ML63189B データシートの表示（PDF） - Oki Electric Industry

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ML63189B

4-Bit Microcontroller with Built-in1024-Dot Matrix LCD Drivers and Melody Circuit, Operating at 0.9 V (Min.)

Oki Electric Industry 

1Semiconductor

FEDL63187B-06

ML63187B/63189B

BLOCK DIAGRAM (ML63187B)

An asterisk (*) indicates the port secondary function.

indicates that the power is supplied to the circuits

corresponding to the signal names inside

from VDDI (power supply for interface).

CPU CORE

nX-4/250

TIMING

CON-

TROL

SP

RSP

CBR

HL

EBR

XY

ALU

RA

A

C GZ

MIE

PC

BUS

CON-

TROL

ROM

16 KW

STACK

CAL : 16-level

REG : 16-level

INSTRUCTION

IR

DECODER

RAM

1024N

INT

4

TIMER

8 bit × 4

TM0CAP/TM1CAP*

TM0OVF/TM1OVF*

T02CK*

T13CK*

RESET

TST1

TST2

XT0

XT1

OSC0

OSC1

RST

TST

OSC

INT187

INT

4

TBC

BLD

INT

1

100 HzTC

INT

1

WDT

INT

1

SFT

INT

1

MELODY

SCLK*

SIN*

SOUT*

MD

MDB

VDDH

VDD

CB1

CB2

VDD1

VDD2

VDD3

VDD4

VDD5

C1

C2

VDDL

BACK

UP

BIAS

INT

I/O

2

PORT

PB.0-PB.3

PE.0-PE.3

LCD

&

DSPR

COM1-16

SEG0-63

VDD1

VSS

5/36

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