- It is a non contact card reader and writer
- It has a high efficiency up to 92%
- It can easily operate on low voltage
The RC522 RFID Reader Writer Module Kit uses the SPI Interface to communicate with any MCU. The open source community has accepted this module widely for making RFID based projects, including Arduino. Easy to use libraries are already available for this module. It has Highly Integrated analog circuitry to demodulate and decode responses
Buffered output drivers to connect an antenna with minimum number of external components. It Supports ISO/IEC 14443A / MIFARE. Typical operating distance in Reader / Writer mode for communication is 50 mm depending on the antenna size and tuning. It Supports higher transfer speed communication up to 848 Kbit/s. The SPI Interface is up to 10 Mbit/s. It has low cost
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