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GPIORegisters
Table5-7.VideoPortPinDataOutRegister(PDOUT)FieldDescriptions(continued)
Bitfield
(1)
symval
(1)
ValueDescription
20PDOUT20OF(value)PDOUT20bitdrivestheVCTL1pinonlywhentheGPIOisconfiguredasoutput.
Whenreadingdata,returnsthebitvalueinPDOUT20,doesnotreturninputfrompin.
Whenwritingdata,writestoPDOUT20bit.
DEFAULT0Pindriveslow.
VCTL1LO
VCTL1HI1Pindriveshigh.
19-2PDOUT[19-2]OF(value)PDOUT[19-2]bitdrivesthecorrespondingVDATA[19-2]pinonlywhentheGPIOis
configuredasoutput.
Whenreadingdata,returnsthebitvalueinPDOUT[n],doesnotreturninputfrompin.
Whenwritingdata,writestoPDOUT[n]bit.
DEFAULT0Pinndriveslow.
VDATAnLO
VDATAnHI1Pinndriveshigh.
General-PurposeI/OOperation 160SPRUEM1–May2007
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