AT91M40400 View Datasheet(PDF) - Atmel Corporation

Part Name

Description

MFG CO.

AT91M40400

AT91 ARM® Thumb® Microcontrollers

Atmel Corporation 

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AT91M40400

PIO Status Register

Register Name:

Access Type:

Reset Value:

PIO_PSR

Read only

0x01FFFFFF

31

30

29

28

27

26

25

24

P31

P30

P29

P28

P27

P26

P25

P24

23

22

21

20

19

18

17

16

P23

P22

P21

P20

P19

P18

P17

P16

15

14

13

12

11

10

9

8

P15

P14

P13

P12

P11

P10

P9

P8

7

6

5

4

3

2

1

0

P7

P6

P5

P4

P3

P2

P1

P0

This register indicates which pins are enabled for PIO control. This register is updated when PIO lines are enabled or dis-

abled.

1 = PIO is active on the corresponding line (peripheral is inactive).

0 = PIO is inactive on the corresponding line (peripheral is active).

55

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