This Arduino UNO project uses an RFID reader, a servo motor, a buzzer, an LCD display, and a 3x4 keypad to create a lock and key system that is able to store a password and two slots for ...

In this project, I designed and implemented a secure, efficient, and user-friendly door lock system using RFID technology integrated with an Arduino Uno microcontroller. The system automates access ...

I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

Arduino is a popular microcontroller platform used for building electronics projects. With its ease of use and flexibility, it has become the go-to choice for hobbyists, makers, and even professionals ...

The Arduino is an excellent first embedded development kit, provides a great introduction to electronics, and has the potential to get children into programming. [David] thinks throwing C at ...

Arduino is a popular brand of open-source microcontrollers that can be used for a variety of DIY projects, from educational settings to home theater to smart home management. The microcontrollers are ...

The ATtiny10 – along with its younger siblings that go by the names ATtiny 4, 5, and 9 – are the smallest microcontrollers Atmel makes. With only 32 bytes of RAM and 1 kB of Flash, there’s still whole ...