#include<ESP32Servo.h>
#include <LiquidCrystal_I2C.h>
const int servoSt = 25;
const int buzzer = 23;
const int lcdColumns = 21;
const int lcdRows = 22;
int ledPin = 14;
int pos = 0;
const int i2cAddress = 0x27;
Servo servo;
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup(){
  servo.attach(servoSt);
  Serial.begin(9600);
  pinMode(ledPin,OUTPUT);
  Wire.begin();
  lcd.begin(lcdColumns, lcdRows);
  lcd.print("Chakkaphat");
}

void loop(){
  for(pos=0; pos<=180; pos+=1) {
    servo.write(pos);
    delay(15);
  }
  for(pos=180; pos>=0; pos-=1) {
  servo.write(pos);
  delay(15);
  }
  lcd.clear();
  lcd.print("Open");
  //นายจักรพรรดิ ชนะมี เลขที่ 19 2/4
  if(pos<=180) {
    tone(23, 262, 250);
    digitalWrite(ledPin,HIGH);
    delay(2500);
    digitalWrite(ledPin,LOW);
    lcd.clear();
    lcd.print("close");

  }

}