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Midibox SammichFM Drums: MIDI CC, NRPN and OSC map

The Midibox SammichFM Drums as named OSC addresses — 14 SysEx commands — ready to use from Claude (MCP), SuperCollider, Sonic Pi, TouchDesigner or any OSC app via osc-bridge.

Device Midibox SammichFM Drums
Vendor Midibox
OSC prefix /sammichfm_drums
Source 🎛️ Derived from an Electra One community preset
Revision per Electra preset
Upstream electra-preset
Driver file devices/midibox/sammichfm_drums.json

Not tested on the device yet

This driver comes from documentation or community data and has not been checked on real hardware. If you own one, a quick test and a pull request promoting it helps everyone — see CONTRIBUTING.

How do you control it?

Find the MIDI ports, then start the bridge with this driver:

osc-bridge detect        # prints the ready-to-run line for what is plugged in
osc-bridge run --device devices/midibox/sammichfm_drums.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /sammichfm_drums/waveform

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as sammichfm_drums: ask “what can the Midibox SammichFM Drums do?” and it reads this map with list_routes. See the MCP guide.

SysEx commands (14)

OSC address Arguments
/sammichfm_drums/waveform val: u7
/sammichfm_drums/carrier_env val: u7
/sammichfm_drums/fm_mod val: u7
/sammichfm_drums/mod_self_fdbk val: u7
/sammichfm_drums/modulator_env val: u7
/sammichfm_drums/volume val: u7
/sammichfm_drums/multiplier val: u7
/sammichfm_drums/to_carrier val: u7
/sammichfm_drums/envelope val: u7
/sammichfm_drums/upper_key val: u7
/sammichfm_drums/lower_key val: u7
/sammichfm_drums/bass_drum val: u7
/sammichfm_drums/snare_hat val: u7
/sammichfm_drums/tom_cymbal val: u7

Performance MIDI

Notes, pitch bend and any CC are also available: /sammichfm_drums/note/on <note> <velocity>, /sammichfm_drums/cc/<number> <value>, /sammichfm_drums/pitchbend <0-16383>, /sammichfm_drums/program_change <n>.

Limitations

Imported from an Electra One community preset. The mapping reflects the preset author's editorial choices: parameter naming, ranges, and which params are exposed. Untested on hardware in this repo.