Can a ps3 controller be used as a game pad?

Question

wel i got a ps3 but i have some games on my pc that are to hard to be played using the keyboard.

so i tried conecting the controller using that usb cable but i got no signs that it worked and i tested it and the pc doesnt even notice that i plugged it in! :/

so can anny1 help me plz!

and buying a real game pad is no option :)

Answer 1

With the proper drivers you can. Will update with a link.

Answer 2

I've used the Sixaxis and the Dualshok 3 on my PC. You need to download drivers that make it work. I'ts called like libusb or something