Datasheet

Table Of Contents
42.3 Block Diagram
Figure 42-1. AES Block Diagram
ADD ROUND KEY
SUBBYTES
SHIFT ROWS
MIX COLUMNS
ADD ROUND KEY
SUBBYTES
SHIFT ROWS
ADD ROUND KEY
Nr-1 rounds
ENCRYPTION ROUND
PLAINTEXT
FINAL ROUND
CIPHERTEXT
ENCRYPTION
Nr-1 rounds
ADD ROUND KEY
INV SHIFT ROWS
INV SUBBYTES
ADD ROUND KEY
INV MIX COLUMNS
INV SHIFT ROWS
INV SUBBYTES
ADD ROUND KEY
DECRYPTION ROUND
CIPHERTEXT
FINAL ROUND
PLAINTEXT
DECRYPTION
SAM D5x/E5x Family Data Sheet
AES – Advanced Encryption Standard
© 2019 Microchip Technology Inc.
Datasheet
DS60001507E-page 1413