You will need:
1)5 signal diodes-1n148
2)1 printer cable(db25)
3)controller port of a supernes
4)junk cdrom drive
5)snes console
Use the controller port of the Snes console ,and for the Cdrom of the casing and the front panel minus the popping cover only. Glued them together(use epoxy).
Solder the wires of the DB25(the female end) to the controller port
After the gluing and strapping in the wires here is how it look like.Now put it in(above the cdrom drive)
As for the other end of the DB25 cable
finish product
driver used for connecting the controller of a Super nes with the parallel port of PC