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 ...

Ultrasonic proximity sensor Arduino; VCC: 5V: GND: GND: Echo: D2 (or any other digital pin) Trigger: D3 (or any other digital pin) Examples. One example is provided with this library: Show distance ...

Ultrasonic Sensor; Buzzer; Arduino Mega (any model) Jumper Wires; USB cable for Arduino or 12v, 1A adapter. Ultrasonic Sensor Module: Ultrasonic sensor HC-SR04 is used here to detect the presences of ...

Posted in Arduino Hacks Tagged arduino, capacitance, proximity sensor Auto Ball Launcher Will Be Your Dog’s New Best Friend April 21, 2021 by Kristina Panos 22 Comments ...

This library (with example) is designed to be integrated in projects using ultrasonic proximity sensors. It was tested with HC-SR04 device but it should be usable with equivalent sensors which have a ...

The microcontroller-based concept was chosen because I wanted to scale the sensor system later to suit other applications. Here is the diagram of my Arduino infrared close proximity sensor. As you can ...