Sharp mz-3500 Manual For Use page 197

Section A:
System interface
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24 - Get Drive Login Vector
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On entry:
c
DE
On return: HL
18H
Login vector
Possible logical errors:
- none -
Possible physical errors:
- none -
Differences to CP/M plus:
- none -
Differences to CP/M 2.2 resp. DiCOS:
- none -
A 16-bit vector is returned in HL denoting all drives currently known to
the system, i.e. all drives which have been accessed after the last disk
system reset. The least significant bit {bit ~ in register L) corre-
sponds to drive A, the most significant one {bit 7 in H) to drive P.
EOS System manual Daeumling & Zimmermann
Page 6~