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AES

Peripheral Memory Blocks

address_offset : 0x0 Bytes (0x0)
size : 0x400 byte (0x0)
mem_usage : registers
protection : not protected

Registers

CTRL

ERASE_ALL


CTRL

AES Control and Status
address_offset : 0x0 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0

CTRL CTRL read-write 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Resets to Resets to 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 start crypt_mode exp_key_mode key_size inten intfl

start : AES Start/Busy
bits : 0 - 0 (1 bit)
access : read-write

Enumeration:

End of enumeration elements list.

crypt_mode : AES Encrypt/Decrypt Mode
bits : 1 - 2 (2 bit)
access : read-write

Enumeration:

0 : ENCRYPT_MODE

Perform AES encryption operation.

1 : DECRYPT_MODE

Perform AES decryption operation.

End of enumeration elements list.

exp_key_mode : AES Expanded Key Mode
bits : 2 - 4 (3 bit)
access : read-write

Enumeration:

0 : CALC_NEW_EXP_KEY

Calculate new expanded key for this operation.

1 : USE_LAST_EXP_KEY

Use expanded key calculated by the last operation.

End of enumeration elements list.

key_size : AES Key Size Select
bits : 3 - 7 (5 bit)
access : read-write

Enumeration:

0 : KEY_SIZE_128

Use 128-bit AES key size.

1 : KEY_SIZE_192

Use 192-bit AES key size.

2 : KEY_SIZE_256

Use 256-bit AES key size.

End of enumeration elements list.

inten : AES Interrupt Enable
bits : 5 - 10 (6 bit)
access : read-write

Enumeration:

End of enumeration elements list.

intfl : AES Interrupt Flag
bits : 6 - 12 (7 bit)
access : read-write

Enumeration:

End of enumeration elements list.


ERASE_ALL

A write to this location triggers an erase of all AES memory locations.
address_offset : 0x8 Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0

ERASE_ALL ERASE_ALL write-only 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Resets to Resets to 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0


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