Stellaris®LM3S9U92MicrocontrollerDATASHEETCopyright©2007-2012TexasInstrumentsIncorporatedDS-LM3S9U92-11425TEXASINSTRUMENTS-PRODUCTIONDATA芯天下--©2007-2012TexasInstrumentsIncorporatedAllrightsreserved.StellarisandStellarisWare®areregisteredtrademarksofTexasInstrumentsIncorporated.ARMandThumbareregisteredtrademarksandCortexisatrademarkofARMLimited.Othernamesandbrandsmaybeclaimedasthepropertyofothers.PRODUCTIONDATAinformationiscurrentasofpublicationdate.ProductsconformtospecificationsperthetermsofTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.TexasInstrumentsIncorporated108WildBasin,Suite350Austin,TX78746://芯天下--(TPIU).....................................................................................732.2.4Cortex-M3SystemComponentDetails...........................................................................732.3ProgrammingModel......................................................................................................742.3.1ProcessorModeandPrivilegeLevelsforSoftwareExecution...........................................742.3.2Stacks..........................................................................................................................742.3.3RegisterMap................................................................................................................