DDOS

DDOS is a floppy disc operating system from the German company Dobbertin Industrie-Elektronik.

DDOS has the ROM name 'CPM ROM' but shows a sign-on message of "DDOS 2.00 (C)1988 Dobbertin GmbH"

• DDOS can be used as a rom 7 replacement.
• DDOS is compatible with AMSDOS and VDOS

RSX commands

(same operation as AMSDOS): |A, |B, |CPM, |DISC, |DISC.IN, |DISC.OUT, |TAPE, |TAPE.IN, |TAPE.OUT, |DRIVE, |USER, |ERA, |REN

(same operation as VDOS): |ATTRIBUT, |CAS, |CAS.IN, |CAS.OUT, |FORMAT, |SLOW, |FAST, |ROMOFF

DDOS extras: |S, |S1, |S2, |DOSOFF, |SYSCOPY, |TYPE, |HELP

|HELP,<number> - display list of RSX commands for the given rom <number>