3 bus matrix priority registers a for slaves, 4 bus matrix priority registers b for slaves – Rainbow Electronics AT91CAP9S250A User Manual

Page 137

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137

6264A–CAP–21-May-07

AT91CAP9S500A/AT91CAP9S250A

20.5.3

Bus Matrix Priority Registers A For Slaves

Register Name:

MATRIX_PRAS0...MATRIX_PRAS9

Access Type:

Read/Write

• MxPR: Master x Priority

Fixed prority of Master x for accessing to the selected slave.The higher the number, the higher the priority.

20.5.4

Bus Matrix Priority Registers B For Slaves

Register Name:

MATRIX_PRBS0...MATRIX_PRBS9

Access Type:

Read/Write

• MxPR: Master x Priority

Fixed prority of Master x for accessing to the selected slave. The higher the number, the higher the priority.

31

30

29

28

27

26

25

24

–

–

M7PR

–

–

M6PR

23

22

21

20

19

18

17

16

–

–

M5PR

–

–

M4PR

15

14

13

12

11

10

9

8

–

–

M3PR

–

–

M2PR

7

6

5

4

3

2

1

0

–

–

M1PR

–

–

M0PR

31

30

29

28

27

26

25

24

–

–

–

–

–

–

–

–

23

22

21

20

19

18

17

16

–

–

–

–

–

–

–

–

15

14

13

12

11

10

9

8

–

–

M11PR

–

–

M10PR

7

6

5

4

3

2

1

0

–

–

M9PR

–

–

M8PR

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