MSM6222B-xx OKI, MSM6222B-xx Datasheet - Page 37
MSM6222B-xx
Manufacturer Part Number
MSM6222B-xx
Description
DOT MATRIX LCD CONTROLLER WITH 16 DOT COMMON DRIVER AND 40 DOT SEGMENT DRTVER
Manufacturer
OKI
Datasheet
1.MSM6222B-XX.pdf
(45 pages)
- Current page: 37 of 45
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¡ Semiconductor
Figures 12, 13 and 14 show the LCD driving waveforms consisting of COM signal, SEG signal,
DF signal and L (latch pulse waveform) signal, in the duty of 1/8, 1/11 and 1/16 respectively.
The relation between duty and frame frequency is described in the table below.
(Note) The OSC oscillation frequency is assumed to be 250 kHz.
LCD Drive Waveforms
Duty
1/8
1/11
1/16
Frame frequency
78.1 Hz
56.8 Hz
78.1 Hz
MSM6222B-xx
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