#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <DHT.h>

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
DHT dht(27, DHT22);
int buz = 19;
int chan = 0;
int white = 34;
int blue = 35;
int red = 32;

Adafruit_SSD1306 oled(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
void setup() {
  
  Serial.begin(115200);
  Serial.println("Ridho Fernando");

  dht.begin();
  ledcAttachPin(buz, chan);
  
  if(!oled.begin(SSD1306_SWITCHCAPVCC, 0x3c)){
    Serial.println(F("Failed to start SSD1306 OLED"));
    while (1);
  }

  pinMode(white, OUTPUT);
  pinMode(blue, OUTPUT);
  pinMode(red, OUTPUT);
}

void loop() {
  float temp = dht.readTemperature();

  Serial.print("Suhu Ruangan : ");
  Serial.println(temp);
  delay(1000);

  oled.clearDisplay();
  oled.setTextSize(1);
  oled.setTextColor(WHITE);
  oled.setCursor(0, 2);
  oled.print("Suhu ruangan: ");
  oled.println(temp);
  oled.display();

  if (temp < 15){
    digitalWrite(red, HIGH);
  }

 
}