Agilent Technologies 8504B - Page 137

FINAL TRIM SIZE : 7.5 in x 9.0 in
Programming
Monitoring the
Instrument
Event
Status
Register
Bit
Denitions
Bit Name Description
0 Operation
complete
A
command
for
which
OPC
has
been
enabled
and
completed
an
operation.
1 Request
control
The
reectometer
has
been commanded
to perform
an operation
that
requires
control
of
a
peripheral,
and
needs
control
of
HP-IB
.
Requires
the
reectometer
to
be
in
use
pass
control
mode
.
2 Query
error
The
reectometer has
been addressed
to talk,
but
there
is
nothing
in
the
output
queue
to transmit.
4 Execution
error
A
command
was
received
that
could
not
be
executed.
Commonly
due
to
invalid
operands,
or
operands
sent
in
the
wrong
sequence
.
5 Syntax
error
An
HP-IB
command
had
incorrect
syntax
error
(spelling or
use).
6 User
request
The
operator
has
pressed
a
front panel
key
or turned
the rotary
knob.
This bit
is set
regardless
of
whether
the
reectometer
is
in
remote
or
local.
7 P
ower
on
A
power
on
sequence
has
occurred
since
the
last
read
of
the
register
.
Event
Status
Register
B
Bit
Denitions
Bit Name Description
0 Sweep
or
group
complete
A
single
sweep
or
group
has
been
completed
since
the
last
read
of
the
register
.
Operates
in
conjunction with
the SING
or
NUMG
commands.
1 Service
routine
waiting
or
done
An
internal
service
routine
has
completed
an
operation,
or
is
waiting
for
an
operator
response
.
2 Data
entry
complete
A
terminator
ke
y
has been
pressed, or
avalue
has been
inputted
to
the
reectometer
over
HP-IB
.
4 Limit
failed
Limit
test failed.
6 Search
failed
A
marker
search
was
executed,
but
the
target
value
was
not
found.
7
4-10
All manuals and user guides at all-guides.com