An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

One uses the LiquidCrystal_I2C library (I²C display). The other uses the LiquidCrystal library (parallel display). In the code, set: USE_I2C = 1 for I²C displays (with LiquidCrystal_I2C) USE_I2C = 0 ...

This project presents the design and implementation of a secure and user-friendly RFID and keypad-based door lock system using Arduino The system integrates two authentication methods: RFID (Radio ...

The use of Radio Frequency IDentification (RFID) technologies is growing. Many different applications are implemented in various sectors, and used for very different purposes. RFID enables wireless ...