Datasheet

443
42023E–SAM–07/2013
ATSAM4L8/L4/L2
18.5.8 Key Registers
Name:
KEYn
Access Type: Write-only
Offset: 0x20 + (n * 0x04)
Reset Value: 0x00000000
• KEYn: Key Word n
This register stores the n
th
word of the cryptographic key.
31 30 29 28 27 26 25 24
KEYn[31:24]
23 22 21 20 19 18 17 16
KEYn[23:16]
15 14 13 12 11 10 9 8
KEYn[15:8]
76543210
KEYn[7:0]