Connect up to 10 buttons using a single interrupt.
Project tutorial by Svizel_pritula
A simple interface circuit to drive VFD displays. No fancy parts required, and runs on serial communication.
Project tutorial by screwpilot
Morse Code decoder that can adjusts to LED bright level and demonstrates how to implement timer interrupt.
Project tutorial by shjin
While debouncing needs improvement, it's a good start to understand interrupts!
Project showcase by John Boxall and CesareBrizio
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