资源描述：
《毕业论文英文文献及翻译》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、BasedonGSMmoduleandAT89C51connectiondesignandapplication---From《GSMprincipleanditsnetworkoptimization》chapterone---From《Newsinglechipmicrocomputerinterfacedeviceandtechnology》chaptersixAbstractThisarticlethroughanalyzedtheGSMmoduleandthemonolithicintegratedcircuitconn
2、ectiondesignsimplyintroducedtheTC35imodulecommonlyusedinstructionandthecodingrule,introducedemphaticallytheTC35imoduleandtheAT89C51principleofwork,theperipheryconnectionelectriccircuit,thesoftwarecontroltechnology,atthesametimehasproducedsomeTC35imoduleandtheAT89C51co
3、nnectionapplicationprocedure,proposedAT89C51whenreceivedatashouldpayattentionquestion,thusdesignedhastheGSMmodulethedatatransmissionterminal.Keywords:GSMnetwork1Summarize:Alongwithcorrespondencetechniqueofdevelopment,accordingtotheservicefunctionoftheNTTDoCoMonet,just
4、toindustrycontrolandcontrolfromadistancetherealmhavecontinuouslyextensionoftrend.Isorientationthiskindofdemand,SiemenscompanyreleasedanewgenerationwirelesscorrespondenceGSMmoldpiece-TC35i,accordingtoshouldtheshortnewsfunctionofthemoldpiece,canfastsafetycredibilityreal
5、izationcustomerinformationprocessingetc.function,specialbeapplicabletocontrolcentreandterminalequipmentsdistanceveryfar,orinconvenienceadoptionwiredcorrespondenceliequalityetc.situation,forexampletheoilwellinformationcollectbehindofdeliver,thelongrangecopyformsystem,c
6、itytransportationdirectionetc.allaccordingtotheTC35imoldpiecetorealization.2TheapplicationofGSMnetwork:GSMisGlobalSystemforMobileCommunicationsacronym,whichmeansGlobalSystemforMobileCommunicationsistheworld'sleadingcellularsystemsin14theworld.GSMisbasedonnarrowbandTDM
7、Astandardthatallowsradiofrequencyinagroupcallatthesametime8.GSM80duringtheriseinEurope,putintousein1991.Theendof1997,hasoperationsinmorethan100countries,EuropeandAsiahasbecomethestandardinfact,thatby2001,theworld's162countrieshavealreadybuilta400GSMcommunicationsnetwo
8、rk.ButtheGSMsystemcapacityislimited,usersinthenetworkoverload,ithadtoconstructadditionalnetworkfacilities.Whatisgratifyingis
