标签: 2064e

ispLSI2064ETQFP内部的PCMCIA接口PCMCIAInterfaceinanispLSI2064ETQFPIntroductionThePersonalComputerMemoryCardInternationalAssociation(PCMCIA)hasdevelopedstandardsforpersonalcomputercards(PCcards)whichareoftenreferredtoasPCMCIAcards.PCcardsrepresentakeytechnologyforaddingmemory,storageandI/Ocapabilitiestoportablesystems.ThisapplicationnoteprovidesanoverviewofthePCcardinterfaceanddescribesthein-systemprogrammable(ISP)LatticeispLSI2064Eimplementationinasingle,space-savingTQFP(thinquadflatpack)package.PCCardStandardThePCMCIAElectricalSpecificationdescribestheconnectorpinout,interfaceprotocol,signalingenvironment,interfacetiming,programmingmodelandspecificsofcardinsertion,removal,powerupandconfiguration.Itspecifiesbo……