[Arduino Super Introduction #33] Changing Brightness with PWM | Let's Adjust LED Brightness with High-Speed On and Off

In the previous chapter, we stored the current state in a variable and switched the LED operation mode every time the button was pressed.The signals sent to the LED so far have been of two types: HIGH ...

CW (Morse Code) Learning & Practice Machine Construction Record [Part 2]

After building a CW practice machine, I felt satisfied and ended up taking a two-year break.In July 2023, while hiking a ...