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Model 3490A
Send
addresses
LMRE
2
-
Unlisten
command
V
-
3490A
talk
address
-
Address
of
listener
HMRE
Accept
349D[reading
Check
for
10,000
kQ
range
Send
addresses
LMRE
2
-
Unlisten
command
6
-
3490[listen
address
-
Address
of
talker
HMRE
43. Send
programming instructions
IT
:'
Interrupt single with output
E
44. Check
for
SRQ
LOW after 3490[completes a reading
45. Send
address and command
LMRE
V 3490A talk
address
-
Address of listener
(30a)
-
Status
Poll Enable command
HMRE
46. Accept
ASCII character from
3490A
Check
if
LDIOT
is LOW
47.
Send addresses
LMRE
?
Unlisten
command
6 3490A
listen
address
-
Address
of
talker
HMRE
,."
48.
Send
programming
instructions
M)
t
I
Single reading
with outPut
E
49.
Send address
and
command
I-I\,IRE
V
3490A
talk
address
Address
of listener
Status
Poll
Enable
command
50.
Accept
ASCII
character
from
34gOA
Check if
LDIOT
is
HIGH
5l .
Send address
and
command
-
Universal
untalk
address
(31e)
-
Status
Poll
Disable
command
Section
V
52. Return
to local
HREN
$47.
General Test Procedure.
548. This
procedure
checks the
ability of
the
34904
GPIB
circuits to
accept and
process
addressing
and
remote
programming,
and to output measurement
data.
This
procedure
may be
used
with any
bus system
controller.
$49.
Test Procedure
Using
Model
98204 Calculator.
5-50. this test sequence
is
written
specihcally
for the
-hp
Model
9820A Calculator,
and
performs
the
same
operating
checks
as
the
general procedure
in Paragraph
547. Tllre
9820A must
have the I I l44A Interface
and
the Peripheral
Control
II
ROM
Block
installed.
Refer
to
the
Operating
Manuals for these instruments for
opera-
ting instructions.
The following
test
sequence may
be
recorded on an
-hp
Calculator
Program Card
and
used in
subsequent tests
and
in troubleshooting. The
program
is
presented
in this
procedure
in the form that it is
printed
by
the
9820A.
The first statement
gives
an
example
of
the
9820A keyboard
sequence
required.
Initialize
the
calculator
and 3490A by
prpssing
EXECUTE
(End
Output, EOP, is
LOW while STOP
key
is de-
pressed)
Set
LREN
to
LOW.
f-r r
ri.{"t'
'','r!
llf.rT' {'-rl
T t't | |
.J
I d_ !
r.r.rr:.
I I.:'r
The
above
sequence
requires
that the
following
keys
be
pressed
PERFOHMANCE
CHECKS
40.
41.
42.
(30a)
HMRE
@o@o@o
STORE
r-T\
EUJ[I
Set
counter
to
l.
1r
Ir
1
+
tll-
5-l I