VISUAL
TECHNOLOGY
INCORPORATED,
RAILROAD
AVENUE,
DUNDEE
PARK,
ANDOVER,
MA
01810
4.12.7.2 Programmable
Fu
nction Key Commands
4.12.7.2.1
Program Function Key Command
Code Sequences:
'"
@
HZ
1500+ mode
ESC
@
All
other modes
This command
is
used
to
program a
function
key
with
data, and
must
be
immediately fol-
lowed
by
a character defining which
function
key
is
to
be
programmed. 0 = F0
...
9 = F9,
A = F1, B = F11, C = F12, D = F13). The programming
of
a particular key
will
terminate
when; a total
of
48 characters
have
been
received, the
"Terminate
Function Key Program-
ming"
command
is
issued,
or
the "Call Function
Key"
command
is
issued.
4.12.7.2.2 Terminate Function Key
Programming Command
Code Sequences:
'"
: HZ1500+ mode
ESC:
All
other modes
This command
is
used
to
terminate the programming
of
a function key, and exits the ter-
minal
to
normal operation.
4.12.7.2.3 Call Function Key Command
Code Sequences:
",'
HZ1500+ mode
ESC'
All
other modes
This command
is
used
to
"string"
function
keys together, and
is
used
as
part
of
the data
when programming a
function
key. This command must
be
immediately followed by a
character defining which
function
key
to
call. (0 = F0
...
9=
F9, 1 = A,
11
=
B,
etc.)
When
you call another
function
key the program mode
is
exited i.e. you must
re-issue
the "Program Function Key
command"
again
if
you wish
to
program this key.
4.12.7.2.4
Send
Data
to
Screen Command
Code Sequences:
'"
} HZ 1500+ mode
ESC
}
All
other modes
This command
causes
the data
following
to
be
sent
to
the
screen
as
opposed
to
the host
whenever the associated function key
is
depressed.
All
function key data
will
always
go
to
the host
if
not
programmed
to
go
to
the screen.
4.12.7.2.5
Send
Data
to
Host Command
Code Sequences:
'"
{ HZ1500+ mode
ESC
{All
other modes
This command
causes
the data
following
to
be
sent
to
the host when the associated function
key
is
depressed.
All
data
will
automatically
go
to
the host
if
not
routed
to
the screen.
4.12.7.2.6
Reset
All
Function Keys
Code Sequences:
'"
E HZ1500+ mode
ESC
E
All
other modes
This command
causes
al/
function keys
to
be
cleared
of
any data previously programmed
into
them. The sequences generated
will
return
to
their
default values
as
shown in Figure
3-3.
30
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