Technical information
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
3825 Group
38
Fig. 35 LCD drive waveform (1/3 bias)
I
n
t
e
r
n
a
l
l
o
g
i
c
L
C
D
C
K
t
i
m
i
n
g
1
/
4
d
u
t
y
V
o
l
t
a
g
e
l
e
v
e
l
VL
3
VS
S
C
O
M0
C
O
M1
C
O
M2
C
O
M3
S
E
G0
OFF ON OFF ON
COM3
C
O
M2 COM1 C
O
M0
COM3
COM2 C
O
M1 C
O
M0
1
/
3
d
u
t
y
OFFO
N O
NO
F
F O
NO
F
F
1/2 duty
COM
0
COM1
C
O
M2
SEG0
C
O
M0
COM1
S
E
G0
OFFO
N O
F
FO
N O
F
FO
N O
F
FON
VL3
VL2
VSS
VL1
VL3
VL2
VSS
VL1
VL
3
VSS
VL3
VL2
VSS
VL1
VL3
VSS
C
O
M0
C
O
M2 COM1 C
O
M0
C
O
M2 COM1 C
O
M0 C
O
M2
COM1 COM0
COM1 C
O
M0
COM1 COM0 COM1 COM0