/** Length of the DFU file suffix block, appended to the end of each complete memory write command.
* The DFU file suffix is currently unused (but is designed to give extra file information, such as
* a CRC of the complete firmware for error checking) and so is discarded.
/** Length of the DFU file suffix block, appended to the end of each complete memory write command.
* The DFU file suffix is currently unused (but is designed to give extra file information, such as
* a CRC of the complete firmware for error checking) and so is discarded.