Wiring: Connect the ultrasonic sensor's trigger and echo pins to the Arduino. Connect the LCD display to the Arduino via I2C. Connect the buzzer and LEDs to the specified digital pins on the Arduino.

Setup power supply by connecting one end of a jumper wire to 5v pin of the Arduino Uno and the other to the "+" on the breadboard. Connect another wire to the GND pin on the uno and the "-" of the ...

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 ...

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 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 ...

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 ...

Abstract: This research presents the design and implementation of a smart traffic management system utilizing Arduino Mega 2560 and ultrasonic sensors. The system employs multiple ultrasonic sensors ...