A novel Radio Frequency Identification (RFID) based sensor supporting touch detection and localization features is proposed in this work. The formulated sensor leverages chipless variant of RFID ...

A hand rub or hand antiseptic are other names for hand sanitizer. The main purpose of it is to get rid of common diseases from hands. Hand sanitizers can be liquid, foam, or gel-based. The majority of ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Those include tutorials for the Arduino Nano, Raspberry Pi Pico, and Micro:bit boards. However, if you’re done with this part, the company says the CrowPi 3 supports Raspberry Pi OS, Ubuntu, CentOS, ...

Arduino Uno. 4-channel relay module. PIR motion sensor. Steps: Use Arduino to handle sensor input and relay control. Pi runs a Python Flask server with a simple UI to toggle GPIO pins via serial ...