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Gotharman Spazedrum Black MIDI CC chart, NRPN and OSC map

The Gotharman Spazedrum Black MIDI implementation: 67 CC, each named, for Claude (MCP), SuperCollider or any OSC app.

Device Gotharman Spazedrum Black
Vendor Gotharman
OSC prefix /spazedrum_black
Source πŸ“¦ Derived from MIDI Guide (community CC/NRPN data)
Firmware unknown
Revision per pencilresearch canonical CSV
Upstream pencilresearch
Data licence CC-BY-SA-4.0 β€” MIDI Guide (https://midi.guide) by Pencil Research and contributors
Driver file devices/gotharman/spazedrum_black.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 β€” 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/gotharman/spazedrum_black.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /spazedrum_black/morph_knob 63

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as spazedrum_black: ask β€œwhat can the Gotharman Spazedrum Black do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (67)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/spazedrum_black/morph_knob 1 0–127 continuous
/spazedrum_black/seq_morph_knob 2 0–127 continuous
/spazedrum_black/mod_source 7 0–127 continuous
/spazedrum_black/part1_knob1 8 0–127 continuous
/spazedrum_black/part1_knob2 9 0–127 continuous
/spazedrum_black/part1_knob3 10 0–127 continuous
/spazedrum_black/part1_knob4 11 0–127 continuous
/spazedrum_black/part2_knob1 12 0–127 continuous
/spazedrum_black/part2_knob2 13 0–127 continuous
/spazedrum_black/part2_knob3 14 0–127 continuous
/spazedrum_black/part2_knob4 15 0–127 continuous
/spazedrum_black/part3_knob1 16 0–127 continuous
/spazedrum_black/part3_knob2 17 0–127 continuous
/spazedrum_black/part3_knob3 18 0–127 continuous
/spazedrum_black/part3_knob4 19 0–127 continuous
/spazedrum_black/part4_knob1 20 0–127 continuous
/spazedrum_black/part4_knob2 21 0–127 continuous
/spazedrum_black/part4_knob3 22 0–127 continuous
/spazedrum_black/part4_knob4 23 0–127 continuous
/spazedrum_black/part5_knob1 24 0–127 continuous
/spazedrum_black/part5_knob2 25 0–127 continuous
/spazedrum_black/part5_knob3 26 0–127 continuous
/spazedrum_black/part5_knob4 27 0–127 continuous
/spazedrum_black/part6_knob1 28 0–127 continuous
/spazedrum_black/part6_knob2 29 0–127 continuous
/spazedrum_black/part6_knob3 30 0–127 continuous
/spazedrum_black/part6_knob4 31 0–127 continuous
/spazedrum_black/part7_knob1 33 0–127 continuous
/spazedrum_black/part7_knob2 34 0–127 continuous
/spazedrum_black/part7_knob3 35 0–127 continuous
/spazedrum_black/part7_knob4 36 0–127 continuous
/spazedrum_black/part8_knob1 37 0–127 continuous
/spazedrum_black/part8_knob2 38 0–127 continuous
/spazedrum_black/part8_knob3 39 0–127 continuous
/spazedrum_black/part8_knob4 40 0–127 continuous
/spazedrum_black/part9_knob1 41 0–127 continuous
/spazedrum_black/part9_knob2 42 0–127 continuous
/spazedrum_black/part9_knob3 43 0–127 continuous
/spazedrum_black/part9_knob4 44 0–127 continuous
/spazedrum_black/part10_knob1 45 0–127 continuous
/spazedrum_black/part10_knob2 46 0–127 continuous
/spazedrum_black/part10_knob3 47 0–127 continuous
/spazedrum_black/part10_knob4 48 0–127 continuous
/spazedrum_black/part11_knob1 49 0–127 continuous
/spazedrum_black/part11_knob2 50 0–127 continuous
/spazedrum_black/part11_knob3 51 0–127 continuous
/spazedrum_black/part11_knob4 52 0–127 continuous
/spazedrum_black/part12_knob1 53 0–127 continuous
/spazedrum_black/part12_knob2 54 0–127 continuous
/spazedrum_black/part12_knob3 55 0–127 continuous
/spazedrum_black/part12_knob4 56 0–127 continuous
/spazedrum_black/part13_knob1 57 0–127 continuous
/spazedrum_black/part13_knob2 58 0–127 continuous
/spazedrum_black/part13_knob3 59 0–127 continuous
/spazedrum_black/part13_knob4 60 0–127 continuous
/spazedrum_black/part14_knob1 61 0–127 continuous
/spazedrum_black/part14_knob2 62 0–127 continuous
/spazedrum_black/part14_knob3 63 0–127 continuous
/spazedrum_black/part14_knob4 65 0–127 continuous
/spazedrum_black/part15_knob1 66 0–127 continuous
/spazedrum_black/part15_knob2 67 0–127 continuous
/spazedrum_black/part15_knob3 68 0–127 continuous
/spazedrum_black/part15_knob4 69 0–127 continuous
/spazedrum_black/part16_knob1 70 0–127 continuous
/spazedrum_black/part16_knob2 71 0–127 continuous
/spazedrum_black/part16_knob3 72 0–127 continuous
/spazedrum_black/part16_knob4 73 0–127 continuous

Performance MIDI

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

Limitations

CC/NRPN only. SysEx (preset management, display control, bulk dump/load, vendor-proprietary opcodes) is NOT covered by pencilresearch. To extend this device with SysEx, sniff the vendor editor, add `sysex.header/footer` + `commands` blocks, and use `update_device.md` PR template.

Frequently asked questions

How many parameters of the Gotharman Spazedrum Black can be controlled over MIDI?

SynthHub's map of the Gotharman Spazedrum Black lists 67 MIDI CC parameters, each with its number, range and a readable name; the full chart is on this page.

Can an AI agent like Claude control the Gotharman Spazedrum Black?

Yes: SynthHub's hosted MCP server knows the Gotharman Spazedrum Black's MIDI map, and its browser relay lets the agent send it parameter changes or load a sound, each sound change confirmed by you.