Datasheet

ADV7189B
Rev. B | Page 81 of 104
Bits
Subaddress Register Bit Description
7 6 5 4 3 2 1 0 Comments Notes
0 0 0 Adaptive 3-line, 3-tap
luma
1 0 0 Use low-pass notch
1 0 1 Fixed luma comb (2-line) Top lines of memory
1 1 0 Fixed luma comb (3-Line) All lines of memory
YCMN[2:0]. luma
comb mode, NTSC.
1 1 1 Fixed luma comb (2-line) Bottom lines of
memory
0 0 0 3-line adaptive for
CTAPSN = 01
4-line adaptive for
CTAPSN = 10
5-line adaptive for
CTAPSN = 11
1 0 0 Disable chroma comb
1 0 1 Fixed 2-line for
CTAPSN = 01
Fixed 3-line for
CTAPSN = 10
Fixed 4-line for
CTAPSN = 11
Top lines of memory
1 1 0 Fixed 3-line for
CTAPSN = 01
Fixed 4-line for
CTAPSN = 10
Fixed 5-line for
CTAPSN = 11
All lines of memory
CCMN[2:0]. chroma
comb mode, NTSC.
1 1 1 Fixed 2-line for
CTAPSN = 01
Fixed 3-line for
CTAPSN = 10
Fixed 4-line for
CTAPSN = 11
Bottom lines of
memory
0 0 Adapts 3 lines – 2 lines
01 Not used
1 0 Adapts 5 lines – 3 lines
0x38
NTSC
Comb
Control
CTAPSN[1:0]. chroma
comb taps, NTSC.
1 1 Adapts 5 lines – 4 lines