how to work POV LED fan display and arduino programing

interrupt video link :    • what is Interrupt & Pin Change in arduino ...   interrupt code link : https://drive.google.com/open?id=1sJo... Pin change interrupt code : https://drive.google.com/open?id=1m0B... pov display part 1 video link :    • DIY: how to make POV LED fan display from ...   code link : https://drive.google.com/file/d/1wVmT... custom code link : https://drive.google.com/file/d/1E5JT... circuit diagram link : https://drive.google.com/open?id=1gzC... follow us on facebook and Instagram