Datasheet

436
42023E–SAM–07/2013
ATSAM4L8/L4/L2
18.5.2 Mode Register
Name:
MODE
Access Type: Read/Write
Offset: 0x04
Reset Value: 0x000F0000
• CTYPE: Countermeasure Type
See Section 18.4.5 on page 433 for descriptions of the various countermeasure types.
All countermeasures are enabled by default.
31 30 29 28 27 26 25 24
--------
23 22 21 20 19 18 17 16
---- CTYPE
15 14 13 12 11 10 9 8
----- CFBS
76543210
- OPMODE DMA - - ENCRYPT
CTYPE Description
X X X 0 Countermeasure type 1 is disabled
X X X 1 Countermeasure type 1 is enabled
X X 0 X Countermeasure type 2 is disabled
X X 1 X Countermeasure type 2 is enabled
X 0 X X Countermeasure type 3 is disabled
X 1 X X Countermeasure type 3 is enabled
0XXXCountermeasure type 4 is disabled
1XXXCountermeasure type 4 is enabled