Roland PRO-E mod: Rosetta OS custom firmware with a Juno mode, Juno chorus / delay / lo-fi / drive on its reverb chip, SYNTH EDIT on the panel and new styles from MIDI. Tested on a real PRO-E. No Roland code included.
midi reverse-engineering effects roland synthesizer chorus custom-firmware juno arranger 68hc11 mt-32 lo-fi pro-e e-series cm-32l vintage-synth firmware-mod rosetta-os la32 synth-mod
-
Updated
Nov 7, 2026 - Python