Neural DSP Quad Cortex MIDI CCs & NRPNs

MIDI implementation details for the Neural DSP Quad Cortex.

Last update: September 14, 2026 • 31 parameters

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Banks and presets

Parameter CC Range Usage Description Orientation
Bank Select MSB 0 [0–1]
0: Preset group 0-127; 1: Preset group 128-256
Splits the 256 Presets into two groups of 128
0-based
Bank Select LSB 32 [0–127]
0~127: Setlist
Setlist select. Combine with a Program Change to recall a Preset
0-based

Pedals

Parameter CC Range Usage Orientation
Expression Pedal 1 1 [0–127]
0~127: Expression pedal 1
 0-based
Expression Pedal 2 2 [0–127]
0~127: Expression pedal 2
 0-based

Footswitches

Parameter CC Range Usage Description Orientation
Footswitch A 35 [0–127]
0~127: Footswitch A
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based
Footswitch B 36 [0–127]
0~127: Footswitch B
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based
Footswitch C 37 [0–127]
0~127: Footswitch C
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based
Footswitch D 38 [0–127]
0~127: Footswitch D
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based
Footswitch E 39 [0–127]
0~127: Footswitch E
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based
Footswitch F 40 [0–127]
0~127: Footswitch F
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based
Footswitch G 41 [0–127]
0~127: Footswitch G
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based
Footswitch H 42 [0–127]
0~127: Footswitch H
Enable/bypass. Applies in Preset, Stomp, and Scene Mode, and in Gig View
0-based

Modes and scenes

Parameter CC Range Usage Orientation
Scene Select 43 [0–7]
0: Scene A; 1: Scene B; 2: Scene C; 3: Scene D; 4: Scene E; 5: Scene F; 6: Scene G; 7: Scene H
 0-based
Mode Select 47 [0–2]
0: Preset Mode; 1: Scene Mode; 2: Stomp Mode
 0-based

Global controls

Parameter CC Range Usage Description Orientation
Tempo BPM 44 [0–127] —
Each message received registers a tap
0-based
Tuner On/Off 45 [0–127]
0-63: Off; 64-127: On
 — 0-based
Gig View Open/Close 46 [0–127]
0-63: Close; 64-127: Open
 — 0-based

Looper

Parameter CC Range Usage Description Orientation
Open/Close Looper UI 48 [64–127]
64~127: Open
Always opens in Perform Mode
0-based
Duplicate/Stop Duplicate 49 [64–127]
64~127: Duplicate/Stop Duplicate
 — 0-based
One Shot Enable/Disable 50 [64–127]
64~127: Enable/Disable One Shot
 — 0-based
Half Speed Enable/Disable 51 [64–127]
64~127: Enable/Disable Half Speed
 — 0-based
Punch In/Out 52 [0–127]
0-63: Punch Out; 64-127: Punch In/Punch Out
Value 0-63 only works when the parameter is set to momentary and is sent on MIDI controller footswitch release
0-based
Record/Overdub/Stop 53 [0–127]
0-63: Stop Recording; 64-127: Record/Overdub/Stop
Value 0-63 only works when the parameter is set to momentary and is sent on MIDI controller footswitch release
0-based
Play/Stop 54 [64–127]
64~127: Play/Stop
 — 0-based
Reverse Enable/Disable 55 [64–127]
64~127: Enable/Disable Reverse
 — 0-based
Undo/Redo 56 [64–127]
64~127: Undo/Redo
 — 0-based
Duplicate Mode 57 [0–1]
0: Free; 1: Sync
 — 0-based
Quantize 58 [0–9]
0: Off; 1: 1 Beat; 2: 2 Beats; 3: 3 Beats; 4: 4 Beats; 5: 5 Beats; 6: 6 Beats; 7: 7 Beats; 8: 8 Beats; 9: 16 Beats
 — 0-based
MIDI Clock Start 59 [0–1]
0: Off; 1: On
 — 0-based
Perform/Params Mode 60 [0–1]
0: Perform Mode; 1: Params Mode
 — 0-based
Routing Mode 61 [0–13] —
Grid > I/Os > Multi Out
0-based

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