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20058InformationTechnology:TP311.11:A:1009-2552(2005)08-0083-05(,610059):,,,,,:;;E2PROM;;StudyandimplementationofpasswordcontrolofunitlockinintelligentresidencequartermanagementsystemOUOu(ChengduUniversityofTechnology,Chengdu610059,China)Abstract:thispaperintroducesthedesignofthepasswordcontrolmoduleofintelligentresidencequartermanagementsystem.Itisamodulethatcanperformdataprocessing,networkcommunication,andbetrans2plantedandfunctionallyextendedinaccordancewiththeprogrammedrequirements.Itisaskedtoworksepa2ratelyandasonepartofthewholesystem,andaskedtoexpandthecommunicationinterfaceofthepasswordcontrolsystemtotransmitdatatothehostaswell.Thesystemisimplementedbyusingsinglechipcomputer.Keywords:singlechipcomputer;passwordcontrol;E2EPROM;antijamming;intelligentresidencequarter0,,,,:,1,,,,1.1(1)6,(2)66,,6,,1.2,,,:2005-01-21:(1977-),,,38©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,,:(1)6,(2)6,(3)6,,20,(4),(5),,(6),3,,1.35V,,:CPU,,P,,,,1.4,,,,,,,2,,,,:(1)3,,(2)(3),(4),,,,,,,3,,,,,,ATEMLAT89AT89C2051AT89,,AT89C2051,E2PROM,E2PROM93C46N,,10,6,16,44,,,,,,,1112V,(+12V)(+5V),,48©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,22,,334411,,4:,AT89C201,93C46NE2PROM,,:DI,DO,,93C46N93C46N,93C46N,1,,93C46N():INSB:CLRP1.0;CLRP1.1;SETBP1.2;DI=1NOPNOPSETBP1.2;NOPNOPSETBP1.1;,NOPNOPCLRP1.1;RET;WR1:A(DI)MOVR4,#08H;W10:RLCAMOVP1.2,CNOPNOPSETBP1.1;,NOPNOPCLRP1.1;DJNZR4,W10;,RETRDI:A(DO)MOVR4,#08H;R10NOPNOPSETBP1.1;,NOPNOPCLRP1.1;MOVC,P1.3;DOCYRLAADJNZR4,R10;,RET58©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4WRITE:B()R2()R3()WRITE:LCALLINSB;MOVA,#30H;PLCALLWR1LCALLINSB;MOVA,BORLA,#40H;010000002,6LCALLWR1MOVA,R2;LCALLWR1MOVA,R3LCALLWR1CLRP1.0;68©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.NOPNOPSETBP1.0;WAIT:JIBP1.3,WAIT;,LCALLINSB;MOVA,#00HLCALLWR1CLRP1.0;RET;READ:B():R2()R3()READ:LCALLINSB;MOVA,BORLA,#40H;100000002,6NOPNOPLCALLRD1MOVR2,A;CLRP1.0;NOPRET4.2,,,AEDK51S,,,,,5,,:[1],.E2PROM93C46N[J].,1995,(12).[2],.[M].:,1996.[3]AT89C[M].1995.11.:(82)10,:(1)(2)(3),(4),4,,,,,,,,,:[1]SchomakerL.FromHandwritingAnalysistoPen-computerApplica2tions[J].Electronics&CommunicationEngineeringJournal,1998,(6):94-102.[2],,,.[J].,1999,36(5):608-612.[3],,.[J].,2002,39(7):838-842.[4]HongC,LoudonG,WuY,etal.SegmentationandRecognitionofContinuousHandwritingChineseText[A].InInternationalConferenceonComputerProcessingofOrientalLanguages,1997.630-633.[5]LinYuTseng,RungChingChen.SegmentingHandwrittenChineseCharactersBasedonHeuristicMergingofStrokeBoundingBoxesandDynamicProgramming[J].PatternRecognitionLetters,1998,19(8):963-973.[6],,.[J].,2002,31(1):23-27.[7]PatrickChiu,LynnWilcox.ADynamicGroupingTechniqueforInkandAudioNotes[A].InProceedingsofthe11thAnnualACMSympo2siumonUserInterfaceandTechnology,SanFrancisco,CA,Nov.1-4,MynattEandJacobRJK,Eds.ACMPress,NewYork,1998.195-202.[8]MilanSonka,VaclavHlavac,RogerBoyle,ImageProcessing,Analy2sis,andMachineVision,SecondEdition[M].BrooksPCole,aDivisionofThomsonAisaPteLed,UnitedStatesAmerica,1998.128-130.[9][EBPOL].http:PPwww.cstar.com.cnPsoundwayPshwb.asp:78©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.