參數(shù)資料
型號: ADV7189B
廠商: Analog Devices, Inc.
英文描述: Multiformat SDTV Video Decoder
中文描述: 標清多格式視頻解碼器
文件頁數(shù): 86/104頁
文件大?。?/td> 805K
代理商: ADV7189B
ADV7189B
Rev. B | Page 86 of 104
Bits
4
x
Comments
No connection
No connection
AIN2
No connection
No connection
AIN5
AIN6
No connection
No connection
No connection
AIN8
No connection
No connection
AIN11
AIN12
No connection
Disable
Enable
Notes
SETADC_sw_man_
en = 1
Subaddress
0xC4
Register
ADC
SWITCH 2
Bit Description
ADC2_SW[3:0]. Manual muxing
control for ADC2.
7
0
1
6
x
5
x
3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Reserved
ADC_SW_MAN_EN. Enable
manual setting of the input
signal muxing.
LB_TH[4:0]. Sets the threshold
value that determines if a line is
black.
Reserved
Reserved
LB_EL[3:0]. Programs the end line
of the activity window for LB
detection (end of field).
0
1
1
0
0
Default threshold for the
detection of black lines.
0xDC
Letterbox
Control 1
1
0
0
0
1
0
0
0
1
0
1
0
0
0
0
Set as default
LB detection ends with
the last line of active
video on a field.
1100b: 262/525.
Letterbox detection
aligned with the start of
active video,
0100b: 23/286 NTSC.
0xDE
0xDD
Letterbox
Control 2
LB_SL[3:0]. Program the start line
of the activity window for LB
detection (start of field).
0
1
0
0
0xDF
0xE0
0xE1
SD Offset
Cb
Reserved
Reserved
SD_OFF_CB[7:0]. Adjusts the hue
by selecting the offset for the Cb
channel.
SD_OFF_CR[7:0]. Adjusts the hue
by selecting the offset for the Cr
channel.
SD_SAT_CB[7:0]. Adjusts the
saturation of the picture by
affecting gain on the Cb channel.
SD_SAT_CR[7:0]. Adjusts the
saturation of the picture by
affecting gain on the Cr channel.
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0xE2
SD Offset
Cr
1
0
0
0
0
0
0
0
0xE3
SD
Saturation
Cb
SD
Saturation
Cr
1
0
0
0
0
0
0
0
Chroma gain = 0 dB
0xE4
1
0
0
0
0
0
0
0
Chroma gain = 0 dB
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