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

#define s3 15
#define s2 2
#define s1 4
#define s0 16
#define en 17

uint8_t leds[3][3]=
{
  {0,1,1},
  {1,0,1},
  {1,1,0}
};
int i,j;






const int servo_in= 18;
const int servo_out = 5;
int bg1 = 23;
int bg2 = 19;
int ba = 33;
int bb = 25;
int bc = 26;

void setaOut(int numero)
{
  if(numero%2 == 1) digitalWrite(s0,1);
  else              digitalWrite(s0,0);
  if((numero>>1)%2 == 1) digitalWrite(s1,1);
  else                   digitalWrite(s1,0);
  if((numero>>2)%2 == 1) digitalWrite(s2,1);
  else                   digitalWrite(s2,0);
  if((numero>>3)%2 == 1) digitalWrite(s3,1);
  else                   digitalWrite(s3,0);


}


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(s0, OUTPUT);
  pinMode(s1, OUTPUT);
  pinMode(s2, OUTPUT);
  pinMode(s3, OUTPUT);
  pinMode(en, OUTPUT);
  pinMode(bg1, INPUT);
}

void loop() {
  for(i=0;i<3;i++)
  {
    for(j=0;j<3;j++)
    {
      digitalWrite(en,0);
      setaOut((i*3)+j);
      digitalWrite(en,leds[i][j]);
      delay(10);
    }
  }
if(digitalRead(bg1)==1)
  {
    leds[1][0] = 1;
    leds[1][1] = 0;
    leds[1][2] = 1;
  }
else
  {
    leds[1][0] = 1;
    leds[1][1] = 1;
    leds[1][2] = 0;
    }
  // put your main code here, to run repeatedly:
  //delay(10); // this speeds up the simulation
}