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ADV7181BBCPZ Datasheet(PDF) 73 Page - Analog Devices

Part # ADV7181BBCPZ
Description  Multiformat SDTV Video Decoder
PDF  96 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADV7181BBCPZ Datasheet(HTML) 73 Page - Analog Devices

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ADV7181B
Rev. 0 | Page 73 of 96
Bits
Subaddress
Register
Bit Description
7
6
5
4
3
210
Comments
Notes
0
Disable
AD_PAL_EN. PAL B/G/I/H autodetect
enable.
1
Enable
0
Disable
AD_NTSC_EN. NTSC autodetect
enable.
1
Enable
0
Disable
AD_PALM_EN. PAL M autodetect
enable.
1
Enable
0
Disable
AD_PALN_EN. PAL N autodetect
enable.
1
Enable
0
Disable
AD_P60_EN. PAL 60 autodetect
enable.
1
Enable
0
Disable
AD_N443_EN. NTSC443 autodetect
enable.
1
Enable
0
Disable
AD_SECAM_EN. SECAM autodetect
enable.
1
Enable
0
Disable
0x07
Autodetect
Enable
AD_SEC525_EN. SECAM 525
autodetect enable.
1
Enable
0x08
Contrast
Register
CON[7:0]. Contrast adjust. This is the
user control for contrast adjustment.
1
0
0
0
0
0
0
0
Luma gain = 1
0x00 Gain = 0;
0x80 Gain = 1;
0xFF Gain = 2
0x09
Reserved
Reserved
1
0
0
0
0
0
0
0
0x0A
Brightness
Register
BRI[7:0]. This register controls the
brightness of the video signal.
0
0
0
0
0
0
0
0
0x00 = 0IRE;
0x7F = 100IRE;
0x80 = –100IRE
0x0B
Hue
Register
HUE[7:0]. This register contains the
value for the color hue adjustment.
0
0
0
0
0
0
0
0
Hue range =
–90° to +90°
0x0C
Default
Value Y
0
Free-run mode dependent
on DEF_VAL_AUTO_EN
DEF_VAL_EN. Default value enable.
1
Force Free-run mode on
and output blue screen
0
Disable Free-run mode
DEF_VAL_AUTO_EN. Default value.
1
Enable Automatic Free-
run mode (blue screen)
When lock is lost,
Free-run mode can
be enabled to
output stable
timing, clock, and a
set color.
0
0
1
1
0
1
DEF_Y[5:0]. Default value Y. This
register holds the Y default value.
Y[7:0] = {DEF_Y[5:0],0, 0}
Default Y value
output in Free-run
mode.
0x0D
Default
Value C
0
1
1
1
1
1
0
0
DEF_C[7:0]. Default value C. The Cr
and Cb default values are defined in
this register.
Cr[7:0] = DEF_C[7:4],0, 0, 0, 0}
Cb[7:0] = DEF_C[3:0], 0, 0,
0, 0}
Default Cb/Cr value
output in Free-run
mode. Default
values give blue
screen output.
0x0E
ADI
Control
Reserved
0
0
0
0
0
Set as Default
0
Access User Reg Map
SUB_USR_EN. Enables the user to
access the Interrupt map
1
Access Interrupt Reg Map
See Figure 37
Reserved
0
0
Set as default



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