Mitsubishi Electric KD Series, Руководство пользователя

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5-2-17 γ correction function
[Function]
Change output linearity based on Look-up table
(γ correction table).
The initial setting is γ=1 (γ correction OFF).
[Factory setting at look-up table]
γ table : γ=2.2
[Remark]
1)γ correction selects or specifies a gradation of 256 steps
(8 bit length), that is one of 4 blocks that 1024 steps (10bit
length) are divided by 4.
2)For more details of γ correction, refer to the Function
Specification.
82
Address Register name R/W Parameter
Data
Function Initial
70E0h GammaCorrectionEnable R/W 0 or 1
Set γ correction On/Off
0:OFF /1:ON
0
5-2 Setting
⑮
:
Gamma
Correction
TM-XJ959A
0
256
512
768
1024
Output
GMSH_01
Gamma Table Threshold
256 512 768 1024
Input
GMSH_02 GMSH_03
Zone0
Zone1 Zone2
Zone3
Zone0
0-128
gradations
0
8bit-SRAM
FFh-00h
9
8
7
6
5
4
3
2
1
0 LSB
0
Zone1
129-346
gradations
1
8bit-SRAM
FFh-00h
1
Zone2
347-640
gradations
0
8bit-SRAM
FFh-00h
1
Zone3
641-1023
gradations
1
8bit-SRAM
FFh-00h
Gamma Curve
Data after
Conversion