News
This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ... Arduino Ultrasonic Sensor Wiring Diagram. ... delay(100); } long microsecondsToCentimeters(long ...
With a standard old HC-SR04 ultrasonic sensor, an audio module and a servo to drive a custom gauge needle he’s made a device which can warn people around you if they’re too close for comfort.
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback