Description
The RC522 RFID Reader / Writer Module is a compact and cost-effective solution for contactless communication using 13.56MHz frequency. Based on the MFRC522 chip, this module can read and write RFID tags, making it perfect for access control, attendance systems, and smart security applications.
It communicates via SPI interface, allowing easy integration with microcontrollers such as Arduino, ESP32, and Raspberry Pi. The module supports MIFARE cards and tags, which are widely used in identification and authentication systems.
This package includes RFID cards and key fobs, enabling you to start your project immediately without additional purchases.
Its small size, low power consumption, and reliable performance make it a popular choice for students, hobbyists, and professionals.
Key Features
- Based on MFRC522 RFID chip
- Operates at 13.56MHz frequency
- Supports reading and writing RFID tags
- SPI communication interface
- Compatible with Arduino, ESP32, and Raspberry Pi
- Includes RFID cards and key fobs
- Compact and easy to integrate
Technical Specifications
- Chipset: MFRC522
- Frequency: 13.56MHz
- Operating Voltage: 3.3V
- Interface: SPI
- Reading Distance: Up to 5cm (depends on tag and environment)
- Supported Cards: MIFARE 1K, MIFARE S50, and compatible tags
- Current Consumption: ~13–26mA
- Dimensions: Approx. 40mm × 60mm
Package Includes
- 1 × RC522 RFID Reader Module
- 1 × RFID Card
- 1 × RFID Key Fob
- Pin Header Set
Applications
- Access control systems
- Attendance and identification systems
- Smart locks
- Inventory tracking
- IoT and automation projects
Note
This module operates at 3.3V logic level. Use a level shifter when interfacing with 5V microcontrollers to prevent damage.
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