAM,32I/Olines,two16-bittimer/counters,fivevectortwo-levelinterruptarchitecture,afullduplexserialport,on-chiposcillatorandclockcircuitry.Inaddition,theAT89C52isdesignedwithstaticlogicforoperationdowntozerofrequencyandsupportstwosoftwareselectablepowersavingmodes.TheIdleModestopstheCPUwhileallowingtheRAM,timer/counters,serialportand1interruptsystemtocontinuefunctioning.ThePower-downModesavestheRAMcontentsbutfreezestheoscillatordisablingallotherchipfunctionsuntilthenexthardwarereset.The8052microcontrollerisanindustrystandardarchitecturethathasbroadacceptance,wide-rangingapplicationsanddevelopmenttoolsavailable.Therearenumerouscommercialvendorsthatsupplythiscontrollerorhaveitintegratedintosometypeofsystem-on-a-chipstructure.BothMRCandIratechosethisdevicetodemonstratetwodistinctlydifferenttechnologiesforhardening.TheMRCexampleofthisistousetemporallatchesthatrequirespecifictimingtoensurethatsingleeventeffectsareminimized.TheIratetechnologyusesultralowpower,andlayoutandarchitectureHBDdesignrulestoachievetheirresults.ThesearefundamentallydifferentthantheapproachbyAeroflex-UnitedTechnologiesMicroelectronicsCenter(UTMC),thecommercialvendorofaradiationhardened8052,thatbuilttheir8051microcontrollerusingradiationhardenedprocesses.Thisbroadrangeoftechnologywithinonedevicestructuremakesthe8051anidealvehicleforperformingthistechnologyevaluation.YuDandong,WangXinxiangssinglechipmicrocomputerprincipleandprogramdesignexperimentcourseonthe80C51seriessinglechipasanexample,throughalargenumberofexperiments,theprincipleandtheprogramdesignofthesingle-chipmicrocomputertechnology.FromwhichIontheMCUprincipleandcharacteristicform,intuitiveunders第3页tandingofintegrity,system,deepentheunderstandingofthesubjectcontentunderstanding,abettergraspoftheprincipleandapplicationofsinglechipmicrocomputer。ZhaoWando,LiuWantonsC51languageprogramdesigndetailsoftheMCUC51languagebasicknowledge,includingthebasicgrammar,function,anddatastructureofC51programdesignthecontent;thenintroducedtheapplicationanddebuggingMCUdebugging,softwareKeilC51,Simulationtechniques.FromwhichIhaveroughlytheprogram51mcu.ChenJoe,HuangHongssensoranddetectiontechnologyletmeunderstandthevarioussensorsbasicprinciple,basiccharacteristics,signalconditioningcircuit,designprincipleandtheirpowerandnonpowerdetectionsystembased.,HuangHongssensoranddetectiontechnologyletmeunderstandthevarioussensorsbasicprinciple,basiccharacteristics,signalconditioningcircuit,designprincipleandtheirpowerandnonpowerdetectionsystembased.ZhouHangsMCUapplicationdesigntechnologysummarizestheauthorformanyyearsinthe80C51SeriesMCUapplicationsystemsoftwaredesignexperience,summedupthemethodsandskillsofasetofapplicationdesign,notonlythedesignmethodofapplicationdesignsteps,thefunctionalrequirementsoftheprogram,monitoringprogramandfunctionmodule,isalsointroduced.Toimprovethereliabilityofthesystem,anti-jammingdesignandfault-tolerantdesigntechniquesandproceduresfortestingthecorrectthinkingmethod.LiZhaoQingssinglechipmicrocomputerprincipleandinterfacetechnologyinpopularMCUchipAT89C51Bodyintroducesmicrocontrollerprinciple,commonMCUinterfacetechnologyandapplication.FromwhichImasteredthebasicknowledgeof89C51singlechipmicrocomputer,hardwarestructure,instructionsystem,assemblylanguageprogramming,interruptsystem,timerandapplication,89C51serialportandserialcommunication,89C51singlehipprocessorsystemandexternalexpansion,applicationsystemconfigurationandinterfacetechnologyandsystem.MCS-51seriessinglechipmicrocomputer,SunYuccasanditsapplicationtoexplaintheprincipleandapplicationofMCS-51series51mcu.Makemethehardwarestructure,functioncharacteristics,instructionsystem,thebasicconcepts,basicprinciplesofinterruptsystem,programdesign,externalexpansion,developmentandapplicationofacertaindegreeofunderstanding.ShanHogweedsinglechipmicrocomputerapplicationsystemdesignandtheanalysisofstrengthfromproblemanalysis,schemedemonstrationandsystemimplementationaspects,expoundstheICcardintelligentwatermeter,loaddataacquisition.Designideaofthesystemasasinglechipmicrocomputerapplicationsystemandtheconcreterealizationprovidesnoreservation.Adetaileddescriptionofthesourcecode.Thesystemhardwareismorepopular.第4页Themodelnumberandserial;systemdesignapplicationnotesandothermostlyandrealizetheauthorsexperienceNode;fromwhichIlearnedmuchknowledgerelatedtotheMCUapplicationdevelopment.XuAdigun,PenXinhuasC51MCUapplicationdesignhigh-levellanguageexpoundsmicrocontrollerhigh-levellanguageC51basicgrammar,variousoperatorsandtheroleofsentencestructure,detailsoftheC51compiler,L51connectingpositionedandA51assemblerusingmethod,forvariouscompilerconnectioncontrolinstructionsdescribedindetail,andgivestheavarietyofcompilererrormessage.Letmeontheprogrammingformatandlanguagehasincreasedtoacertaindegree.FromtheaboveliteraturewhichIlearnedthemicrocomputerhighintegration,smallvolume,highreliability,strongcontrolfunction,lowvoltage,lowpowerconsumption,easyproductionandcarrying,easytoexpand,cost-effectiveadvantages.Andfromthe4machines,8machines,16machinestothe32bitmachinedevelopmentprocesstoletmeknowtheupdatingspeedofSCMfarfromPCquickly,nowthe8machineisstillthemainstreamproductsonthemarket.Andhowtoreducethechippower,reducethevolumeofthesinglechipmicrocontroller,mainstreamandmultispeciescoexistence,enhancethecapacityandperformanceofsinglechipmicrocontrollerserialextensiontechnologyistodaysresearchdirection.Intheelectroniccodelockcircuit,Ireadai89c2051chipbasedtheweekoffameTheofelectronicpasswordlocksystemautomaticalarmanti-theft,WangJinguossinglechipelectronicpasswordlockcontrolcircuit,GuoHayingsmicrocontrollerbasedelectronicsecuritypasswordlockdesignloveofApplicationofAT89C2051singlechipdesignofelectronicpasswordlock,anewsafetyelectronicpasswordlockdesignYangYahooing.Iunderstandthattheelectroniccodelockisapasswordtoenterthecontrolcircuits,orchips,soastocontrolmechanicalswitchesclosed,thecompletionofthelock,closedthetaskofelectronicproducts.Theveryhighsafetyperformance,goodsecrecy,codingcapacityismuch,muchlargerthanthespringlock,randomunlocksuccessrateisalmostzero.Electronicpasswordlockshouldbeprovidedwiththefollowingfunction:variablepassword.Theusecanchangethepasswordregularly,preventpasswordtheft,butalsocanavoidtothereplacementforpersonneltolockdownthecategories.Errorinputprotection.Enterthepasswordifmanyerrorsthealarmsystemautomatically.Start.Interferencecodefunction.Canenteranycodetoenterthecorrectpasswordbefore.Securitytofunction.Ifthewrong4passwordwillautomaticallypoweroff3minutes.Emergencyopeningfunctions.Whennootheroperation,onlyneedtohandletheactiontime,canopenthedoormachine,sowhenthefireandotheremergencysituationsalsoquickly,openthedoorsecurity.Instructionsensingfunction.Thedoorlockedstate,someonetobreak第5页thelockintime,willsendoutalarmsoundstrength.Externaldisplayfunction.Whenthepasswordiswrong,thelocktongueisnotnormallockinplace,indoorbacklocking,weaksituation,haveexternalpromptingfunction.Electroniccodelockiscomposedof:unlockingandtime-delaycircuit(usingtheSCMoutputsignaldrivingtheelectromagneticlockdrivingcircuitdirectlyopensolenoidlocksystemintheway),thewrongkeyclosedmirrorcircuit(whentheinputpasswordmistakerepeatedly,themicrocontrolleroutputlatchsignaltodrivetheelectromagneticlockdrivingcircuitclosestheelectromagneticlock),themaincontrolcircuit,debugcontrolcircuit,relayswitchcircuitanddisplaycircuit(lockbecauseofhighprices,liquidcrystaldisplayanddisplayanimportantpart,isnotpartofthissystemusesLEDdigitaltubeasdisplaydevice).Ialsoreadafewoftheotherbooks,buttherearesomepreviousbooksIdidnotcheckcarefullycovered.Becausetherelevantdocumentcontentsimilar,soIchosetospeakmorethanComparedwiththesolutionasdetailedreference.ReadintheliteratureduringtheperiodIlearnedalotaboutsinglechipandcontrolcircuitofthebasicstepsandkeymethod,andchiptypereferenceandprinciple.Inaword,readingandreadingofthesebooks,IhaveasystematiceviewofthedesignandtheprincipleofUniversityElectronicDesignandsinglechipmicrocomputer.Duringthisperiod,InotonlyknowtherelevantknowledgeofSCMandtheelectroniccodelockisrealizedtosuccessfullydesignagoodprogram,notonlyneedgoodprofessionalknowledge,butalsohavegoodpatiencecarefulstudy.Throughtheliteraturereview,itisnotdifficulttofind:inthecontinuousdevelopmentofscienceandtechnologytoday,electronicpasswordlockasthesecurityguardsarebecomingincreasinglyimportantrole.Forthelockinconvenience,iftheuseofmechanicalkeylockhastheadvantagesofsimplestructure,safetyisnotgood.Inordertomeettherequirementsoftheuseoflocks,increaseitssecurity,thepasswordlockemergeasthetimesrequire,electronicpasswordlockisapasswordtoenterthecontrolcircuits,orchips,soastocontrolmechanicalswitchesclosed,theelectronicproductcompletethelock,closedthetask.Therearemanykindsofit,thereisasimplecircuitproducts,alsohasahighercostchipbasedproducts.Nowthewidelyusedelectroniccodelockisachipasthecore,achievedthroughprogramming.Itsperformanceandsecurityhasgreatlyexceededthemechanicallock.Itbringsgreatconveniencetopeopleslife,andhasbroadmarketprospects,believethatwiththefurtherdevelopmentofthesociety,itsconvenience,safety,practicality,small,delicatefeatureswillgetmoreandmorepopularamongpeople,peoplemusttravelhomeproducts.Browsethroughthevariousdocuments,makemeacombinationoftheoryandpracticeisveryimportanttounderstand,onlytheoreticalknowledgeisnotenoughonlytostudythe第6页theoryiscombinedwithpractice,todrawconclusionsfromtheory,canreallyservehesocietyinordertoimprovethemselvesandtheabilitytothinkindependently.第7页中文翻译稿电子密码锁本人毕业设计的论题为电子密码锁的设计，为了能更好的了解和设计电子密码锁，我从网上下载了数十篇与单片机和电子密码锁有关的文献并研读了其中9本，我从中了解如何通过密码输入来控制电路或是芯片工作，从而控制机械开关的闭合，完成开锁、闭锁任务。我对单片机的原理及应用技术和电子密码锁的发展趋势，应该具备的功能设计有了更深的了解。而如何降低密码锁的制造成本，增加其可用功能，加大其安全性能，是如今密码锁研究的方向。随着人们生活水平的提高，如何实现家庭防盗这一问题也变的尤其的突出，传统的机械锁由于其构造的简单，被撬的事件屡见不鲜。电子密码锁是由电子电路控制锁体的新型锁具，它采用触摸键盘方式输入开锁密码，操作方便。触摸式电子锁的输入部分采用触摸开关（键盘输入），其优势在于其保密性高，使用灵活性好，安全系数高，无活动零件，不会磨损，寿命长等优点。本设计采用单片机MCS52作为单片机的核心单元，设计了一款具有本机开锁，密码更改和报警功能的电子密码锁。即简单又适用。AT89C52提供以下标准功能：4K字节Flash闪速存储器，128字节内部RAM，32个I/O口线，两个16位定时/计数器，一个5向量两级中断结构，一个全双工串行通信口，片内振荡器及时钟电路。同时，AT89C52可降至0Hz的静态逻辑操作，并支持两种软件可选的节电工作模式。空闲方式停止CPU的工作，但允许RAM，定时/计数器。串行通信口及中断系统继续工作。掉电方式保存RAM中的内容，但振荡器停止工作并禁止其它所有部件工作直到下一个硬件复位。AT89C52单片机是一个行业标准架构，被广泛接受和应用，并作为一种开发工具。有许多工业供应商，他们供应这种控制器或把这种控制器集成到某种类型的系统芯片的结构。医学研究理事会和高级微电子研究所都选择这个设备，但他们论证的是两种截然不同固化工艺。医学研究理事会的实例是使用时间锁存，需要具体时间以确保单粒子效应减少到最低限度。高级微电子研究所采用超低功耗，以及布局和建筑固化工艺的设计原则来实现其结果。这些是与Aeroflex联合技术微电子中心（UTMC）完全不同的方法，抗辐射固化的AT89C52的工业供应商，利用抗辐射固化进程研制自己的AT89C52单片机于殿泓，王新年的单片机原理与程序设计实验教程以80C51系列单片机为例，通第8页过大量实验，介绍单片机的原理及程序设计技术。从中我对单片机的工作原理及特性形成了直观、完整、系统的认识，加深了对课题内容的理解，更好地掌握了单片机的原理及应用技术。赵文博，刘文涛的单片机语言C51程序设计详细介绍了单片机C51语言的基础知识，包括C51程序设计的基本语法、函数、数据结构等内容；然后介绍了单片机调试软件KeilC51的应用及其调试、仿真技巧。从中我大致掌握51单片机的程序设计。陈杰，黄鸿的传感器与检测技术让我系统地了解了各种传感器的基本原理、特性、信号调节电路、设计原理以及它们在电量和非电量检测系统中的应用。周航慈的单片机应用程序设计技术总结了作者多年来在80C52系列单片机应用系统软件设计中的实践经验，归纳出一整套应用程序设计的方法和技巧，不仅有实现功能要求的应用程序设计步骤、子程序、监控程序及常用功能模块设计方法，还介绍了提高系统可靠性的抗干扰设计和容错设计技术以及程序测试的正确思想方法。李朝青的单片机原理及接口技术以流行单片机芯片AT89C52为主体介绍了单片机的原理、常用单片机接口技术及应用。从中我掌握了微机基础知识、89C52单片机硬件结构、指令系统、汇编语言程序设计、中断系统、定时器及应用、89C52串行口及串行通信、89C52单片机小系统及片外扩展、应用系统配置及接口技术和系统应用程序实例。孙育才的MCS-51系列单片微型计算机及其应用讲解了MCS-51系列单片机的原理及其应用。使我对其硬件结构、功能特点、指令系统、中断系统等基本原理、基本概念，程序设计技术、外部功能扩展、开发与应用有一定程度的了解。沈红卫的单片机应用系统设计实力与分析从问题分析、方案论证及系统实现等环节入手，全面阐述了IC卡智能水表、载荷数据采集系统等多个单片机应用系统的设计思想和具体实现，并无保留地提供了带详细说明的源程序代码。系统设计中所涉及的硬件多为目前流行的型号和系列；系统设计中的应用笔记等大多为作者的经验和体会总结；从中我学习到了与单片机应用系统开发相关的多学科知识。徐爱钧,彭秀华的单片机高级语言C52应用程序设计阐述了单片机高级语言C52的基本语法、各种运算符的作用以及语句结构等,详细介绍了C52编译器、L51连接定位器以及A51定汇编器的使用方法,对于各种编译连接控制指令作了详尽的描述,并给出了各种编译连接错误信息。让我对程序的编写格式及其语言有一定程度的提高从上述文献中我了解到了单片机高