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The first operation is trivial. The second operation is one of the hardest problems in computer science.
| Tool | Type | Best For | |------|------|----------| | | Decompiler | General ARM/Thumb code, free, NSA-developed | | IDA Pro | Decompiler | Professional reverse engineering (expensive) | | radare2 / Cutter | Disassembler/Decompiler | Command-line lovers, open source | | Binary Ninja | Decompiler | Clean UI, mid-range price | | objdump (GNU binutils) | Disassembler | Quick look, no decompilation |
Standard firmware is a flat binary. UF2 often contains . Because Flash memory is usually erased in pages (4kb or 16kb), the original compiler may have inserted 0xFF blocks to align the vector table.
