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 ...
Designed by Ruictec in China, the TD04 is a LoRa-based low-power tracker that also features BLE and dual-band GNSS. It ...