Datasheet

8−24
SLLS535E − April 2008TUSB6250
8.11.1 SERNUMn: Device Serial Number Register (Byte n, n = 0 to 5) (XDATA at F080 to F085)
After a power-up reset, the SERNUMn read-only register (SERNUMn) contains byte n of the complete 48-bit
device serial number from the on-chip serial die ID number. A USB reset cannot reset the SERNUMn register.
76543210
D7 D6 D5 D4 D3 D2 D1 D0
R/O R/O R/O R/O R/O R/O R/O R/O
BIT NAME RESET FUNCTION
7−0 D[7:0] Device serial number byte n value Device serial number byte n value