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1、word专业整理MCS-51系列单片机中英文资料对照外文翻译文献综述StructureandfunctionoftheMCS-51seriesStructureandfunctionoftheMCS-51seriesone-chipcomputerMCS-51isanameofapieceofone-chipcomputerserieswhichIntelCompanyproduces.Thiscompanyintroduced8top-gradeone-chipcomputersofMCS-51seriesin1980afterin
2、troducing8one-chipcomputersofMCS-48seriesin1976.Itbelongtoalotofkindsthislineofone-chipcomputerthechipshave,suchas8051,8031,8751,80C51BH,80C31BH,etc.,theirbasiccomposition,basicperformanceandinstructionsystemareallthesame.8051dailyrepresentatives-51serialone-chipcompute
3、rs.Aone-chipcomputersystemismadeupofseveralfollowingparts:(1)Onemicroprocessorof8(CPU).(2)AtslicedatamemoryRAM(128B/256B),itusenotdepositingnotcanreading/datathatwrite,suchasresultnotmiddleofoperation,finalresultanddatawantedtoshow,etc.(3)Procedure学习资料整理分享word专业整理memory
4、ROM/EPROM(4KB/8KB),isusedtopreservetheprocedure,someinitialdataandforminslice.ButdoesnottakeROM/EPROMwithinsomeone-chipcomputers,suchas8031,8032.(4)Four8runsidebysideI/OinterfaceP0fourP3,eachmouthcanuseasintroduction,mayuseasexportingtoo.(5)Twotimer/counter,eachtimer/co
5、untermaysetupandcountintheway,usedtocounttotheexternalincident,cansetupintoatimingwaytoo,andcanaccordingtocountorresultoftimingrealizethecontrolofthecomputer.(6)Fivecutoffcuttingoffthecontrolsystemofthesource.(7)OneallduplexserialI/OmouthofUART(universalasynchronousrece
6、iver/transmitter(UART)),isitrealizeone-chipcomputerorone-chipcomputerandserialcommunicationofcomputertousefor.(8)Stretchoscillatorandclockproducecircuit,quartzcrystalfinelytuneelectriccapacityneedouter.Allowoscillationfrequencyas12megahertznowatmost.Everytheabove-mentio
7、nedpartwasjoinedthroughtheinsidedatabus.Amongthem,CPUisacoreoftheone-chipcomputer,itisthecontrolofthecomputerandcommandcentre,madeupofsuchpartsasarithmeticunitandcontroller,etc..Thearithmeticunitcancarryon8personsofarithmeticoperationandunitALUoflogicoperationwhileinclu
8、dingone,the1storingdevicetemporariesof8,storingdevice2temporarily,学习资料整理分享word专业整理8'saccumulationdeviceACC,reg
