Video Port/VCXO Interpolated Control (VIC) Port User's Guide

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GPIO Registers
Table 5-5. Video Port Pin Direction Register (PDIR) Field Descriptions (continued)
Bit field
(1)
symval
(1)
Value Description
12 PDIR12 OF( value) PDIR12 bit controls the direction of the VDATA[15–12] pins.
DEFAULT 0 Pins function as input.
VDATA12TO15IN
VDATA12TO15OUT 1 Pins function as output.
11-9 Reserved - 0 Reserved. The reserved bit location is always read as 0. A value written to this
field has no effect.
8 PDIR8 OF( value) PDIR8 bit controls the direction of the VDATA[9-8] pins.
DEFAULT 0 Pins function as input.
VDATA8TO9IN
VDATA8TO9OUT Pins function as output.
7-5 Reserved - 0 Reserved. The reserved bit location is always read as 0. A value written to this
field has no effect.
4 PDIR4 OF( value) PDIR4 bit controls the direction of the VDATA[7-4] pins.
DEFAULT 0 Pins function as input.
VDATA4TO7IN
VDATA4TO7OUT 1 Pins function as output.
3-1 Reserved - 0 Reserved. The reserved bit location is always read as 0. A value written to this
field has no effect.
0 PDIR0 OF( value) PDIR0 bit controls the direction of the VDATA[3-2] pins.
DEFAULT 0 Pins function as input.
VDATA0T32IN
VDATA0T32OUT 1 Pins function as output.
SPRUEM1 – May 2007 General-Purpose I/O Operation 157
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