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Attached to a Raspberry Pi Zero W is a cost efficient MFRC522 NFC reader. The RPi simulates a virtual USB keyboard. An NXP Semiconductors NTAG216 RFID Tag stores a password, either in cleartext or ...
Abstract: The concept of Smart Trolley improves the shopping experience by automating various processes by using RFID or Radio Frequency Identification technology. It comprises RFID tags for the items ...
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