Thanks Doug, problem fixed! It turns out that I had two problems. One was indeed that I was connecting the wires after the Pi had booted. The other issue was that I've so far been using wires just poked through the board holes and not fixed in. This seems to have lead to random results so I need to ...
Hi, there is probably a simple wiring solution to this but I just can't see it. I'm using an RPi version 2 and have been following the instructions for the beetbox from here: http://www.imthi.com/blog/electronics/capacitive-touch-drumkit-with-raspberry-pi-using-mrp121.php Everything seems to be work...