DBS9900 User’s Manual
5-40
DBS9900 Driver Software
82-28993 Revision 01
5.6.4
Get Internal Clock Reference
an9900_getIntClockRef
This function gets clock reference selection for 9900 internal clock synthesizer.
Function Prototype
ViStatus _VI_FUNC
an9900_setIntClockRef
(ViSession
vi
, AN9900_CLKREF *
ref
);
an9900_setIntClockRef
Parameters
Variable Type
Description
<INPUT>
vi
ViSession
This control accepts the Instrument Handle returned by the Initialize
function to select the desired instrument driver session.
<OUTPUT>
*ref
AN9900_CLKREF
(passed by reference)
Internal clock reference:
AN9900_CLKREF_INT
Use internal reference
AN9900_CLKREF_EXT
Use external 10MHz reference
<RETURN>
= 0
> 0
< 0
ViStatus “VI_SUCCESS”
Warning: The function completed, but an exception condition occurred
which may require attention.
Error: The function did not complete successfully.
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