參數(shù)資料
型號(hào)： ADV7189
廠商： Analog Devices, Inc.
英文描述： Multiformat SDTV Video Decoder
中文描述： 標(biāo)清多格式視頻解碼器
文件頁(yè)數(shù)： 80/104頁(yè)
文件大?。?/td> 890K
代理商： ADV7189
ADV7189
Table 187. Register 0x27 to 0x2A
Subaddress
Register
0x27
Pixel
Delay
Control
Rev. A | Page 80 of 104
Bit Description
LTA[1:0]
. Luma timing adjust
allows the user to specify a
timing difference between
chroma and luma samples.
Bit
4
0
0
1
1
0
0
1
1
Comments
No Delay
Luma 1 clk (37 ns) delayed
Luma 2 clk (72 ns) early
Luma 1 clk (37 ns) early
Set to 0
Not valid setting
Chroma + 2 pixels (early)
Chroma + 1 pixel (early)
No Delay
Chroma – 1 pixel (late)
Chroma – 2 pixels (late)
Chroma – 3 pixels (late)
Not a valid setting
Use values in LTA[1:0] and
CTA[2:0] for delaying
luma/chroma
LTA and CTA values
determined automatically
No swapping
Swap the Cr and Cb
Notes
CVBS mode
LTA[1:0] = 00b;
S-Video mode
LTA[1:0]= 01b,
YPrPb mode
LTA[1:0] = 01b.
7
6
0
5
0
0
0
0
1
1
1
1
3
0
1
0
1
0
1
0
1
2
0
1
0
0
1
0
0
0
1
0
1
Reserved.
CTA[2:0]
. Chroma timing
adjust allows a specified
timing difference between the
luma and chroma samples.
CVBS mode
CTA[2:0] = 011b,
S-Video mode
CTA[2:0] = 101b,
YPrPb mode
CTA[2:0] = 110b.
AUTO_PDC_EN.
Automatically programs the
LTA/CTA values so that luma
and chroma are aligned at the
output for all modes of
operation.
1
0
1
SWPC.
Allows the Cr and Cb
samples to be swapped.
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參數(shù)描述
ADV7189B 制造商:AD 制造商全稱:Analog Devices 功能描述:Multiformat SDTV Video Decoder
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