#include "LedControl.h"

int clockPin = 10;
int csPin = 11;
int dataPin = 12;

LedControl lc = LedControl(dataPin, clockPin, csPin, 1);

void setup()
{
  lc.shutdown(0, false);
  lc.setIntensity(0, 8);
  lc.clearDisplay(0);
}

void loop()
{
  asterisk();
  delay(1000);
  heart();
  delay(1000);
  lc.clearDisplay(0);
  delay(1000);
}

void asterisk()
{
  byte a[8] = 
  {
    B10011001,
    B01011010,
    B00111100,
    B11111111,
    B11111111,
    B00111100,
    B01011010,
    B10011001
  };

  lc.setRow(0, 0, a[0]);
  lc.setRow(0, 1, a[1]);
  lc.setRow(0, 2, a[2]);
  lc.setRow(0, 3, a[3]);
  lc.setRow(0, 4, a[4]);
  lc.setRow(0, 5, a[5]);
  lc.setRow(0, 6, a[6]);
  lc.setRow(0, 7, a[7]);
}

void heart()
{
  byte h[8] = 
  {
    B00000000,
    B01100110,
    B10011001,
    B10000001,
    B10000001,
    B01000010,
    B00100100,
    B00011000
  };

  lc.setRow(0, 0, h[0]);
  lc.setRow(0, 1, h[1]);
  lc.setRow(0, 2, h[2]);
  lc.setRow(0, 3, h[3]);
  lc.setRow(0, 4, h[4]);
  lc.setRow(0, 5, h[5]);
  lc.setRow(0, 6, h[6]);
  lc.setRow(0, 7, h[7]);
}