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© National Instruments Corporation 33 NI PXI-5600 Calibration Procedure
niTuner_CalSetClockSource
Function Prototype
long niTuner_CalSetClockSource
(
unsigned int calHandle,
int source
)
Purpose
This function configures the reference clock source to accept an external signal or to use the
internal OCXO. This function is necessary in the calibration adjustment for the reference
frequency; it must be set to the internal clock source so that the signal to be calibrated is output
through the 10 MHz OUT connector.
Parameters
Name Description
calHandle The calibration session reference
source The clock source
0 = internal; use the internal clock source
1 = external; use an external clock source