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1、通信工程学院毕业设计外文翻译毕业设计题目超市小件物品寄存控制系统设计外文题目Supertmarketstorageofsmallitemscontrolsysterm专业：信息工程学号：20101218学生姓名：鲁彦超指导教师姓名：指导教师职称：日期：2013年11月20日TheIntroduceOfSingleChipMicrocomputerSCMisalsoknownasmicro-controller(MicrocontrollerUnit),commonlyusedlettersoft
2、heacronymMCUthatitwasfirstusedinindustrialcontrol.OnlyasinglechipbytheCPUchipdevelopedfromadedicatedprocessor.ThefirstdesignisbyalargenumberofperipheralsandCPUonachipinthecomputersystem,smaller,moreeasilyintegratedintoacomplexanddemandingonthevolumec
3、ontroldevicewhich.INTEL'sZ80isthefirstdesignedinaccordancewiththisideaprocessor,thenonthedevelopmentofmicrocontrolleranddedicatedprocessorshavepartedways.Are8-bitmicrocontrollerearlyor4bits.OneofthemostsuccessfulistheINTEL8031,forasimple,reliableandg
4、oodperformancewasalotofpraise.Thendevelopedin8031outofMCS51MCUSystems.SCMsystemsbasedonthissystemuntilnowisstillwidelyused.Withtheincreasedrequirementsofindustrialcontrolfield,begana16-bitmicrocontroller,becausethecostisnotsatisfactorybuthavenotbeenv
5、erywidelyused.After90yearswiththegreatdevelopmentofconsumerelectronics,microcontrollertechnologyhasbeenahugeincrease.WithINTELi960series,especiallythelaterseriesofwidelyusedARM,32-bitmicrocontrollerquicklyreplacehigh-end16-bitMCUstatusandenterthemain
6、streammarket.Thetraditional8-bitmicrocontrollerperformancehavebeentherapidincreasecapacityincreasecomparedto80thenumberoftimes.Currently,high-end32-bitmicrocontrollerclockedover300MHz,theperformancecatchingthemid-90'sdedicatedprocessor,whiletheaverag
7、emodelpricesfalltooneU.S.dollars,themosthigh-end[1]modelonly10dollars.ModernSCMsystemsarenolongeronlyinthedevelopmentanduseofbaremetalenvironment,alargenumberofproprietaryembeddedoperatingsystemiswidelyusedinthefullrangeofSCM.Thehandheldcomputersandc
8、ellphonesasthecoreprocessingofhigh-endmicrocontrollercanevenuseadedicatedWindowsandLinuxoperatingsystems.SCMismoresuitablethanthespecificprocessorusedinembeddedsystems,soitwasuptotheapplication.InfactthenumberofSCMistheworld'slargestcomputer.Modernhu
