Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino. Trump overpowers Musk's ...

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Abstract: We present a low-power gas sensor design based on a capacitive micromachined ultrasonic transducer (CMUT), for use on self-powered wearable platforms. Earlier a CMUT-based sensor, with 70-mW ...

“Make sure there’s not a sticker over it. People can also use their phone. Bates says to pull up your camera to scan the QR code, but do not click on it. Instead, he says to look at the web address ...

The Smart Door Alert System is a home security project built with Arduino that uses an ultrasonic sensor to detect how close someone is to your door or window. It uses LEDs, a buzzer, and a flashing ...

Smart Trash Monitoring SystemThis project offers a smart trash monitoring system using IoT technology to track waste levels in real-time. It features an ESP32 device, a Node.js backend, and a web ...

The setup includes: - BLDC motor - ESC (Electronic Speed Controller) - Current sensor for real-time current monitoring - Optocoupler for isolated communication Results show our system can ...

A pocket-size ultrasonic bladder-volume sensor has been constructed and tested with successful results. This paper describes the sensor and presents results from its use on healthy volunteers.