This project uses an HC-SR04 ultrasonic sensor and Arduino UNO to measure the distance of objects in both centimeters and inches. The measured data is displayed on an I2C LCD. The project was ...

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 ...

Interfacing an Ultrasonic Sensor with Arduino: Measures distance to an object using an HC-SR04 ultrasonic sensor. LED Flowing Lights: Creates a flowing or chasing LED effect like a marquee or Knight ...