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 ...

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.

Hardware Requirements Arduino Board (e.g., Uno, Nano, or compatible) 16x2 LCD Display (HD44780 compatible, with I2C module or direct pins) 4x4 Matrix Keypad HC-SR04 Ultrasonic Sensor Piezo Buzzer 1x ...

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 to detect ...

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 ...