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FUJITSU MB91460 SERIES FR60 User Manual

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Chapter 30 I/O Ports

3.Port Register Settings

P09: The functions of Port 09 are controlled by PFR09

If the external bus interface is enabled (by mode pins MD[2:0] or mode vector), P09[7:0] is input/output for
external bus control signals CSX[7:0]. Otherwise, the port can be used as general purpose port.

PFR09.7

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

PFR09.6

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

PFR09.5

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

PFR09.4

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

PFR09.3

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

PFR09.2

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

PFR09.1

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

PFR09.0

0 - Port is in general purpose port mode.
1 - Port is in external bus mode (if external bus is enabled otherwise general purpose port).

Addr

7

6

5

4

3

2

1

0

initial

PFR09

0D89h

PFR09.7

PFR09.6

PFR09.5

PFR09.4

PFR09.3

PFR09.2

PFR09.1

PFR09.0

1111 1111

EPFR09

0DC9h

-

-

-

-

-

-

-

-

---- ----

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W