MITDrum machine
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- Erica Synths
- LXR-02
Erica Synths · Drum machine with open-source firmwareLXR-02
Digital drum machine with its complete firmware and bootloader open on GitHub. Erica Synths officially supports only its own firmware, and you can always go back. A damaged bootloader, however, needs a paid repair.
Open Source
- Released
- GPL-3.0 Bootloader also GPL-3.0 (separate repo)
- github.com/erica-synths/lxr-desktop-app
- 2026-10-20
- Medium
- 2026-11-06
What you can build with the open firmware
- Hi-hats that sound slightly different every pass
- Probability and ratchets per step
- Pattern changes via MIDI note
Vibe coding · starter prompt for your AI
I have an Erica Synths LXR-02 and cloned the firmware repo. Explain the folder structure and show me how to add per-step probability to the sequencer. I'm not a professional programmer.
