I'm wondering if there are any C people here? I'm learning from scratch and am struggling with the Arduino.cc 'smoothing' tutorial, designed to teach about potentiometer inputs, arrays and for loops.

To the average Arduino user, some of this is irrelevant ... used sparingly anyway #define SOME_VAR 1000 // Static variables declared in a file are local to the file static int16_t count ...

And to bring it on home, the Arduino snippet up above will work just fine with a globally defined count variable, because the name “count” isn’t globally exposed. It’s also declared in the ...

You can read the state of a button using Arduino and a few lines of code. The actual state is shown in the Serial Monitor window as 0 or 1, 0 meaning the button is not pressed and 1 that the button is ...