adv7180 Analog Devices, Inc., adv7180 Datasheet - Page 88

• Manufacturer Part Number: adv7180
• Description: 10-bit, 4 X Oversampling Sdtv Video Decoder
• Manufacturer: Analog Devices, Inc.

ADV7180
Subaddress
0x37
0x38
0x39
Register
Polarity
NTSC Comb
Control
PAL Comb
Control
Bit Description
PCLK. Sets polarity of
LLC1.
Reserved.
PF. Sets the FIELD polarity.
Reserved.
PVS. Sets the VS polarity.
Reserved.
PHS. Sets HS polarity.
YCMN[2:0]. Luma
comb mode, NTSC.
CCMN[2:0]. Chroma comb
mode, NTSC.
CTAPSN[1:0]. Chroma
comb taps, NTSC.
YCMP[2:0]. Luma
comb mode, PAL.
CCMP[2:0]. Chroma comb
mode, PAL.
CTAPSP[1:0]. Chroma
comb taps, PAL.
7
0
1
0
0
1
1
0
0
1
1
(Shading Indicates Default State)
6
0
0
1
0
1
0
1
0
1
Rev. B | Page 88 of 112
5
0
1
0
1
1
1
1
0
1
1
1
1
4
0
0
0
0
1
1
0
0
0
1
1
Bits
3
0
1
0
0
1
0
1
0
0
1
0
1
2
0
0
1
1
1
1
0
1
1
1
1
1
0
0
0
0
1
1
0
0
1
1
1
0
0
1
0
0
1
0
1
0
0
0
0
1
LQFP-64
Invert polarity
Normal polarity as per the timing
diagrams
Set to 0
Active high
Active low
Set to 0
Active high
Active low
Set to 0
Active high
Active low
Adaptive 3-line, 3-tap luma
Use low-pass notch
Fixed luma comb (2-line)
Fixed luma comb (3-line)
Fixed luma comb (2-line)
3-line adaptive for CTAPSN = 01
4-line adaptive for CTAPSN = 10
5-line adaptive for CTAPSN = 11
Disable chroma comb
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 three to two lines
Not used
Adapts five to three lines
Adapts five to four lines
Adaptive 5-line, 3-tap luma comb
Use low-pass notch
Fixed luma comb
Fixed luma comb (5-line)
Fixed luma comb (3-line)
3-line adaptive for CTAPSN = 01
4-line adaptive for CTAPSN = 10
5-line adaptive for CTAPSN = 11
Disable chroma comb
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 five to two lines (two taps)
Not used
Adapts five to three lines (three taps)
Adapts five to four lines (four taps)
Comments
LFCSP-40
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
Top lines of memory
All lines of memory
Bottom lines of
memory
Top lines of memory
All lines of memory
Bottom lines of
memory