Datasoft nutze doch eigentlich immer Novaload?
1 byte : $AA
1 byte : NOT $55 (see Novaload "special" format below)
1 byte : Length of Filename (if 0 then no filename follows)
n bytes : Filename
2 bytes : Start address - 256 (LSBF)
2 bytes : End address (LSBF)
2 bytes : TOTAL data size + 256 (LSBF)