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Model3490A
3-130.
If
the
3490A
has
requested
service
and is
addressed
to
talk
but
not sent
the SPE command, it
will
not
transmit
a
status
code
but will output
the
reading
data
if
programmed
for
output
(Ml,
M3, M5,
or M7).
3-131.
GPIB
0perating
ExamPle.
3-132.
The
following
example uses
a Hewlett-Packard
Model
9820A
as
both
controller
and
printer.
The
98204
must
be
equipped
with
the lll44a
Interface,
and
must
have
the
Peripheral
Control
II
ROM
Block
installed
in
the
proper ROM
block
slot.
An Interface
Cable,
-hp-
lO63lAlBlC,
is
needed to connect
the
3490A to
the
9820A.
3-133.
This
program
places
the 3940A in
remote
con-
trol and
programs the following:
Function DC Volts
Range
l0
V
Trigger
Immediate Internal
Mode
Addressed
Single with
Output
In the M3 Mode
and Tl Trigger
Source the 3490A
provides
an internal trigger
to
take one
reading,
and then
it outputs
this
data.
It
is
then
instructed
by
the
following
program
steps to
take
another
reading,
and
this
proces
is repeated
until the
stop
button is
pressed.
If
you
do
not
wish
to store
this program
in the
calculator, substitute
the EXECUTE
key in
place
of
STORE in the
following
sequence:
EXECUTE
Initializes
calculator.
Section III
@o@@üo
ooü
f-R-\
(r
f-E\
@üoü@
STORE
6
=
3490A
listen
address;
U
=
9820A
talk
address.
This
sequence
programs
3490A
Immediate
Internal
trigger,
and
Output.
to
DC,
10V
range,
Addressed
Signal with
üo
r-'\
rrui
r;l
IFIXEDNI[1J
@o@@
O13@O
@o@o
OrPR'Nrr@[
STORE
'5
=
9820A listen
address;
V
=
349OA
talk
address.
Programs
the
34904
to
output
data
and
programs
9820A
to print.
r?. rfi
\coMMANO/ \ I
\--l
["]{
LJ\-
Addresses
3490A
to
listen.
3490A
should
so
to
remote
control.
REM
annunciator
should
be
ON.
oaoo@
lersl
sy
Irl
o@@üo
STORE
Programs
3490A
to take
another
reading
and
return
to
seqeunce
2
to
output
new
data.
0
@o@o@o
@o@o
Sets
LREN
LOW
on
bus.
STORE
3-1
3