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1、哈尔滨工业大学工学硕士学位论文AbstractPXIExpressbusincreasesthethroughputofPXIbusbyadoptingthePCIExpressbus.Anditprovidesnewhighprecisiontimingbyaddinghighspeeddifferencialclocksandtriggersignals,whichwouldsatisfiyquitestrictrequirementsincertaintestandmeasurement.IndevelopingPXIExpressequipments,the
2、reisanurgentneedofPXIExpressinterfacingcomponentstoreducedesigncomplexicity.Inthisthesis,PXIExpressinterfacingcomponentsaredesginedthatfeatureinhighapplicabilityandareuser-friendly.BasedonstudyofPXIExpressspecification,PCIExpressspecificationandCompactPCIExpressspecification,thedesigns
3、chemeofthemainpartofPXIExpressinterfacingcomponents,PCIExpressinterface,isproposedbyevaluatingfourcandidates.TheselectedschemeadoptshighperformanceFPGAwithembededPCIExpresshardIPcoretoachievePCIExpressinterface.BasedontheavailableFPGAswithrequiredfeatures,thelowcostCycloneIVGX-familyFP
4、GAischosenastheinterfacechip.InordertoachievereusabilityandreducingthedifficultyofintegratingtheinterfacingcomponentsintoPXIExpressperipheralmodules,theQsysdesignflowandthenetworkonchipsystemarchitectureareintroducedintoFPGAlogicdesign.WiththeQsysdesignflow,thehierarchicalandstandardiz
5、eFPGAlogicencapsulationbecomespossible,thereforethehighlyreusableFPGAlogicoftheinterfacingcomponentscanbeacomplished.WithQsysflowaseriesofinterfacinglogicsubsystemsaimmingatvariousapplicaationsareproposed.AndallrelatedIPcoredesignarepresented.Inordertoletsecondarydevelopersimplyintegra
6、tetheinterfacingcomponentswiththeirfunction-specificFPGAlogicwithoutknowingtheAvalonbus,alogictemplateispresentedinthethesis.Inordertoverifythefunctionandperformanceoftheinterfacingcomponents,andfurtherinspecttheadvantagesofthereusabledesignflow,aPXIExpressADmoduleisdesignedandachieved
7、,withthePXIExpressinterfacingcomponentsandlogictemplateproposedinthethesis.Basedonthetestingresult,thePXIExpressinterfacingcomponentsarefullyfunctional,withadatarateof1.9Gbps.Keywords:PXIExpress,CycloneIVGX,PCIExpress,CompactPCIExpress,Qsys,NoC-II-哈尔滨工业大学工学硕士学位论文目录摘要.................
