#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <ESP32Servo.h>
LiquidCrystal_I2C LCD( 0x27, 16,2);

//servo
const int servoPin = 27;
Servo servoMotor;
int posGraus=  0;

//botão
#define bot 25


void setup() {
  Serial.begin(115200);
  LCD.init ();
  LCD.backlight ();
  LCD.setCursor (0,0);
  LCD.print("Senai CFP 1.01");
  LCD.setCursor (0,1);
  LCD.print("TEC.MECATRONICA");
  delay(1000);
  LCD.clear();
  pinMode(bot, INPUT_PULLUP);
  servoMotor.attach(servoPin);
  servoMotor.write(posGraus);
  
}

void loop() {
  if (digitalRead(bot) == LOW) {
    delay(200);
    posGraus += 10;
    if (posGraus > 180) {
      posGraus = 0;
    }
    servoMotor.write(posGraus);
    LCD.clear();
    LCD.setCursor(0, 0);
    LCD.print("Pos.: ");
    LCD.print(posGraus);
    LCD.print(" graus");
  }
  delay(100);
}