基于fpga的可重构多总线通信单元设计

基于fpga的可重构多总线通信单元设计

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时间:2019-01-22

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1、中北大学学位论文DesignontheReconfigurableandMulti-busCommunicationUnitBasedonFPGAAbstractWiththedevelopmentofscienceandtechnology,themoderntestsystemistowardtothedirectionofhardwareandsoftwareintegrationwhichincludemulti-purposewithonemachineormulti-typewithonemachine.Sot

2、hedesignoftestandintegratedtestplatformrequirethecharacterofstandardization,generalizationandextensible.ExternalBusisoneoftheimportantpartsinthetestofintegrationplatform.ThispaperisbasedontheBustechnologyrequirementsofthetestofintegrationplatformandadoptsreconfigu

3、rabletechnologywhichbasedonFPGA.Atthesametime,itisinapplicationconditionofvariousserialBuses.Last,itcarriesoutthedesignofBuscommunicationunitwhichisbasedonFPGA.WeuseFPGAchipasthemaincontrolchip,usingtheadvantagesof“madethehardwaredesignlikesoftware”,andbasingonthe

4、designprogrammingformtoachievethevariousdemandofsystemdesign.Thispaperstartswiththeresearchbackground,basedontheanalysisofrelevanttechnicalresearchstatusathomeandabroad,putforwardtheoveralldesignofthesystemaccordingtoitsmainfunction.Accordingtothedesignscheme,firs

5、tdesignthehardwareofsystemwhichincludetheclockcircuitinFPGAhardwareunit,powersupplycircuit,configurationcircuit,resetcircuit,externalstoragecircuitandcircuitofCANBus,USBBusandRS-422intheBusunit.Second,itcompletedthedesignofBusoftheFPGAbyanalyzingprotocolspecificat

6、ionofallkindsofserialBus,usinghardwaredescriptionlanguageandcombiningwithprotocolchipforexample:SJA1000,CY7C68013AandMAX3160.AccordingtothecharacterofrepeatconfigurationmanytimestoFPGA,changelogicfunctionsofchipinternalofFPGAinsystembyusingreconfigurabletechnology

7、中北大学学位论文dynamically,selectanddeploytheconfigurationfilebymulti-BuscommunicationunitofLabView.Thus,itchangesthewholefunctionofthesystemdynamically,andalsomakessequentialsimulationofthereconfigurableconfiguration.Finally,thisresearchverifiesandteststhewholesystemthr

8、oughexperiments,andfoundthatitachievesthedesiredobjectives.TheFPGAreconfigurabletechnologycanmarchdynamicconfigurationforvariousBuses.Itisthepracticalap

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