ADV7181 AD [Analog Devices], ADV7181 Datasheet - Page 81

• Manufacturer Part Number: ADV7181
• Description: Multiformat SDTV Video Decoder
• Manufacturer: AD [Analog Devices]

Subaddress
0x39
0x3A
0x3D
Register
PAL Comb
Control
Manual
Window
Control
Bit Description
YCMP[2:0]. Luma Comb mode, PAL.
CCMP[2:0]. Chroma Comb mode,
PAL.
CTAPSP[1:0]. Chroma comb taps, PAL.
Reserved
PWRDN_ADC_2. Enables power-
down of ADC2.
PWRDN_ADC_1. Enables power-
down of ADC1.
PWRDN_ADC_0. Enables power-
down of ADC0.
Reserved
Reserved
CKILLTHR[2:0].
Reserved
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7 6
0 0
0 1
1 0
1 1
0 0
0
0
0
0
0
1
1
1
1
5
0
1
1
1
1
0
0
0
1
1
0
0
1
1
4 3
0 0
0 0
0 1
1 0
1 1
1
0
1
0
1
0
1
0
1
Bits
0
1
0
2
0
1
1
1
1
0
1
0
1
0
0
1
1
1
0
1
1
0
0
0
0
0
1
0
1
Comments
luma comb
CTAPSN = 01
4-line adaptive for
CTAPSN = 10
5-line adaptive for
CTAPSN = 11
Fixed 2-line for CTAPSN = 01
Fixed 3-line for CTAPSN = 10
Fixed 4-line for CTAPSN = 11
Fixed 3-line for CTAPSN = 01
Fixed 4-line for CTAPSN = 10
Fixed 5-line for CTAPSN = 11
Fixed 2-line for CTAPSN = 01
Fixed 3-line for CTAPSN = 10
Fixed 4-line for CTAPSN = 11
Adapts 5-lines – 2 lines
(2 taps)
Not used
Adapts 5 lines – 3 lines
(3 taps)
(4 taps)
Set as default
Kill at 0.5%
Kill at 1.5%
Kill at 2.5%
Kill at 4%
Kill at 8.5%
Kill at 16%
Kill at 32%
Set to default
Adaptive 5-line, 3-tap
Use low-pass notch
Fixed luma comb
Fixed luma comb (5-line)
Fixed luma comb (3-line)
3-line adaptive for
Disable chroma comb
Adapts 5 lines – 4 lines
Set as default
ADC2 normal operation
Power down ADC2
ADC1 normal operation
Power down ADC1
ADC0 normal operation
Power down ADC0
Set to default
Reserved
Notes
Top lines of memory
All lines of memory
Bottom lines of
memory
Top lines of memory
All lines of memory
Bottom lines of
memory
CKE = 1 enables the
color kill function
and must be
enabled for
CKILLTHR[2:0] to
take effect.
ADV7181B