Kinetis GPIO Step by Step清华培训讲义.ppt

《Kinetis GPIO Step by Step清华培训讲义.ppt》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、FreescaleKinetisK10GPIOStepbyStep清华Freescale应用开发研究中心薛涛2011年12月Page2KinetisK10TrainingPage3KinetisK10TrainingWhatweused?Reference:K10P100M100SF2RM.pdfKQRUG.pdfK10P100M100SF2.pdfPage4KinetisK10TrainingK10board电源直流5V100mA调试用串口UART0备用串口UART2Page5KinetisK10TrainingK10bo

2、ardDebug&ResetbuttonJTAG复位按钮Page6KinetisK10TrainingK10boardLedsLEDsPage7KinetisK10TrainingK10boardPower&ResetPage8KinetisK10TrainingK10boardRS232&JTAGPage9KinetisK10TrainingK10boardCLOCK32768Page10KinetisK10TrainingK10boardCLOCK4MHzPage11KinetisK10TrainingK10boardPo

3、werSupplyPage12KinetisK10TrainingK10LEDsPage13KinetisK10TrainingK10ClockpreviousPage14KinetisK10TrainingK10SIMPage15KinetisK10TrainingK10SIMPage16KinetisK10TrainingK10SIMPage17KinetisK10TrainingK10GPIOConfigureControlMode:PORTx_PCRnPinControlRegisterPORTx_GPCLRGloba

4、lPinControlLowRegisterPORTx_GPCHRGlobalPinControlHighRegisterPORTx_ISFRInterruptStatusFlagRegisterPORTx_DFERDigitalFilterEnableRegisterPORTx_DFCRDigitalFilterClockRegisterPORTx_DFWRDigitalFilterWidthRegisterPage18KinetisK10TrainingK10GPIOPCRInterruptStatusFlagInterr

5、uptConfiguration0000Interrupt/DMARequestdisabled.0001DMARequestonrisingedge.0010DMARequestonfallingedge.0011DMARequestoneitheredge.0100Reserved.1000Interruptwhenlogiczero.1001Interruptonrisingedge.1010Interruptonfallingedge.1011Interruptoneitheredge.1100Interruptwhe

6、nlogicone.DriveStrengthEnableOpenDrainEnablePassiveFilterEnableSlowRateEnablePullEnablePullSelectPullUpPullDownDetailinPage239ofK10P100M100SF2RM.pdfPage19KinetisK10TrainingK10GPIOPCRPinMuxControl000PinDisabled(Analog).001Alternative1(GPIO).010Alternative2(chipspecif

7、ic).011Alternative3(chipspecific).100Alternative4(chipspecific).101Alternative5(chipspecific).110Alternative6(chipspecific).111Alternative7(chipspecific/JTAG/NMI).DetailinPage239ofK10P100M100SF2RM.pdfK10SignalMultiplexingandPinAssignmentsFindinPage59ofK10P100M100SF2

8、.pdfPage20KinetisK10TrainingK10GPIOPCRDetailinPage239ofK10P100M100SF2RM.pdfK10SignalMultiplexingandPinAssignmentsFindinPage59ofK10P100M100