adv7189b Analog Devices, Inc., adv7189b Datasheet - Page 86

• Manufacturer Part Number: adv7189b
• Description: Multiformat Sdtv Video Decoder
• Manufacturer: Analog Devices, Inc.

ADV7189B
Subaddress
0xC4
0xDC
0xDE
0xDD
0xDF
0xE0
0xE1
0xE2
0xE3
0xE4
Register
ADC
SWITCH 2
Letterbox
Control 1
Letterbox
Control 2
SD Offset
Cb
SD Offset
Cr
SD
Saturation
Cb
SD
Saturation
Cr
Bit Description
ADC2_SW[3:0]. Manual muxing
control for ADC2.
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).
LB_SL[3:0]. Program the start line
of the activity window for LB
detection (start of field).
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.
Rev. B | Page 86 of 104
7 6
0
1
1 0
0 0
0 1
0 0
0 0
1 0
1 0
1 0
1 0
x
5
x
1
0
0
0
0
0
0
0
0
4 3
x
0
0
0
0
1
0
0
0
0
Bits
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
0
1
0
0
0
0
0
0
2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
0
1
0
1
0
0
0
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
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
Default threshold for the
detection of black lines.
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.
Chroma gain = 0 dB
Chroma gain = 0 dB
Notes
SETADC_sw_man_
en = 1