參數(shù)資料
型號: ADV7188
廠商: Analog Devices, Inc.
英文描述: Multiformat SDTV Video Decoder with Fast Switch Overlay Support
中文描述: 標清多格式視頻解碼器支持快速開關(guān)重疊
文件頁數(shù): 45/112頁
文件大?。?/td> 943K
代理商: ADV7188
ADV7188
Rev. 0 | Page 45 of 112
0
VADVANCE END OF
DELBY NVEND[4:0]
VSYNC END
NVENDSIGN
ODD FIELD
0
1
NO
YES
NVENDDELO
VSEHO
DELAY BY
1 LINE
ADVANCE BY
0.5 LINE
1
0
1
0
NVENDDELE
VSEHE
DELAY BY
1 LINE
ADVANCE BY
0.5 LINE
1
0
1
0
NOPROGRAMMING
Figure 30. NTSC VSYNC End
NVENDDELO NTSC VSYNC End Delay on Odd Field,
Address 0xE6 [7]
0 (default)—No delay.
1—Delays VSYNC from going low on an odd field by a line
relative to NVEND.
NVENDDELE NTSC VSYNC End Delay on Even Field,
Address 0xE6 [6]
0 (default)—No delay.
1—Delays VSYNC from going low on an even field by a line
relative to NVEND.
NVENDSIGN NTSC VSYNC End Sign, Address 0xE6 [5]
0 (default)—Delays the end of VSYNC. Set for user manual
programming.
1—Advances the end of VSYNC. Not recommended for user
programming.
NVEND[4:0] NTSC VSYNC End, Address 0xE6 [4:0]
The default value of NVEND is 00100, indicating the NTSC
VSYNC end position.
For all NTSC/PAL VSYNC timing controls, both the V bit in
the AV code and the VSYNC on the VS pin are modified.
NFTOGDELO NTSC Field Toggle Delay on Odd Field,
Address 0xE7 [7]
0 (default)—No delay.
1—Delays the field toggle/transition on an odd field by a line
relative to NFTOG.
NFTOGDELE NTSC Field Toggle Delay on Even Field,
Address 0xE7 [6]
0—No delay.
1 (default)—Delays the field toggle/transition on an even field
by a line relative to NFTOG.
0
ADVANCE TOGGLE OF
FIELD BY NFTOG[4:0]
DELAY TOGGLE OF
FIELD BY NFTOG[4:0]
NFTOGSIGN
ODD FIELD
0
1
NO
YES
NFTOGDELE
ADDITIONAL
DELAY BY
1 LINE
1
0
NFTOGDELO
ADDITIONAL
DELAY BY
1 LINE
1
0
FIELD
TOGGLE
NOT VALID FOR USER
PROGRAMMING
Figure 31. NTSC FIELD Toggle
NFTOGSIGN NTSC Field Toggle Sign, Address 0xE7 [5]
0—Delays the field transition. Set for user manual
programming.
1 (default)—Advances the field transition. Not recommended
for user programming.
NFTOG[4:0] NTSC Field Toggle, Address 0xE7 [4:0]
The default value of NFTOG is 00011, indicating the NTSC
Field toggle position.
For all NTSC/PAL field timing controls, both the F bit in the
AV code and the field signal on the FIELD/DE pin are
modified.
PVBEGDELO PAL VSYNC Begin Delay on Odd Field,
Address 0xE8 [7]
0 (default)—No delay.
1—Delays VSYNC going high on an odd field by a line relative
to PVBEG.
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