This code is for an RFID door lock system using an Arduino. It reads the UID of the RFID card and compares it to a predefined ...

When [gdarchen] wanted to read some NFC tags ... If you back up a level in the GitHub repository, you can see the earlier non-Arduino versions of the code, as well. If you want to understand ...

The Java program can also read an Arduino program file and convert all the print calls in it to use the library, if you like. As you might expect, this requires some cooperation from your program.