#include <DHT.h> 

#define DHTPIN 23
#define DHTTYPE DHT22
#define RELAY_PIN 22

const int stepPin = 2; // Pin STEP pada A4988
const int dirPin = 4;
DHT dht(DHTPIN, DHTTYPE);

void setup() {
  pinMode(RELAY_PIN, OUTPUT);
  pinMode(stepPin, OUTPUT);
  pinMode(dirPin, OUTPUT);
  dht.begin();
  Serial.begin(9600);

  digitalWrite(RELAY_PIN, LOW); // LOW untuk mengaktifkan A4988

  // Set arah motor
  digitalWrite(dirPin, LOW); // HIGH untuk satu arah, LOW untuk arah sebaliknya
  digitalWrite(dirPin, LOW);
}
void loop() {
  float temperature = dht.readTemperature();
  if (isnan(temperature)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }
  Serial.print("Temperature: ");
  Serial.println(temperature);
  if (temperature > 30.0) {
    // Motor berputar jika suhu di atas 30
    for (int i = 0; i < 200; i++) {
      digitalWrite(stepPin, HIGH);
      delayMicroseconds(5000); // Adjust delay as needed
      digitalWrite(stepPin, LOW);
      delayMicroseconds(5000); // Adjust delay as needed
    }
  }
}