pip install uf2utils uf2conv.py firmware.uf2 -o firmware.bin -b 0x10000000 (The base address -b may be known from the device datasheet or UF2 flags.)
But what happens when you lose the source code? What if you have a .uf2 file—perhaps from an obsolete product or a proprietary firmware update—and you need to audit its security, recover a lost algorithm, or understand its inner workings? uf2 decompiler
Each 512-byte block: skip bytes 0-32 (header), take bytes 32-288 (payload), repeat. Concatenate all payloads. pip install uf2utils uf2conv
What you will see:
However, the is solid, well-understood, and accessible. By extracting the raw binary, identifying the architecture, and using a professional decompiler like Ghidra, you can recover a close approximation of the original logic—often enough to patch, analyze, or learn from the firmware. Concatenate all payloads
Use the --serial output from uf2conv.py to see address ranges: