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Chapter 47 LCD Controller
5.Operation
5.3 1/3 Duty Cycle Output Waveform
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 5-2 Example of Data Memory Contents for Display
Segment
Contents of data memory for display
COM3 output COM2 output COM1 output COM0 output
SEG 2n output - 1 0 0
SEG2n+1 output - 1 0 1