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FUJITSU MB91460 SERIES FR60 User Manual

Page 508

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Chapter 30 I/O Ports

3.Port Register Settings

P30: The functions of Port 30 are controlled by PFR30

P30[7:0] is input/output for LCD controller reference voltage analogue inputs V[3:0], and LCD controller common
driver outputs COM[3:0]. Otherwise, the port can be used as general purpose port.

PFR30.7

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is V3 input

PFR30.6

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is V2 input

PFR30.5

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is V1 input

PFR30.4

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is V0 input

PFR30.3

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is COM3 output

PFR30.2

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is COM2 output

PFR30.1

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is COM1 output

PFR30.0

0 - Port is in general purpose port mode.
1 - Port is in resource function mode:

Resource function is COM0 output

Addr

7

6

5

4

3

2

1

0

initial

PFR30

0D9Eh

PFR30.7

PFR30.6

PFR30.5

PFR30.4

PFR30.3

PFR30.2

PFR30.1

PFR30.0

0000 0000

EPFR30

0DDEh

-

-

-

-

-

-

-

-

---- ----

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W