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5.1GPIORegisters
GPIORegisters
TheGPIOregistersetincludesrequiredregisterssuchasperipheralidentificationandemulationcontrol.
TheGPIOregistersarelistedinTable5-1.Seethedevice-specificdatasheetforthememoryaddressof
theseregisters.
Table5-1.VideoPortRegisters
OffsetAddress
(1)
AcronymRegisterNameSection
00hVPPIDVideoPortPeripheralIdentificationRegisterSection5.1.1
04hPCRVideoPortPeripheralControlRegisterSection5.1.2
20hPFUNCVideoPortPinFunctionRegisterSection5.1.3
24hPDIRVideoPortPinDirectionRegisterSection5.1.5
28hPDINVideoPortPinDataInputRegisterSection5.1.6
2ChPDOUTVideoPortPinDataOutputRegisterSection5.1.7
30hPDSETVideoPortPinDataSetRegisterSection5.1.8
34hPDCLRVideoPortPinDataClearRegisterSection5.1.8
38hPIENVideoPortPinInterruptEnableRegisterSection5.1.9
3ChPIPOLVideoPortPinInterruptPolarityRegisterSection5.1.10
40hPISTATVideoPortPinInterruptStatusRegisterSection5.1.11
44hPICLRVideoPortPinInterruptClearRegisterSection5.1.12
(1)
Theabsoluteaddressoftheregistersisdevice/portspecificandisequaltothebaseaddress+offsetaddress.Seethe
device-specificdatasheettoverifytheregisteraddresses.
SPRUEM1–May2007General-PurposeI/OOperation151
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