PRODUCT SPECIFICATION
TMC22x5yA
Control Register Definitions (continued)
Sync Pulse Generator (15)
7
6
5
4
3
2
1
0
Reserved
VINDO
VDIV
VDOV
Reg
Bit
7
Name
Description
Reserved, set to zero.
15
15
Reserved
VINDO
6-2
Number of lines in vertical window. The number of lines (0 to 31) after the
last EQ pulse that the decoder passes through the Vertical INterval winDOw.
15
15
1
0
VDIV
Action inside VINDO. The vertical data inside the `VINDO' is passed
through a simple decoder when LOW, or is passed unprocessed on the luma
channel with the chroma channel set to zero when HIGH.
VDOV
Action outside VINDO. The vertical data after the `VINDO' and before the
end of vertical blanking is blanked (YUV = 0) when LOW, or passed through
the simple decoder when HIGH.
Sync Pulse Generator (16)
7
6
5
4
3
2
1
0
Reserved
NFDLY
SPGIP
MSIP
Reg
16
Bit
7-6
5-4
Name
Description
Reserved
NFDLY
Reserved, set to zero.
16
new field detect delay. NTSC frame detect delay:
NFDLY
00
Function
pixel count = 0
pixel count = 1
pixel count = 2
pixel count = 3
01
10
11
16
3-2
SPGIP
SPG input select. Selects the input to the Sync Pulse Generator:
SPGIP
00
Input
External HSYNC and VSYNC
01
Digitized sync (subcarrier mode)
TRS words embedded in the D1 data stream
TRS words embedded in the D2 data stream
10
11
16
16
1
0
MSIP
SMO
Mixed sync separator input. Set HIGH for external VIDEOB reference or
LOW for output of Low Pass Filter.
State Machine Offset. Set HIGH for a 1H offset and LOW for a 0H offset.
REV. 1.0.0 2/4/03
25
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