sorry to confuse u
i am using it to interface with stock steering wheel control stick on my car.
it functions in a similar way to the sony commander stick RM-X2S and hence i wanted to use the same schematics.
however, as my EPIA TC-10000 doesn't come with a gameport, i need a USB solution
CarPC Ver 4 completed. Aopen i45GMT-HD, C2D mobile 2GHz. Photofast 64GB SSD. Novatel EU-850D