ΣΥΣΤΗΜΑ ΑΥΤΟΜΑΤΟΥ ΠΟΤΙΣΜΑΤΟΣ

SOS!σελίδα με περισσότερες λεπτομέρειες

http://www.ardumotive.com/auto-watering-system-gr.html



https://www.dwrean.net/2016/04/arduino.html


ΚΩΔΙΚΑΣ

/* Arduino Automatic Watering System for your desk flower  */



//Constants
const int airPump = 9; //Air pump motor with npn transistor at pin 9 of Arduino
const int hygrometer = A0; //Hygrometer sensor analog pin output at pin A0 of Arduino

//Variables
int value;
void setup()
{
pinMode(airPump,OUTPUT);
}

void loop()
{
// When the plant is watered well the sensor will read a value 380~400, I will keep the 400
// value but if you want you can change it below.

value = analogRead(hygrometer); //Read analog value
value = constrain(value,400,1023); //Keep the ranges!
value = map(value,400,1023,100,0); //Map value : 400 will be 100 and 1023 will be 0

//Start the watering if humidity decrease down of 20%
if (value < 20){
digitalWrite(airPump,HIGH);
}
else {
    digitalWrite(airPump,LOW);
}
delay(150); //small delay
}