RC522 RFID Scanner

RC522 RFID Scanner is an advanced RFID module that operates at 13.56 MHz for contactless identification and data exchange. It supports ISO/IEC 14443A/MIFARE protocols, making it compatible with a wide range of RFID cards and tags. The module features an SPI, I2C, and UART interface for flexible communication with microcontrollers such as Arduino, ESP8266, and Raspberry Pi. It requires a 3.3V power supply and includes an onboard antenna for efficient tag detection. The RC522 module provides a reading range of up to 5 cm, making it ideal for secure access control, electronic payments, and NFC applications. It supports multiple security authentication methods to prevent unauthorized access. The module can be used for contactless data transfer in smart card systems. It is widely implemented in public transportation ticketing systems, smart attendance systems, and embedded automation projects. The RC522 has a low power consumption mode, making it suitable for battery-powered applications. Its compact and robust design allows easy integration into various embedded systems. The module provides high-speed communication and data encryption for secure transactions.