Map buttons

Xbox controller

= Light Punch (LP)
= Light Kick (LK)
= Medium Punch (MP)
= Medium Kick (MK)
= Hard Punch (HP)
= Hard Kick (HK)
or LP + MK or LK + MP = Assist 1 (if you have 2 or 3 fighters)
or MP + HK or MK + HP = Assist 2 (if you have 3 fighters)
2P = 2 Punch buttons
2K = 2 Kick buttons

PS controller

= Light Punch (LP)
= Light Kick (LK)
= Medium Punch (MP)
= Medium Kick (MK)
= Hard Punch (HP)
= Hard Kick (HK)

Simply Scheme