📡 RFID Module RC522 – 13.56MHz with Card & Key Tag
The RC522 RFID module is a powerful and low-cost solution for integrating contactless identification into your projects. Operating at 13.56 MHz, it supports ISO/IEC 14443 Type A cards and tags, and communicates via SPI, making it compatible with most microcontrollers like Arduino, ESP32, STM32, and Raspberry Pi.
Whether you’re building a security system, attendance tracker, door lock, or inventory management project, the RC522 is the go-to RFID module for beginners and professionals alike.
✅ Key Features:
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Frequency: 13.56 MHz (RFID standard)
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Interface: SPI (default), also supports I²C and UART
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Reading Range: Up to ~5 cm (depends on tag type and antenna)
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Current Consumption: Low power standby mode
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Voltage: 3.3V logic (connect via level shifter for 5V systems like Arduino Uno)
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LED Indicator: Onboard status LED
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High Communication Speed: Up to 10 Mbit/s data rate
📦 Package Includes:
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1× RC522 RFID Module
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1× RFID Key Tag (13.56 MHz)
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1× RFID Card (13.56 MHz)
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1× 8-pin Male Header (for soldering)
