Datasheet

952
42023E–SAM–07/2013
ATSAM4L8/L4/L2
35.4.1 Control Register
Name:
CR
Access Type: Write-only
Offset: 0x00
Reset Value: –
• KEY: Security Key
KEY = 0x524e47 (RNG in ASCII)
This field must be written to 0x524E47 for a write operation to be effective.
• ENABLE: Enables the TRNG to provide random values
Writing a zero to this bit disables the TRNG.
Writing a one to this bit enables the TRNG.
31 30 29 28 27 26 25 24
KEY
23 22 21 20 19 18 17 16
KEY
15 14 13 12 11 10 9 8
KEY
76543210
–––––––ENABLE