MB89640 データシートの表示（PDF） - Fujitsu

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MB89640

8-bit Proprietary Microcontroller

Fujitsu 

MB89640 Series

s BLOCK DIAGRAM

RST

X0

X1

X0A

X1A

Main clock

oscillator

Clock controller

Subclock oscillator

(32.768 kHz)

Reset circuit

Time-base

timer

Watch prescaler

P00/AD0

8

to P07/AD7

P10/A08

8

to P17/A15

MOD0

MOD1

P27/ALE

P26/RD

P25/WR

P24/CLK

P23/RDY

P22/HRQ

P21/HAK

P20/BUFC

CMOS I/O ports

External bus

interface

CMOS output port

ROM

F2MC-8L

CPU

RAM

Other pins

V CC, V SS

20

CMOS I/O port

8-bit pulse width

counter

16-bit timer/counter

Serial I/O 1

2-channel 8-bit

PWM timer

Serial I/O 2

Buzzer output

2-channel 8-bit

D/A converter

N-ch open-drain I/O port

Port 4

Medium-voltage N-ch

open-drain output port

N-ch open-drain output port

8

8-bit A/D converter

CMOS input port

External interrupt 1 5

External interrupt 2 4

CMOS input port

P36/WTO

P35/PWC

P34/EC

P33/SI1

P32/SO1

P31/SCK1

P30/ADST

P37/PTO1

P52/PWM

P53/PTO2

P57/SI2

P56/SO2

P55/SCK2

P54/BZ

P51/DA2

P50/DA1

DAVC

P40 to P47

P67/AN7

P66/AN6

P65/AN5

P64/AN4

P63/AN3

P62/AN2

P61/AN1

P60/AN0

AVRH

AVRL

AV CC

AV SS

P74/LI4

P73/LI3

P72/LI2

P71/LI1

P70/LI0

P83/INT3

P82/INT2

P81/INT1

P80/INT0

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