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将TMS320VC5420DSP升级为TMS320VC5421

资料介绍
TMS320VC5420toTMS320VC5421DSPMigration
BillWinderweedleDigitalSignalProcessingSolutions
ABSTRACT
ThisdocumentdescribesissuesofinterestrelatedtomigrationfromtheTMS320VC5420to
theTMS320VC5421.Theobjectiveofthisdocumentistoindicatedifferencesbetweenthe
twodevices.Functionsthatareidenticalbetweenthetwodevicesarenotincluded.For
detailedinformationonthespecificfunctionsofeitherdevice,refertothedevicedatasheets,
theTMS320C54xDSPCPUandPeripherals,ReferencesetVolume1(SPRU131),andthe
TMS320C54xDSPEnhancedPeripherals,ReferencesetVolume5(SPRU302).
Migrationissuesfromthe’VC5420to’VC5421areindicatedwiththefollowingsymbols:
[S]meanssoftwaremodificationisrequired
[H]meanshardwaremodificationisrequired
[D]meansthe’VC5420and’VC5421aredifferent(usuallyduetoaddedfeaturesonthe
’VC5421),butnomodificationisnecessaryformigration(thatis,thedevicesare
differentbutcompatible).
Thesesymbolsareincludedatthebeginningofeachsection.
Unlessotherwisenoted,theinformationcontainedinthisdocumentshouldbe
consideredADVANCEINFORMATIONonnewproductsinthesamplingorpre-production
phaseofdevelopment.Informationandspecificationsinthisdocumentaresubjectto
changewithoutnotice.

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将TMS320VC5420DSP升级为TMS320VC5421
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