Texas Instruments TMS320DM648 Computer Drive User Manual


 
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GPIORegisters
Table5-4.VideoPortPinFunctionRegister(PFUNC)FieldDescriptions(continued)
Bitfield
(1)
symval
(1)
ValueDescription
10PFUNC10OF(value)PFUNC10bitdeterminesifVDATA[19-12]pinsfunctionasGPIO.
DEFAULT0Pinsfunctionnormally.
NORMAL
VDATA10TO191PinsfunctionasGPIOpin.
9-1Reserved-0Reserved.Thereservedbitlocationisalwaysreadas0.Avaluewrittentothisfield
hasnoeffect.
0PFUNC0OF(value)PFUNC0bitdeterminesifVDATA[9-2]pinsfunctionasGPIO.
DEFAULT0Pinsfunctionnormally.
NORMAL
VDATA0TO91PinsfunctionasGPIOpin.
SPRUEM1May2007General-PurposeI/OOperation155
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