msm63188a Oki Semiconductor, msm63188a Datasheet - Page 4

• Manufacturer Part Number: msm63188a
• Description: 4-bit Microcontroller With Built-in 1024-dot Matrix Lcd Drivers And Melody Circuit Msm63188a4-bit Microcontroller With Built-in 1024-dot Matrix Lcd Drivers And Melody Circuit, Operating At 0.9 V Min.
• Manufacturer: Oki Semiconductor

¡ Semiconductor
BLOCK DIAGRAM
An asterisk (*) indicates the port secondary function.
to the circuits corresponding to the signal names inside
interface).
TBCCLK*
HSCLK*
RESET
OSC0
OSC1
TST1
TST2
XT0
XT1
STACK
CAL : 16-level
REG : 16-level
TIMING
CON-
TROL
RSP
SP
OSC
V
V
V
V
V
V
V
RST
TST
CB1
CB2
V
DDH
DD1
DD2
DD3
DD4
DD5
DDL
C1
C2
DD
CBR
EBR
ALU
INSTRUCTION
DECODER
BACK
BIAS
UP
H
X
1
1
4
INT
INT
INT
L
Y
nX-4/250
100HzTC
MULDIV
INT188
3584N
RAM
WDT
BLD
C
TBC
MIE
RA
G
IR
A
Z
BUS
CON-
TROL
PC
FRAME*
LCLK*
indicates that the power is supplied
4
2
1
INT
1
3
INT
INT
INT
INT
from V
EXTMEM
ROM
16KW
MELODY
OUTPUT
8bit ¥ 4
TIMER
INPUT
PORT
PORT
DSPR
I/O
PORT
SIO
LCD
&
DDI
(power supply for
WR*
D0-7*
A0-15*
RD*
P2.0-P2.3
P3.0-P3.3
P4.0-P4.3
P5.0-P5.3
P6.0-P6.3
P7.0-P7.3
P8.0-P8.3
P9.0-P9.3
PA.0-PA.3
PB.0-PB.3
PC.0-PC.3
PD.0-PD.3
TM0CAP/TM1CAP*
TM0OVF/TM1OVF*
T02CK*
T13CK*
RXC*
TXC*
RXD*
TXD*
MD
MDB
P0.0-P0.3
P1.0-P1.3
COM1-16
SEG0-63
V
V
MSM63188A
DDI
SS
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