
Step FX step modulator playback controls in Logic Pro
These parameters are independently available for each of the three step modulators. Click the name in the Modulator Target pop-up menu to choose the modulator you want to edit. The selected modulator name is shaded.
Also see the sections on step modulator global controls and display controls.

Step modulator playback controls
Depth knob and field: Set the intensity of modulation for step modulator 1, 2, or 3.
Rate knob and field: Set the speed of step modulator 1, 2, or 3.
Swing knob and field: Set the swing amount for step modulator 1, 2, or 3. Values over 0% increase the duration of odd-numbered steps (1, 3, 5, and so on) while decreasing even-numbered step lengths.
Envelope display: Set an independent envelope shape for each step modulator. Values are expressed as a percentage of step length and apply to all steps in the selected modulation pattern. You can drag dots directly in the display or can drag field values.
Attack dot or field: Set the envelope attack time for step modulator 1, 2, or 3.
Attack curve dot: Drag the shaded dot shown on the line preceding the bright Attack dot to set the attack curve shape.
Hold dot or field: Set the envelope hold time for step modulator 1, 2, or 3.
Release dot or field: Set the envelope release time for step modulator 1, 2, or 3.
Release curve dot: Drag the shaded dot shown on the line between the bright Hold and Release dots to set the release curve shape.