MB91F273 データシートの表示（PDF） - Fujitsu

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MB91F273

32-bit Microcontroller

Fujitsu 

MB91270 Series

■ PIN FUNCTION

Pin No. Pin name

Function I/O circuit

name

type*

Function

90

X1

X1

OB Oscillator output pin

91

X0

X0

OA Oscillator input pin

52

INIT

INIT

N

Reset input pin (“L” active)

49 to 51 MD2 to MD0 MD2 to MD0

J

Operation mode select input pins.

Connect to VCC or VSS directly.

Port 0

P00

General-purpose I/O port.

This function is enabled in single-chip mode.

75

P00/AD00/

SIN5/INT8

AD00

INT8

External address/data bus I/O pin bit 0

T

This function is enabled when the external bus is enabled.

External interrupt request 8 input pin

SIN5

Serial data input pin for LIN-UART5

P01

General-purpose I/O port.

This function is enabled in single-chip mode.

76

P01/AD01/

SOT5/INT9

AD01

INT9

External address/data bus I/O pin bit 1

T

This function is enabled when the external bus is enabled.

External interrupt request 9 input pin

SOT5

Serial data output pin for LIN-UART5

P02

General-purpose I/O port.

This function is enabled in single-chip mode.

77

P02/AD02/

SCK5/INT10

AD02

INT10

External address/data bus I/O pin bit 2

T

This function is enabled when the external bus is enabled.

External interrupt request 10 input pin

SCK5

Clock I/O pin for LIN-UART5

P03

General-purpose I/O port.

This function is enabled in single-chip mode.

78

P03/AD03/

SIN6/INT11

AD03

INT11

External address/data bus I/O pin bit 3

T

This function is enabled when the external bus is enabled.

External interrupt request 11 input pin

SIN6

Serial data input pin for LIN-UART6

P04

General-purpose I/O port.

This function is enabled in single-chip mode.

79

P04/AD04/

SOT6/INT12

AD04

INT12

External address/data bus I/O pin bit 4

T

This function is enabled when the external bus is enabled.

External interrupt request 12 input pin

SOT6

Serial data output pin for LIN-UART6

* : Refer to “■ I/O CIRCUIT TYPE” for the I/O circuit type.

(Continued)

7

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