Datasheet

645
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
31.6.8 AES Input Data Register x
Name: AES_IDATARx
Address: 0x40004040
Access: Write-only
 IDATA: Input Data Word
The four 32-bit Input Data registers set the 128-bit data block used for encryption/decryption.
AES_IDATAR0 corresponds to the first word of the data to be encrypted/decrypted, and AES_IDATAR3 to the last one.
These registers are write-only to prevent the input data from being read by another application.
31 302928 27 26 25 24
IDATA
23 22 21 20 19 18 17 16
IDATA
15 14 13 12 11 10 9 8
IDATA
76543 210
IDATA