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

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3.13.2 Video Capture Channel A Control Register (VCACTL)
Video Capture Registers
Table 3-14. Video Capture Channel x Status Register (VCxSTAT) Field Descriptions
Description
Bit field
(1)
symval
(1)
Value BT.656 or Y/C Mode Raw Data Mode TCI Mode
31 FSYNC OF( value) Current frame sync bit.
DEFAULT 0 VCOUNT = VINT1 or Not used. Not used.
VINT2, as selected by
CLEARED
the FSCL2 bit in
VC xVINT.
SET 1 VCOUNT = 1 in field Not used. Not used.
1.
30 FRMC OF( value) Frame (data) captured bit. Write 1 to clear the bit, a write of 0 has no effect.
DEFAULT 0 Complete frame has Complete data block has Entire data packet has not been
not been captured. not been captured. captured.
NONE
CAPTURED 1 Complete frame has Complete data block has Entire data packet has been
been captured. been captured. captured.
CLEAR
29 F2C OF( value) Field 2 captured bit. Write 1 to clear the bit, a write of 0 has no effect.
DEFAULT 0 Field 2 has not been Not used. Not used.
captured.
NONE
CAPTURED 1 Field 2 has been Not used. Not used.
captured.
CLEAR
28 F1C OF( value) Field 1 captured bit. Write 1 to clear the bit, a write of 0 has no effect.
DEFAULT 0 Field 1 has not been Not used. Not used.
captured.
NONE
CAPTURED 1 Field 1 has been Not used. Not used.
captured.
CLEAR
27-16 VCYPOS OF( value) 0-FFFh Current VCOUNT Upper 12 bits of the data Upper 12 bits of the data
value and the line that counter. counter.
is currently being
received (within the
current field).
DEFAULT 0
15-13 Reserved - 0 Reserved. The reserved bit location is always read as 0. A value written to this field
has no effect.
12 VCFLD OF( value) VCFLD bit indicates which field is currently being captured. The VCFLD bit is updated
based on the field detection logic selected by the FLDD bit in VCACTL.
DEFAULT 0 Field 1 is active. Not used. Not used.
NONE
DETECTED 1 Field 2 is active. Not used. Not used.
11-0 VCXPOS OF( value) 0-FFFh Current HCOUNT Lower 12 bits of the data Lower 12 bits of the data
value. The pixel index counter. counter.
of the last received
pixel.
DEFAULT 0
(1)
For CSL implementation, use the notation VP_VC xSTAT_ field_ symval
Video capture is controlled by the video capture channel A control register (VCACTL) shown in
Figure 3-22 and described in Table 3-15 .
Video Capture Port72 SPRUEM1 – May 2007
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