int pinTemp = 13;
int pinHeat = 26;
int pinCool = 25;
int pinBuzzer = 22;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(pinHeat, OUTPUT);
  pinMode(pinCool, OUTPUT);
  //pinMode(pinBuzzer, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  const float BETA = 3950; // sesuai dengan koefisien BETA pada thermistor / sensor suhu
  int rawSensor = analogRead(pinTemp);
  int analogValue = map(rawSensor, 462, 3813, 115, 953);
  float celsius = 1 / (log(1 / (1023. / analogValue - 1)) / BETA + 1.0 / 298.15) - 273.15;
  Serial.print("Suhu:");
  Serial.print(celsius);
  Serial.print("℃");


  if (celsius < 26) {
    Serial.println(" (Terlalu Dingin)");
    digitalWrite(pinHeat, 1);
    digitalWrite(pinCool, 0);
    tone(pinBuzzer, 500);
  } else if (celsius > 34) {
    Serial.println(" (Terlalu Panas)");
    digitalWrite(pinCool, 1);
    digitalWrite(pinHeat, 0);
    tone(pinBuzzer, 800);
  } else {
    Serial.println(" ( Kondisi Aman)");
    digitalWrite(pinHeat, 0);
    digitalWrite(pinCool, 0);
    noTone(pinBuzzer);
  }


  delay(500);
}