DBS9900 User’s Manual
DBS9900 Driver Software
5-53
82-28993 Revision 01
5.6.20
Clock A/B Threshold Query
an9900_clockThreshold_Q
Returns the threshold values for clocks A and B.
Function Prototype
ViStatus
an9900_clockThreshold_Q
( ViSession
instrumentHandle
,
ViReal64
*
CLKAThreshold
,
ViReal64
*
CLKBThreshold
);
an9900_clockThreshold_Q
Parameters
Variable Type Description
<INPUT>
instrumentHandle
ViSession
This control accepts the Instrument Handle returned by the Initialize function to
select the desired instrument driver session.
<OUTPUT>
*CLKAThreshold ViReal64
(passed by
reference)
Returns the bit mask of the Clock A zero crossing threshold.
*CLKBThreshold ViReal64
(passed by
reference)
Returns the bit mask of the Clock B zero crossing threshold.
<RETURN>
= 0
> 0
< 0
“VI_SUCCESS”
Warning: The function completed, but an exception condition occurred which
may require attention.
Error: The function did not complete successfully.
NOTE: Use the an902_error_message() function to get a textual description of
errors and warnings.
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