10.3.2.5 Unit ID Regions

FUID0          : ORIGIN = 0x8005C0,      LENGTH = 0x2
FUID1          : ORIGIN = 0x8005C2,      LENGTH = 0x2
FUID2          : ORIGIN = 0x8005C4,      LENGTH = 0x2
FUID3          : ORIGIN = 0x8005C6,      LENGTH = 0x2

The unit ID regions correspond to locations in program memory that may be programmed with application-specific information.