#define PinSensor A2

int ledPins[9] = {2,3,4,5,6,7,8,9,10};

int max = 0;
int min = 1000;

bool nivelLeds [9][9] = {
  {1,0,0,0,0,0,0,0,0},
  {1,1,0,0,0,0,0,0,0},
  {1,1,1,0,0,0,0,0,0},
  {1,1,1,1,0,0,0,0,0},
  {1,1,1,1,1,0,0,0,0},
  {1,1,1,1,1,1,0,0,0},
  {1,1,1,1,1,1,1,0,0},
  {1,1,1,1,1,1,1,1,0},
  {1,1,1,1,1,1,1,1,1}
};

int intensidade = 0;
void setup() {
  pinMode(PinSensor, INPUT);
  
  for (int i = 0; i > 9; i++) {
    pinMode(ledPins[i], OUTPUT);
  }
  //Serial.begin(9600);
}

void loop(){
  /*intensidade = map(analogRead(PinSensor), 253, 1023, 9, 1);
  
  int leitura = analogRead(PinSensor);
  
  if(leitura > max) max = leitura;
  if (leitura < min) min = leitura;  
  
  Serial.print("Leitura: ");
  Serial.print(leitura);
  Serial.print("\t");
  Serial.print("\t");
  Serial.print("MAX: ");
  Serial.print(max);
  Serial.print("\t");
  Serial.print("MIN: ");
  Serial.print(min);
  Serial.print("\t");
  Serial.print("Intensidade: ");
  Serial.println(intensidade);

  acendeNivel(intensidade);*/
  for(int i = 0;i<9;i++){
    acendeNivel(i);
    delay(500);
  }
}

void acendeNivel (int nivel){
  for(int i = 0;i<9;i++){
    digitalWrite(ledPins[i], nivelLeds[nivel][i]);
  }
}