Keithley 237

APPENDIXD
Controller
Programs
+
Hewlett-Packard
Model 9000
Series
200/300
Introduction
The following
program
sends
a
command
string to
the
Model236
/237/238
from a Hewlett-Packard
Model9000
Series
200/300
computer
and
displays
the
response
on
the
computer
CRT.
The
computer
must
be
equipped
with
HP
BASIC
4.0.
Directions
1.
Using
the
front
panel
menu
feature,
set
the
primary
IEEE-488
address
of
the
Model236/237
/238
to 16.
D-8
PROGRAM
10
DIM
A$[50],B$[50]
20 REMOTE
716
30
LINPUT
"COMMAND STRING:"
,A$
40 OUTPUT
716;A$
50
ENTER 716;B$
60
PRINTB$
70
GOT030
80
END
2.
With
the
power
off,
connecttheModel236/237
/238
to
the IEEE-488 interface
card
installed
in
the
HP
computer.
3. Enter
the
lines
in
the
program
below,
using
the EN-
TER/RETURN
key
after each line.
4.
Press
the
RUN
key
and
type
in
the
desired
command
string
at
the COMMAND
STRING
prompt.
For ex-
ample,
to
view
the
instrument
model
number
and
firmware revision,
type
in
UOX
and
press the EN-
TER/RETURN key. The
Model236/237
/238
firm-
ware
revision, e.g.
236A01,
will
then
appear
on
the
computer
display. A single line of
data
(NSDCV+OO.OOOE+OO,BOOOO)
will
appear
for
DOCs
that
have
no
response.
COMMENTS
!
Place
236/237/238
in
remote.
!
Prompt
for
and
input
command.
!
Address
236/237/238
to
listen,
send
string.
!
Address
236/237/238
to
talk,
input
response.
!
Display response string.
!
Repeat
+