Interfacing IR Sensor Module with Arduino Build Time: 2-4 hours. | Cost: $5-10. | Difficulty: suitable for beginners. What You'll Learn: You will learn to handle digital input/output, interface an IR ...

This project implements an IoT-based system using an Arduino Uno, an ultrasonic sensor, a relay module, and a light. The system detects objects within a specified range using the ultrasonic sensor and ...

This repository contains the Arduino code for a smart irrigation system using Arduino, moisture sensors, water level, a SIM800L module for SMS notifications, and relay modules for controlling valves ...

Rain Drop Sensor acts as a switch when raindrops fall to the sensor, other than that with slight tweaks in the code it can also measure the intensity of the rainfall. We Interfaced the Rain sensor ...