AK8857VQ Datasheet, PDF (82/105 Pages) Asahi Kasei Microsystems – Dual Channel Digital Video Decoder

[AK8857VQ]
Color Killer Control Register (R/W) [Sub Address 0x07] (Common register)
Color killer setting register
R/W block is depends on REGSEL setting of Sub-Address “0x00”.
Sub Address 0x07
bit 7
bit 6
COLKILL CONTSEL
Default Value
0
0
bit 5
CKSCM1
0
bit 4
CKSCM0
0
bit 3
CKLVL3
1
bit 2
CKLVL2
0
Default Value : 0x08
bit 1
bit 0
CKLVL1 CKLVL0
0
0
Color Killer Control Register Definition
Bit Register Name
bit 0 CKLVL0
~
~
Color Killer Level Control
bit 3 CKLVL3
bit 4 CKSCM0
~
~
bit 5 CKSCM1
Color Killer Level for
SECAM
bit 6 CONTSEL
Contrast Select
bit 7 COLKILL
Color killer Set
R/W Definition
Burst level setting for color killer activation
R/W
Default value, approx. −23 dB
Burst level setting for color killer activation in
R/W ^{SECAM mode}
Adds 2 bits to CKLVL[3:0]
Contrast selector
R/W [0] : toward luminance of 128
[1] : toward luminance of 0
Color killer ON/OFF setting
R/W [0] : Enable
[1] : Disable
MS1189-E-01
-82-
2010/12