This is a driver package for Liquid Crystal displays like the common 1602 and 2004 models using the I2C bus. It has been optimized for speed, yielding typically an order of magnitude improvement. It ...

HD44780 LCD connected to PCF8574 I2C. ... We read every piece of feedback, and take your input very seriously. ... This paper presents a library for Arduino that allows interfacing a 16x2 LCD display ...

The protocol is supported on all Arduino boards, including the latest Arduino Nano Every model. The I2C protocol only requires two wires to connect external devices.