VX1828B
Preliminary Datasheet
Video Processor for Middle Size LCD Panel
P.42/P.64
V1.0 050420
6.2.8 PICTURE ADJUSTMENT REGISTERS
Bit Map
Addr.
(Hex)
Name
Def.
(Hex)
7 6 5 4 3 2 1 0
1D PADJ00
00
-
1E PADJ01
80
BRIGHTNESS
1F PADJ02
80
CONTRAST
20 PADJ03
80
SATURATION
21 PADJ04
60
-
-
HUE
22 PADJ05
18 BKXON
BKXAUTO
YDLY
[2:0]
CEN VNR UVINV
23 PADJ06
46
BKXLVL
24 PADJ07
64
BKXMAX
25 PADJ08
00
BKXTPIN
26 PADJ09
FF
BKXSLP
27 (R)
PADJ0A
-
BKXPCONT
BRIGHTNESS
Brightness adjustment
CONTRAST
Contrast adjustment
SATURATION
Saturation adjustment
HUE
Hue adjustment
YDLY
Y channel delay control
CEN
Color transient improvement (CTI) enable
0 CTI enable (df.)
1 CTI
disable
VNR
Video noise reduction (VNR) enable
UVINV
UV inversion
BKXON
Black-level extension (BLE) enable
BKXAUTO
0 Manually setting black-level extension
1 Automatically setting black-level extension
BKXLVL
Black-level threshold. Luminance below the value is considered
as black.
BKXMAX
The maximum location of adaptive turnaround point
BKXTPIN
Parameter for manually setting black-level extension
BKXSLP
The slope of the transform function in BLE section
BKXPCONT
Readout parameter for manually setting black-level extension