[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 ...
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A box of cheap sensors taught me more about the ESP32 than any tutorial

I ditched ESP32 tutorials for a $20 sensor kit, and that made all the difference ...