Samsung KS57C2308 Manual page 268

LCD CONTROLLER/DRIVER
COM0
COM1
COM2
SEG12
COM0–
SEG12
COM1–
SEG12
COM2–
SEG12
12-20
Figure 12-17. LCD Signal Waveforms at 1/3 Duty, 1/3 Bias
T f
KS57C2308/P2308/C2316/P2316
V
LC0
V LC1
V LC2
V
SS
V
LC0
V LC1
V LC2
V
SS
V
LC0
V LC1
V LC2
V
SS
V
LC0
V LC1
V LC2
V
SS
+ V LCD
+ 1/3 V LCD
0
– 1/3 V LCD
– V
LCD
+ V LCD
+ 1/3 V LCD
0
– 1/3 V LCD
– V LCD
+ V LCD
+ 1/3 V LCD
0
– 1/3 V LCD
– V LCD