MFRC522 RFID Reader/Writer Module with 13.56 MHz Tags – SPI Interface for Arduino & Access Systems

🔐 MFRC522 RFID Reader/Writer Module with 13.56 MHz Tags – SPI Interface for Arduino & Access Systems

The MFRC522 RFID Reader Module is a widely-used, compact, and cost-effective solution for 13.56 MHz contactless communication. This module uses the NXP MFRC522 chip, which supports reading and writing to RFID cards and key fobs based on the ISO/IEC 14443 Type A standard.

Communicating over the SPI interface, this module is easy to integrate with microcontrollers such as Arduino, ESP32, Raspberry Pi, and STM32. With support from popular Arduino RFID libraries, the MFRC522 is ideal for building your own security systems, attendance trackers, door locks, and IoT authentication applications.

This product includes one key fob and one RFID card, allowing you to start your project immediately.

---

✅ Key Features:

• 🔄 Chipset: NXP MFRC522

• 🔊 Frequency: 13.56 MHz (HF RFID)

• 🧲 Standard Supported: ISO/IEC 14443 Type A

• 🌐 Communication Interface: SPI (can also support I²C and UART with modifications)

• 📏 Reading Distance: Up to 5–6 cm (depending on tag and environment)

• ⚡ Operating Voltage: 3.3V

• 💻 Library Support: Compatible with Arduino MFRC522 library

• 🔧 Compact Design: Breadboard-friendly, with onboard antenna

---

🎁 Package Includes:

• 1 x MFRC522 RFID Reader Module

• 1 x RFID Key Fob (13.56 MHz)

• 1 x RFID Card Tag (13.56 MHz)

• 1 x Set of Male Header Pins (may require soldering)

---

🧰 Applications:

• RFID-based door locks and access control

• Attendance and identity management systems

• Smart payment or inventory tracking systems

• Embedded IoT authentication

• Library and asset management

• DIY smart security systems

---

🔗 Why Choose the MFRC522 Module?

The MFRC522 module is a top choice for beginners and professionals alike thanks to its low cost, extensive community support, and easy integration with Arduino and other platforms. Whether you’re making a school ID system, a smart door lock, or a prototype for commercial RFID use, this module is a reliable starting point.

---

🔍 Keywords:

MFRC522 RFID module, RFID reader Arduino, 13.56 MHz RFID reader, RFID key fob card reader, RFID security system, MFRC522 SPI Pakistan, contactless RFID reader, RFID for access control, MFRC522 with tags.