2.5.3.2 PUF Activation Code Packet Copy in SRAM

When the ROM code launches a bootstrap or executes the SAM-BA Monitor, the PUF Activation Code is made available for the user application in SRAM0 at address 0x0030FBE8. The total size of this data is 0x3E8 bytes.

Structure:
  • First 32 bits at address 0x0030FBE8 are 0x43414B51: “QKAC” in ASCII, "tag" used to identify the beginning of the buffer
  • 0x0030FBEC to 0x0030FFCD: 0x3E4 bytes of actual activation code data