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PI7VD9004ABH Datasheet(PDF) 22 Page - Pericom Semiconductor Corporation

Part No. PI7VD9004ABH
Description  Adaptive EQ 4-channel 960H Video Decoder
Download  53 Pages
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Maker  PERICOM [Pericom Semiconductor Corporation]
Homepage  http://www.pericom.com
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PI7VD9004ABH Datasheet(HTML) 22 Page - Pericom Semiconductor Corporation

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PI7VD9004ABH
Adaptive EQ 4-channel 960H Video Decoder
Pericom Semiconductor Corporation  
22 
www.pericom.com     
 
BIT
FUNCTION
TYPE
DESCRIPTION
0
DET50
R
0: 60Hz source detected
1: 50Hz source detected
1
MONO
R
0:Color burst signal detected
1: No color burst signal detected
2
Reserved
R
Reset to 0b
3
VLOCK
R
0: Vertical logic is not locked
1: Vertical logic is locked to incoming video
4
Reserved
R
Reset to 0b
5
SLOCK
R
0: Sub-carrier sync is not detected
1: Sub-carrier sync is detected
6
HLOCK
R
0:Horizontal sync is not detected
1: Horizontal sync is detected
7
VDLOSS
R
0: Video is detected
1: Video not present
6.1.2
BRIGHTNESS CONTROL REGISTER – OFFSET 01H/11H/21H/31H(Default=00H)
BIT
FUNCTION
TYPE
DESCRIPTION
[7:0]
Brightness
RW
These Signed bits control the brightness.Value range
from -128 to 127
8'h7F: brightest; 8'h80: darkest ;8’h00 : no effect
6.1.3
CONTRASTCONTROL REGISTER – OFFSET 02H/12H/22H/32H(Default=64H)
BIT
FUNCTION
TYPE
DESCRIPTION
[7:0]
Contrast
RW
These unsigned bits control the luminance gain.
8'h7F: maximum contrast
8'h00: minimum contrast
6.1.4
SHARPNESS CONTROL REGISTER – OFFSET 03H/13H/23H/33H(Default=00H)
BIT
FUNCTION
TYPE
DESCRIPTION
[3:0]
Sharpness
RW
These bits control the amount of sharpness enhancement
on the luminance signals
"0" has no effect on the output image
"1" through "15" provides sharpness enhancement with "15"
being the strongest
[7:4]
Reserved
R
Reset to 0h
6.1.5
CHROMA(U) GAIN REGISTER – OFFSET 04H/14H/24H/34H(Default=80H)
BIT
FUNCTION
TYPE
DESCRIPTION
[7:0]
Chroma (U) Gain
RW
Chroma gain value of controlling the color saturation
13-0174


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