The official Python script provided by Microsoft. Using the command python uf2conv.py -f -o firmware.bin input.uf2 , you can extract the raw machine code.
| Issue | Mitigation | |-------|-------------| | Non‑contiguous address ranges | Fill gaps with 0xFF (unprogrammed flash) or warn user. | | Out‑of‑order or missing blocks | Sort by blockNo , detect missing indices. | | Multiple families in one UF2 (rare) | Split output per contiguous address region. | | Encrypted or compressed payload | Cannot recover; UF2 does not natively encrypt. | | No symbol/type info | No original source recovery – only raw assembly. | uf2 decompiler