SIC63616-(Rev. 1.0) NO. P62
3240-0412
4.6 LCD Driver
4.6.1 Configuration of LCD driver
The S1C63616 has a built-in dot matrix LCD driver that can drive an LCD panel with a maximum of 1,280
dots (40 segments × 32 commons). Figures 4.6.1.1 to 4.6.1.3 show the configuration of the LCD driver and
the drive power supply.
V
C1
V
D2
V
C3
V
C4
V
C5
CA
CB
CC
CD
CE
CF
CG
COM0–COM31
SEG0–SEG39
V
SS
LCD system
voltage regulator
V
C2
LCD contrast
adjustment circuit
LC3
LC2
LC1
LC0
LCD driver
V
C1–
V
C5
Display memory
Clock
manager
V
DD
V
D2
LPAGE
VCSEL
LDUTY2
LDUTY1
LDUTY0
DSPC1
DSPC0
VCCKS1
VCCKS0
FLCKS1
FLCKS0
DBON
OSC1
Oscillation circuit
Power supply
voltage
booster/halver
Fig. 4.6.1.1 Configuration of LCD driver and drive power supply (V
C2
reference, 1/5 bias)
V
C1
V
D2
V
C3
V
C4
V
C5
CA
CB
CC
CD
CE
CF
CG
COM0–COM15
SEG0–SEG55
V
SS
LCD system
voltage regulator
V
C2
LCD contrast
adjustment circuit
LC3
LC2
LC1
LC0
LCD driver
V
C1–
V
C5
Display memory
Clock
manager
V
DD
V
D2
LPAGE
VCSEL
LDUTY2
LDUTY1
LDUTY0
DSPC1
DSPC0
VCCKS1
VCCKS0
FLCKS1
FLCKS0
DBON
OSC1
Oscillation circuit
Power supply
voltage
booster/halver