#include <ESP32Servo.h>

const byte servo_pin = 27;

//Servo object
Servo servo;

void setup()
{
  Serial.begin(115200);
  servo.attach(servo_pin);
  servo.write(0);
  delay(1000);
}

void loop()
{
  for (int i = 0;i<=180;i++)
  {
    servo.write(i);
    delay(20);
  }    

  //  for better working of simulator
  delay(10);
}