The HC-SR04 ultrasonic sensor uses SONAR to determine the distance of an object just like the bats do. It offers excellent non-contact range detection with high accuracy and stable readings in an easy ...

The HC-SR04 ultrasonic sensor uses SONAR to determine the distance of an object just like the bats do. It offers excellent non-contact range detection with high accuracy and stable readings in an easy ...

Ultrasonic Sensor Module. There are many types of Arduino distance sensors, but in this project we have used the HC-SR04 to measure distance in range of 2cm-400cm with an accuracy of 3mm.The sensor ...

1 Arduino Ultrasonic Sensor (HC-SR04) 1 buzzer; Ultrasonic sensor, mounting circuit; It is a very simple circuit. On the one hand, we will have all the alerts, acoustic and visual, and on the other ...

ultrasonic sensor value in LCD display with Arduino. Become a Member Become a Member. Topics . ... ultrasonic sensor value in LCD display with Arduino. code: // C++ code // include the library code: ...

Denver Dias, as part of his undergraduate studies, set out to create a new interface to help with environmental awareness for those who cannot see. ... An Arduino polls the ultrasonic sensors and ...