MIDI implementation details for the Yamaha SEQTRAK.
Last update: April 1, 2026 • 40 parameters
Contributions welcome! You can email us your edited CSV if you don't want to use GitHub.
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Track volume | 7 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Track pan | 10 | [1–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Drum pitch | 25 | [40–88] | — |
Note: Channels 1-7. Available on drum.
|
Centered |
| Mono/poly/chord | 26 | [0–2] |
0: Mono; 1: Poly; 2: Chord
|
Note: Channels 8-10. Available on synth, DX.
|
0-based |
| Attack time | 73 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Decay/release time | 75 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Filter cutoff | 74 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Filter resonance | 71 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Reverb send | 91 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Delay send | 94 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| EQ - High gain | 20 | [40–88] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
Centered |
| EQ - Low gain | 21 | [40–88] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
Centered |
| Portamento time | 5 | [0–127] |
0: Off; 1~127: Portamento time
|
Note: Channels 8-10. Available on synth, DX (must be mono).
|
0-based |
| Portamento switch | 65 | [0–1] |
0: Off; 1: On
|
Note: Channels 8-10. Available on synth, DX.
|
0-based |
| Arp type | 27 | [0–16] |
0: Off; 1~16: Arp type
|
Note: Channels 8-10. Available on synth, DX.
|
0-based |
| Arp gate | 28 | [0–127] | — |
Note: Channels 8-10. Available on synth, DX.
|
0-based |
| Arp speed | 29 | [0–9] | — |
Note: Channels 8-10. Available on synth, DX.
|
0-based |
| FM algorithm | 116 | [0–127] | — |
Note: Channel 10. Available on DX.
|
0-based |
| FM modulation amount | 117 | [0–127] | — |
Note: Channel 10. Available on DX.
|
0-based |
| FM modulator frequency | 118 | [0–127] | — |
Note: Channel 10. Available on DX.
|
0-based |
| FM modulator feedback | 119 | [0–127] | — |
Note: Channel 10. Available on DX.
|
0-based |
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Master effect 1, assigned parameter 1 | 102 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Master effect 1, assigned parameter 2 | 103 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Master effect 1, assigned parameter 3 | 104 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Master effect 2, assigned parameter | 105 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Master effect 3, assigned parameter | 106 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Single effect, assigned parameter 1 | 107 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Single effect, assigned parameter 2 | 108 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Single effect, assigned parameter 3 | 109 | [0–127] | — |
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Send reverb, assigned parameter 1 | 110 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Send reverb, assigned parameter 2 | 111 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Send reverb, assigned parameter 3 | 112 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Send delay, assigned parameter 1 | 113 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Send delay, assigned parameter 2 | 114 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Send delay, assigned parameter 3 | 115 | [0–127] | — |
Note: Channel 1.
|
0-based |
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Mute | 23 | [0–127] |
0-63: Off; 64-127: On
|
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Solo | 24 | [0–11] |
0: Off; 1~11: Track 1...Track 11
|
Note: Channels 1-11. Available on drum, synth, DX, sampler.
|
0-based |
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Damper pedal | 64 | [0–127] | — |
Note: Channels 8-11. Available on synth, DX, sampler.
|
0-based |
| Sostenuto | 66 | [0–127] |
0-63: Off; 64-127: On
|
Note: Channels 8, 9, 11. Available on synth, sampler.
|
0-based |
| Expression control | 11 | [0–127] | — |
Note: Channels 1-11. Available on synth, DX, sampler.
|
0-based |
This dataset is provided under the Creative Commons Attribution Share Alike 4.0 International license.