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TM4C129设备具有Unique ID 0 (UNIQUEID0), Unique ID 1 (UNIQUEID1), Unique ID 2 (UNIQUEID2) and Unique ID 3 (UNIQUEID3)，这些寄存器包含用户无法修改的唯一128位标识符。该值对于每个单独的芯片是唯一的，但不是随机值。
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.
