#include "DHTesp.h"
#define LedMerah 23
#define LedKuning 19
#define LedHijau  18
unsigned long previousMillis,previousMillis2,previousMillis3;
unsigned int  interval_Merah=500, interval_kuning=1000,interval_hijau=2000;
unsigned char LedState,LedState2,LedState3;
unsigned int interval_suhu = 1000;  // 1000 ms = 1detik
//------------------------------------------------------------------------------
// dht variable dll
const int DHT_PIN = 15;
DHTesp dhtSensor;
//--------- lcd 20x4 ----------------
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 20, 4);
unsigned int Suhu;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(LedMerah, OUTPUT);
  pinMode(LedKuning, OUTPUT);
  pinMode(LedHijau, OUTPUT);
  digitalWrite(LedKuning, HIGH);
  digitalWrite(LedHijau, HIGH);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  
  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 0);
  LCD.print("Suhu: ");
  LCD.setCursor(0, 1);
  LCD.print("Kelembaban: ");
  
}
void loop() {
   // put your main code here, to run repeatedly:
  unsigned long currentMillis = millis();
  if (currentMillis - previousMillis >= interval_Merah) // 500mS
  { // save the last time you blinked the LED
      previousMillis = currentMillis;  
      if (LedState == LOW){ LedState = HIGH;}
      else                { LedState = LOW; }
      digitalWrite(LedMerah,LedState);
  }  
  //==============================================================
  unsigned long currentMillis2 = millis();
  if (currentMillis2 - previousMillis2 >= interval_kuning) // 2000mS
  { // save the last time you blinked the LED
      previousMillis2 = currentMillis2;  
      if (LedState2 == LOW){ LedState2 = HIGH;}
      else                 { LedState2 = LOW; }
      digitalWrite(LedKuning,LedState2);
  }  
  //------------DHT SEnsor program Get Data-----------------------------
   unsigned long currentMillis3 = millis();
  if (currentMillis3 - previousMillis3 >= interval_suhu) // 1000mS
  {
      previousMillis3 = currentMillis3;  
      TempAndHumidity  data = dhtSensor.getTempAndHumidity();
      Serial.println("Temp: " + String(data.temperature, 2) + "°C");
      Serial.println("Humidity: " + String(data.humidity, 1) + "%");
      Serial.println("-------------");
  }  
  LCD.setCursor(6, 0);
  LCD.print(Suhu);   // nilai suhu dan humidity
  //delay(500);
}