STE2002 STMicroelectronics, STE2002 Datasheet - Page 5

• Manufacturer Part Number: STE2002
• Description: 81 x 128 SINGLE CHIP LCD CONTROLLER / DRIVER
• Manufacturer: STMicroelectronics

Figure 3. Improved ALTH & PLESKO Driving Method
V
V
state1
state2
(t)
(t)
ROW 0
ROW 1
V
COL 0
COL 1
V
V
V
R0 (t)
R1 (t)
C0 (t)
C1 (t)
1
2
LCD
V
LCD
V
(t) = C1(t) - R0(t)
(t) = C1(t) - R1(t)
V
V
V
V
LCD
LCD
3
3
3
3
V
V
V
V
- V
- V
- V
- V
- V
- V
V
V
V
V
- V
- V
LCD
LCD
LCD
LCD
0V
0V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
2
3
4
5
2
3
4
5
2
3
4
5
2
3
4
5
2
2
0 1 2 3 4 5 6 7 8 9
.......
FRAME n
.....
64
0 1 2 3 4 5 6 7 8 9
.......
FRAME n + 1
.....
64
V
0V
V
V
V
V
0V
V
V
V
4
SS
4
SS
4
SS
4
SS
- V
- V
- V
- V
D00IN1154
- V
- V
- V
- V
5
5
LCD
LCD
5
5
LCD
LCD
STE2002
V
V
1
2
(t)
(t)
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