#define BLYNK_TEMPLATE_ID "TMPL6mRVE-wEC"
#define BLYNK_TEMPLATE_NAME "LED ESP32"
#define BLYNK_AUTH_TOKEN "iqsi4sLvbD_8XOX77OeZl8Vsf41kMuDZ"

#define  BLYNK_PRINT Serial
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "nu aing";
char pass[] = "11111111";
LiquidCrystal_I2C lcd(0x27, 16, 2); 
BlynkTimer timer;
boolean st;

//=======

BLYNK_WRITE(V1){
  int value1 = param.asInt();
  digitalWrite(16, value2);
}
BLYNK_WRITE(V2){
  int value2 = param.asInt();
  digitalWrite(17, value3);
}
BLYNK_WRITE(V3){
  int value3 = param.asInt();
  digitalWrite(18, value3);
}
BLYNK_WRITE(V4){
  int value4 = param.asInt();
  digitalWrite(19, value4);
}

void cek_koneksi(){
  st=Blynk.connected();
  if(st==true){
    lcd.setCursor(0,1);
    lcd.print("koneksi Sukses");
  }else{
    lcd.setCursor(0,1);
    lcd.print("koneksi Gagal");
  }
}

void setup(){
  pinMode(16, OUTPUT);
  pinMode(17, OUTPUT);
  pinMode(18, OUTPUT);
  pinMode(19, OUTPUT);
  lcd.begin(16,2);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("ESP32 Kontrol");

  lcd.setCursor(0,1);
  lcd.print("lampu via Blynk");
  delay(2000);
  lcd.clear();
  lcd.print("tunggu Koneksi...");
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);
  cek_koneksi();
}

void loop(){
  Blynk.run();
}