Diagram of the front panel of the KORG volca keys
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KORG volca keys MIDI CCs & NRPNs

MIDI implementation details for the KORG volca keys.

Last update: September 13, 2024 • 16 parameters

Contributions welcome! You can email us your edited CSV if you don't want to use GitHub.

VCO

Parameter CC Range Usage Orientation
Portamento 5 [0–127] — 0-based
Detune 42 [0–127] — 0-based
VCO EG depth 43 [0–127] — 0-based

General

Parameter CC Range Usage Orientation
Expression 11 [0–127] — 0-based
Voice 40 [0–127]
0-12: Poly; 13-37: Unison; 38-62: Octave; 63-87: Fifth; 88-112: Unison ring; 113-127: Poly ring
 0-based
Octave 41 [0–127]
0-21: 32'; 22-43: 16'; 44-65: 8'; 66-87: 4'; 88-109: 2'; 110-127: 1'
 0-based

EG

Parameter CC Range Usage Orientation
Attack 49 [0–127] — 0-based
Decay/release 50 [0–127] — 0-based
Sustain 51 [0–127] — 0-based

VCF

Parameter CC Range Usage Orientation
Cutoff 44 [0–127] — 0-based
VCF EG intensity 45 [0–127] — 0-based

LFO

Parameter CC Range Usage Orientation
Rate 46 [0–127] — 0-based
Pitch intensity 47 [0–127] — 0-based
Cutoff intensity 48 [0–127] — 0-based

Delay

Parameter CC Range Usage Orientation
Delay time 52 [0–127] — 0-based
Delay feedback 53 [0–127] — 0-based

This dataset is provided under the Creative Commons Attribution Share Alike 4.0 International license.