Datasheet

...........continued
Bit Position Name Description
73:64 Reserved
127:74 Reserved
10.3.3 Serial Number
Each device has a unique 128-bit serial number which is a concatenation of four 32-bit words contained
at the following addresses:
Word 0: 0x0080A00C
Word 1: 0x0080A040
Word 2: 0x0080A044
Word 3: 0x0080A048
The uniqueness of the serial number is guaranteed only when using all 128 bits.
SAM D21 Family
Memories
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 45