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ELITE SERIES USER MANUAL ENHANCED CP/M UTIL.
tween two different diskettes. SGLDRIVE solves
this not so little problem by doing a little
lieing to CP/M itself.
To get SGLDRIVE started, type:
<d>:SGLDRIVE
where <d> is the drive in which the diskette
containing SGLDRIVE is inserted.
After SGLDRIVE is loaded, it will sign-on with:
Enhanced Apple ][ CP/M
Dual to Single Drive Mapping Utility
Copyright (C) 1982 RANA Systems
Revision 1. 1
When SGLDRIVE is first executed, it takes a
small section of itself and copies it into some
storage space inside CP/M which is only used
when you have three or more drives. This little
piece of SGLDRIVE will remain inside CP/M until
you completely reboot your Apple. This is re-
ferred to as the “resident“ portion of SGLDRIVE.
Once this resident portion is in place, SGLDRIVE
will tell you:
B: now mapped to A:
This means that whenever CP/M or a utility/pro-
gram running under CP/M (PIP for instance) asks
CP/M to read or write some information from
drive B: (which, as a single drive user, you
won’t have), SGLDRIVE will display:
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