By hacking an original Nintendo controller (NES) connection into the Nintendo DS, you can control all your old school NES favorites the way they were meant to be played. Furthermore, below you’ll see another hack where you can use a SNES controller on a PSP.
Related: SNES Controller For the PSP
Similarly, another modder hacked a PSP to allow for a SNES controller to be attached and play super Nintendo games. A video of that hack can be seen below.