public Dictionary <string, double> BeginTest(DUT dut, Dictionary <string, IEquipment> equipments, Dictionary <string, string> inPara)
{
//get the current test channel
int channel = ConditionParaByTestPlan.Channel;
try
{
//get equipment object
Attennuator attennuator = (Attennuator)equipments["ATTENNUATOR"];
//change to Rx path, if have this equipment, it can not run parallel test, just to do one by one.
//due to it is the common equipment between Tx and Rx.
if (equipments.Keys.Contains("NA_OPTICALSWITCH"))
{
Log.SaveLogToTxt("It can not parallel initial, due to Tx/Rx have common equipment NA_OPTICALSWITCH.");
Log.SaveLogToTxt("have to test one by one.");
OpticalSwitch opticalSwitch = (OpticalSwitch)equipments["NA_OPTICALSWITCH"];
opticalSwitch.CheckEquipmentRole(2, (byte)channel);
}
lock (attennuator)
{
Log.SaveLogToTxt("Start to do RxPowerDmi test for channel " + channel);
//get input para
ArrayList rxInputPower = Algorithm.StringtoArraylistDeletePunctuations(inPara["RXPOWERARRLIST(DBM)"], new char[] { ',' });
if (rxInputPower == null)
{
return(null);
}
//set different point to get rxPowerDmi
attennuator.AttnValue(rxInputPower[0].ToString(), 1);
Thread.Sleep(3000);
double[] rxPowerDmiArray = new double[rxInputPower.Count];
double[] rxPowerErrArray = new double[rxInputPower.Count];
double[] rxPowerErrRawArray = new double[rxInputPower.Count];
for (byte i = 0; i < rxInputPower.Count; i++)
{
attennuator.AttnValue(rxInputPower[i].ToString(), 1);
rxPowerDmiArray[i] = dut.ReadDmiRxP(channel);
rxPowerErrArray[i] = Math.Abs(Convert.ToDouble(rxInputPower[i].ToString()) - rxPowerDmiArray[i]);
rxPowerErrRawArray[i] = Convert.ToDouble(rxInputPower[i].ToString()) - rxPowerDmiArray[i];
Log.SaveLogToTxt("rxInputPower[" + i.ToString() + "]: " + rxInputPower[i].ToString() + " rxPowerDmiArray[" + i.ToString("f3") + "]: " + rxPowerDmiArray[i].ToString() + " rxPowerErrArray[" + i.ToString() + "]: " + rxPowerErrArray[i].ToString("f3"));
}
//calculate delta and get the max
byte maxIndex;
Algorithm.SelectMaxValue(ArrayList.Adapter(rxPowerErrArray), out maxIndex);
double maxErr = rxPowerErrRawArray[maxIndex];
double errMaxPoint = Convert.ToDouble(rxInputPower[maxIndex].ToString());
Log.SaveLogToTxt("ErrMaxPoint = " + errMaxPoint.ToString() + " MaxErr = " + maxErr.ToString("f3"));
//get rxPowerDmi without any input optical power
attennuator.OutPutSwitch(false);
Thread.Sleep(2000);
double rxNopticalPoint = dut.ReadDmiRxP(channel);
Log.SaveLogToTxt("RxNopticalPoint=" + rxNopticalPoint.ToString());
attennuator.OutPutSwitch(true);
Log.SaveLogToTxt("End RxPowerDmi test for channel " + channel + "\r\n");
//save testdata
Dictionary <string, double> dictionary = new Dictionary <string, double>();
dictionary.Add("DmiRxPWRErr", maxErr);
dictionary.Add("DmiRxNOptical", rxNopticalPoint);
dictionary.Add("Result", 1);
return(dictionary);
}
}
catch
{
Log.SaveLogToTxt("Failed DMI_ICC test for channel " + channel + "\r\n");
return(null);
}
}
