<<<<< KAT TRAP >>>>>

Joy1 left: left.
Joy1 right: right.
Joy1 left & fire1: fire weapon left.
Joy1 right & fire1: fire weapon right.
Joy1 up: jump.
Joy1 down: duck.
Joy1 fire1: fire grenade.
Joy1 fire2: Select weapon.
Pause button: abort.

Keyboard enabled (fire1 is "1" key also). With cheat ingame (infinite lives) pressing joy2 fire1.