TW9903 Datasheet, PDF (57/74 Pages) List of Unclassifed Manufacturers – TW9903-Multi-standard Video Decoder With High Quality Down Scaler

TW9903
0x30 – Macrovision Detection
Bit Function R/W
Description
Reset
7 Reserved R
0
6 Reserved R
0
5 Reserved R
0
4 Reserved R
0
3 CSBAD
R ^{1 = Macrovision color stripe detection may be un-reliable}
0
2 MVCSN
R ^{1 = Macrovision AGC pulse detected.}
0
0 = Not detected.
1 CSTRIPE R ^{1 = Macrovision color stripe protection burst detected.}
0
0 = Not detected.
0 CTYPE
R ^{This bit is valid only when color stripe protection is detected, i.e.} 0
Cstripe=1.
1 = Type 2 color stripe protection
0 = Type 3 color stripe protection
0x31 – Clamp Cntl2
Bit Function R/W
Description
7 CTEST R/W ^{Clamping control for debugging use.}
6 YCLEN
5 CCLEN
4 VCLEN
3 GTEST
2 VLPF
R/W ^{1 = V channel clamp disabled}
0 = Enabled.
R/W ^{1 = V channel clamp disabled}
0 = Enabled.
R/W ^{1 = V channel clamp disabled}
0 = Enabled.
R/W ^{1 = Test.}
0 = Normal operation.
R/W ^{Clamping filter control.}
1 CKLY
R/W ^{Clamping current control 1.}
0 CKLC
R/W ^{Clamping current control 2.}
TECHWELL, INC.
57
Reset
0
0
0
0
0
0
0
0
REV. 0.92 ( B )
06/02/2002