1/3 Duty, 1/2 Bias Drive Technique
LC75804E, LC75804W
COM1
COM2
COM3
LCD driver output when all LCD segments corresponding to
COM1, COM2 and COM3 are turned off.
LCD driver output when only LCD segments
corresponding to COM1 are on
LCD driver output when only LCD segments
corresponding to COM2 are on.
LCD driver output when LCD segments corresponding
to COM1 and COM2 are on.
LCD driver output when only LCD segments
corresponding to COM3 are on.
LCD driver output when LCD segments corresponding
to COM1 and COM3 are on.
LCD driver output when LCD segments corresponding
to COM2 and COM3 are on.
LCD driver output when all LCD segments corresponding to
COM1, COM2 and COM3 are on.
fosc
384 [Hz]
1/3 Duty, 1/2 Bias Waveforms
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
VLCD
VLCD1,VLCD2
0V
No. 6266-19/37