If you include a library file through the menu, and it’s not part of the core Arduino libraries, the IDE locates its source code and compiles and links it in to the core library for you.

The esp32-hal-ledc.* files provide helper functions to set up the hardware PWM generator, and with these libraries, getting a 16-bit LED fade in straight C or “Arduino” is easy.

2. Download the U8glib library from their website and place it into libraries folder of your Arduino. 3. Now here is the tricky part that will make your OLED work perfect: – Go into the libraries ...

Extract and Install the File Arduino IDE software has been successfully installed on your PC. Now you have to extract and install this file. Follow the below steps to do this process.