#include <LedControl.h>
int DIN = 12;
int CS =  11;
int CLK = 10;
LedControl lc = LedControl(DIN, CLK, CS, 0);
void setup() {
  lc.shutdown(0, false);
  lc.setIntensity(0, 15);
}
void loop() {
  //byte ARROWUP[8] = {0x18, 0x3C, 0x7E, 0xFF, 0x3C, 0x3C, 0x3C, 0x3C};
  byte ARROWUP[8] = {0x18, 0x3C, 0x7E, 0xFF, 0x18, 0x18, 0x18, 0x18};
  byte ARROWDOWN[8] = {0x18, 0x18, 0x18, 0x18, 0xFF, 0x7E, 0x3C, 0x18};
  byte ARROWRIGHT[8] = {0x01, 0x03, 0x03, 0xFF, 0x7E, 0x3C, 0x18, 0x00};

  byte SMILE[8] =   {0x3C, 0x42, 0xA5, 0x81, 0xA5, 0x99, 0x42, 0x3C};
  byte SAD[8] =   {0x3C, 0x42, 0xA5, 0x81, 0x99, 0xA5, 0x42, 0x3C};
  printByte(ARROWUP);
  delay(1000);

  printByte(ARROWDOWN);
  delay(1000);


}
void printByte(byte character [])
{
  int i = 0;
  for (i = 0; i < 8; i++)
  {
    lc.setRow(0, i, character[i]);
  }
}