ST7735R
V0.2 99 2009-08-05
10.1.16 GAMSET (26h): Gamma Set
26H GAMSET (Gamma Set)
Inst / Para
D/CX
WRX
RDX
D17-8
D7 D6 D5 D4 D3 D2 D1 D0 HEX
GAMSET
0 ↑ 1 - 0 0 1 0 0 1 1 0 (26h)
Parameter
1 ↑ 1 - - - - - GC3
GC2
GC1
GC0
Description
-This command is used to select the desired Gamma curve for the current display. A maximum of 4 curves can be
selected. The curve is selected by setting the appropriate bit in the parameter as described in the Table.
GC [7:0] Parameter Curve Selected
GS=1 GS=0
01h GC0 Gamma Curve 1 (G2.2) Gamma Curve 1 (G1.0)
02h GC1 Gamma Curve 2 (G1.8) Gamma Curve 2 (G2.5)
04h GC2 Gamma Curve 3 (G2.5) Gamma Curve 3 (G2.2)
08h GC3 Gamma Curve 4 (G1.0) Gamma Curve 4 (G1.8)
Note: All other values are undefined.
Default
Status Default Value
Power On Sequence 01h
S/W Reset 01h
H/W Reset 01h
Flow Chart
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