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Sinclair QL User Manual

Sinclair QL
422 pages
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FORMAT
Microdrives
FORMAT will format and make ready for
use
the cartridge contained
In
the specified
Microdflve.
syntax: FORMAT [channel,]
device
Device specifies the Microdflve
fa
be used
for
formatting and the identifier part of the
specification
is
used as the medium or volume name
for
thaf cartridge. FORMAT will
wrife
the
number
of
good sectors and
the
total
number of sectors available
on
the
cartridge
on the default or
on
the specified channel.
It
is
helpful
to
format a new cartridge
several
times before
use.
This
conditions
the
surface
of the tape and gives greater capacity.
example:
i.
FORMAT
mdv1
data
cartridge
ii.
FORMAT
mdvZ=wp_Letters
FORMAT can be used
to
reinitialise a used cartridge.
However,
all
data contained
on
warning
that cartridge
will
be
lost.
FOR
SERVICE
MANUALS
CONTACT:
MAURITRON
TECHNICAL
SERVICES
www.mauritron.co.uk
TEl:
01844·351694
FAX:
01844·352554
For compatibility with other
BASICs,
SuperBASIC supports the GOSUB statement.
GOSUB transfers processing
to
the specified
line
number; a
RETurn
statement
will
transfer
processing back
to
the statement tollowing GOSUB.
The line number specification can be an expression.
syntax:
GOSUB
line_number
example
I.
GOSUB
100
ii.
GOSUB
4*seLect
variabLe
The control structures available
in
SuperBASIC make the
GOSUB
statement redundant.
12/84
GOSUB
comment
25

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Sinclair QL Specifications

General IconGeneral
ProcessorMotorola 68008
Clock Speed7.5 MHz
RAM128 KB (expandable to 640 KB)
ROM48 KB
Operating SystemSinclair QDOS
Release Year1984
StorageMicrodrive tape loop
Graphics256x256 pixels, 8 colors
PortsRS-232, ROM cartridge
SoundBeeper (internal speaker)

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