User`s guide

114 E6651A User’s Guide
6 Remote Interface (API) Programming Command Reference
E6651_GetSPMaskValue
Declaration int E6651_GetSPMaskValue(BYTE MID, const double
SFreq, const double EFreq, double* MaxFreq,
double* MaxPwr);
Parameter
MID [in]: E6651’s equipment number to be controlled
remotely.
SFreq [in]: measurement Start Frequency of Spectrum
Analyzer screen.
EFreq [in]: measurement Stop Frequency of Spectrum
Analyzer screen.
MaxFreq [out]: Frequency component of peak power within
start and stop frequency band.
MaxPwr [out]: peak power value within start and stop
frequency band.
Return Value
Success: STATE_SUCCESS(1)
Failure: STATE_ERROR(- 1)
Description Retrieve power and frequency information of peak power
point within start and stop frequency band when
E6651(MID) is operating in Spectrum Analyzer mode.
E6651_GetSPAvgPower
Declaration int E6651_GetSPAvgPower(BYTE MID, const double
SFreq, const double EFreq, double * AvgPower);
Parameter
MID [in]: E6651’s equipment number to be controlled
remotely.
SFreq [in]: Measurement Start Frequency
EFreq [in]: Measurement Stop Frequency
AvgPower [out]: Averaged power value within frequency
interval from SFreq to EFreq.
Return Value
Success: STATE_SUCCESS(1)
Failure: STATE_ERROR(- 1)
Description Retrieve Averaged power value of E6651(MID) within
frequency interval from SFreq to EFreq when E6651 is
operating in Spectrum Analyzer mode.