User`s guide

get (scope object)
Property Description Writable
when the fil e is closed and not du r ing each f ile
write ope ration. This mode is faster, but if the
system crashes before the file is close d, the
file system might not know the actual file size
(the file contents, however, will be intact).
For scopes of type
Host, this parameter has
no effect.
NumPrePostSamples
For scopes of type ' Host ' or 'Target',this
parameter is the number of samples collected
before or after a trigger event. The default
value is 0. Entering a ne ga tiv e va lue collects
samples before the trigger event. Entering
a positive value collects samples after the
trigger event. If you set
TriggerMode to
'FreeRun', this property has no effect on data
acquisitio n.
Yes
NumSamples
Number of contiguous samples captured
during the acquisition of a data package. If
the scope stops before capturing this number
of samples, the scope has the collected data up
to the end of data collec tion, then has ze roes
for the remaining uncollected data. Note
that you should know what type of data you
are collecting, it is possible that your data
contains zeroes.
For scopes of type
'File', this parameter
works in conjunction w i th the AutoRestart
check box. If the AutoRestart box is selected,
the file scope collects data up to Number of
Samples, then starts over again, overwriting
the buffer. If the AutoRestart box is not
selected, the file scope collects d ata only up to
Number of Sam ples ,thenstops.
Yes
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