SLAU723A October 2017 – October 2018 MSP432E401Y , MSP432E411Y
Unique ID 0 (UNIQUEID0), offset 0xF20
Unique ID 1 (UNIQUEID1), offset 0xF24
Unique ID 2 (UNIQUEID2), offset 0xF28
Unique ID 3 (UNIQUEID3), offset 0xF2C
These registers contain a unique 128-bit identifier that cannot be modified by the user. This value is unique to each individual die but is not a random value. This unique device identifier can be used to initiate secure boot processes or as a serial number for USB or other end applications.
UNIQUEIDn is shown in Figure 4-196 and described in Table 4-224.
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| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
| ID | |||||||||||||||
| R-X | |||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| ID | |||||||||||||||
| R-X | |||||||||||||||
| Bit | Field | Type | Reset | Description |
|---|---|---|---|---|
| 31-0 | ID | R | X |
Unique ID The result of registers 0 to 3 concatenated defines the unique 128-bit device identifier. |