Atmel Xplained Pro Evaluation Kit ATSAM4E-XPRO ATSAM4E-XPRO Ficha De Dados

SAM4E [DATASHEET]

Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14

644

Name: AES_KEYWRx

0x40004020

Access: Write-only



The four/six/eight 32-bit Key Word Registers set the 128-bit/192-bit/256-bit cryptographic key used for 
encryption/decryption. 

AES_KEYWR0 corresponds to the first word of the key and respectively AES_KEYWR3/AES_KEYWR5/AES_KEYWR7 to 
the last one.

These registers are write-only to prevent the key from being read by another application.

31

30

29

28

27

26

25

24

KEYW

23

22

21

20

19

18

17

16

KEYW

15

14

13

12

11

10

9

8

KEYW

7

6

5

4

3

2

1

0

KEYW