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FUJITSU MB91460 SERIES FR60 User Manual

Page 484

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Chapter 30 I/O Ports

3.Port Register Settings

P10: The functions of Port 10 are controlled by PFR10 and EPFR10

If the external bus interface is enabled (by mode pins MD[2:0] or mode vector), P10[7:0] is input/output for
external bus control signals MCLKE, MCLKI, MCLKO, WEX, BAAX, ASX, SYSCLK. Otherwise, the port can be
used as general purpose port.

PFR10.6

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

External bus function is MCLKE

PFR10.5

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

EPFR10.5 0 - External bus function is MCLKI

1 - External bus function is MCLKI (inverted input)

PFR10.4

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

EPFR10.4 0 - External bus function is MCLKO

1 - External bus function is MCLKO (inverted output)

PFR10.3

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

External bus function is WEX

PFR10.2

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

External bus function is BAAX

PFR10.1

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

External bus function is ASX

PFR10.0

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

EPFR10.4

0 - External bus function is SYSCLK
1 - External bus function is SYSCLK (inverted output)

Addr

7

6

5

4

3

2

1

0

initial

PFR10

0D8Ah

-

PFR10.6

PFR10.5

PFR10.4

PFR10.3

PFR10.2

PFR10.1

PFR10.0

-111 1111

EPFR10

0DCAh

-

-

EPFR10.5

EPFR10.4

-

-

-

EPFR10.0

--00 ---0

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W