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Korg B1: fixing keys and adding MIDI
Some time ago, I got a Korg B1 digital piano with several non-working keys from family. They had already tried repairing it, but that had not worked out. I fixed the keyboard PCB and, while the piano was open, found an unused MIDI header that was actually transmitting MIDI data. A logic analyzer, PulseView and…
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NumWorks N0120 hacking
I hacked the “safe” and “unhackable” NumWorks N0120. See this GitHub repo: https://github.com/lukashilverda/numworks-n0120-unlock . With the explanations and the scripts in this repo, it is possible to downgrade the RDP level and upload whatever firmware you want to the calculator. Someone made a bootloader for the N0120 (https://github.com/Dotmazy/Numwork-N120-Crack), and Delta/Upsilon firmware is on the way.…