RC522 RFID Reader/Writer Module with RFID Card and Tag

The RC522 RFID Reader/Writer Module is a versatile and high-performance RFID reader and writer designed for non-contact 13.56 MHz communication. With a focus on low power consumption, compact size, and cost efficiency, this module is ideal for smart meters, portable devices, and other embedded systems requiring RFID functionality. Using advanced modulation systems, the MFRC522 chip ensures reliable data exchange, supporting ISO/IEC 14443A protocols with high transfer speeds.

The Rfid RC 522 Module offers a typical operating distance of up to 50 mm, making it suitable for various applications requiring non-contact identification and data transfer. It is designed for seamless integration with Arduino boards, microcontrollers, and CPUs using the SPI protocol. This makes it an excellent choice for developers and hobbyists building access control systems, automated identification, and more.

Key Features - RC522 RFID

• Highly Integrated: Analog circuitry to demodulate and decode responses.
• Protocol Support: ISO/IEC 14443 A/MIFARE.
• Reading Range: Up to 50 mm for non-contact operation.
• Data Rate: Supports up to 10 Mbps SPI communication.
• Power Efficiency: Operates on 3.3V with low power consumption.
• Programmable Features: Timer, CRC coprocessor, and flexible interrupts.
• Compact Design: Small size for easy integration into handheld devices.

Applications

• Access control systems for secure environments.
• Automated identification and data collection.
• Library management systems using RFID tags.
• Smart meters and embedded devices.
• DIY electronics and Arduino-based projects, ex: RFID RC522 Arduino Security System. 

Technical Specifications

How to Use

Connect the RC522 RFID Module to your Arduino or microcontroller using the SPI interface. Ensure the power supply is stable at 3.3V. Use the provided Arduino libraries to initialize the module and read data from RFID cards or tags. The module is suitable for reading, writing, and verifying RFID information for your applications.

Package Includes

• 1 x MFRC522 RFID Reader Writer Module 
• 1 x Standard RFID Blank Card
• 1 x Keychain RFID Tag
• 2 x Header Strips (Straight and Right-Angle)

Additional Resources

Arduino Playground for MFRC522

Arduino RC522 RFID Door Unlock

Access Control System based on Arduino

Github Source code for various targets like PIC, AVR, ARM, and such

Learn more about RFID technology. Explore our RFID Reader Modules Collection.

Videos Tutorial