Method readDeviceId

SPIFlash.cpp:116–128

Get the manufacturer and device ID bytes (as a short word)

/// Get the manufacturer and device ID bytes (as a short word)
uint16_t SPIFlash::readDeviceId()
{
#if defined(__AVR_ATmega32U4__) // Arduino Leonardo, MoteinoLeo
  command(SPIFLASH_IDREAD); // Read JEDEC ID
#else
  select();
  SPI.transfer(SPIFLASH_IDREAD);
#endif
  uint16_t jedecid = SPI.transfer(0) << 8;
  jedecid |= SPI.transfer(0);
  unselect();
  return jedecid;
}

/// Get the 64 bit unique identifier, stores it in UNIQUEID[8]. Only needs to be called once, ie after initialize
/// Returns the byte pointer to the UNIQUEID byte array