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 ...
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 has announced the new UNO R4 board family, a new platform for enthusiasts, hobbyists, students, and professionals to create prototypes, innovative solutions, and other interactive electronic ...