msm63182a Oki Semiconductor, msm63182a Datasheet - Page 27

• Manufacturer Part Number: msm63182a
• Description: 4-bit Microcontroller With Built-in 512-dot Matrix Lcd Drivers, Operating At 0.9 V Min. Msm63182a4-bit Microcontroller With Built-in 512-dot Matrix Lcd Drivers, Operating At 0.9 V Min.
• Manufacturer: Oki Semiconductor

Note: V
1 Semiconductor
V
C
DD
G
V
pin of the external memory.
DDI
DDI
5 to 25 pF
is the power supply pin for the input, output, and input-output ports. Be sure to connect the
pin either to the positive power supply pin (V
C
Buzzer
5.0 V
C
C
C
C
C
C
v
l
e
d
b
a
c
C
0.1 F
32.768 kHz
12
Crystal
Push SW
Application Circuit Example with No Power Supply Backup
0.1 F
0.1 F
0.1 F
0.1 F
0.1 F
0.1 F
0.1 F
Open
XT0
XT1
V
V
CB1
CB2
V
V
V
V
V
V
C1
C2
RESET
TST1
TST2
BD
BDB
V
DDH
DD
DDL
DD5
DD4
DD3
DD2
DD1
SS
COM1-16
MSM63182A
LCD
SEG0-31
P9, PA
DD
OSC0
OSC1
P8.3
P8.2
P1.3
P1.2
P1.1
P1.0
P0.3
P0.2
P0.1
P0.0
P4-7
P8.0
P8.1
) of this device or to the positive power supply
V
DDI
•Ceramic oscillation is selected as high-
•Ports, external memory, and IC share
•C
•Values of C
speed oscillation.
their power supply.
capacitor.
C
V
L0
is an IC power supply bypass
and C
C
A15-0
D7-0
RD
WR
C
30 pF
L1
L0
L1
a
, C
are for reference only.
30 pF
(64K
b
V
External
V
Memory
, C
DD
SS
c
Ceramic
Resonator
, C
8 bits)
(Example: 1 MHz)
d
, C
e
, C
FEDL63182A-02
MSM63182A
I
, C
12
V
, C
DD
G
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