Unibrain 780 - Manual (Page 32)

Unibrain Fire-i 580/780/785/980 Operation Manual Page 26
3.9. Gamma
Gamma control defines the function between incoming light level and output picture level. Factory default setting for
Gamma is set to 1.0. Gamma value is adjustable in the range of 0.45 ~ 1.65 as per the table below. For Gamma
control inquiry and status register, follow the same definition as “BRIGHTNESS”
Gamma Range Table
Gamma
Value
0 1 2 3 4
Gamma 0.45 0.65 1.0 1.45 1.65
0
500
1000
1500
2000
2500
3000
3500
4000
0 500 1000 1500 2000 2500 3000 3500 4000
Gamma=0.45(0)
Gamma=1.0.(10)
Gamma=1.65(4)
4095
4095