超市小件物品寄存控制系统外文翻译

超市小件物品寄存控制系统外文翻译

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时间:2018-07-16

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1、毕业设计题目超市小件物品寄存控制系统设计外文题目SupertmarketstorageofsmallitemscontrolsystermTheIntroduceOfSingleChipMicrocomputerSCMisalsoknownasmicro-controller(MicrocontrollerUnit),commonlyusedlettersoftheacronymMCUthatitwasfirstusedinindustrialcontrol.Onlyasinglechipbyth

2、eCPUchipdevelopedfromadedicatedprocessor.ThefirstdesignisbyalargenumberofperipheralsandCPUonachipinthecomputersystem,smaller,moreeasilyintegratedintoacomplexanddemandingonthevolumecontroldevicewhich.INTEL'sZ80isthefirstdesignedinaccordancewiththisidea

3、processor,thenonthedevelopmentofmicrocontrolleranddedicatedprocessorshavepartedways.Are8-bitmicrocontrollerearlyor4bits.OneofthemostsuccessfulistheINTEL8031,forasimple,reliableandgoodperformancewasalotofpraise.Thendevelopedin8031outofMCS51MCUSystems.S

4、CMsystemsbasedonthissystemuntilnowisstillwidelyused.Withtheincreasedrequirementsofindustrialcontrolfield,begana16-bitmicrocontroller,becausethecostisnotsatisfactorybuthavenotbeenverywidelyused.After90yearswiththegreatdevelopmentofconsumerelectronics,m

5、icrocontrollertechnologyhasbeenahugeincrease.WithINTELi960series,especiallythelaterseriesofwidelyusedARM,32-bitmicrocontrollerquicklyreplacehigh-end16-bitMCUstatusandenterthemainstreammarket.Thetraditional8-bitmicrocontrollerperformancehavebeentherapi

6、dincreasecapacityincreasecomparedto80thenumberoftimes.Currently,high-end32-bitmicrocontrollerclockedover300MHz,theperformancecatchingthemid-90'sdedicatedprocessor,whiletheaveragemodelpricesfalltooneU.S.dollars,themosthigh-end[1]modelonly10dollars.Mode

7、rnSCMsystemsarenolongeronlyinthedevelopmentanduseofbaremetalenvironment,alargenumberofproprietaryembeddedoperatingsystemiswidelyusedinthefullrangeofSCM.Thehandheldcomputersandcellphonesasthecoreprocessingofhigh-endmicrocontrollercanevenuseadedicatedWi

8、ndowsandLinuxoperatingsystems.SCMismoresuitablethanthespecificprocessorusedinembeddedsystems,soitwasuptotheapplication.InfactthenumberofSCMistheworld'slargestcomputer.Modernhumanlifeusedinalmosteverypieceofelectronicandmechanicalproductswillbe

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