RC522 RFID 13.56MHz Reader Writer Module (MFRC522 RFID Reader Module for Arduino)

The RC522 RFID 13.56MHz Reader Writer Module is a compact contactless RFID module designed for reading and writing RFID cards and tags operating at 13.56MHz. Based on the MFRC522 RFID reader IC, it supports ISO/IEC 14443 Type A compatible cards, including MIFARE Classic® cards and tags. The module communicates with microcontrollers through the SPI interface and is compatible with Arduino, ESP32, ESP8266, STM32, Raspberry Pi, and other embedded platforms. It is widely used in access control, attendance systems, smart locks, identification systems, inventory management, and IoT security applications.

Key Features -

• Based on MFRC522 RFID reader IC

• Operates at 13.56MHz

• Supports ISO/IEC 14443 Type A cards

• Read and write RFID card capability

• SPI communication interface

• Compact PCB module

• Low power consumption

• Fast contactless communication

• Easy interface with microcontrollers

• Ideal for access control and identification systems

Specifications -

• Product type - RFID Reader Writer Module

• Controller IC - MFRC522

• Operating frequency - 13.56MHz

• Operating voltage - 3.3V DC

• Communication interface - SPI

• Supported protocol - ISO/IEC 14443 Type A

• Compatible cards - MIFARE Classic Compatible Cards and Tags

• Reading distance - Up to 3cm (Typical)

• Current consumption - Low Power

• Operating temperature - 0C to 70C

Applications -

• Access control systems

• Attendance systems

• Smart door locks

• RFID identification

• Inventory management

• Asset tracking

• IoT security systems

• Embedded electronics projects