Developed a smart device using Arduino and ultrasonic distance sensor to detect and alert individuals about maintaining safe social distancing, contributing to public health and safety during the ...

Connect the Echo pin of the ultrasonic sensor to digital pin 3 on the Arduino. Connect the positive (anode) leg of the buzzer to digital pin 8 on the Arduino. Connect the positive (anode) leg of the ...

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 ...

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 ...

These ultrasonic sensors will send an Ultrasonic wave using the ultrasonic transmitter of the sensor. These ultrasonic waves travel through air and on colliding with an obstacle, get reflected back.

Ultrasonic sensor. Arduino pro mini. Buzzer. Haptic motor. Lithium ion battery. Switch. 3d printed enclosure. So, let’s check out the step by step procedure to make Saarthi. Circuit Diagram - Blind ...

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 ...

In this review of the Maker Uno RP2040 board with the Arduino IDE we could blink LEDs, control RGB LED lights, press the user button to turn on one LED or make the buzzer output some melody, control a ...