#include <LiquidCrystal_I2C.H>
#include <DHT.h>

#define LEDHijau 1
#define LEDMerah 2
#define Buzzer 6

#define DHT_PIN 5
#define DHT_TYPE DHT22


#define sensorMIN 0
#define sensorMAX 512
#define Threshold 300

DHT dht(DHT_PIN,DHT_TYPE);

int value = 0  ; //variable to store the sensor value
int level = 0  ; //variable to store the sensor level

void setup() {
  // put your setup code here, to run once:
 Serial.begin(9600);
 pinMode(LEDHijau, OUTPUT);
 pinMode(LEDMerah, OUTPUT);
 pinMode(Buzzer, OUTPUT);
 digitalWrite(LEDHijau, LOW);
 digitalWrite(LEDMerah, LOW);


dht.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
 noTone(Buzzer);
 digitalWrite(LEDHijau, LOW);
 digitalWrite(LEDHijau, LOW);

 value = analogRead(DHT_PIN);
 digitalWrite(DHT_PIN, LOW);
 delay (500);

 float temperature = dht.readTemperature();
 float humidity = dht.readHumidity();

  if (temperature < 25 && humidity < 25) {
   noTone(Buzzer);
   digitalWrite(LEDHijau, HIGH);
   digitalWrite(LEDMerah, LOW);

   Serial.print("ATTENTION!!! LOW TEMPERATURE");
  }

else if (temperature > 35 || humidity > 35) {
   tone(Buzzer, 500);
   digitalWrite(LEDHijau, HIGH);
   digitalWrite(LEDHijau, LOW);

   Serial.print("ATTENTION!!! TEMPERATURE TOO HIGH");
  }

else 
   level = map(value,sensorMIN,sensorMAX,0,10); // to be 10 level

 Serial.print("TEMPERATURE DETECTED: ");
 Serial.print(temperature);
 Serial.print("HUMIDITY: ");
 Serial.print(humidity);
}