Is it possible to to hack a PS vita's D-pad for a franken Pad Project?


#1

Can somebody please help me out with this. I need your help trying to trace out where are the signals and the ground for this controller.
[url =http://www.bing.com/images/search?q=ps+vita+pcb&view=detailv2&id=D7CDB07083A7AB4484E0902253F0CFD24E3297F8&selectedindex=47&ccid=sTMV917Z&simid=608005715794660012&thid=JN.qx9dgdf92UTz%2FkQaLHo0EA&first=1] PS VITA DPAD’s PCB


#2

use a multimeter?


#3

I tried that I was only able to find the signals for two of the directions.