#define BLYNK_PRINT Serial //deklarasi untuk menampilkan keterangan mulai koneksi ke blynk pada serial monitor

#include <WiFi.h> //deklarasi library WiFi.h
#include <WiFiClient.h> //deklarasi library WiFiClient.h
#include <BlynkSimpleEsp32.h> //deklarasi library blynk
#include <ESP32Servo.h> 

Servo myservo; 

int servoPin = 18;    
int valBlynk;

char auth[] = "gKKObcvcpC3HRMdOGLDgopRMZWK4joLX";
char ssid[] = "Wokwi-GUEST";
// 4) Function to read V0 value from BlynkApp
BLYNK_WRITE(V0)
{   
  valBlynk = param.asInt();
}

//5) Setup connect to blynk server & servo stuff
void setup()
{

//Blynk.begin(token,ssid,host,port);
  Blynk.begin(auth,ssid,"","0.tcp.ap.ngrok.io",17424);

  Serial.begin(115200);

	// Allow allocation of all timers
	ESP32PWM::allocateTimer(0);
	ESP32PWM::allocateTimer(1);
	ESP32PWM::allocateTimer(2);
	ESP32PWM::allocateTimer(3);
  myservo.setPeriodHertz(50);
  myservo.attach(servoPin, 500, 2400); 
}

//6) loop get value from blynk & write to servo
void loop() {
  Blynk.run();
  myservo.write(valBlynk);                 
  delay(200);                       
}