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3.13.6 Video Capture Channel x Field 2 Stop Register (VCxSTOP2)
Video Capture Registers
Table 3-18. Video Capture Channel x Field 2 Start Register (VCxSTRT2) Field Descriptions
Description
Bit
field
(1)
symval
(1)
Value
BT.656 or Y/C Mode
Raw Data Mode
TCI Mode
31-28
Reserved
-
0
Reserved. The reserved bit location is always read as 0. A value written to this
field has no effect.
27-16
VCYSTART
OF(value)
0-FFFh
Starting line number.
Not used.
Not used.
DEFAULT
0
15-12
Reserved
-
0
Reserved. The reserved bit location is always read as 0. A value written to this
field has no effect.
11-0
VCXSTART
OF(value)
0-FFFh
Starting pixel number. Must be
Not used.
Not used.
an even number (LSB is
treated as 0).
DEFAULT
0
(1)
For CSL implementation, use the notation VP_VCxSTRT2_field_symval
The video capture channel x field 2 stop register (VCxSTOP2) defines the end of the field 2-captured
image.
These registers are not used in raw data mode or TCI mode because their capture sizes are completely
defined by the field 1 start and stop registers.
The video capture channel x field 2 stop register (VCxSTOP2) is shown in
and described in
.
Figure 3-26. Video Capture Channel x Field 2 Stop Register (VCxSTOP2)
31
28
27
16
Reserved
VCYSTOP
R-0
R/W-0
15
12
11
0
Reserved
VCXSTOP
R-0
R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 3-19. Video Capture Channel x Field 2 Stop Register (VCxSTOP2) Field Descriptions
Description
Bit
field
(1)
symval
(1)
Value
BT.656 or Y/C Mode
Raw Data Mode
TCI Mode
31-28
Reserved
-
0
Reserved. The reserved bit location is always read as 0. A value written to this
field has no effect.
27-16
VCYSTOP
OF(value)
0-FFFh
Last captured line.
Not used.
Not used.
DEFAULT
0
15-12
Reserved
-
0
Reserved. The reserved bit location is always read as 0. A value written to this
field has no effect.
11-0
VCXSTOP
OF(value)
0-FFFh
Last captured pixel (VCXSTOP
Not used.
Not used.
- 1). Must be an even value
(the LSB is treated as 0).
DEFAULT
0
(1)
For CSL implementation, use the notation VP_VCxSTOP2_field_symval
Video Capture Port
78
SPRUEM1 – May 2007