[sdiy] Decapsulating and reading maskroms: full demonstration

[jslee]

Might be useful for extracting some old synth firmwares?

https://twitter.com/travisgoodspeed/status/1604153695272595457 <https://twitter.com/travisgoodspeed/status/1604153695272595457?s=46&t=Ifr6GWQEOadPvRjpc1POQw>

In this example the chip was one used for cryptography

I think I read somewhere that the TB303 firmware dump floating around the internet was done manually, bit by bit? Sounds horribly efforty and error-prone :-(

John
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