FEDL9092-01
OKI Semiconductor
ML9092-01/02/03/04
APPLICATION CIRCUIT
Application Example—1/10 duty, 1/4 bias, voltage doubler used (internal contrast adjustment not used)
LCD panel
56 × 10 dots
graphic
VDD = 5 V
COM1–COM10
SEG1–56
Temperature
compensat-
ing and
VCC
VIN
VDD
4.7 F
µ
stabilizing
circuits
VC1+
VS1–
+
KPS
VSS
VOUT
V0
PA0
+
4.7 F
µ
OSC1
ML9092-01
56 k
Ω
OSC2
TEST
CPU
CS
CP
RESET
1 F
µ
Port
or
serial port
DI/O
KREQ
R4/C4
R3/C3
R2/C2
R1/C1
Rotary
switch
L.P.F.
A, B
R0/C0
C4/D4
C0/D0 C1/D1 C2/D2 C3/D3
PB0–PB2
PWM output
ports
5
5 key matrix
×
63/66