How to use an HC-SR04 Ultrasonic Distance Sensor with Arduino
The HC-SR04 is an inexpensive, easy to use distance sensor, with a range of 2 to 400cm. It is commonly used in obstacle avoiding robots and automation projects. Did you know that your car uses similar sensors in the parking assist system?
Copy and paste this URL into your WordPress site to embed
Copy and paste this code into your site to embed