void spiOut (unsigned char spioutdat)  {
  unsigned char bitcnt;
  for (bitcnt = 0; bitcnt < 8; ++bitcnt)  {
    ENC_Dout = spioutdat & 128;
    ENC_CLK = 1;
    ENC_CLK = 0;
    spioutdat <<= 1;
  }
}