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)： 94/104頁(yè)
文件大小： 890K
代理商： ADV7189
ADV7189
Table 205. Registers 0xDC to 0xE4
Subaddress
Register
0xDC
Letterbox
Control 1
Rev. A | Page 94 of 104
Bit Description
LB_TH [4:0]
. Sets the threshold value that
detects a black.
Bit
4
0
Comment
Default threshold for detection of
black lines.
Set as default
LB detection ends with last line of
active video on a field.
1100: 262/525.
Letterbox detection aligned with
start of active video.
0100: 23/286 NTSC.
Chroma gain = 0 dB.
7
6
5
3
1
2
1
1
0
0
0
1
0
1
1
1
0
0
Reserved.
LB_EL[3:0]
. Programs the end line of the
activity window for LB detection (end of
field).
0
1
0
0
0xDD
Letterbox
Control 2
LB_SL[3:0]
. Programs the start line of the
activity window for LB detection (start of
field).
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0xDE
Reserved.
0xDF
Reserved.
0xE0
Reserved.
0xE1
SD Offset Cb
SD_OFF_CB [7:0]
. Adjusts the hue by
selecting the offset for the Cb channel.
0xE2
SD Offset Cr
SD_OFF_CR [7:0]
. Adjusts the hue by
selecting the offset for the Cr channel.
0xE3
SD
Saturation
Cb
SD
Saturation Cr
SD_SAT_CB [7:0]
. Adjusts the saturation
of the picture by affecting the gain on the
Cb channel.
SD_SAT_CR [7:0]
. Adjusts the saturation
of picture by affecting the gain on the Cr
channel.
1
0
0
0
0
0
0
0
Chroma gain = 0 dB.
0xE4
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADV7189B 制造商:AD 制造商全稱(chēng):Analog Devices 功能描述:Multiformat SDTV Video Decoder
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ADV7189BBSTZ268H 制造商:AD 制造商全稱(chēng):Analog Devices 功能描述:Multiformat SDTV Video Decoder
ADV7189BBSTZ268H2 制造商:AD 制造商全稱(chēng):Analog Devices 功能描述:Multiformat SDTV Video Decoder
ADV7189BKST 制造商:Analog Devices 功能描述:
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