This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

We’d seen it done with buttons, switches, gestures, capacitive touch, and IR remote, but never like this. [electron_plumber] made an LED that can be blown out like a candle, and amazingly it … ...

Arduino has launched its next generation of UNO boards, introducing a 32-bit Renesas microcontroller and Espressif ESP32-S3 module, one-click cloud connectivity and plenty of I/O plus a 12×8 red LED ...

Apple on Tuesday was granted a patent for an ultrasound-based force and touch sensor that could lead to a thinner, less obstructive 3D Touch mechanism, a structure which was reportedly a barrier ...

You can throw a Raspberry Pi camera and OpenCV at the problem and approach it through software, or you can buy an off-the-shelf RGB sensor and wire it up to an Arduino.

Discover Denso Corp.'s innovative ultrasonic sensor patent for vehicles, featuring magnetic substance, diaphragm, and electromagnetic transducer. Perfect for precise and reliable object detection ...