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Also determine and report the lowest measured value. #20

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Also determine and report the lowest measured value. #20

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17 changes: 16 additions & 1 deletion C++/rsa_api_cpp/consumers.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -133,6 +133,17 @@ int peak_power_detector(float* traceData, double* freq, Spectrum_Settings specSe
return peakIndex;
}

int min_power_detector(float* traceData, double* freq, Spectrum_Settings specSet)
{
int minIndex = 0;
for (int i = 0; i < specSet.traceLength; i++) {
if (traceData[i] < traceData[minIndex]) {
minIndex = i;
}
}

return minIndex;
}

void spectrum_example()
{
Expand All @@ -144,6 +155,7 @@ void spectrum_example()
double* freq = NULL;
float* traceData = NULL;
int peakIndex = 0;
int minIndex = 0;

search_connect();
CONFIG_Preset();
Expand All @@ -154,12 +166,15 @@ void spectrum_example()
traceData = acquire_spectrum(specSet);
freq = create_frequency_array(specSet);
peakIndex = peak_power_detector(traceData, freq, specSet);

minIndex = min_power_detector(traceData, freq, specSet);

cout << "Start frequency: " << freq[0] << endl;
cout << "Center frequency: " << freq[(specSet.traceLength - 1) / 2] << endl;
cout << "Stop frequency: " << freq[specSet.traceLength - 1] << endl;
cout << "Maximum value: " << traceData[peakIndex] << " dBm" << endl;
cout << "Frequency of max amplitude: " << freq[peakIndex] << " Hz" << endl;
cout << "Minimum value: " << traceData[minIndex] << " dBm" << endl;
cout << "Frequency of min amplitude: " << freq[minIndex] << " Hz" << endl;

cout << "Disconnecting." << endl;
DEVICE_Disconnect();
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