Displays “Bus is coming!” on the LCD. Sends a Bluetooth message to a connected phone. Shows distance data in the Serial Monitor.

Learn how to make a touchless air drum set using Arduino and ultrasonic sensors for endless musical fun. ‘That Has Never Been ...

Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (November 2025) that make the cut: ...

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This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

Abstract: An exceptionally sensitive and photothermally tunable polymer microbubble is fabricated at the fiber tip for enhanced ultrasonic detection. A modified acrylate adhesive (MAA) is applied to ...

Ultrasonic energy is widely used to sense the presence of nearby objects and even determine their distance if needed, as well as to measure fluid flow rates in industrial and scientific applications.

For OEMs, a pre‑qualified touch + biometric path reduces risk in late‑stage validation, especially for thin, flexible OLED designs. For users, the promise is fast, consistent touch response paired ...

Abstract: This work presents temperature display on web browser using Ethernet Shield And LM 35 Sensor based on Arduino IDE Environment. The web page programming was realized with Arduino Mega 2560 ...