#define SOIL_MOISTURE_PIN A0 
#define PUMP_PIN 8           

void setup() {
  pinMode(SOIL_MOISTURE_PIN, INPUT);
  pinMode(PUMP_PIN, OUTPUT);
  digitalWrite(PUMP_PIN, LOW); 
  Serial.begin(9600);         
}
void loop() {
  int soilMoisture = analogRead(SOIL_MOISTURE_PIN); 
  Serial.print("Simulated Soil Moisture Level: ");
  Serial.println(soilMoisture);
  if (soilMoisture < 400) { 
    Serial.println("Soil is dry. Turning on the pump.");
    digitalWrite(PUMP_PIN, HIGH); 
    delay(5000);                  
    digitalWrite(PUMP_PIN, LOW);  
  } else {
    Serial.println("Soil moisture is sufficient.");
    digitalWrite(PUMP_PIN, LOW); 
  }
 delay(2000); 
}