I would like to add some gpio buttons to my rasp. I have read in the forum that pisound does not use all the gpio pins… so I could use the free pins for my buttons and my addons.
My problem now is that pisound is physical connected to all the 40 raspberry pins… so I dont know how can I connect to them. I have no experience with the welder.
So, do you recommend me an expansion board or something to use the free pins in an easy weay