How to add a header file on Arduino IDE
how can we create and add a header file headerfile.h in Arduino IDE to call the header file as
#include "headerfile.h"
Answer
The below example shows how to create the "pitches.h" file On Arduino IDE:

- Either click on the button just below the serial monitor icon and choose "New Tab", or use Ctrl+Shift+N.
- Give file's name "pitches.h" and click "OK" button
- Copy the code and paste it to that file.
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