Find I2C and SPI default pins
In this tutorial you will learn how to find the default/hardware pins for the I2C and SPI interface for the microcontrollers supported by the Arduino …
I2C
How to Connect an I2C LCD with ESP32
Adding a simple display to your ESP32 board can take your project and HMI feature to the next level. A simple display such as an …
How to control a character I2C LCD with Arduino
This article includes everything you need to know about using a Character I2C LCD with Arduino. I have included a wiring diagram and many example …