The RC522 RFID Kit is a compact RFID reader and tag set designed for contactless identification and access-control applications. It uses the MFRC522 RFID reader IC and communicates with microcontrollers such as Arduino through the SPI interface.
Features
- Contactless RFID communication
- Based on MFRC522 / RC522 technology
- Supports RFID cards and key fobs
- SPI interface for microcontroller communication
- Low-power operation
- Compact reader module
- Suitable for Arduino and other development boards
- Includes multiple RFID tags and an RFID card
Specifications
| Specification |
Details |
| Product Type |
RFID Reader Kit |
| Reader Module |
RC522 / MFRC522 |
| Operating Frequency |
13.56 MHz |
| Communication Interface |
SPI |
| Reading Method |
Contactless |
| Compatible Tags |
13.56 MHz RFID / MIFARE-type Tags |
| Operating Voltage |
3.3V DC |
| Reader Type |
RFID / NFC-compatible HF reader |
| Quantity |
1 Kit |
Pin Configuration
| Pin |
Function |
| SDA |
SPI Chip Select |
| SCK |
SPI Clock |
| MOSI |
SPI Data Input |
| MISO |
SPI Data Output |
| IRQ |
Interrupt |
| GND |
Ground |
| RST |
Reset |
| 3.3V |
Power Supply |
Kit Includes
- 1 × RC522 RFID Reader Module
- 1 × RFID Card
- 5 × RFID Key Fobs
Applications
- RFID access control
- Electronic door locks
- Attendance systems
- Identification systems
- Arduino RFID projects
- Smart lockers
- Security systems
- Inventory tracking
- DIY automation projects
Advantages
- Contactless operation
- Easy microcontroller integration
- Compact size
- Multiple tag options included
- Fast RFID identification
- Ideal for educational and DIY projects
Size
Approx. 60 × 40 mm RFID reader module
Package Includes
- 1 × RC522 RFID Reader
- 1 × RFID Card
- 5 × RFID Key Tags
Note
The RC522 module operates at 3.3V. Avoid applying 5V directly to the module unless a suitable level-shifting or compatible interface is used. Reading distance depends on the tag type, antenna orientation, and surrounding environment.
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