Help for big button

[fredrik]

The drawing did come with instructions

BIG BUTTON DIY build - Verified???

I made a scribble: [image] To check that you’ve wired things up correctly, use a multimeter in voltage mode to measure the voltage between the 0V point (black lead) and one of the red points (red lead). You should see roughly the given voltages (*). Once you’ve verified that, measure the voltage between 0V and pin A0 on the Nano, and rotate the switch. You should see all the voltages you saw before, one at a time, as you rotate through the positions. *) In practice it’s a bit less because th…