In this tutorial, we are going to learn how to use ultrasonic sensor HC-SR04 interfacing with Arduino and measure the distance which will be notifi...
In this project we will be using an ultrasonic sensor, buzzer, vibration motor to build a smart blind stick, which can find any object coming towards it and alert the person holding the stick
Distance measurement of an object through the air is used in a large number of applications such as obstacle avoider robot control, vehicle contro...