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Sharp MZ-800 - 5.7 Files

Sharp MZ-800
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5.7
Files
A
file
is
a
program
or
a
set
of
data
which
is
output
to
or
input
from
a
peripheral
device
(such
as
a
data
recorder).
A
file
is
identified
by
a
file
descriptor,
which
consists
of
a
name
(called
the
file
name)
preceded
by
the
name
of
the
peripheral
device
(called
the
device
name).
“‘<device
name>:<file
name>"
For
example:
CMT:DEMO
RAM:TEST..
.
The
file
named
DEMO
is
output
to
or
input
from
the
data
recorder.
.
The
file
named
TEST
is
output
to
or
input
from
the
RAM
file
board.
(1)
File
name
A
file
name
can
consist
of
up
to
16
alphanumeric
characters.
(2)
Device
name
The
following
table
lists
the
device
names
which
are
used
by
the
MZ-800
BASIC.
Device
name
Device
CMT:
Data
recorder
RAM:
Optional
RAM
file
board
CRT:
Display
device
LPT:
Printer
RSL:
.
RS2:
RS-232C
interface
ports
5-9

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