private static void VoltageTest()
{
System.Console.WriteLine("Connecting to instruments");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev1 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev1.Initialize("USBInstrument1", false, false, "");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev2 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev2.Initialize("USBInstrument2", false, false, "");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev3 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev3.Initialize("USBInstrument3", false, false, "");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev4 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev4.Initialize("USBInstrument4", false, false, "");
#if WITH_TEMP
U1272A meter = new U1272A("COM10");
#endif
#if WITH_SIMDEBUG
Replayer board = new Replayer("COM1");
#endif
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev1.Identity.InstrumentManufacturer,
u3606a_dev1.Identity.InstrumentModel,
u3606a_dev1.Identity.Revision,
u3606a_dev1.Identity.InstrumentFirmwareRevision
);
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev2.Identity.InstrumentManufacturer,
u3606a_dev2.Identity.InstrumentModel,
u3606a_dev2.Identity.Revision,
u3606a_dev2.Identity.InstrumentFirmwareRevision
);
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev3.Identity.InstrumentManufacturer,
u3606a_dev3.Identity.InstrumentModel,
u3606a_dev3.Identity.Revision,
u3606a_dev3.Identity.InstrumentFirmwareRevision
);
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev4.Identity.InstrumentManufacturer,
u3606a_dev4.Identity.InstrumentModel,
u3606a_dev4.Identity.Revision,
u3606a_dev4.Identity.InstrumentFirmwareRevision
);
#if WITH_TEMP
System.Console.WriteLine(meter.Identification());
#endif
#if WITH_SIMDEBUG
System.Console.WriteLine(board.getVersion());
#endif
// max 5V, low resolution for speed
u3606a_dev1.Voltage.DC.Configure(5, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev1.Measurement.SetInitiateContinuous(true);
// 2 A range, low resolution for speed
u3606a_dev2.Current.DC.Configure(2, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev2.Measurement.SetInitiateContinuous(true);
// max 15V, low resolution for speed
u3606a_dev3.Voltage.DC.Configure(15, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev3.Measurement.SetInitiateContinuous(true);
// max 15V, low resolution for speed
u3606a_dev4.Voltage.DC.Configure(15, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev4.Measurement.SetInitiateContinuous(true);
// enable output
u3606a_dev2.Output.Enabled = true;
u3606a_dev3.Output.Enabled = true;
u3606a_dev4.Output.Enabled = true;
double voltage = 0;
double current = 0;
double Vb = 0;
double Ve = 0;
double temperature = 0;
var stopwatch = Stopwatch.StartNew();
string time;
string line;
var start_time = DateTime.UtcNow;
StreamWriter log_file = File.AppendText("multimeter_debug_log.csv");
// write header
#if WITH_SIMDEBUG
log_file.WriteLine("Time, Voltage, Current, Vb, Ve, Vbe, R_equiv, Temp(C), xmin, xmax, Vpred, Ipred, m_meas, error, delta, Vout, Iout, Gain, OP Vout");
#else
log_file.WriteLine("Time, Voltage, Current, Vb, Ve, Vbe, R_equiv, Temp(C)");
#endif
u3606a_dev1.Measurement.Fetch();
u3606a_dev2.Measurement.Fetch();
u3606a_dev3.Measurement.Fetch();
u3606a_dev4.Measurement.Fetch();
try
{
while (keepRunning)
{
#if VERBOSE
stopwatch = Stopwatch.StartNew();
#endif
#region ParallelTasks
Parallel.Invoke(() =>
{
voltage = u3606a_dev1.Measurement.Fetch();
},
() =>
{
current = u3606a_dev2.Measurement.Fetch();
},
() =>
{
Vb = u3606a_dev3.Measurement.Fetch();
},
() =>
{
Ve = u3606a_dev4.Measurement.Fetch();
},
() =>
{
#if WITH_TEMP
temperature = Convert.ToDouble(meter.Fetch());
#endif
});
#endregion
time = DateTime.Now.ToString("hh:mm:ss.fff tt");
#if VERBOSE
stopwatch.Stop();
Console.WriteLine(stopwatch.ElapsedMilliseconds);
Console.WriteLine(time);
Console.WriteLine("V: {0:0.0000}", voltage);
Console.WriteLine("I: {0:0.0000}", current);
Console.WriteLine("Vb: {0:0.0000}", Vb);
Console.WriteLine("Temp (C): {0:0.0000}", temperature);
#endif
#if WITH_SIMDEBUG
ReplayerBoard.DebugData db = board.getDebugData();
line = string.Join(", ", new string[] { time, voltage.ToString(), current.ToString(), Vb.ToString(), Ve.ToString(), (Vb-Ve).ToString(), (voltage/current).ToString(), temperature.ToString(), db.xmin.ToString(), db.xmax.ToString(), db.Vpred.ToString(), db.Ipred.ToString(), db.m_meas.ToString(), db.error.ToString(), db.delta.ToString(), db.Vout.ToString(), db.current.ToString(), db.gain.ToString(), db.operating_point_vout.ToString() });
#else
line = string.Join(", ", new string[] { time, voltage.ToString(), current.ToString(), Vb.ToString(), Ve.ToString(), (Vb-Ve).ToString(), (voltage/current).ToString(), temperature.ToString() });
#endif
Console.WriteLine(line);
log_file.WriteLine(line);
#if WITH_AUTO_STOP
if ((DateTime.UtcNow - start_time) > TimeSpan.FromSeconds(STOP_TIME))
{
keepRunning = false;
// disable output
u3606a_dev3.Output.Enabled = false;
}
#endif
}
}
catch (AggregateException ae)
{
Console.WriteLine("Exception");
}
#if WITH_AUTO_STOP
u3606a_dev3.Output.Enabled = false;
#endif
u3606a_dev1.Close();
u3606a_dev2.Close();
u3606a_dev3.Close();
u3606a_dev4.Close();
log_file.Close();
Console.WriteLine("Exiting");
}
private static void DarlingtonTest()
{
System.Console.WriteLine("Connecting to instruments");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev1 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev1.Initialize("USBInstrument1", false, false, "");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev2 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev2.Initialize("USBInstrument2", false, false, "");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev3 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev3.Initialize("USBInstrument3", false, false, "");
Agilent.AgU3606x.Interop.IAgU3606x u3606a_dev4 = new Agilent.AgU3606x.Interop.AgU3606xClass();
u3606a_dev4.Initialize("USBInstrument4", false, false, "");
U1272A meter = new U1272A("COM10");
Replayer board = new Replayer("COM1");
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev1.Identity.InstrumentManufacturer,
u3606a_dev1.Identity.InstrumentModel,
u3606a_dev1.Identity.Revision,
u3606a_dev1.Identity.InstrumentFirmwareRevision
);
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev2.Identity.InstrumentManufacturer,
u3606a_dev2.Identity.InstrumentModel,
u3606a_dev2.Identity.Revision,
u3606a_dev2.Identity.InstrumentFirmwareRevision
);
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev3.Identity.InstrumentManufacturer,
u3606a_dev3.Identity.InstrumentModel,
u3606a_dev3.Identity.Revision,
u3606a_dev3.Identity.InstrumentFirmwareRevision
);
System.Console.WriteLine("{0},{1},{2},{3}", u3606a_dev4.Identity.InstrumentManufacturer,
u3606a_dev4.Identity.InstrumentModel,
u3606a_dev4.Identity.Revision,
u3606a_dev4.Identity.InstrumentFirmwareRevision
);
System.Console.WriteLine(meter.Identification());
System.Console.WriteLine(board.getVersion());
// max 5V, low resolution for speed
u3606a_dev1.Voltage.DC.Configure(5, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev1.Measurement.SetInitiateContinuous(true);
// 1 A range, low resolution for speed
u3606a_dev2.Current.DC.Configure(1, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev2.Measurement.SetInitiateContinuous(true);
// max 15V, low resolution for speed
u3606a_dev3.Voltage.DC.Configure(15, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev3.Measurement.SetInitiateContinuous(true);
// max 15V, low resolution for speed
u3606a_dev4.Voltage.DC.Configure(15, Agilent.AgU3606x.Interop.AgU3606xResolutionEnum.AgU3606xResolutionLeast);
u3606a_dev4.Measurement.SetInitiateContinuous(true);
float Ve_board;
float Ve_max;
float Ve_min;
float Ve_delta;
float Vb_board;
float Vbe_on;
float Vbe_sat;
float Vb_delta;
bool low_power = false;
double voltage = 0;
double current = 0;
double Vb = 0;
double Ve = 0;
double temperature = 0;
var stopwatch = Stopwatch.StartNew();
string time;
string line;
//board.setVE(Ve_board);
//board.setVB(Vb_board);
// set amp gain to lowest
board.setGain(AD8253.GAIN_1);
StreamWriter log_file = File.AppendText("multimeter_log.csv");
// write header
if (new FileInfo("multimeter_log.csv").Length == 0)
{
log_file.WriteLine("Time, Voltage, Current, Vb, Ve, Vbe, R_equiv, Temp(C)");
}
// set parameters
if (low_power)
{
Ve_max = 6.5F;
Ve_min = 6.0F;
Ve_delta = 0.5F;
Vbe_on = 0.6F;
Vbe_sat = 1.3F;
Vb_delta = 0.003F;
}
else
{
Ve_max = 10.0F;
Ve_min = 9.5F;
Ve_delta = 0.5F;
Vbe_on = 1.2F;
Vbe_sat = 1.3F;
Vb_delta = 0.0005F;
}
try
{
#if BENCHMARK_SWEEP
for (Ve_board = Ve_max; Ve_board > Ve_min; Ve_board -= Ve_delta)
{
board.setVE(Ve_board);
for (Vb_board = Ve_board - Vbe_on; Vb_board > Ve_board - Vbe_sat; Vb_board -= Vb_delta)
{
for (int i = 0; i < 1; i++)
{
board.setVB(Vb_board);
System.Console.WriteLine("Ve: {0}, Vb: {1}", Ve_board, Vb_board);
Thread.Sleep(3000);
#if VERBOSE
stopwatch = Stopwatch.StartNew();
#endif
#region ParallelTasks
Parallel.Invoke(() =>
{
voltage = u3606a_dev1.Measurement.Fetch();
},
() =>
{
current = u3606a_dev2.Measurement.Fetch();
},
() =>
{
Vb = u3606a_dev3.Measurement.Fetch();
},
() =>
{
Ve = u3606a_dev4.Measurement.Fetch();
},
() =>
{
temperature = Convert.ToDouble(meter.Fetch());
});
#endregion
//time = DateTime.Now.ToLongTimeString();
time = DateTime.Now.ToString("hh:mm:ss.fff tt");
#if VERBOSE
stopwatch.Stop();
Console.WriteLine(stopwatch.ElapsedMilliseconds);
Console.WriteLine(time);
Console.WriteLine("V: {0:0.0000}", voltage);
Console.WriteLine("I: {0:0.0000}", current);
Console.WriteLine("Vb: {0:0.0000}", Vb);
Console.WriteLine("Temp (C): {0:0.0000}", temperature);
#endif
line = string.Join(", ", new string[] { time, voltage.ToString(), current.ToString(), Vb.ToString(), Ve.ToString(), (Vb - Ve).ToString(), (voltage / current).ToString(), temperature.ToString() });
Console.WriteLine(line);
log_file.WriteLine(line);
if (!keepRunning)
goto Exit;
}
}
}
#endif
}
catch (AggregateException ae)
{
Console.WriteLine("Exception");
}
Exit:
// put in cutoff
board.setVE(4.0F);
board.setVB(4.0F);
u3606a_dev1.Close();
u3606a_dev2.Close();
u3606a_dev3.Close();
u3606a_dev4.Close();
log_file.Close();
Console.WriteLine("Exiting");
}