Wiltshire12345 shows you how to use your PSP as a game controller. You must first download FuSa game-pad onto your PSP Once you download the necessary link you go to usb charge and hook up your usb so it doesn't die as you play. Fun the FuSa game pad and run the program. You can then look at your computers device controller and your PSP should now be registering. You can now use your PSP to play computer games on you desktop.