private bool SelectCH_SWA(string CH)
{
if (CH == "OFF")
{
channelClosed = true;
}
else if (CH == "CH1")
{
SW_A.SetRelayWellA(1, 0);
channelClosed = false;
}
else if (CH == "CH2")
{
SW_A.SetRelayWellA(2, 0);
channelClosed = false;
}
else if (CH == "CH3")
{
SW_A.SetRelayWellA(4, 0);
channelClosed = false;
}
else if (CH == "CH4")
{
SW_A.SetRelayWellA(8, 0);
channelClosed = false;
}
else if (CH == "CH5")
{
SW_A.SetRelayWellA(0, 1);
channelClosed = false;
}
else if (CH == "CH6")
{
SW_A.SetRelayWellA(0, 2);
channelClosed = false;
}
else if (CH == "CH7")
{
SW_A.SetRelayWellA(0, 4);
channelClosed = false;
}
else if (CH == "CH8")
{
SW_A.SetRelayWellA(0, 8);
channelClosed = false;
}
else
{
channelClosed = true;
}
return(channelClosed);
}
//****************************************//
// Current Test //
//****************************************//
/// <summary>
/// Trackpad current test;
/// </summary>
/// <param name="workingCurrentTest"></param> true for trapckpad current test with production code; false for short and open test.
public void IDDTest(bool workingCurrentTest)
{
byte relayNum = 0x01;
m_Agilent.De_ActivateChannelOutput(AGILENT_POWER_CHANNEL1); //power off
m_Agilent.De_ActivateChannelOutput(AGILENT_POWER_CHANNEL2);
for (byte i = 0; i < 4; i++)
{
if (currWell == 1)
{
m_Agilent.SetRelayWellA(relayNum, relayNum); //close relay one by one from DUT1 to DUT4,
} // DUT5 to DUT8.
else
{
m_Agilent.SetRelayWellB(relayNum, relayNum);
}
m_Agilent.ActivateChannelOutput(AGILENT_POWER_CHANNEL1); //power on channel 1
m_DUTArray[i].IDDValue = m_Agilent.MeasureChannelCurrent(AGILENT_POWER_CHANNEL1) * 1000; //measure IDD DUT1 to DUT4
m_Agilent.De_ActivateChannelOutput(AGILENT_POWER_CHANNEL1);
m_Agilent.ActivateChannelOutput(AGILENT_POWER_CHANNEL2); //power on channel 2
m_DUTArray[i + 4].IDDValue = m_Agilent.MeasureChannelCurrent(AGILENT_POWER_CHANNEL2) * 1000; //measure IDD DUT5 to DUT8
m_Agilent.De_ActivateChannelOutput(AGILENT_POWER_CHANNEL2);
relayNum <<= 1;
}
PowerOFF();
foreach (DUT dut in m_DUTArray) //Check Test Result
{
double MaxLimit, MinLimit;
if (!workingCurrentTest)
{
MaxLimit = DeviceConfig.Items.IDD_SHORT;
MinLimit = DeviceConfig.Items.IDD_OPEN;
}
else
{
MaxLimit = DeviceConfig.Items.IDD_MAX;
MinLimit = DeviceConfig.Items.IDD_MIN;
}
if (dut.IDDValue <= MinLimit) //Check for low current condition
{
if (dut.ErrorCode == 0)
{
dut.ErrorCode = DeviceConfig.ErrorCode.ERROR_IDD_LOW;
}
}
if (dut.IDDValue >= MaxLimit) //Check for high current condition
{
if (dut.ErrorCode == 0)
{
dut.ErrorCode = DeviceConfig.ErrorCode.ERROR_IDD_HIGH;
}
}
}
UpdateDUT_Enables();
}