Abstract: Contactless smart card technology serves various applications ranging from personal identification to financial payment. A well-known brand, Mifare cards, supplies more than three-quarters ...

We are all familiar enough by now with the succession of boards that have come from Raspberry Pi in Cambridge over the years, ...

If you’re a regular reader of Hackaday, you may have noticed a certain fondness for Meshtastic devices, and the LoRa protocol ...

This project implements an RFID-based attendance system that can recognize two specific student cards and provide audio/visual feedback when a valid card is detected. The system uses UART ...