#define SS_PIN 10 // Definindo o pino para conexão do módulo RFID #define RST_PIN 9 // Definindo o pino para conexão do módulo RFID MFRC522 mfrc522(SS_PIN, RST_PIN); // Informa no programa quais os ...

An RFID-based attendance system transforms the tedious task of manual attendance tracking into an automated, error-free process. What makes this project particularly exciting is how a few inexpensive ...

Arduino UNO + Módulo RFID RC522 Java como intermediário, fazendo a ponte entre hardware e banco de dados PostgreSQL para registro e validação dos cartões ...

Radio Frequency Identification is widely used in contactless payment cards, National Highway Tollgate systems, and in security passes. By integrating an RFID reader with an Arduino, you will be able ...

The radio frequency identification (RFID) system used for the identification and tracking of objects makes use of an RFID reader and a tag. The main parts of the authentication system include the ...

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 ...

If you’re the kind of person who has friends, and/or leaves the confines of the basement from time to time, we hear that these “Escape Rooms” are all the rage. Basically you get locked into a room ...

Anyone who enjoys building electronic projects might be interested in a new Arduino based modular development board that has been created call the Modulo and priced from $59. The Modulo takes the form ...