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T108 Release
Copyright by Terawins, Inc.
15
2.5 Gamma Correction
The relation between input video signal and LCD panel may exist non-linear transfer function
such as figure shown below,
R/G /B o u t
R/G /B in
Ideal T rans fer F u nc tion
T 108 G am m a C orrec tion
Ga m m a 0
Ga m m a 1
Ga m m a 2
G a m m a 25 5
Ga m m a 2 4 8
Figure 2-7 Gamma LUT
T108 uses 33-point piece-wise linear interpolation instead of RAM-based LUTs. Each point can be
programmed via register at P0_93h and P0_94h.
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