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Here, Arduino handles data processing activities to decide whether the RFID card is valid or not. If the card gets recognized, the Arduino sends a signal to the relay to unlock the solenoid door lock ...
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 ...
This project demonstrates how to create an anti-sleep alarm system for drivers using an Arduino Nano and a Relay Module. The system detects signs of drowsiness or fatigue in the driver and triggers an ...