MIDI implementation details for the Meris Mercury7.
Last update: September 4, 2026 • 16 parameters
Contributions welcome! You can email us your edited CSV if you don't want to use GitHub.
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Expression pedal | 4 | [0–127] | — |
Morphs between toe up and toe down knob settings
|
0-based |
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Bypass | 14 | [0–127] |
0-63: Bypass; 64-127: Engage
|
Bypasses or engages effect processing
|
0-based |
| Swell | 28 | [0–127] |
0-63: Off; 64-127: On
|
Engages auto swell function or maximizes space decay sustain when held
|
0-based |
| Algorithm select | 29 | [0–127] |
0-63: Ultraplate; 64-127: Cathedra
|
Selects active reverb algorithm
|
0-based |
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Space decay | 16 | [0–127] | — |
Sets decay energy of the reverberation space
|
0-based |
| Modulate | 17 | [0–127] | — |
Sets overall modulation depth of the reverb algorithm
|
0-based |
| Mix | 18 | [0–127] | — |
Adjusts mix of dry and wet signals in analog domain
|
0-based |
| Lo frequency | 19 | [0–127] | — |
Changes low frequency decay times in the reverb algorithm
|
0-based |
| Pitch vector | 20 | [0–127] | — |
Sets intra-tank pitch interval
Note: Pitch intervals are octave down slight pitch down slight pitch up 5th up and octave up |
0-based |
| Hi frequency | 21 | [0–127] | — |
Changes high frequency absorption in the reverb algorithm
|
0-based |
| Parameter | CC | Range | Usage | Description | Orientation |
|---|---|---|---|---|---|
| Predelay | 22 | [0–127] | — |
Sets amount of time that elapses before the onset of reverberation
|
0-based |
| Mod speed | 23 | [0–127] | — |
Sets dominant modulation speed of the reverb algorithm
|
0-based |
| Pitch vector mix | 24 | [0–127] | — |
Adjusts mix between intra-tank pitch shifted reflections and normal reflections
|
0-based |
| Density | 25 | [0–127] | — |
Sets amount of initial build up of echoes before the reverb tank
|
0-based |
| Attack time | 26 | [0–127] | — |
Sets the attack time for the swell envelope
|
0-based |
| Vibrato depth | 27 | [0–127] | — |
Adds vibrato to the reverb input
|
0-based |
This dataset is provided under the Creative Commons Attribution Share Alike 4.0 International license.