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Sheet B-06 · Audio · Instrument firmware

Side-Piece

Custom firmware for the Roland SP-404MKII: effect scenes you can save, recall and morph between, and a pattern grid on the way.

Link
freakierfirmware.com
Status
In testing
Made
ARM firmware patches · 8 FX scenes with save and load · Scene morph · Emulator test rig
Date
2026
Revisions
1039 · last 2026-11-03
Open Side-Piece

Drawing notes · 04

  1. 18 FX scenes, recalled from the pads
  2. 2Scene morph: A, B and everything between
  3. 3FX.BIN save and load
  4. 4Pattern grid (v0.3.0)

Download the drawing (SVG, plotter-ready)