PRODUCT SPECIFICATION
TMC22x5yA
Control Register Definitions (continued)
Comb Filter Control (0D)
7
6
5
4
3
2
1
0
CEST
CESG
YESG
CESTBY
XFEN
FAST
YWBY
Reg
Bit
Name
Description
Chroma error signal transform.
0D
7-6
CEST
CEST
00
Video Standard
PAL/NTSC
NTSC
Clock Rate (MHz)
4*Fsc & 13.5MHz
12.27MHz
01
10
PAL
14.75MHz
11
PAL
15MHz
0D
0D
5
4
CESG
YESG
Chroma error signal gain.
CESG
Function
0
1
Normal chroma fail signal levels
Double the chroma error signal levels
Luma error signal gain.
YESG
Function
0
1
Normal luma fail signal levels
Double the luma error signal levels
0D
0D
0D
3
2
1
CESTBY
XFEN
Chroma error signal bypass. When HIGH, bypasses chroma error signal.
XLUT filter enable. When HIGH, enables the LPF on the XLUT output.
FAST
Adaption speed select. When HIGH, the 3 line comb filter selects between
comb filter architectures on a pixel by pixel basis. When LOW, the selection
is filtered.
0D
0
YWBY
Luma weighting bypass. When HIGH bypasses the luma fail weighting.
REV. 1.0.0 2/4/03
21
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
