Datasheet

RL78/L12 CHAPTER 14 LCD CONTROLLER/DRIVER
R01UH0330EJ0200 Rev.2.00 641
Dec 13, 2013
Figure 14-26. Voltages and Phases of Common and Segment Signals (1/3)
(a) Static display mode (waveform A)
Select Deselect
Common signal
Segment signal
V
L4
V SS
V LCD
V L4
V SS
V LCD
TT
T: One LCD clock period
(b) 1/2 bias method (waveform A)
Select Deselect
Common signal
Segment signal
V
L4
VSS
VLCD
VL4
VSS
VLCD
TT
V
L2
VL2
T: One LCD clock period