设计与验证基于1394b协议的ieee1394物理层仲裁机制

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1、基于1394b协议的IEEE1394物理层仲裁机制设计与验证万方数据AbstractAbstractWiththerapiddevelopmentofcomputercommunicationtechnology,peoplehaveputforwardahigherrequirementforthedatatransmissionrateandreliability.Therearemoreandmoretypesofbusandinterface,suchasUSBinterface,IEEE1394bus,VESAbus,PCIbus,SCSIbusandR

2、S232interface.Asanindustrystandardofhigh-speedserialbus,thefirstlocationofIEEE1394isinmultimediaapplications.Inthefieldofvideoclassappliance,IEEE1394hasbecomeafactoconnectionstandard,andiswidelyusedindigitalvideocameras,digitalcameras,TVset-topboxes,gameplayers,etc.IEEE1394busalsohasm

3、adegreatprogressinnetworkinterconnection.TheIPcoreofPHYarbitrationmoduleisdesignedinthisdissertationbasedonIEEE1394b-2002protocolstandard.IEEE1394isaserialbus,sotherecanbeonlyonenodesendingpacketsduringdatatransmission.ArbitrationmoduleensuresthisfeatureofIEEE1394serialbus,anditalsoen

4、suresthateverynodeonthebushastheopportunitytosendpackets.ThearbitrationmoduleisthecoreofIEEE1394PHY,andisalsooneofthecorepartsofthewholeIEEE1394.ThedissertationfirstlydescribesthebasicconceptsofIEEE1394protocol,suchascableinterface,topology,buslayeranddatacommunication,etc.Thenitanaly

5、zestherelatedcontentsofPHYintheIEEE1394protocol,focusingonthetraditionalAlphaarbitrationmechanism.BasedontheBetaworkmodeproposedintheIEEE1394b,thedissertationdesignstheBetaarbitrationmechanismwhichisdifferentfromAlphaarbitrationandreducestheidletimeeffectivelyduringthedatatransmission

6、.ThedissertationanalyzestheBetaarbitrationmechanismindetail.Finally,averificationplatformissetupaccordingtothefunctionalspecificationandverificationspecification,andtheIPcoreisverifiedbyusingthetoolofNCVerilog.TheresultsshowthatthefunctionsandtimingoftheIPcoremeettherequirementsofprot

7、ocolandthisarbitrationmechanismimprovestheefficiencyofIEEE1394busdatatransmissioneffectively.Keywords:IEEE1394PHYAlphaarbitrationBetaarbitration万方数据基于1394b协议的IEEE1394物理层仲裁机制设计与验证万方数据目录目录第一章绪论..............................................................................................

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