HP 8508A - Page 71

gquneu
— T.
‘The
Standard
Event
Status
Register
can
be
monitored
to
find
when
the
bit
is
set
using
the
-
Vector
Voltmeter
can
be
set
to
request
service
when
the
bit
is
set
true.
Operation
are
SYSTEMS
Output
.
OUTPut
ONJOFFI1j0
Controls
the
front
panel
Test
output
signal.
The
default
is
OFF.
The
query
option
returns
1
or
0.
Operation
Complete
<sP18=>
*oPC
This
command
causes
the
Operation
Complete
bit
in
the
St
andard
Event
Status
Register
to
be
set
when
the
Vector
Voltmeter
has
completed
all
pending
operations.
;
*ESR?
command,
or
the
_’
The
query
option
returns
“1”
when
all
pending
operations
have
been
completed.
Reset
<=HP1B=>.
—
*RST
The
reset
function
sets
the
Vector
Voltmeter
to
a
front
panel
state
the
same
as
using
the
PRESET
key.
It
has
no
effect
on
the
status
registers
or
results
waiting
to
be
read.
Self
Test
"_sts1?
This
command
initiates
an
instrument
self
test
and
causes
a
result
to
be
output.
The
result
will
be
zero
(0)
if
the
test
is
completed
without
errors.
A
one
(1)
indicates
an
error
has
occurred.
Full
details
of
the
error
codes
appear
in
the
Troubleshooting
section
of
this
Manual.
Service
Request
Enable
<=HP1B=>
*SRE
<nrf>
Sets
the
service
request
conditions.
Status
Byte
bit
usage
is
as
follows.
bit
4
Message
Available
bit
5
Standard
Event
Status
Register
summary
bit
bit
7
Operation
Status
Register
summary
bit
Other
bits
are
unused.
—
The
query
option
returns
the
currently
selected
conditions.
E1089