int senzor = A3; int pumpa = 5; int suho = 500; void setup() { pinMode(pumpa, OUTPUT); digitalWrite(pumpa, LOW); Serial.begin(9600); } void loop() { int vlaga = analogRead(senzor); Serial.print("Vlaga u tlu: "); Serial.println(vlaga); if (vlaga < suho) { digitalWrite(pumpa, HIGH); } else { digitalWrite(pumpa, LOW); } }