DigiTech RP255 Owner's Manual page 5

Section Four - Other Functions
Phrase Looper ................................................................38
Drum Machine ................................................................39
Aux Input .........................................................................40
Expression Pedal ............................................................40
Factory Reset ..................................................................41
Expression Pedal Calibration ......................................42
Section Five - Appendix
Specifications ...................................................................43
Expression Pedal - Assignable Parameters ...............45
Tone LIbrary ....................................................................47
Effects Library .................................................................48