You can control the CS-80 V Volume and Wah from an external expression pedal.
The external control is activable from the dedicated buttons:
Wah is a destination that you can assign to any modulation source, direcly from the Advanced panel.
This fader is a global control for the release of the CS-80 V:
If you press the following switch, the global release will only be triggered by an external sustain pedal:
Note that if the button is in off position, the sustain is hold
Raise this fader to have a Portamento / Glissando effect:
Use the Portamento on/off to switch between Portamento and Glissando:
You can activate the global Portamento / Glissando from a external sustain pedal, using this switch: