RGB-LED-With-Arduino-Uno-inbuilt-PWM. RGB LEDs are becoming increasingly popular due to their ability to emit different colors from a single LED. With the help of an Arduino Uno microcontroller board, ...

PWM controls the the brightness of each of the LEDs. Roughly, every 1/500th of a second, the PWM output will produce a pulse. The length of the pulse is controlled by the analogWrite function.

Building IoT projects with touchscreens used to be a headache, involving numerous components, messy wiring, and endless troubleshooting. But the ESP32-S3 Box-3 makes things way easier. It is an all-in ...