spi+led

void send_SPI(unsigned char indata)
{
    tU32 failsafe;

  IOCLR0 = SPI_CS;  //Aktiverar SPI

  SPI_SPDR = indata;
  failsafe = 0;
  while(((SPI_SPSR & 0x80) == 0) && (failsafe < 5000))
    failsafe++;
  IOSET0 = SPI_CS;  //Inaktiverar SPI

  if (failsafe >= 5000)
  {
    SPI_SPCCR = 0x08;
    SPI_SPCR  = 0x60;
  }
}

void ledMatrix(void)
{
    static tU32 columnCounter = 0x01;
    static tU8 index = 0;

  if (columnCounter > 0x80)
  {
    columnCounter = 0x01;
    index = 0;
  }
  send_SPI(~pattern[index++]);
  send_SPI(~columnCounter);
  columnCounter <<= 1;

  T1IR        = 0xff;        //reset all IRQ flags
  VICVectAddr = 0x00;        //dummy write to VIC to signal end of interrupt
  timer+=2;
}