Lcd Driver Output Waveform - Oki ML63611 User Manual

13.7

LCD Driver Output Waveform

Figures 13-11 (a) and 13-11 (b) show the output waveforms for 1/4 duty and 1/3 bias, and Figures 13-12 (a) and
13-12 (b) show the output waveforms for 1/3 duty and 1/3 bias.
COM1
COM2
COM3
COM4
Figure 13-11 (a) 1/4 Duty, 1/3 Bias Common Output Waveform
OPTION A (C): 1.5 V (3.0 V), Without regulator
circuit for LCD bias
Frame frequency 64 Hz
1 2 3
13 – 17
4 1 2
OPTION B (D): 1.5 V (3.0 V), With regulator
ML63611 User's Manual
Chapter 13 LCD Driver (LCD)
3 4
V
DD3
V
DD2
V
DD1
V
SS
V
DD3
V
DD2
V
DD1
V
SS
V
DD3
V
DD2
V
DD1
V
SS
V
DD3
V
DD2
V
DD1
V
SS
circuit for LCD bias