#include <ESP32Servo.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

const int servopin = 27;
Servo servoMotor;

#define BT 4
int set = 0;
int cont2 = 0;

int cont = 0;

byte Graus[] = { 
  B00000, 
  B00111, 
  B00101, 
  B00111, 
  B00000, 
  B00000, 
  B00000, 
  B00000 
}; 

LiquidCrystal_I2C LCD((0x27), 16, 2);

void setup() { 
    
  Serial.begin(115200);
  servoMotor.attach(servopin);
  pinMode(4, INPUT);
  
  LCD.init();
  LCD.backlight();
  LCD.createChar(0, Graus); 
  LCD.setCursor(0,0);
  LCD.print("Ang srvo:/cont:");

}

void loop() {
 
  
  if(digitalRead(BT) == 1 && set == 0){
    cont = cont + 10;
    cont2++;

    if(cont > 180)cont = 0;
    
    set = 1;
    LCD.setCursor(0,1);
    LCD.print(cont);
    LCD.write(0);
    LCD.print(", ");
    LCD.print(cont2);
    LCD.print("    ");
  }
  if(digitalRead(BT) == 0 && set == 1){
    set = 0;
  }
  servoMotor.write(cont);
  
  
  
  delay(10);
  
}