Tag Archives: hc-sr04

Using the HC-SR04 Ultrasonic Sensor with Arduino

HC-SR04
en.pdf24.org    Send article as PDF   
The working principle of an ultrasonic sensor is simple and use high-frequency sound waves that are evaluated when the sensor received back the waves. To determine the distance between the robot and object, the sensor measure the elapsed time between sending and receiving the waves.



Do NOT follow this link or you will be banned from the site!
error: Content is protected !!