DSP 28335 教程 11

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1、SystemDesignCopyright©2009TexasInstruments.Allrightsreserved.TechnicalTrainingOrganizationTTOModule10TMS320C28x™MCUWorkshopLearningObjectivesEmulationandAnalysisBlockExternalInterface(XINTF)FlashConfigurationandMemoryPerformanceFlashProgrammingCodeSec

2、urityModule(CSM)LearningObjectivesEmulationandAnalysisBlockExternalInterface(XINTF)FlashConfigurationandMemoryPerformanceFlashProgrammingCodeSecurityModule(CSM)JTAGEmulationSystem(basedonIEEE1149.1BoundaryScanStandard)HEADERSystemUnderTestSCANINSCANOU

3、TEmulatorPodTMS320C2000TMS320C2000SomeAvailableEmulatorsBlackHawk:USB2000Olimex:TMS320-JTAG-USBSignumSystem:JTAGjet-TMS-C2000SpectrumDigital:XDS-510LCTheseemulatorsareC2000specific,andaremuchlowercostthanemulatorsthatsupportallTIDSPplatforms(althought

4、hosecancertainlybeused)EmulatorConnectionstotheDeviceEMU0EMU1TRSTTMSTDITDOTCKEMU0EMU1TRSTTMSTDITDOTCKTCK_RET13142137119GNDPDVcc(3.3V)GNDGNDGNDGNDGND54681012Vcc(3.3V)JTAGDeviceEmulatorHeader=Ifdistancebetweendeviceandheaderisgreaterthan6inchesOn-ChipEm

5、ulationAnalysisBlock:CapabilitiesTwohardwareanalysisunitscanbeconfiguredtoprovideanyoneofthefollowingadvanceddebugfeatures:Haltprogramexecutionafteraspecificvalueiswrittentoavariable1AddressWatchpointwithDataHaltonaspecifiedinstructiononlyaftersomeoth

6、erspecificroutinehasexecuted1PairChainedBreakpointsHaltonaspecifiedinstruction(fordebugginginFlash)2HardwareBreakpointsAmemorylocationisgettingcorrupted;halttheprocessorwhenanyvalueiswrittentothislocation2AddressWatchpointsDebugActivityAnalysisConfigu

7、rationOn-ChipEmulationAnalysisBlock:HardwareBreakpointsSymbolicornumericaddressMaskvalueforspecifyingaddressrangesChainedbreakpointselectionOn-ChipEmulationAnalysisBlock:WatchpointsSymbolicornumericaddressMaskvalueforspecifyingaddressrangesBussele

8、ctionAddresswithDataselectionOn-ChipEmulationAnalysisBlock:OnlineStackOverflowDetectionEmulationanalysisregistersareaccessibletocodeaswell!ConfigureawatchpointtomonitorforwritesneartheendofthestackWatchpointtriggersmaskableRTOSINTinterruptWork