🗑 Smart Dustbin

Description

Automatic dustbin lid using ultrasonic sensor and servo motor.

Components

• Arduino Uno
• HC-SR04
• Servo Motor
• Jumper Wires

Connections

Arduino Code

#include <Servo.h>

Servo lid;

void setup(){

lid.attach(9);

}

void loop(){

lid.write(90);

delay(2000);

lid.write(0);

delay(2000);

}