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FUJITSU MB91460 SERIES FR60 User Manual

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Chapter 30 I/O Ports

1.I/O Ports Functions

P03_5

P03_5

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

D5

I/O pin for bit 5 of the external data bus. This function is enabled when the
external bus is enabled.

P03_4

P03_4

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

D4

I/O pin for bit 4 of the external data bus. This function is enabled when the
external bus is enabled.

P03_3

P03_3

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

D3

I/O pin for bit 3 of the external data bus. This function is enabled when the
external bus is enabled.

P03_2

P03_2

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

D2

I/O pin for bit 2 of the external data bus. This function is enabled when the
external bus is enabled.

P03_1

P03_1

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

D1

I/O pin for bit 1 of the external data bus. This function is enabled when the
external bus is enabled.

P03_0

P03_0

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

D0

I/O pin for bit 0 of the external data bus. This function is enabled when the
external bus is enabled.

Port 04

P04_7

P04_7

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

A31

I/O pin for bit 31 of the external address bus. This function is enabled when
the external bus is enabled.

P04_6

P04_6

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

A30

I/O pin for bit 30 of the external address bus. This function is enabled when
the external bus is enabled.

P04_5

P04_5

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

A29

I/O pin for bit 29 of the external address bus. This function is enabled when
the external bus is enabled.

P04_4

P04_4

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

A28

I/O pin for bit 28 of the external address bus. This function is enabled when
the external bus is enabled.

P04_3

P04_3

TP04_0

General purpose I/O. This function is enabled in the single-chip mode or by
setting the corresponding PFR to ‘0’.

A27

I/O pin for bit 27 of the external address bus. This function is enabled when
the external bus is enabled.

Pin Name

I/O Signal

Circuit

Type

Function