基于CAN總線(xiàn)及射頻信息的防盜系統(tǒng)的研究與開(kāi)發(fā).pdf

1、武漢理工大學(xué)碩士學(xué)位論文基于CAN總線(xiàn)及射頻信息的防盜系統(tǒng)的研究與開(kāi)發(fā)姓名：秦文波申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：控制理論與控制工程指導(dǎo)教師：鄧燕妮20090501ABSTRACTRFIDbasedinformationsystemsarewidelyusedinvariousfieldsofsocietyincludingindustrial，medical，securityandlogistics，clothingandSOonRadioF

2、requencyIdentificationiSthegreatestfeatureofthemagneticfieldcouplingthroughthespacedonotcomeintocontactwiththewayradiofrequencydatacommunicationstoachievethepurposeofautomaticidentificationRadiofrequencyidentificationsys

3、teminformationismadebythereaderantenna，electronictags，suchashardwaredevicesanddataacquisition，processingandothermiddlewaresoftwareInthispaperfromtheactualcharacteristicsofclothingstores，analysisthecharacteristicsofantith

4、eftsystemandstructureoftheclothingstoresinformation—systemBasedonCANbustechnologyandRFtechnologywehavegottheframeworkofantitheftsystemFromhardwareandsoftware，wehaveresearchedtherealizationofthesystemFirstofa11madeadetail

5、edstudyofthestructureandsystemsanalysis，detailedanalysisofthecharacteristicsoftheCANbusandapplicationoftherulesFromthestructure，communicationtheorycombinedwiththecharacteristicsofclothingstores，explaineddetailedthereason

6、sforchoiceofCANbusandadvantagesSecondlydesignthelowfrequencyRFDreaderhardwarecircuitIncludingtheantennamatchingcircuit，thepreviousanalogamplifierdemodulatorcircuits，analogto—digitalconversioncircuits，frequencysynthesizer

7、circuit，thesignalindicatorlightcircuit，powerconversionmodulesThirddesigntheCANbuscommunicationhardwarecircuits，includingCANbuscontrollerSJA1000，descriptionofthestructuralcharacteristics，andtheunderlyinghardwaretoconnectt

8、hecontrollerAT89S52circuitdesignThereisalsohardwarecircuitdesignoftheCANbustransceiverPCA82C250structuralwhichconnectwiththeCANcontrollerAnalyzetheRS232，CAN20featuresoftheagreementmadebetweentwotypesofbuscommunicationpro

9、tocolconversionprogramTominimizethecommunicationmodulebasedonahardwareinterfacecircuitdesignandsoftwaredesignflowchart，thesmallestunitofthecommunicationstructureandprinciplesofanalysis，describedthecourseoftheentiresystem

10、ofcommunicationuseVB6otOwritecommunicationssoftware，aregivenforeachcommunicationmoduleofsoftwarecodeFinallytheendofthisPaperputforwardasetofinformationbasedclothingstoreprogramtobuildantitheftsystem，fromthehardwarearchit

11、ectureandsoftwaredesignhasdoneafulltworesearchesanddemonstrationFinallytheremainingofthesystemiSnotperfectforrealtimeCANbusthereisaneedformorein—depthresearchThisCanreducethesysteminpracticalapplicationsarisinginthecours