ajxs/yamaha_dx7_rom_disassembly
View on GitHub ↗ ★ 85 Assembly
Yamaha DX7 Firmware ROM annotated disassembly.
7 mentions on Hacker News by 4 people: 0 stories, 7 comments · first 2021-12-09 · latest 2025-10-20
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…than modern games). I did complete end-to-end annotations of these two vintage synth ROMs: - https://github.com/ajxs/yamaha_dx7_rom_disassembly - https://github.com/ajxs/yamaha_dx9_rom_disassembly It started because I was just curious…
comment by ajxs · 2025-10-20 · in Duke Nukem: Zero Hour N64 ROM Reverse-Engineering Project Hits 100% -
…other contributions to reverse-engineering the DX7: A fully documented disassembly of the DX7 ROM: https://github.com/ajxs/yamaha_dx7_rom_disassembly A new firmware ROM that makes the DX9 function more like a DX7:…
comment by ajxs · 2024-01-12 · in Reverse-engineering the Yamaha DX7 synthesizer's sound chip from die photos (2021) -
I browsed through the repository as discovered by colejohnson66 downthread https://github.com/ajxs/yamaha_dx7_rom_disassembly . This is an example of superb, meticulous, lovingly documented work. The kind of thing you don't see every day,…
comment by billforsternz · 2022-09-13 · in Fixing a 30-year-old Roland synthesizer bug -
Found it: https://github.com/ajxs/yamaha_dx7_rom_disassembly It’s extremely documented. More than I was expecting.
comment by colejohnson66 · 2022-09-13 · in Fixing a 30-year-old Roland synthesizer bug -
…many more. I became acquainted with this architecture disassembling the Yamaha DX7 firmware: https://github.com/ajxs/yamaha_dx7_rom_disassembly It's a great instruction set to work with. It's my first experience with 8-bit programming, and…
comment by ajxs · 2022-06-25 · in Motorola 6800 -
…I did a similar project myself to disassemble, and fully annotate the firmware for the Yamaha DX7: https://github.com/ajxs/yamaha_dx7_rom_disassembly The biggest hint I could give anyone looking to disassemble a synthesiser operating…
comment by ajxs · 2022-04-24 · in Patching an embedded synthesiser OS from 1996 with Ghidra -
Anthony just released his annotated DX-7 ROM listing, aided by Ken's work: https://github.com/ajxs/yamaha_dx7_rom_disassembly
comment by jacquesm · 2021-12-09 · in Yamaha DX7 reverse-engineering, part III: Inside the log-sine ROM