AK8850 Datasheet, PDF (82/99 Pages) Asahi Kasei Microsystems – NTSC Digital Video Decoder

ASAHI KASEI
[AK8850]
Color Killer Control Register (R/W) [Sub Address 0x11]
Sub Address 0x11
bit 7
bit 6
CL_KILL Reserved
1
0
bit 5
CKLVL5
1
bit 4
bit 3
CKLVL4
CKLVL3
Default Value
0
1
bit 2
CKLVL2
1
Default Value : 0xAD
bit 1
bit 0
CKLVL1
CKLVL0
0
1
Color Killer Control Register Definition
BIT Register Name
bit 1
CKLVL0
~
Color Killer Level
bit 5
CKLVL5
R/W Definition
Setting the color killer level.
R/W The range of color killer level is
from -17db to -∞ with 63 step.
0 : -∞ dB
63 : -17dB
bit 6 Reserved Reserved bit
bit 7
CL-KILL
Color Killer bit
Default value is 45 (-20dB)
Setting value is defined as following formula
Color killer level is CKL[dB].
Setting value = 10^CKL/20 * 448
R/W Reserved
Color killer switch
0 : Color Killer disable.
R/W 1 : Color Killer enable[Default]
Rev.0
82
2003/01