User`s manual

500 B$=""
510 FORL=OTOJ
j
520 GET#I,A$ BUILD A
530 IFA$ < > CHR$(96)THENIFA$ < > CHR$(160)THENB$=B$+A$f STRING
540 NEXT ~SUBROUTINE
550 RETURN
Table 5.1: 1540{1541 BAM FORMAT
Table 5.2: 1540/1541 DIRECTORY HEADER
24
Track 18, Sector O.
BYTE CONTENTS
DEFINITION
0,1 18,01
Track and sectOrof first directory block
2 65
ASCII character A indicating 4040 format.
3 0
Null flag for future OOSuse.
4-143
Bit map of available blocks for trac so1-35.
... 1 =available block
o = block not available
(each bit represents one block)
Track 18, Sector O.
BYTE CONTENTS DEFINITION
144-161
Disk name padded with shifted spaces.
162-163 Disk lD.
164
160
Shifted space.
165,166
50,65
ASCII representation for 2A which is DOS version
and format type.
166-167 160
Shifted spaces.
171-255 0
Nulls, not used.
Note: ASCII characters may appear in locations 180 thru 191 on some diskettes.