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ZiLOG System 8000 User Manual

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USER
26
Zilog
USER
I/O
PORT
Syntax
IOPORT
<port
address>
[WIB]
Description
This
command
reads
data
in
either
byte
or
word
form
from
the
given
port
address
and
displays
the
value.
Enter
a
hex
value
to
be
output
to
the
specified
port
or
enter
only
a
carriage
return
if
no
output
is
to
be
made.
If
the
WIB
parameter
is
not
given,
byte
data
is
read
from
the
I/O
port.
Example
Output
data
FF
to
port
address
%FF29.
<~
~
(CR)
<00> FF29
00
<£f
(CR)
Syntax
MOVE
<addressl>
<address2>
<n>
Description
This
command moves
the
contents
of
a
block
of
memory
from
the
source
address
specified
by
<addressl>
to
the
destina-
tion
address
specified
by
<address2>.
<n>
is
the
number
of
bytes
to
be moved.
Example
Nove memory
from
address
%5080
to
%5090
for
100
bytes.
< M
.5..Q.B..Q.
.5..O..2.Q.
l.QQ
(
CR
)
COMPARE
Syntax
COMPARE
.<addressl>
<address2>
<n>
Description
This
command
compares
the
contents
of
two
blocks
of
memory.
<addressl>
and
<address2>
specify
the
starting
addresses
of
the
two
blocks,
and
<n>
specifies
the
number
of
bytes
to
be
compared.
If
any
locations
of
the
two
blocks
differ,
the
addresses
and
contents
of
those
locations
are
displayed.
Example
Compare two
blocks
of
memory
with
starting
addresses
%4000
and
%5000
for
20
bytes.
<
~
.4.QJlQ
.5.D.Jl.Q.
.2.Q
(
CR
)
Zilog
26

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ZiLOG System 8000 Specifications

General IconGeneral
BrandZiLOG
ModelSystem 8000
CategoryDesktop
LanguageEnglish

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