public static void ConnectSwitch()
{
try
{
sw = new Agilent();
SwConnected = sw.InitializeU2751A_WELLA(SW_alias);
sw.SetRelayWellA_ALLCLOSE();
//sw.InitializeU2651A(SW_alias);
}
catch (Exception ex)
{
//Logger.PrintLog(this, "Fail to Connect Switch: " + SW_alias, LogDetailLevel.LogRelevant);
}
}
private void button1_Click(object sender, EventArgs e)
{
try
{
sw.InitializeU2751A_WELLA(SWAlias_textBox.Text);
sw.SetRelayWellA_ALLCLOSE();
toolStripStatusLabel1.Text = "SW: " + SWAlias_textBox.Text + " is connected.";
log.PrintLog(this, "U2751A is connected and all channels are closed.", LogDetailLevel.LogRelevant);
button2.Focus();
}
catch
{
toolStripStatusLabel1.Text = "SW: " + SWAlias_textBox.Text + " is not connected.";
button2.Focus();
}
}
public static Current MeasureChannelCurrent(int ch_no)
{
init();
if (!swConnected)
{
ConnectSwitch();
}
//Switch on dedicated DUT Power (switch off others)
SwitchDutPower(ch_no, PowerSupplyState.PowerOn);
if (!dmmConnected)
{
ConnectDMM();
}
if (AlldevReady)
{
try
{
MultiMeter.current MEASCurrent = dmm.MeasureChannelCurrent(DelayBeforeMeasure, DelayAfterMeasure);
//Convert reading value to mA value
switch (DUTCurrent.unit)
{
case CurrentUnit.A:
DUTCurrent.average = (double)Math.Round((MEASCurrent.average) * MeasUnitMultipler, 2);
DUTCurrent.max = (double)Math.Round((MEASCurrent.max) * MeasUnitMultipler, 2);
DUTCurrent.min = (double)Math.Round((MEASCurrent.min) * MeasUnitMultipler, 2);
break;
case CurrentUnit.mA:
DUTCurrent.average = (double)Math.Round((MEASCurrent.average), 2);
DUTCurrent.max = (double)Math.Round((MEASCurrent.max), 2);
DUTCurrent.min = (double)Math.Round((MEASCurrent.min), 2);
break;
case CurrentUnit.uA:
DUTCurrent.average = (double)Math.Round((MEASCurrent.average) / MeasUnitMultipler, 2);
DUTCurrent.max = (double)Math.Round((MEASCurrent.max) / MeasUnitMultipler, 2);
DUTCurrent.min = (double)Math.Round((MEASCurrent.min) / MeasUnitMultipler, 2);
break;
case CurrentUnit.nA:
DUTCurrent.average = (double)Math.Round((MEASCurrent.average) / MeasUnitMultipler / MeasUnitMultipler, 2);
DUTCurrent.max = (double)Math.Round((MEASCurrent.max) / MeasUnitMultipler / MeasUnitMultipler, 2);
DUTCurrent.min = (double)Math.Round((MEASCurrent.min) / MeasUnitMultipler / MeasUnitMultipler, 2);
break;
default:
break;
}
}
catch (Exception)
{
}
finally
{
//Switch On all DUTs
sw.SetRelayWellA_ALLCLOSE();
}
}
return(DUTCurrent);
}