ptn2midi
Export your Roland SP-404SX samples and patterns to MIDI and SoundFont files
See the project writeup.

Export your Roland SP-404SX samples and patterns to MIDI and SoundFont files
ptn2midi is custom firmware for the Roland SP-404SX, by @TylerOderkirk. Open source under BSD-2-Clause, 14 stars on GitHub.
forRoland SP-404SX·by@TylerOderkirk
Unclaimed. Is this yours? Sign in with GitHub as @TylerOderkirk to claim it.
No release files yet. Build from source.
BSD-2-Clause· TylerOderkirk/ptn2midi·downloads come from the creator’s GitHub releases
Export your Roland SP-404SX samples and patterns to MIDI and SoundFont files
See the project writeup.