MK3 UID compatibility
Enter a UID coordinate word. With SysTick unknown, the page shows every UID position that could reach the same modeled entropy state.
Format: 8 hex digits: (Y << 16) | X. Example: 0x0039003D means X=61 and Y=57. Both coordinates are restricted to 0–70.
Decoded source
Possible UID positions
Other UID words
Uniform-coordinate share
How the firmware sees the UID
Bits 31–16 · Y field
Bits 15–0 · X field
Bits 31–17 cannot be changed by SysTick
Bits 16–0 are within SysTick’s bit reach
Compatible packed UID words