Automatic Plant Watering System Block Diagram The below block diagram gives us a clear view of how this automatic plant watering system will work. Basically we have the Arduino Uno R4 which will read ...

About This project focuses on developing a brain-controlled system using an EEG sensor, Raspberry Pi 3 B+, Arduino nano and a relay module to control a bulb through brainwave signals.

About An energy-saving solution that automatically cuts off power in unoccupied areas using PIR motion sensors and Arduino. It enhances energy efficiency by detecting human presence and controlling ...

Circuit and Working Fig. 2 shows the circuit diagram of the humidifier. The system is built around an Arduino Uno (MOD1), a 5V SPDT relay module, a humidity sensor (DHT22), an ultrasonic humidifier, ...