Hi
I'm want to read RFID cards using the MFRC522 RF Module UART TTL Square Shape module via an Arduino board.
The communication protocol used by this module is UART rather than the typical SPI used by RFID modules. Is there a specific library or piece of code I may use?
If it uses a UART then your first move should be to connect it to a serial input and print any data that you receive
Have you tried that ?
Do you know what baud rate it runs at ?
Can you please post a link to where you got it from ?
system
Closed
April 6, 2023, 5:33pm
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