Method transfer

libraries/MCP_DAC/MCP_DAC.cpp:217–235

///////////////////////////////////////////////////////////// PROTECTED

//  PROTECTED
//
void MCP_DAC::transfer(uint16_t data)
{
  //  DATA TRANSFER
  digitalWrite(_select, LOW);
  if (_hwSPI)
  {
    //  mySPI->beginTransaction(SPISettings(_SPIspeed, MSBFIRST, SPI_MODE0));
    mySPI->beginTransaction(_spi_settings);
    mySPI->transfer((uint8_t)(data >> 8));
    mySPI->transfer((uint8_t)(data & 0xFF));
    mySPI->endTransaction();
  }
  else      //  Software SPI
  {
    swSPI_transfer((uint8_t)(data >> 8));
    swSPI_transfer((uint8_t)(data & 0xFF));
  }
  digitalWrite(_select, HIGH);
}


//  MSBFIRST