int8_t x[16]{ //
  0b00000000,// 0
  0b00000001,// 1
  0b00000010,// 2
  0b00000011,// 3
  0b00000100,// 4
  0b00000101,// 5
  0b00000110,// 6
  0b00000111,// 7
  0b00001000,// 8
  0b00001001,// 9
  0b00001010,// 10
  0b00001011,// 11 
  0b00001100,// 12
  0b00001101,// 13
  0b00001110,// 14
  0b00001111,// 15

};



#define S0 2
#define S1 0
#define S2 4
#define S3 16
#define EN 15
#define bt 17

bool set = 0, reset = 0;
int RGB = 5;

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(bt, INPUT);

}

void multiplex(int valor){

  digitalWrite(S0, x[valor] & 0b00000001);
  digitalWrite(S1, x[valor] & 0b00000010);
  digitalWrite(S2, x[valor] & 0b00000100);
  digitalWrite(S3, x[valor] & 0b00001000);

}

void loop() {

  if (digitalRead(bt) == 1 && set == 0){
    set = 1;
    reset = !reset;
    
    Serial.println(reset);
  }
  if(digitalRead(bt) == 0 && set == 1)set = 0;
  
  multiplex(RGB);
  digitalWrite(EN, 0);
  delay(10);
  digitalWrite(EN, 1);

  if(reset == 1)RGB == 5;
  if(reset == 0)RGB == 0;

  
}