/// <summary>
/// Waits for the external source to complete in a matter of seconds
///
/// *OPC?
/// </summary>
/// <param name="extSource">the EXTSOURCE object</param>
/// <param name="timeLimit">How long to wait for the OPC to return</param>
/// <returns>OPC result</returns>
public void WaitForTimelimitExternalSource(IEXTSOURCE extSource, string timeLimit)
{
uint seconds = uint.Parse(timeLimit);
uint timeout = seconds * 1000; // Convert to milliseconds
extSource.GetExtSrcOPCQuery(timeout);
Assert.AreEqual("1", extSource.ExtSrcOPC, "*OPC? query failed! Error was: " + extSource.ExtSrcOPC);
}
/// <summary>
/// Waits for the external source to complete using default timeout(15 seconds)
///
/// *OPC?
/// </summary>
/// <param name="extSource">the EXTSOURCE object</param>
/// <returns>OPC result</returns>
public void WaitForExternalSource(IEXTSOURCE extSource)
{
extSource.GetExtSrcOPCQuery();
Assert.AreEqual("1", extSource.ExtSrcOPC, "*OPC? query failed! Error was: " + extSource.ExtSrcOPC);
}