Fujitsu MB96300 series Hardware Manual page 692

CHAPTER 26 LCD CONTROLLER/DRIVER
■ Output waveform during LCD controller/driver operation (1/3 duty cycle)
In the 1/3 duty cycle output mode, COM0, COM1 and COM2 outputs are used for LCD display. COM3
output is not used
Example of 1/3 Bias Output Waveform
LCD cells with the maximum voltage difference between common and segment outputs are lit.
Table 26.5-2 Example of Data Memory Contents for display
Segment
SEG 2n output
SEG2n+1 output
684
Contents of data memory for display
COM3 output COM2 output
- 1
- 1
MB96300 Super Series Hardware Manual
COM1 output COM0 output
0 0
0 1