文件名称:
TMS320DM36x DMSoC General-Purpose InputOutput User
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文件大小: 185kb
下载次数: 0
上传时间: 2013-02-01
详细说明： Preface....................................................................................................................................... 6 1 Introduction ........................................................................................................................ 9 1.1 Purposeofthe Peripheral.............................................................................................. 9 1.2 Features.................................................................................................................. 9 1.3 FunctionalBlockDiagram.............................................................................................. 9 1.4 Industry Standard(s)ComplianceStatement....................................................................... 10 2 PeripheralArchitecture...................................................................................................... 10 2.1 ClockControl........................................................................................................... 10 2.2 SignalDescriptions.................................................................................................... 10 2.3 GPIORegisterStructure.............................................................................................. 10 2.4 UsingaGPIOSignalasanOutput.................................................................................. 13 2.5 UsingaGPIOSignalasanInput .................................................................................... 14 2.6 Debounce............................................................................................................... 14 2.7 ResetConsiderations.................................................................................................. 14 2.8 Interrupt Support....................................................................................................... 15 2.9 EDMAEventSupport.................................................................................................. 17 2.10 PowerManagement................................................................................................... 17 2.11 EmulationConsiderations............................................................................................. 17 3 Registers.......................................................................................................................... 18 3.1 PeripheralIdentification Register(PID) ............................................................................. 19 3.2 GPIOInterrupt Per-BankEnableRegister(BINTEN) ............................................................. 20 3.3 GPIODirectionRegisters(DIRn) .................................................................................... 21 3.4 GPIOOutputDataRegister(OUT_DATAn) ........................................................................ 23 3.5 GPIOSetDataRegister(SET_DATAn) ............................................................................ 25 3.6 GPIOClearDataRegister(CLR_DATAn) .......................................................................... 27 3.7 GPIOInput DataRegister(IN_DATAn) ............................................................................. 29 3.8 GPIOSetRisingEdgeInterrupt Register(SET_RIS_TRIGn) ................................................... 31 3.9 GPIOClearRisingEdgeInterrupt Register(CLR_RIS_TRIGn) ................................................. 32 3.10 GPIOSetFallingEdgeInterrupt Register(SET_FAL_TRIGn) .................................................. 33 3.11 GPIOClearFallingEdgeInterrupt Register(CLR_FAL_TRIGn) ................................................ 34 3.12 GPIOInterrupt StatusRegister(INTSTATn) ....................................................................... 35 AppendixARevisions................................................................................................................ 36 ...展开收缩
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