LM3S315-IQN25-C2T,,LM3S315-EGZ25-C2,LM3S315-EGZ25-

Stellaris®LM3S315MicrocontrollerDATASHEETCopyright©2007-2012TexasInstrumentsIncorporatedDS-LM3S315-12739.2515SPMS072HTEXASINSTRUMENTS-PRODUCTIONDATA芯天下--©2007-2012TexasInstrumentsIncorporatedAllrightsreserved.StellarisandStellarisWare®areregisteredtrademarksofTexasInstrumentsIncorporated.ARMandThumbareregisteredtrademarksandCortexisatrademarkofARMLimited.Othernamesandbrandsmaybeclaimedasthepropertyofothers.PRODUCTIONDATAinformationiscurrentasofpublicationdate.ProductsconformtospecificationsperthetermsofTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.TexasInstrumentsIncorporated108WildBasin,Suite350Austin,TX78746://芯天下--™-M3.........................................................................................................351.4.2MotorControlPeripherals..............................................................................................361.4.3AnalogPeripherals........................................................................................................361.4.4SerialCommunicationsPeripherals................................................................................371.4.5SystemPeripherals.......................................................................................................381.4.6MemoryPeripherals......................................................................................................391.4.7AdditionalFeatures.......................................................................................................391.4.8HardwareDetails..........................................................................................................391.4.9SystemBlockDiagram..................................................................................................412TheCortex-M3Processor......................................................................................422.1BlockDiagram..............................................................................................................432.2Overview......................................................................................................................442.2.1System-LevelInterface..................................................................................................442.2.2IntegratedConfigurableDebug......................................................................................442.2.3TracePortInterfaceUnit(TPIU).....................................................................................452.2.4Cortex-M3SystemComponentDetails...........................................................................452.3ProgrammingModel......................................................................................................462.3.1ProcessorModeandPrivilegeLevelsforSoftwareExecution...........................................462.3.2Stacks..........................................................................................................................462.3.3RegisterMap.................................................................................................