🛠️ Components Used 🔹 Arduino Uno – Microcontroller for processing sensor data. 🔹 HC-SR04 Ultrasonic Sensor – Measures distance using sound waves. 🔹 LEDs ... 📜 Conclusion This Arduino-based LED ...

Now as per the code i have written that when the object is at 25cm away from the sensor, glow the 7th LED . Than as the distance decreases the another LED's starts glowing as per the code. In the code ...