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CHAPTER 15
15.
FORMAT COMMAND
The
FORMAT
command
attempts
to
rewrite
the
sector
ad~ressing
information on diskettes.
The FORMAT command
can
be
used
to
reformat
either
single-sided
or double-sided
diskettes; hOUleverl
double-sided diskett-es must be
-Formatted
with
this
command
be~ore
they
can
be
used
with
MDOS.
Single-sided
diskettes
usually
come
pre-Tormatted
in
a
compatible
format.
The
FORMAT
command
will
only
work on
systems that are operating
at
one
of
the
standard
clock
T r e
Q.
U
e n c
i
e
S
0
f
1 MH
Z
J
1. 5 MH
Z
I
0 l'
2 MH
z .
15. 1
Use
The
FORMAT
command is invoked with the following command
line:
FORMAT C:<unit)-J
where
<unit>
is
an
optional
logical
unit
specified,
<unit>
can take on the values
1-3.
not specified,
logic~l
unit number one
will
be
default.
number.
Ii!
If
<unit> is
used
as
a
If
a user has a dual-drive EXORdisk
II
system,
there is
no need for him to specify a
<unit~
on the command line.
IT
he
does,
caution
must
be
used since- the specification of
logical unit number
2
on
a
EXORdisk
II
system
will
cause
logical
unit
number zero to be formatted due to the
~ay
the
diSK
cont~oller
works!
Since the FORMAT command will destroy all information
on
the diskette in the specified drivel
the prompt
FORMAT DRIVE
<unit)?
will
be
displayed,
where <unit> indicates the logical unit
number containing the diskette to be
formatted.
<unit)
is
either the number entered on the command line,
or the default
value supplied by the command
itself.
Any
response
other
than
"V"
will cause the FORMAT command to be terminated and
control returned to
MDOS.
In this case,
the
diskette
in
the
specified
drive
is
unaffected.
If
the
"V"
response is
entered, the operator should
have
placed
a
diskette
that
needs to be rormatted into the specified logical unit.
FORMAT will then proceed to:
Page
15-01
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