Ultrasonic Sensor; Buzzer; Arduino Mega (any model) Jumper Wires; USB cable for Arduino or 12v, 1A adapter. Ultrasonic Sensor Module: Ultrasonic sensor HC-SR04 is used here to detect the presences of ...

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

Alarm System created with Arduino equipped with sounds sensor and ultrasonic sensor to detect motion. Alarms system with a four digit security code. The alarm system uses an ultrasonic sensor to ...

Smart Blind Stick using Arduino Circuit Diagram. The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind people, detailing how the ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection. ... (within 5 cm from the HC-SR04 module), and ...

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 ...

In this project, the ultrasonic sensor module type KY-050 is used together with an Arduino and a type KY-012 active buzzer to help while reverse parking our vehicle. As the distance to the objects ...

The design of a “third eye for the blind,” which employs ultrasonic waves to detect surrounding obstructions and notify users with a buzzer sound or vibration, is made feasible by the collaboration of ...