Find I2C and SPI default pins
In this tutorial you will learn how to find the default 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 …