AK8856VN Datasheet, PDF (88/98 Pages) Asahi Kasei Microsystems – NTSC/PAL Video Decoder

ASAHI KASEI
[AK8856 Preliminary Data Sheet]
Saturation Control Register (R/W) [Sub Address 0x08]
This register is for Color Saturation Adjustment, and the default value (no adjustment) is 0x80.
Sub Address 0x08
bit 7
bit 6
SAT7
SAT6
1
0
bit 5
SAT5
0
bit 4
bit 3
SAT4
SAT3
Default Value
0
0
bit 2
SAT2
0
Default Value: 0x80
bit 1
bit 0
SAT1
SAT0
0
0
Saturation Control Register Definition
BIT Register Name
bit 0
SAT0
~
~
bit 7
SAT7
Saturation Control
R/W
Definition
Saturation Adjustment: resolution is 1/256 step and
the range is from 0 to 255/128.
R/W SAT7:SAT0
0 : 0 x (no color exists)
0xff : 255/128 x 0xff : 255/128 x
HUE Control Register (R/W) [Sub Address 0x09]
This register is for Hue Adjustment, and the default value (no adjustment) is 0x00.
Sub Address 0x09
bit 7
bit 6
HUE7
HUE6
0
0
bit 5
HUE5
0
bit 4
bit 3
HUE4
HUE3
Default Value
0
0
bit 2
HUE2
0
Default Value: 0x00
bit 1
bit 0
HUE1
HUE0
0
0
HUE Control Register Definition
BIT Register Name
bit 0
HUE0
~
~
bit 7
HUE7
HUE Control
R/W
Definition
Hue adjustment: two’s complement format.
R/W
Default value is 0x00.
Resolution is 1/256 step (approximately 0.35° / step ),
with a range of ±45°.
MS0522-E-00
88
2006/Dec