S6B33A2 Datasheet, PDF (36/67 Pages) Samsung semiconductor – 128 RGB Segment & 129 Common Driver For 4,096 Color STN LCD

S6B33A2 PRELIMINARY VER 1.3 128 RGB SEGMENT & 129 COMMON DRIVER FOR 4,096 COLOR STN LCD
Contrast Control (1) (2AH)
This instruction updates the contrast control value in normal display mode and partial display mode 0.
D/I
/WR
/RD
DB7 DB6
DB5
DB4
DB3 DB2
DB1
DB0
0
0
1
0
1
0
1
0
0
0
1
Contrast control value (0 to 255)
The relation between V1 voltage (typ.) and Contrast(1) set value ( 3bit step case)
Contrast(1)
(HEX)
00h
08h
10h
18h
20h
28h
V1[V]
2.000
2.041
2.081
2.122
2.163
2.203
Contrast(1)
(HEX)
30h
38h
40h
48h
50h
58h
V1[V]
2.244
2.284
2.325
2.366
2.406
2.447
Contrast(1)
(HEX)
60h
68h
70h
78h
80h
88h
V1[V]
2.488
2.528
2.569
2.609
2.650
2.691
Contrast(1)
(HEX)
90h
98h
A0h
A8h
B0h
B8h
V1[V]
2.731
2.772
2.813
2.853
2.894
2.934
Contrast(1)
(HEX)
V1[V]
C0h
2.975
C8h
3.016
D0h
3.056
D8h
3.097
E0h 3.138
E8h 3.178
Contrast(1)
(HEX)
F0h
F8h
FFh
V1[V]
3.219
3.259
3.300
Contrast Control (2) (2BH)
This instruction updates the contrast control value in partial display mode 1.
D/I
/WR
/RD DB7 DB6
DB5
DB4 DB3 DB2
DB1
DB0
0
0
0
1
0
0
0
1
0
0
1
Contrast control value (0 to 255)
The relation between V1 voltage (typ.) and Contrast(2) set value ( 3bit step case)
Contrast(1)
(HEX)
00h
08h
10h
18h
20h
28h
V1[V]
2.000
2.041
2.081
2.122
2.163
2.203
Contrast(1)
(HEX)
30h
38h
40h
48h
50h
58h
V1[V]
2.244
2.284
2.325
2.366
2.406
2.447
Contrast(1)
(HEX)
60h
68h
70h
78h
80h
88h
V1[V]
2.488
2.528
2.569
2.609
2.650
2.691
Contrast(1)
(HEX)
90h
98h
A0h
A8h
B0h
B8h
V1[V]
2.731
2.772
2.813
2.853
2.894
2.934
Contrast(1)
(HEX)
V1[V]
C0h
2.975
C8h
3.016
D0h
3.056
D8h
3.097
E0h 3.138
E8h 3.178
Contrast(1)
(HEX)
F0h
F8h
FFh
V1[V]
3.219
3.259
3.300
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