Library Support: Utilizes existing Arduino libraries for I2C communication and LCD control, ensuring compatibility and ease of use. Example Projects: Explore a collection of example projects ...

Welcome to the lcd-i2c-library repository! This library provides an interface to control an HD44780-based LCD via an I2C converter using the PCF8574 module. If you are working on an Arduino or AVR ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...