Advertisement
VOLTAGE BOOSTER
BLOCK DIAGRAM
V
Clock
LCON.1
LCON.0
LCON.2
LCD
Drive
V
LC0
Voltage
Booster
V
LC0
Voltage
Regulator
(1.05 V)
1/3 Bias
17-2
DD
Voltage
Regulator
V
SS
Figure 17-1. Voltage Booster Block Diagram
COM0-3
SEG0-SEG31
V
LC1
V
LC2
CA
CB
V
LC2
V
LC1
V
LC0
Figure 17-2. Pin Connection Example
V
(V
)
LC0
R
C0
V
LC0
CAB
C2
C1
C0
1/2 Bias and Static
S3C8248/C8245/P8245/C8247/C8249/P8249
CAB
CAB
V
(2 x V
)
LC1
R
C1
LCD
Drive
V
LC1
V
LC2
CA
CB
Voltage
Booster
V
LC0
Voltage
Regulator
(1.5 V)
V
(3 x V
)
LC2
R
C2
COM0-3
SEG0-SEG31
CAB
V
LC2
C1
V
LC1
C0
V
LC0
Advertisement
