#include <Arduino_LED_Matrix.h>

ArduinoLEDMatrix matrix;

uint8_t frame[96] = {0};

void setup() {
  matrix.begin();
}

void loop() {

  for (int col = 0; col < 12; col++) {

    // Apagar todos los LEDs
    for (int i = 0; i < 96; i++) {
      frame[i] = 0;
    }
    int row = 2;  
    int index = row * 12 + col;

    frame[index] = 1;

    matrix.loadPixels(frame, 96);

    delay(150);
  }
}