private void CloseInstruments()
{
AbortGeneration();
rfsg?.Close();
instr?.Close();
}
private void CloseSession()
{
try
{
if (NR_offsets != null)
{
NR_offsets.Dispose();
NR_offsets = null;
}
if (NR_carrier != null)
{
NR_carrier.Dispose();
NR_carrier = null;
}
if (instrSession != null)
{
instrSession.Close();
instrSession = null;
}
}
catch (Exception ex)
{
DisplayError(ex);
}
}
private void CloseInstruments()
{
AbortGeneration();
sessionsCreated = false;
_rfsgSession?.Close();
instr?.Close();
}
/// <summary>
/// This example illustrates how to use the RFmxWLAN APIs to configure the analyzer to perform an OFDMModAcc measurement.
/// You can use the Generator Basic example to generate the WLAN signal before running this example.
/// </summary>
static void Main(string[] args)
{
Console.WriteLine("\n----------------------- WLAN Analyzer Example -----------------------\n");
double centerFrequency = 3.5e9; //Hz
string resourceName = "5840";
string signalString = "Signal0";
string resultString = "Result0";
SA.RFmxInstr.InstrumentConfiguration saInstrConfig;
SA.CommonConfiguration saCommonConfig;
SA.AutoLevelConfiguration saAutolevelConfig;
SA.RFmxWLAN.StandardConfiguration wlanStandardConfig;
SA.RFmxWLAN.OFDMModAccConfiguration modaccConfig;
SA.RFmxWLAN.OFDMModAccResults modAccResults = new OFDMModAccResults();
//Analyzer Configuration
Console.WriteLine("Configure...\n");
saInstrConfig = SA.RFmxInstr.InstrumentConfiguration.GetDefault();
saCommonConfig = saCommonConfig = SA.CommonConfiguration.GetDefault();
saCommonConfig.ExternalAttenuation_dB = 0;
saCommonConfig.CenterFrequency_Hz = centerFrequency;
saCommonConfig.ReferenceLevel_dBm = 0.0;
saAutolevelConfig = SA.AutoLevelConfiguration.GetDefault();
saAutolevelConfig.Enabled = true;
saAutolevelConfig.MeasurementInterval_s = 10e-3;
wlanStandardConfig = SA.RFmxWLAN.StandardConfiguration.GetDefault();
wlanStandardConfig.ChannelBandwidth_Hz = 80.0e6;
wlanStandardConfig.Standard = RFmxWlanMXStandard.Standard802_11ax;
modaccConfig = SA.RFmxWLAN.OFDMModAccConfiguration.GetDefault();
#region Configure Analyzer
RFmxInstrMX instr = new RFmxInstrMX(resourceName, "");
SA.RFmxInstr.ConfigureInstrument(instr, saInstrConfig);
RFmxWlanMX wlan = instr.GetWlanSignalConfiguration(signalString);
SA.RFmxWLAN.ConfigureCommon(wlan, saCommonConfig);
SA.RFmxWLAN.ConfigureStandard(wlan, wlanStandardConfig);
#endregion
#region Measure
Console.WriteLine("Measure...\n");
ConfigureOFDMModAcc(wlan, modaccConfig);
RFmxWlanMXMeasurementTypes[] lteMeasurements = new RFmxWlanMXMeasurementTypes[1] {
RFmxWlanMXMeasurementTypes.OfdmModAcc
};
SA.RFmxWLAN.SelectAndInitiateMeasurements(wlan, lteMeasurements, saAutolevelConfig, false, "", resultString);
modAccResults = FetchOFDMModAcc(wlan, RFmxWlanMX.BuildResultString(resultString));
//print Results
Console.WriteLine("\n---------------------- ModAcc Results ---------------------\n");
Console.WriteLine("Composite RMS EVM (dB): {0:N}", modAccResults.CompositeRMSEVMMean_dB);
#endregion
wlan.Dispose();
instr.Close();
Console.WriteLine("Please press any key to close the application.\n");
Console.ReadKey();
}
public void Run()
{
#region Create Sessions
FocusITunerBroker iTuner = new FocusITunerBroker();
iTuner.Initialize(tunerAddress, false, true);
NIRfsg nIRfsg = new NIRfsg(resourceName, false, false);
RFmxInstrMX instr = new RFmxInstrMX(resourceName, "");
RFmxSpecAnMX specAn = instr.GetSpecAnSignalConfiguration(signalStringSpecan);
#endregion
#region Configure Tuner
FocusTuner.ConfigureCommon(iTuner, commonConfiguration);
#endregion
#region Configure Generation
ConfigureInstrument(nIRfsg, sgInstrConfig);
Waveform waveform = LoadWaveformFromTDMS(filePath);
DownloadWaveform(nIRfsg, waveform);
ConfigureContinuousGeneration(nIRfsg, waveform);
nIRfsg.Initiate();
#endregion
#region Configure Analyzer
saAutolevelConfig.MeasurementInterval_s = waveform.BurstLength_s;
RFmxInstr.ConfigureInstrument(instr, saInstrConfig);
RFmxSpecAn.ConfigureCommon(specAn, saCommonConfig);
RFmxSpecAn.ConfigureTxp(specAn, txpConfigurationSpecAn);
#endregion
#region Measure
foreach (var gamma in gammaSweep)
{
Console.WriteLine("\n--------------------- Tuning --------------------\n");
currentGamma = FocusTuner.MoveTunerPerGamma(iTuner, gamma)[0];
PrintTuneResults();
Console.WriteLine("\n--------------------- Results --------------------\n");
RFmxSpecAnMXMeasurementTypes[] specanMeasurements = new RFmxSpecAnMXMeasurementTypes[1] {
RFmxSpecAnMXMeasurementTypes.Txp
};
RFmxSpecAn.SelectAndInitiateMeasurements(specAn, specanMeasurements, saAutolevelConfig, waveform.SignalBandwidth_Hz, false, "", resultStringSpecan);
txpResultsSpecAn = RFmxSpecAn.FetchTxp(specAn, RFmxSpecAnMX.BuildResultString(resultStringSpecan));
PrintTxPResults();
}
#endregion
AbortGeneration(nIRfsg);
CloseInstrument(nIRfsg);
FocusTuner.CloseTuner(iTuner);
specAn.Dispose();
specAn = null;
instr.Close();
instr = null;
}
public void CloseSession()
{
if (NR != null)
{
NR.Dispose();
NR = null;
}
if (instrSession != null)
{
instrSession.Close();
instrSession = null;
}
}
public void TestOfflineAnalysisSingleCarrierTdd()
{
RFmxInstrMX instr = new RFmxInstrMX("", "AnalysisOnly=1");
RFmxLteMX lte = instr.GetLteSignalConfiguration();
ConfigureCommon(lte, CommonConfiguration.GetDefault());
StandardConfiguration signalConfig = StandardConfiguration.GetDefault();
signalConfig.DuplexScheme = RFmxLteMXDuplexScheme.Tdd;
ConfigureStandard(lte, signalConfig);
ModAccConfiguration modAccConfig = ModAccConfiguration.GetDefault();
modAccConfig.MeasurementOffset = 4;
ConfigureModAcc(lte, modAccConfig);
lte.Commit("");
instr.GetRecommendedIQPreTriggerTime("", out double pretriggerTime);
PrecisionTimeSpan timeOffset = new PrecisionTimeSpan(-pretriggerTime);
Waveform wfm = LoadWaveformFromTDMS(@"Support Files\LTE_TDD_2.0.tdms");
Buffer <ComplexSingle> readBuffer = wfm.Data.GetBuffer(true);
WritableBuffer <ComplexSingle> writeBuffer = wfm.Data.GetWritableBuffer();
int sampleOffset = (int)Math.Round(pretriggerTime * wfm.SampleRate);
for (int i = 0; i < readBuffer.Size; i++)
{
writeBuffer[i] = readBuffer[(i - sampleOffset + readBuffer.Size) % readBuffer.Size];
}
wfm.Data.PrecisionTiming = PrecisionWaveformTiming.CreateWithRegularInterval(
wfm.Data.PrecisionTiming.SampleInterval, timeOffset);
lte.AnalyzeIQ("", "", wfm.Data, true, out _);
ModAccResults modAccResults = FetchModAcc(lte);
instr.Close();
Assert.IsTrue(modAccResults.ComponentCarrierResults[0].MeanRmsCompositeEvm < 0.001);
}
private void CloseSession()
{
try
{
if (specAn != null)
{
specAn.Dispose();
specAn = null;
}
if (instrSession != null)
{
instrSession.Close();
instrSession = null;
}
}
catch (Exception ex)
{
DisplayError(ex);
}
}
public void Run()
{
#region Create Sessions
NIRfsg nIRfsg = new NIRfsg(resourceName, false, false);
RFmxInstrMX instr = new RFmxInstrMX(resourceName, "");
RFmxSpecAnMX specAn = instr.GetSpecAnSignalConfiguration(signalStringSpecan);
#endregion
#region Configure Generation
ConfigureInstrument(nIRfsg, SgInstrConfig);
Waveform waveform = LoadWaveformFromTDMS(filePath);
// Apply CRF to the waveform if it is enabled
waveform = Methods.RFmxDPD.ConfigurePreDpdCrestFactorReduction(specAn, waveform, preDpdCrestFactorReductionConfig);
DownloadWaveform(nIRfsg, waveform);
ConfigureContinuousGeneration(nIRfsg, waveform);
nIRfsg.Initiate();
#endregion
#region Configure Analyzer
saAutolevelConfig.MeasurementInterval_s = waveform.BurstLength_s;
SA.RFmxInstr.ConfigureInstrument(instr, saInstrConfig);
SA.RFmxSpecAn.ConfigureCommon(specAn, saCommonConfig);
AmpmConfigurationSpecAn.ReferenceWaveform = waveform;
AmpmConfigurationSpecAn.DutAverageInputPower_dBm = SgInstrConfig.DutAverageInputPower_dBm;
SA.RFmxSpecAn.ConfigureAmpm(specAn, AmpmConfigurationSpecAn);
SA.RFmxSpecAn.ConfigureTxp(specAn, TxpConfigurationSpecAn);
SA.RFmxSpecAn.ConfigureAcp(specAn, AcpConfigurationSpecAn, "");
if (EnableDpd)
{
Methods.RFmxDPD.ConfigureCommon(specAn, CommonConfigurationDpd, waveform);
Methods.RFmxDPD.ConfigureMemoryPolynomial(specAn, MemoryPolynomialConfiguration);
Methods.RFmxDPD.ConfigureApplyDpdCrestFactorReduction(specAn, applyDpdCrestFactorReductionConfig);
}
#endregion
#region Measure
Console.WriteLine("\n--------------------- Results --------------------\n");
if (EnableDpd)
{
specAn.SelectMeasurements("", RFmxSpecAnMXMeasurementTypes.Dpd, true);
Methods.RFmxDPD.PerformMemoryPolynomial(specAn, nIRfsg, MemoryPolynomialConfiguration, waveform);
}
RFmxSpecAnMXMeasurementTypes[] specanMeasurements = new RFmxSpecAnMXMeasurementTypes[1] {
RFmxSpecAnMXMeasurementTypes.Ampm
};
SA.RFmxSpecAn.SelectAndInitiateMeasurements(specAn, specanMeasurements, saAutolevelConfig, waveform.SignalBandwidth_Hz, false, "", resultStringSpecan);
AmpmResultsSpecAn = SA.RFmxSpecAn.FetchAmpm(specAn, RFmxSpecAnMX.BuildResultString(resultStringSpecan));
PrintAMPMResults();
specanMeasurements[0] = RFmxSpecAnMXMeasurementTypes.Txp;
SA.RFmxSpecAn.SelectAndInitiateMeasurements(specAn, specanMeasurements, saAutolevelConfig, waveform.SignalBandwidth_Hz, false, "", resultStringSpecan);
TxpResultsSpecAn = SA.RFmxSpecAn.FetchTxp(specAn, RFmxSpecAnMX.BuildResultString(resultStringSpecan));
PrintTxPResults();
specanMeasurements[0] = RFmxSpecAnMXMeasurementTypes.Acp;
SA.RFmxSpecAn.SelectAndInitiateMeasurements(specAn, specanMeasurements, saAutolevelConfig, waveform.SignalBandwidth_Hz, false, "", resultStringSpecan);
AcpResultsSpecAn = SA.RFmxSpecAn.FetchAcp(specAn, RFmxSpecAnMX.BuildResultString(resultStringSpecan));
PrintACPResults();
#endregion
AbortGeneration(nIRfsg);
CloseInstrument(nIRfsg);
specAn.Dispose();
specAn = null;
instr.Close();
instr = null;
}
public void Run()
{
#region Create Sessions
NIRfsg nIRfsg = new NIRfsg(resourceName, false, false);
RFmxInstrMX instr = new RFmxInstrMX(resourceName, "");
RFmxSpecAnMX specAn = instr.GetSpecAnSignalConfiguration(signalStringSpecan);
RFmxWlanMX wlan = instr.GetWlanSignalConfiguration(signalStringWlan);
#endregion
#region Configure Generation
ConfigureInstrument(nIRfsg, sgInstrConfig);
Waveform waveform = LoadWaveformFromTDMS(filePath);
DownloadWaveform(nIRfsg, waveform);
ConfigureBurstedGeneration(nIRfsg, waveform, paEnableTiming, paenConfig, out double period, out _);
nIRfsg.Initiate();
#endregion
#region Configure Analyzer
saAutolevelConfig.MeasurementInterval_s = period;
SA.RFmxInstr.ConfigureInstrument(instr, saInstrConfig);
SA.RFmxSpecAn.ConfigureCommon(specAn, saCommonConfig);
ampmConfigurationSpecAn.ReferenceWaveform = waveform;
ampmConfigurationSpecAn.DutAverageInputPower_dBm = sgInstrConfig.DutAverageInputPower_dBm;
SA.RFmxSpecAn.ConfigureAmpm(specAn, ampmConfigurationSpecAn);
SA.RFmxWLAN.ConfigureCommon(wlan, saCommonConfig);
SA.RFmxWLAN.ConfigureStandard(wlan, wlanStandardConfig);
SA.RFmxWLAN.ConfigureOFDMModAcc(wlan, modAccConfig);
SA.RFmxWLAN.ConfigureSEM(wlan, semConfig);
#endregion
#region Measure SpecAn
RFmxSpecAnMXMeasurementTypes[] specanMeasurements = new RFmxSpecAnMXMeasurementTypes[1] {
RFmxSpecAnMXMeasurementTypes.Ampm
};
SA.RFmxSpecAn.SelectAndInitiateMeasurements(specAn, specanMeasurements, saAutolevelConfig, waveform.SignalBandwidth_Hz, false, "", resultStringSpecan);
ampmResultsSpecAn = SA.RFmxSpecAn.FetchAmpm(specAn, RFmxSpecAnMX.BuildResultString(resultStringSpecan));
PrintAMPMResults();
#endregion
#region WLAN measure and results
RFmxWlanMXMeasurementTypes[] wlanMeasurements = new RFmxWlanMXMeasurementTypes[1] {
RFmxWlanMXMeasurementTypes.OfdmModAcc
};
SA.RFmxWLAN.SelectAndInitiateMeasurements(wlan, wlanMeasurements, saAutolevelConfig, false, "", resultStringWlan);
modAccResults = SA.RFmxWLAN.FetchOFDMModAcc(wlan, RFmxWlanMX.BuildResultString(resultStringWlan));
PrintModAccResults();
wlanMeasurements[0] = RFmxWlanMXMeasurementTypes.Sem;
SA.RFmxWLAN.SelectAndInitiateMeasurements(wlan, wlanMeasurements, saAutolevelConfig, false, "", resultStringWlan);
semResults = SA.RFmxWLAN.FetchSEM(wlan, RFmxWlanMX.BuildResultString(resultStringWlan));
PrintSemResults();
#endregion
AbortGeneration(nIRfsg);
CloseInstrument(nIRfsg);
wlan.Dispose();
wlan = null;
instr.Close();
instr = null;
}
/// <summary>
/// This example illustrates how to use the RFmxNR APIs to configure the analyzer to perform a ModAcc measurement.
/// You can use the Generator Basic example to generate the NR signal before running this example.
/// </summary>
static void Main(string[] args)
{
Console.WriteLine("\n----------------------- 5GNR Analyzer Example -----------------------\n");
double centerFrequency = 3.5e9; //Hz
string resourceName = "5840";
string signalString = "Signal0";
string resultString = "Result0";
SA.RFmxInstr.InstrumentConfiguration saInstrConfig;
SA.CommonConfiguration saCommonConfig;
SA.AutoLevelConfiguration saAutolevelConfig;
SA.RFmxNR.StandardConfiguration StandardConfigNR;
SA.RFmxNR.ModAccConfiguration ModaccConfigNR;
SA.RFmxNR.ModAccResults ModaccResultsNR = new ModAccResults();
//Analyzer Configuration
Console.WriteLine("Configure...\n");
saInstrConfig = SA.RFmxInstr.InstrumentConfiguration.GetDefault();
saCommonConfig = saCommonConfig = SA.CommonConfiguration.GetDefault();
saCommonConfig.ExternalAttenuation_dB = 0;
saCommonConfig.CenterFrequency_Hz = centerFrequency;
saCommonConfig.ReferenceLevel_dBm = 0.0;
saAutolevelConfig = SA.AutoLevelConfiguration.GetDefault();
saAutolevelConfig.Enabled = true;
StandardConfigNR = SA.RFmxNR.StandardConfiguration.GetDefault();
StandardConfigNR.ComponentCarrierConfigurations[0].PuschModulationType = RFmxNRMXPuschModulationType.Qpsk;
ModaccConfigNR = SA.RFmxNR.ModAccConfiguration.GetDefault();
#region Configure Analyzer
saAutolevelConfig.MeasurementInterval_s = 0.001;
RFmxInstrMX instr = new RFmxInstrMX(resourceName, "");
SA.RFmxInstr.ConfigureInstrument(instr, saInstrConfig);
RFmxNRMX nr = instr.GetNRSignalConfiguration(signalString);
SA.RFmxNR.ConfigureCommon(nr, saCommonConfig);
SA.RFmxNR.ConfigureStandard(nr, StandardConfigNR);
#endregion
#region Measure
Console.WriteLine("Measure...\n");
ConfigureModacc(nr, ModaccConfigNR);
RFmxNRMXMeasurementTypes[] nrMeasurements = new RFmxNRMXMeasurementTypes[1] {
RFmxNRMXMeasurementTypes.ModAcc
};
SA.RFmxNR.SelectAndInitiateMeasurements(nr, nrMeasurements, saAutolevelConfig, false, "", resultString);
ModaccResultsNR = FetchModAcc(nr, RFmxNRMX.BuildResultString(resultString));
//print Results
for (int i = 0; i < ModaccResultsNR.ComponentCarrierResults.Length; i++)
{
Console.WriteLine("----------------------- EVM Results CC {0} -----------------------\n", i);
Console.WriteLine("Composite RMS EVM Mean (% or dB) : {0:0.000}", ModaccResultsNR.ComponentCarrierResults[i].MeanRmsCompositeEvm);
Console.WriteLine("Composite Peak EVM Maximum (% or dB) : {0:0.000}", ModaccResultsNR.ComponentCarrierResults[i].MaxPeakCompositeEvm);
Console.WriteLine("Composite Peak EVM Slot Index : {0}", ModaccResultsNR.ComponentCarrierResults[i].PeakCompositeEvmSlotIndex);
Console.WriteLine("Composite Peak EVM Symbol Index : {0}", ModaccResultsNR.ComponentCarrierResults[i].PeakCompositeEvmSymbolIndex);
Console.WriteLine("Composite Peak EVM Subcarrier Index : {0}", ModaccResultsNR.ComponentCarrierResults[i].PeakCompositeEvmSubcarrierIndex);
Console.WriteLine("Component Carrier Frequency Error Mean (Hz) : {0:0.000}", ModaccResultsNR.ComponentCarrierResults[i].MeanFrequencyError_Hz);
}
#endregion
nr.Dispose();
instr.Close();
Console.WriteLine("Please press any key to close the application.\n");
Console.ReadKey();
}
private void CloseTransceiverSessions(NIRfsg rfsg, RFmxInstrMX instr)
{
rfsg?.Close();
instr?.Close();
}
static void Main()
{
#region Configure Generation
string resourceName = "VST2";
string filePath = Path.GetFullPath(@"Support Files\80211a_20M_48Mbps.tdms");
NIRfsg nIRfsg = new NIRfsg(resourceName, false, false);
InstrumentConfiguration instrConfig = InstrumentConfiguration.GetDefault();
instrConfig.CarrierFrequency_Hz = 2.412e9;
ConfigureInstrument(nIRfsg, instrConfig);
Waveform waveform = LoadWaveformFromTDMS(filePath);
DownloadWaveform(nIRfsg, waveform);
WaveformTimingConfiguration timing = new WaveformTimingConfiguration
{
DutyCycle_Percent = 60,
PreBurstTime_s = 1e-9,
PostBurstTime_s = 1e-9,
BurstStartTriggerExport = "PXI_Trig0"
};
PAENConfiguration paenConfig = new PAENConfiguration
{
PAEnableMode = PAENMode.Dynamic,
PAEnableTriggerExportTerminal = "PFI0",
PAEnableTriggerMode = RfsgMarkerEventOutputBehaviour.Toggle
};
ConfigureBurstedGeneration(nIRfsg, waveform, timing, paenConfig, out double period, out _);
nIRfsg.Initiate();
#endregion
RFmxInstrMX instr = new RFmxInstrMX("VST2", "");
RFmxWlanMX wlan = instr.GetWlanSignalConfiguration();
instr.GetWlanSignalConfiguration();
CommonConfiguration commonConfiguration = CommonConfiguration.GetDefault();
commonConfiguration.CenterFrequency_Hz = 2.412e9;
AutoLevelConfiguration autoLevel = new AutoLevelConfiguration
{
AutoLevelMeasureTime_s = period,
AutoLevelReferenceLevel = true
};
SA.RFmxWLAN.ConfigureCommon(instr, wlan, commonConfiguration, autoLevel);
SignalConfiguration signal = SignalConfiguration.GetDefault();
signal.AutoDetectSignal = false;
signal.ChannelBandwidth_Hz = 20e6;
signal.Standard = RFmxWlanMXStandard.Standard802_11ag;
SA.RFmxWLAN.ConfigureSignal(wlan, signal);
TxPConfiguration txpConfig = new TxPConfiguration
{
AveragingCount = 10,
MaximumMeasurementInterval_s = waveform.BurstLength_s,
AveragingEnabled = RFmxWlanMXTxpAveragingEnabled.True
};
SA.RFmxWLAN.ConfigureTxP(wlan, txpConfig);
OFDMModAccConfiguration modAccConfig = OFDMModAccConfiguration.GetDefault();
modAccConfig.OptimizeDynamicRangeForEvmEnabled = RFmxWlanMXOfdmModAccOptimizeDynamicRangeForEvmEnabled.False;
modAccConfig.AveragingEnabled = RFmxWlanMXOfdmModAccAveragingEnabled.True;
SA.RFmxWLAN.ConfigureOFDMModAcc(wlan, modAccConfig);
TxPServoConfiguration servoConfig = TxPServoConfiguration.GetDefault();
servoConfig.TargetTxPPower_dBm = 0.5;
SA.RFmxWLAN.TxPServoPower(wlan, nIRfsg, servoConfig, autoLevel);
SEMConfiguration semConfig = SEMConfiguration.GetDefault();
SA.RFmxWLAN.ConfigureSEM(wlan, semConfig);
wlan.Initiate("", "");
TxPResults txpRes = SA.RFmxWLAN.FetchTxP(wlan);
OFDMModAccResults modAccResults = SA.RFmxWLAN.FetchOFDMModAcc(wlan);
SEMResults semResults = SA.RFmxWLAN.FetchSEM(wlan);
Console.WriteLine("TXP Avg Power: {0:N}", txpRes.AveragePowerMean_dBm);
Console.WriteLine("Composite RMS EVM (dB): {0:N}", modAccResults.CompositeRMSEVMMean_dB);
Console.WriteLine("\n----------Lower Offset Measurements----------\n");
for (int i = 0; i < semResults.LowerOffsetMargin_dB.Length; i++)
{
Console.WriteLine("Offset {0}", i);
Console.WriteLine("Measurement Status :{0}",
semResults.lowerOffsetMeasurementStatus[i]);
Console.WriteLine("Margin (dB) :{0}", semResults.LowerOffsetMargin_dB[i]);
Console.WriteLine("Margin Frequency (Hz) :{0}", semResults.LowerOffsetMarginFrequency_Hz[i]);
Console.WriteLine("Margin Absolute Power (dBm) :{0}\n", semResults.LowerOffsetMarginAbsolutePower_dBm[i]);
}
Console.WriteLine("\n----------Upper Offset Measurements----------\n");
for (int i = 0; i < semResults.UpperOffsetMargin_dB.Length; i++)
{
Console.WriteLine("Offset {0}", i);
Console.WriteLine("Measurement Status :{0}", semResults.upperOffsetMeasurementStatus[i]);
Console.WriteLine("Margin (dB) :{0}", semResults.UpperOffsetMargin_dB[i]);
Console.WriteLine("Margin Frequency (Hz) :{0}", semResults.UpperOffsetMarginFrequency_Hz[i]);
Console.WriteLine("Margin Absolute Power (dBm) :{0}\n", semResults.UpperOffsetMarginAbsolutePower_dBm[i]);
}
Console.WriteLine("\n--------------------\n\nPress any key to exit.");
Console.ReadKey();
wlan.Dispose();
instr.Close();
AbortGeneration(nIRfsg);
CloseInstrument(nIRfsg);
}
public void Run()
{
#region Create Sessions
NIRfsg nIRfsg = new NIRfsg(resourceName, false, false);
RFmxInstrMX instr = new RFmxInstrMX(resourceName, "");
RFmxSpecAnMX specAn = instr.GetSpecAnSignalConfiguration(signalStringSpecan);
RFmxWlanMX wlan = instr.GetWlanSignalConfiguration(signalStringWlan);
#endregion
#region Configure Generation
ConfigureInstrument(nIRfsg, sgInstrConfig);
Waveform waveform = LoadWaveformFromTDMS(filePath);
// Apply CRF to the waveform if it is enabled
waveform = Methods.RFmxDPD.ConfigurePreDpdCrestFactorReduction(specAn, waveform, preDpdCrestFactorReductionConfig);
DownloadWaveform(nIRfsg, waveform);
ConfigureContinuousGeneration(nIRfsg, waveform);
var waveformLength_s = waveform.Data.SampleCount / waveform.SampleRate;
nIRfsg.Initiate();
#endregion
#region configure Analyzer
saAutolevelConfig.MeasurementInterval_s = waveform.BurstLength_s;
SA.RFmxInstr.ConfigureInstrument(instr, saInstrConfig);
SA.RFmxSpecAn.ConfigureCommon(specAn, saCommonConfig);
SA.RFmxWLAN.ConfigureCommon(wlan, saCommonConfig);
#endregion
#region Configure SpecAn
ampmConfigurationSpecAn.ReferenceWaveform = waveform;
ampmConfigurationSpecAn.DutAverageInputPower_dBm = sgInstrConfig.DutAverageInputPower_dBm;
SA.RFmxSpecAn.ConfigureAmpm(specAn, ampmConfigurationSpecAn);
#endregion
#region Configure WLAN Measurement
SA.RFmxWLAN.ConfigureStandard(wlan, wlanStandardConfig);
SA.RFmxWLAN.ConfigureOFDMModAcc(wlan, modAccConfig);
SA.RFmxWLAN.ConfigureSEM(wlan, semConfig);
#endregion
#region Configure and Measure DPD
if (EnableDpd)
{
Methods.RFmxDPD.ConfigureCommon(specAn, commonConfigurationDpd, waveform);
Methods.RFmxDPD.ConfigureMemoryPolynomial(specAn, memoryPolynomialConfiguration);
Methods.RFmxDPD.ConfigureApplyDpdCrestFactorReduction(specAn, applyDpdCrestFactorReductionConfig);
Console.WriteLine("\n------------------------ Perform DPD ----------------------\n");
specAn.SelectMeasurements("", RFmxSpecAnMXMeasurementTypes.Dpd, true);
Methods.RFmxDPD.PerformMemoryPolynomial(specAn, nIRfsg, memoryPolynomialConfiguration, waveform);
Console.WriteLine("\n------------------------ DPD done --------------------------\n");
}
#endregion
#region Measure SpecAn
RFmxSpecAnMXMeasurementTypes[] specanMeasurements = new RFmxSpecAnMXMeasurementTypes[1] {
RFmxSpecAnMXMeasurementTypes.Ampm
};
SA.RFmxSpecAn.SelectAndInitiateMeasurements(specAn, specanMeasurements, saAutolevelConfig, waveform.SignalBandwidth_Hz, false, "", resultStringSpecan);
ampmResultsSpecAn = SA.RFmxSpecAn.FetchAmpm(specAn, RFmxSpecAnMX.BuildResultString(resultStringSpecan));
PrintAMPMResults();
#endregion
#region measure and results
RFmxWlanMXMeasurementTypes[] wlanMeasurements = new RFmxWlanMXMeasurementTypes[1] {
RFmxWlanMXMeasurementTypes.OfdmModAcc
};
SA.RFmxWLAN.SelectAndInitiateMeasurements(wlan, wlanMeasurements, saAutolevelConfig, false, "", resultStringWlan);
modAccResults = SA.RFmxWLAN.FetchOFDMModAcc(wlan, RFmxWlanMX.BuildResultString(resultStringWlan));
PrintModAccResults();
wlanMeasurements[0] = RFmxWlanMXMeasurementTypes.Sem;
SA.RFmxWLAN.SelectAndInitiateMeasurements(wlan, wlanMeasurements, saAutolevelConfig, false, "", resultStringWlan);
semResults = SA.RFmxWLAN.FetchSEM(wlan, RFmxWlanMX.BuildResultString(resultStringWlan));
PrintSemResults();
#endregion
AbortGeneration(nIRfsg);
CloseInstrument(nIRfsg);
wlan.Dispose();
wlan = null;
instr.Close();
instr = null;
}