Atmel SAM4S-XPLD Atmel ATSAM4S-XPLD ATSAM4S-XPLD Hoja De Datos

 382

SAM4S [DATASHEET]

11100E–ATARM–24-Jul-13

MATRIX_MCFG0..MATRIX_MCFG3

0x400E0200

Read-write 

0: Infinite Length Burst

No predicted end of burst is generated and therefore INCR bursts coming from this master cannot be broken.

1: Single Access

The undefined length burst is treated as a succession of single access allowing rearbitration at each beat of the INCR burst.

2: Four Beat Burst 

The undefined length burst is split into a 4-beat bursts allowing rearbitration at each 4-beat burst end.

3: Eight Beat Burst 

The undefined length burst is split into 8-beat bursts allowing rearbitration at each 8-beat burst end.

4: Sixteen Beat Burst 

The undefined length burst is split into 16-beat bursts allowing rearbitration at each 16-beat burst end.

31

30

29

28

27

26

25

24

–

–

–

–

–

–

–

–

23

22

21

20

19

18

17

16

–

–

–

–

–

–

–

–

15

14

13

12

11

10

9

8

–

–

–

–

–

–

–

–

7

6

5

4

3

2

1

0

–

–

–

–

–

ULBT