Here using ATMEGA 4809 Arduino nano board and Capacitive Soil Moisture Sensor V2, I am trying to make an Automatic drip-irrigation system. Below is my code which is being used in the project. /* code ...

The working of the humidifier that we are going to build can be understood by below block diagram: As shown in the above block diagram, the ultrasonic humidifier is placed on the water surface in the ...

The water pump and servo motor are controlled by Arduino connected to digital pins 3 and 9, respectively. That is, the servo motor signal control pin is connected to pin 9 of the Arduino board. Fig. 2 ...

Circuit and working of 12V automatic battery charger. The circuit diagram of the Arduino-controlled 12V automatic battery charger is shown in Fig. 1. It is built around Arduino Uno (Board1), ...