![RC522 RFID-RC522 Switching SPI to UART interface or i2c ! POSSIBLE ! - Networking, Protocols, and Devices - Arduino Forum RC522 RFID-RC522 Switching SPI to UART interface or i2c ! POSSIBLE ! - Networking, Protocols, and Devices - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/e/f/0/ef06c668337403a8e3e5da86557920f11a1b281e.png)
RC522 RFID-RC522 Switching SPI to UART interface or i2c ! POSSIBLE ! - Networking, Protocols, and Devices - Arduino Forum
![RC522 RFID-RC522 Switching SPI to UART interface or i2c ! POSSIBLE ! - Networking, Protocols, and Devices - Arduino Forum RC522 RFID-RC522 Switching SPI to UART interface or i2c ! POSSIBLE ! - Networking, Protocols, and Devices - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/5/d/b/5db77e1e84b1fb9977963604ad67d22511a6fc59.jpeg)
RC522 RFID-RC522 Switching SPI to UART interface or i2c ! POSSIBLE ! - Networking, Protocols, and Devices - Arduino Forum
![RFID MODULE KIT – Mifare RC522 RF IC Card Sensor Module + S50 White Blank Card + Key Ring – For Arduino, Raspberry Pi – C.B.Electronics RFID MODULE KIT – Mifare RC522 RF IC Card Sensor Module + S50 White Blank Card + Key Ring – For Arduino, Raspberry Pi – C.B.Electronics](https://cb-electronics.com/wp-content/uploads/2017/11/RFID-Module-Set-PIC-1-1.jpg)
RFID MODULE KIT – Mifare RC522 RF IC Card Sensor Module + S50 White Blank Card + Key Ring – For Arduino, Raspberry Pi – C.B.Electronics
How to pass a function from the RFID-RC522 into a variable then be sent into either serial or ethernet? · Issue #63 · miguelbalboa/rfid · GitHub
![RC522 is a 13.56MHz RFID module based on the MFRC522 controller from NXP semiconductors available at Rajguru Electronics. RC522 is a 13.56MHz RFID module based on the MFRC522 controller from NXP semiconductors available at Rajguru Electronics.](https://www.rajguruelectronics.com/Product/1292/RC522%20RFID%20READER%20WRITER.jpg)