Resolved! STM32C071 unique ID - what are the first 4 bytes really?
I have a NUCLEO-C071RB with an STM32C071RB. In section 31.1 of RM0490 Rev 5, it describes the first 32 bits of the unique ID like this:Bits 31:0 UID[31:0]: X and Y coordinates on the wafer expressed in BCD formatBCD should mean binary-coded decimal,...