HD66760 Datasheet, PDF (68/105 Pages) Hitachi Semiconductor – 104 X 80-dot Graphics LCD Controller/Driver for 256 Colors

HD66760
1 234
COM1
COM2
V1
V2
V5
GND
V1
V2
V5
GND
COM79
V1
V2
V5
GND
COM80
V1
V2
V5
GND
1 frame
79 80 1 2 3
79 80
1 frame
Figure 46 LCD Drive Output Waveform (B-pattern AC Drive with 1/80 Multiplexing Duty Ratio)