FUJITSU MB91460 SERIES FR60 User Manual
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Chapter 30 I/O Ports
3.Port Register Settings
■
P28: The functions of Port 28 are controlled by PFR28
P28[7:0] is input/output for A/D converter analogue inputs AN[15:8], and D/A converter analogue outputs
DA[1:0]. Otherwise, the port can be used as general purpose port.
PFR28.7
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN15 input and/or DA1 output if D/A converter output is enabled
PFR28.6
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN14 input and/or DA0 output if D/A converter output is enabled
PFR28.5
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN13 input
PFR28.4
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN12 input
PFR28.3
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN11 input
PFR28.2
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN10 input
PFR28.1
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN9 input
PFR28.0
0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is AN8 input
Addr
7
6
5
4
3
2
1
0
initial
PFR28
0D9Ch
PFR28.7
PFR28.6
PFR28.5
PFR28.4
PFR28.3
PFR28.2
PFR28.1
PFR28.0
0000 0000
EPFR28
0DDCh
-
-
-
-
-
-
-
-
---- ----
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W