Reading a button input using the GPIO binding

[rossko57]

@Rapti

I connected the button to GPIO pin 2 and a 3.3 V pin

You’ve not mentioned using a pulldown with that?
This may help

GPIO pull-up / down issue

Hi everyone, I have a problem setting up Pull-up / down resistors for GPIO buttons. So, my buttons without any resistor work fine, but as there’s no resistors, i occasionally have unwanted button presses. So I decided to put a pull resistor to any button. The problem is that when I actually push the buttons, sometimes they work, sometimes they don’t. I’ve made a PCB like this: POS ------ SW -------- GPIO ------- 10k res -------- NEG POS ------ SW -------- GPIO ------- 10k res -------- NEG …