MB89P133A datasheet(9/59 Pages) FUJITSU

Part #	MB89P133A

Description	8-bit Proprietary Microcontroller

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Manufacturer	FUJITSU [Fujitsu Component Limited.]

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MB89130/130A Series

9

s

s PIN DESCRIPTION

*1 : DIP-48P-M01

*2 : FPT-48P-M13

(Continued)

Pin no.

Pin name

Circuit

type

Function

SH-DIP*1

QFP*2

35

5

X0

A

Main clock crystal oscillator pins (max. 4.2 MHz)

36

6

X1

38

8

X0A

B

Subclock crystal oscillator pins (32.768 kHz)

39

9

X1A

33

3

MOD0

C

Operation mode selecting pins

Connect directly to VSS.

34

4

MOD1

32

2

RST

D

Reset I/O pin

This pin is of N-ch open-drain output type with pull-up re-

sistor, and a hysteresis input type. The internal circuit is

initialized by the input of “L”. “L” is output from this pin by

an internal reset source as a option.

16 to 9

34 to 27

P00 (INT20)

to

P07 (INT27)

I

General-purpose I/O ports

On the MB89130A series, these ports also serve as an ex-

ternal interrupt input.

External interrupt inputs are of hysteresis input type.

8 to 2, 48

26 to 20, 18

P10 to P17

E

General-purpose I/O ports

47 to 40

17 to 10

P20 to P27

G

General-purpose output ports

24

42

P30/SCK

F

General-purpose I/O port

Also serves as the clock I/O for the 8-bit serial I/O. This

port is of hysteresis input type.

23

41

P31/SO

F

General-purpose I/O port

Also serves as a 8-bit serial I/O data output. This port is of

hysteresis input type.

22

40

P32/SI

F

General-purpose I/O port

Also serves as a 8-bit serial I/O data input. This port is of

hysteresis input type.

21

39

P33/EC/SCO

F

General-purpose I/O port

Also serves as the external clock input for the 8-bit

timer/counter. This port is of hysteresis input type. The

system clock output is provided as an option.

20

38

P34/TO/INT0

F

General-purpose I/O port

Also serve as the overflow output for the 8-bit timer/

counter and an external interrupt input. This port is of hys-

teresis input type.

19,

18

37,

36

P35/INT1,

P36/INT2

F

General-purpose I/O ports

Also serves as an external interrupt input. These ports are

of hysteresis input type.

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