int pos[]{23, 22, 26, 14};
                     //  a  b  c   d   e  f  g   dp  col  
int segments[]{18, 19, 17, 16, 4, 2, 0};
int dp = 13, col = 12;
int digit[] {
  B0111111,
  B0000110,
  B1011011,
  B1001111,
  B1100110,
  B1101101,
  B1111101,
  B0000111,
  B1111111,
  B1101111,
  B0000000,
};

void number(uint8_t dig, uint8_t post){
  Serial.println(String(post));
  
  for (int i = 0; i < 4;i++){
    //digitalWrite(pos[i], HIGH);
    //digitalWrite(pos[post], LOW);
  }
  //digitalWrite(pos[post], LOW);
  digitalWrite(pos[post], LOW);
  delay(100);
  Serial.println(String(pos[post]));    
  for (int i1=0; i1 < 7 ;i1++){
    //digitalWrite(segments[i], LOW);    
    digitalWrite(segments[i1], bitRead(digit[dig], i1));
  }
  
  Serial.println(String(digitalRead(pos[0])) +String(digitalRead(pos[1])) +String(digitalRead(pos[2])) +String(digitalRead(pos[3]))); 

  
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  for (int i; i < 4;i++){
    pinMode(pos[i], OUTPUT);
    //delay(100);
    digitalWrite(pos[i], HIGH);
  }
  //pinMode(26, OUTPUT);
  for (int i; i < 7;i++){
    pinMode(segments[i], OUTPUT);
    digitalWrite(segments[i], LOW);
  }
  pinMode(dp, OUTPUT);
  pinMode(col, OUTPUT);
  Serial.println("Hello, ESP32!");

  number(6, 2);
  //digitalWrite(dp, HIGH);
}

void loop() {
  //digitalWrite(pos[0], HIGH);
  //digitalWrite(segments[1], HIGH);
  

  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}