The following is a list of footswitch control functions for the JS-8:
PLAY/STOP
REC/ STOP
PATCH +1
PATCH -1
SOLO
PHRASE LOOP STOP
PHRASE LOOP REC/PLAY
ROTARY SPEED SELECT
TUNER ON/OFF
PLAY/STOP
REC/ STOP
PATCH +1
PATCH -1
SOLO
PHRASE LOOP STOP
PHRASE LOOP REC/PLAY
ROTARY SPEED SELECT
TUNER ON/OFF