Connections I2C LCD Display

Connect Arduino to I2C Liquid Crystal Display

by Lewis Loflin

This is an Arduino version of my Raspberry Pi program. See Interface I2C LCD to Raspberry Pi in C.

Both programs do not require any external libraries or hidden code and I believe more flexible.


By Lewis Loflin
Electronics website:

This demonstrates using direct coding and no external
user libraries op operate a common I2C based
LCD display with Arduino.

Based on an previous Raspberry Pi Linux project.
Interface I2C LCD to Raspberry Pi in C


Arduino sketch for this project: lcd_i2c_no_library.ino