XIO commands

Code Operation
3 Open
5 Get record
7 Read a block of 255 bytes
8 Put record
9 Put record
11 Write a block of 255 bytes
12 Close
13 Status request
17 Draw line
18 Fill
32 Rename
33 Delete
34 Create directory (MyDOS)
34 Lock disk (SpartaDOS 2.3/3.2)
35 Lock file
36 Unlock file
37 Point
38 Note
39 Get file length (SpartaDOS)
40 Load binary file
41 Save binary file (Atari DOS, SparatDOS 2.3/3.2)
41 Change directory (MyDOS)
42 Create directory (SpartaDOS)
43 Delete directory (SpartaDOS)
44 Change directory (SpartaDOS)
45 Set boot file (SpartaDOS)
46 Unlock disk (SpartaDOS 2.3/3.2)
49 Set file attributes (SpartaDOS X)
253 Format single density (DOS 2.5)
254 Format disk (default format)

Practical uses