TMS320LF2406APZA中文资料

TMS320LF2407,TMS320LF2406,TMS320LF2402TMS320LC2406,TMS320LC2404,TMS320LC2402DSPCONTROLLERSSPRS094C–APRIL1999–REVISEDOCTOBER19991POSTOFFICEBOX1443•HOUSTON,TEXAS77251–1443High-PerformanceStaticCMOSTechnology–33-nsInstructionCycleTime(30MHz)–30MIPSPerformance–Low-Power3.3-VDesignBasedonT320C2xxDSPCPUCore–Code-CompatibleWith’F243/’F241/’C242–InstructionSetandModuleCompatibleWith’F240/’C240–Source-Code-CompatibleWithTMS320C1x/2xFlash(LF)andROM(LC)DeviceOptions–’LF240x†:’LF2407,’LF2406,’LF2402–’LC240x†:’LC2406,’LC2404,’LC2402On-ChipMemory–Upto32KWordsx16BitsofFlashEEPROM(4Sectors)orROM–Upto2.5KWordsx16BitsofData/ProgramRAM–544WordsofDual-Access(DARAM)–2KWordsofSingle-Access(SARAM)BootROM(’LF240xDevices)–SCI/SPIFlashBootloaderTwoEvent-Manager(EV)Modules(AandB)EVAandEVBEachInclude:–Two16-BitGeneral-PurposeTimers–Eight16-BitPulse-WidthModulation(PWM)ChannelsWhichEnable:–Three-PhaseInverterControl–CenteredorEdgeAlignmentofPWMChannels–EmergencyPWMChannelShutdownWithExternalPDPINTPin–ProgrammableDeadbandPreventsShoot-ThroughFaults–ThreeCaptureUnitsForTime-StampingofExternalEvents–On-ChipPositionEncoderInterfaceCircuitry–SynchronizedAnalog-to-DigitalConversion–SuitableforACInduction,BLDC,SwitchedReluctance,andStepperMotorControl–ApplicableforMultipleMotorand/orConverterControlExternalMemoryInterface(’LF2407)–192KWordsx16BitsofTotalMemory,64KProgram,64KData,64KI/OWatchdog(WD)TimerModule10-BitAnalog-to-DigitalConverter(ADC)–8or16MultiplexedInputChannels–500nsMinimumConversionTime–SelectableTwin8-InputSequencersTriggeredbyTwoEventManagersControllerAreaNetwork(CAN)2.0BModuleSerialCommunicationsInterface(SCI)16-BitSerialPeripheralInterface(SPI)Module(Except’x2402)Phase-Locked-Loop(PLL)-BasedClockGenerationUpto40IndividuallyProgrammable,MultiplexedGeneral-PurposeInput/Output(GPIO)PinsFiveExternalInterrupts(PowerDriveProtection,Reset,andTwoMaskableInterrupts)PowerManagement:–ThreePower-DownModes–AbilitytoPower-DownEachPeripheralIndependentlyReal-TimeJTAG-CompliantScan-BasedEmulation,IEEEStandard1149.1‡(JTAG)DevelopmentToolsInclude:–TexasInstruments(TI)ANSICCompiler,Assembler/Linker,andCodeComposerDebugger–EvaluationModules–Scan-BasedSelf-Emulation(XDS510)–NumerousThird-PartyDigitalMotorControlSupportPackageOptions–144-PinThinQuadFlatpack(TQFP)PGE(’LF2407)–100-PinTQFPPZ(’LC2404,’LC2406,’LF2406)–64-PinPQFPPG(’LC2402and’LF2402)ExtendedTemperatureOptions(AandS)–A:–40°Cto85°C–S:–40°Cto125°CADVANCEINFORMATIONCopyright1999,TexasInstrumentsIncorporatedPleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.TI,CodeComposer,andXDS510aretrademarksofTexasInstrumentsIncorporated.†Throughoutthisdatasheet,’240xisusedasagenericnameforthe’LF240x/’LC240xfamilyofdevices.‡IEEEStandard1149.1–1990,IEEEStandardTest-AccessPortADVANCEINFORMATIONconcernsnewproductsinthesamplingorpreproductionphaseofdevelopment.Characteristicdataandotherspecificationsaresubjecttochangewithoutnotice.元器件交易网–APRIL1999–REVISEDOCTOBER19992POSTOFFICEBOX1443•HOUSTON,TEXAS77251–1443Description2.....................................TMS320x240xDeviceSummary3...................FunctionalBlockDiagramofthe’2407DSPController4PinFunctions8...................................MemoryMaps15.................................PeripheralMemoryMapofthe’LF240x/’LC240x21....DeviceResetandInterrupts22.....................TMS320x240xInstructionSet26....................FunctionalBlockDiagramofthe’240xDSPCPU27...Peripherals36....................................EventManagerModules(EVA,EVB)36............EnhancedAnalog-to-DigitalConverter(ADC)Module40............................ControllerAreaNetwork(CAN)Module41..........SerialCommunicationsInterface(SCI)Module44....SerialPeripheralInterface(SPI)Module46..........PLL-BasedClockModule48......................DigitalI/OandSharedPinFunctions51.............ExternalMemoryInterface(’LF2407)54............Watchdog(WD)TimerModule55..................DevelopmentSupport58...........................DocumentationSupport61.........................AbsoluteMaximumRatings62......................RecommendedOperatingConditions62.............PeripheralRegisterDescription90...................MechanicalData103..............................TableofContentsdescriptionTheTMS320LF240xandTMS320LC240xdevices,newmembersofthe’24xfamilyofdigitalsignalprocessor(DSP)controllers,arepartoftheC2000platformoffixed-pointDSPs.The’240xdevicesoffertheenhancedTMS320architecturaldesignofthe’C2xxcoreCPUforlow-cost,low-power,high-performanceprocessingcapabilities.Severaladvancedperipherals,optimizedfordigitalmotorandmotioncontrolapplications,havebeenintegratedtoprovideatruesinglechipDSPcontroller.Whilecode-compatiblewiththeexisting’24xDSPcontrollerdevices,the’240xoffersincreasedprocessingperformance(30MIPS)andahigherlevelofperipherali