Agilent Technologies 4339B - Page 165

4339B
D
A
TA
Subsystem
DA
TA
Subsystem
The
D
A
T
A subsystem
is used
to store
data to
the 4339B
's data
buer and
to
read
data
in
the
data
buer
.
COMMAND
P
ARAMETER
DATA
[
:DATA
]
REF
,
<
numeric
value
>
[
:DATA
]?
DBUF
,
IMON
,
TMON
:FEED
DBUF
,
<
data
handle
>
:CONTrol
DBUF
,
f
ALWays
j
NEVer
g
:POINts
DBUF
,
<
numeric
value
>
:D
A
T
A[:D
A
T
A]
REF
,
<
numeric
value
>
Enters
or
queries
the
reference
value
for
the
deviation measurement,
which is
controlled by
:CALCulate:MATH
subsystem
commands
.
<
numeric
value
>
is
,
numeric
0
9.9
2
10
37
to
9.9
2
10
37
The
query form
requires parameter
REF ,
such as
:DATA[:DATA]?REF
.
Query
response
is
a
numeric
value in
< NR3
> format.
:D
A
T
A[:D
AT
A]? DBUF
Returns
the
data
in
data
buer
, DBUF
,
according
to
the
format
determined
by
the
FORMat
subsystem
commands
.
(query
only)
This query
needs
parameter
DBUF
which
is
the
name
of
the
data
buer
to
read.
Query response
is
,
<
set1
>
,
<
set2
>
,
.
.
.
<
setn
>
Where,
<
set1
>
:
Data
set
of
the
rst
measurement
point
<
set2
>
:
Data
set
of
the
second
measurement
point
.
.
.
<
setn
>
:
Data
set
of
the
last
measurement
point
(
n
is
specied
using
DATA:POINts
DBUF
command)
Each
data
set
consists
of
the
following
data: <
stat >
, <
data >
, <
comp >
Where
,
< stat > Measured
status
0 : Normal
1 : Overload
2 : No-contact
4 : Over-current (exceeding current limit)
< data > Measured data
< comp > Comparison result
0 : Comparator o
1: In
2: High
4 : Low
8 : No-contact
GPIB Reference 5-17