The A7672S 4G LTE GNSS module is a powerful cellular communication solution that brings reliable internet connectivity and precise GPS tracking to Arduino projects. In the world of IoT (Internet of ...

Learn how RFID-blocking cards work, what they protect against, and which options offer the best everyday security in 2025.

Arduino nano – The main microcontroller board. LCD Display (16x2, I2C) – Used to display the counter value. I2C Module (PCF8574) – For interfacing the LCD with Arduino. Push Buttons (3) – For Reset, ...

Arduino Uno – The main microcontroller board. LCD Display (16x2, I2C) – Used to display the counter value. I2C Module (PCF8574) – For interfacing the LCD with Arduino. Push Buttons (3) – For Reset, ...

In this paper, a phase and RSSI-based method for indoor localization of UHF RFID tags is proposed and demonstrated. The proposed method exploits the received phase and RSSI profile combined with the ...