Arduino RFID Access Control System This project implements an RFID-based access control system using an Arduino board, an MFRC522 RFID reader, an I2C LCD display, an RTC (Real-Time Clock) module, and ...

This repository contains Arduino code and documentation for interfacing with an I2C (Inter-Integrated Circuit) LCD (Liquid Crystal Display). The code is designed to facilitate easy integration of I2C ...

DISPLAY LCD 4 x 20 command TWI (I²C compatible)INTRODUCTION: DISPLAY LCD 4 x 20 command TWI (I²C compatible) INTRODUCTION: We all know how the free pins microcontrollers are precious. The use of an ...

This paper presents the design and implementation of an RFID-GSM based intelligent cart system to automate the retail checkout process and reduce long queues and manual billing inefficiencies. The ...

In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present challenges such ...