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SPRA958—RunninganApplicationfromInternalFlashMemoryontheTMS320F28xxDSPcoversthe
requirementsneededtoproperlyconfigureapplicationsoftwareforexecutionfromon-chipflash
memory.RequirementsforbothDSP/BIOS™andnon-DSP/BIOSprojectsarepresented.Example
codeprojectsareincluded.
SPRAA91—TMS320F280xDSCUSBConnectivityUsingTUSB3410USB-to-UARTBridgeChip
presentshardwareconnectionsaswellassoftwarepreparationandoperationofthedevelopment
systemusingasimplecommunicationechoprogram.
SPRAA58—TMS320x281xtoTMS320x280xMigrationOverviewdescribesdifferencesbetweenthe
TexasInstrumentsTMS320x281xandTMS320x280xDSPstoassistinapplicationmigrationfrom
the281xtothe280x.Whilethemainfocusofthisdocumentismigrationfrom281xto280x,users
consideringmigratinginthereversedirection(280xto281x)willalsofindthisdocumentuseful.
SPRAAD8—TMS320280xandTMS320F2801xADCCalibrationdescribesamethodforimprovingthe
absoluteaccuracyofthe12-bitADCfoundontheTMS320280xandTMS3202801xdevices.
InherentgainandoffseterrorsaffecttheabsoluteaccuracyoftheADC.Themethodsdescribedin
thisreportcanimprovetheabsoluteaccuracyoftheADCtolevelsbetterthan0.5%.This
applicationreporthasanoptiontodownloadanexampleprogramthatexecutesfromRAMonthe
F2808EzDSP.
SPRAAI1—UsingEnhancedPulseWidthModulator(ePWM)Modulefor0-100%DutyCycleControl
providesaguidefortheuseoftheePWMmoduletoprovide0%to100%dutycyclecontrolandis
applicabletotheTMS320x280xfamilyofprocessors.
SPRAA88—UsingPWMOutputasaDigital-to-AnalogConverteronaTMS320F280xpresentsamethod
forutilizingtheon-chippulsewidthmodulated(PWM)signalgeneratorsontheTMS320F280x
familyofdigitalsignalcontrollersasadigital-to-analogconverter(DAC).
SPRAAH1—UsingtheEnhancedQuadratureEncoderPulse(eQEP)Moduleprovidesaguidefortheuse
oftheeQEPmoduleasadedicatedcaptureunitandisapplicabletotheTMS320x280x,28xxx
familyofprocessors.
SPRA820—OnlineStackOverflowDetectionontheTMS320C28xDSPpresentsthemethodologyfor
onlinestackoverflowdetectionontheTMS320C28x™DSP.C-sourcecodeisprovidedthat
containsfunctionsforimplementingtheoverflowdetectiononbothDSP/BIOS™and
non-DSP/BIOSapplications.
SPRA806—AnEasyWayofCreatingaC-callableAssemblyFunctionfortheTMS320C28xDSP
providesinstructionsandsuggestionstoconfiguretheCcompilertoassistwithunderstandingof
parameter-passingconventionsandenvironmentsexpectedbytheCcompiler.
Trademarks
TMS320C28x,C28xaretrademarksofTexasInstruments.
SPRU791D–November2004–RevisedOctober2007ReadThisFirst11
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