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ST ST10F276E - Figure 25. Sfrs, XBUS Registers and Pins Associated with the Parallel Ports

ST ST10F276E
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Parallel ports UM0404
136/564 DocID13284 Rev 2
Figure 25. SFRs, XBUS registers and pins associated with the parallel ports
Data Input / Output Register
15
-
14
-
13
-
12
-
11
-
10
-
9
-
8
-
7
Y
6
Y
5
Y
4
Y
3
Y
2
Y
1
Y
0
YP0L
----
- - - - YYYYYYYYP0H
----
- - - - YYYYYYYYP1L
----
- - - - YYYYYYYYP1H
YYYY
Y Y YYYYYYYYYYP2
Y-YY
Y Y YYYYYYYYYYP3
----
- - - - YYYYYYYYP4
YYYY
Y Y YYYYYYYYYYP5
- - - - - - - - YYYYYYYYP6
----
- - - - YYYYYYYYP7
- - - - - - - - YYYYYYYYP8
Direction Control Registers
15
-
14
-
13
-
12
-
11
-
10
-
9
-
8
-
7
Y
6
Y
5
Y
4
Y
3
Y
2
Y
1
Y
0
YDP0L
----
- - - - YYYYYYYYDP0H
----
- - - - YYYYYYYYDP1L
----
- - - - YYYYYYYYDP1H
YYYY
Y Y YYYYYYYYYYDP2
Y-YY
Y Y YYYYYYYYYYDP3
----
- - - - YYYYYYYYDP4
----
- - - - YYYYYYYYDP6
----
- - - - YYYYYYYYDP7
----
- - - - YYYYYYYYDP8
Threshold / Open Drain Control
15
-
14
-
13
-
12
-
11
-
10
-
9
-
8
-
7
Y
6
Y
5
Y
4
Y
3
Y
2
Y
1
Y
0
YPICON
YYYY
Y Y YYYYYYYYYYODP2
--Y-
Y Y YYYYYYYYYYODP3
----
- - --YYYY----ODP4
- - - - - - - - YYYYYYYYODP6
----
- - - - YYYYYYYYODP7
- - - - - - - - YYYYYYYYODP8
Y : Bit has an I/O function
- : Bit has no I/O dedicated function or is not implemented
Register belongs to ESFR area
E
:
Y Y Y Y Y Y YYYYYYYYYYP5DIDIS
PICON: P2LIN P2HIN
P3LIN P3HIN
P4LIN
P6LIN
P7LIN
P8LIN
E
E
E
E
E
E
E
E
E
E
E
XBUS Registers
15
-
14
-
13
-
12
-
11
-
10
-
9
-
8
-
7
Y
6
Y
5
Y
4
Y
3
Y
2
Y
1
Y
0
Y
XSSCPORT
----
- - ----YYYYYY
XS1PORT
----
Y Y YYYYYYYYYY
XWPMPORT
----
- - ----YYYYYY
XPICON
- - - - - - - - YYYYYYYY
XP1DIDIS
XPICON: P0LIN P0HIN
P1LIN P1HIN
P5LIN P5HIN

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