18-90 SCPI Command Reference 2400 Series SourceMeter
®
User’s Manual
An alternate way to set the source-measure points in a linear sweep is to
simply specify the number of source-measure points in the sweep using
the :POINts command.
Note that the :STEP and :POINts commands are coupled. Changing the
step size also changes the number of source-measure points. Conversely,
changing the number of source-measure points changes the step size.
POINts <n>
:SOURce[1]:SWEep:POINts <n> Set source-measure points for sweep
Parameters <n> = 1 to 2500 Specify number of source-measure
points
MINimum 1
MAXimum 2500
DEFault 2500
Query :POINts? Query number of sweep points
:POINts? DEFault Query *RST default number of sweep points
:POINts? MINimum Query lowest allowable number of sweep
points
:POINts? MAXimum Query highest allowable number of sweep
points
Description The :POINts command specifies the total number of source-measure
points in a sweep. For a linear sweep, the source-measure points are
equally spaced (stepped) between the start level and the stop level. For a
log sweep, the source-measure points are equally spaced on a logarith-
mic scale. Note that the start and stop levels are source-measure points.
Step size for a linear sweep can be calculated as follows:
Step Size = (Stop - Start) / (Points - 1)
Step Size = Span / (Points -1)
Step size for a logarithmic sweep can be calculated as follows:
An alternate way to set the source-measure points in a sweep is to spec-
ify the step size using the :STEP command.
Note that the :POINts and :STEP commands are coupled. Changing the
number of source-measure points also changes the step size. Conversely,
changing the step size changes the number of source-measure points.
Log Step Size
log 10 (Stop)- log10 (Start)
Points - 1
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