Datasheet

Table Of Contents
ADV7188
Rev. A | Page 91 of 112
Bit
1
Address Register Bit Description 7 6 5 43210Comments Notes
0 0 0 Adaptive 3-line for CTAPSN = 01
Adaptive 4-line for CTAPSN = 10
Adaptive 5-line for CTAPSN = 11
100 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.
00 Not used
0 1 Adapts three lines to two lines
1 0 Adapts five lines to three lines
CTAPSN [1:0]. Chroma comb taps NTSC.
11 Adapts five lines to four lines
0x39 PAL Comb Control 0 0 0 Adaptive 5-line, 3-tap luma comb
100Use low-pass notch
101Fixed luma comb (three lines) Top lines of memory.
110Fixed luma comb (five lines) All lines of memory.
YCMP [2:0]. Luma comb mode PAL.
111Fixed luma comb (three lines) Bottom lines of memory.
0 0 0 Adaptive 3-line for CTAPSP = 01
Adaptive 4-line for CTAPSP = 10
Adaptive 5-line for CTAPSP = 11
100 Disable chroma comb
1 0 1 Fixed 2-line for CTAPSP = 01
Fixed 3-line for CTAPSP = 10
Fixed 4-line for CTAPSP = 11
Top lines of memory
1 1 0 Fixed 3-line for CTAPSP = 01
Fixed 4-line for CTAPSP = 10
Fixed 5-line for CTAPSP = 11
All lines of memory
CCMP [2:0]. Chroma comb mode PAL.
1 1 1 Fixed 2-line for CTAPSP = 01
Fixed 3-line for CTAPSP = 10
Fixed 4-line for CTAPSP = 11
Bottom lines of memory
00 Not used
01 Adapts five lines to two lines
(two taps)
1 0 Adapts five lines to three lines
(three taps)
CTAPSP [1:0]. Chroma comb taps PAL.
1 1 Adapts five lines to four lines
(four taps)
0ADC3 normal operation PWRDN_ADC_3. This bit enables power-
down of ADC3.
1Power down ADC3
0 ADC2 normal operation PWRDN_ADC_2. This bit enables power-
down of ADC2.
1 Power down ADC2
0 ADC1 normal operation PWRDN_ADC_1. This bit enables power-
down of ADC1.
1 Power down ADC1
0 ADC0 normal operation PWRDN_ADC_0. This bit enables power-
down of ADC0.
1 Power down ADC0
0x3A ADC Control
Reserved.
0 0 0 1 Set as default
Reserved. 0 0 1 1 Set to default
000 Kill at 0.5%
001 Kill at 1.5%
010 Kill at 2.5%
011 Kill at 4.0%
1 0 0 Kill at 8.5%
1 0 1 Kill at 16.0%
1 1 0 Kill at 32.0%
CKILLTHR [2:0]. Color-kill threshold.
111 Reserved
CKE = 1 enables the color-kill function
and must be enabled for CKILLTHR [2:0]
to take effect. (See
Table 48 for kill
thresholds for SECAM.)
0x3D Manual Window
Control
Reserved.
0 Set to default