Agilent Technologies 2000 X-Series Servisní příručka stáhnout pdf (Strana 813)

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Programming Examples 38

Agilent InfiniiVision 2000 X-Series Oscilloscopes Programmer's Guide 813

strPath = "c:\\scope\\data\\screen.png";

FileStream fStream = File.Open(strPath, FileMode.Create);

fStream.Write(ResultsArray, 0, nLength);

fStream.Close();

Console.WriteLine("Screen image ({0} bytes) written to {1}",

nLength, strPath);

// Download waveform data.

// -----------------------------------------------------------

// Set the waveform points mode.

myScope.DoCommand(":WAVeform:POINts:MODE RAW");

Console.WriteLine("Waveform points mode: {0}",

myScope.DoQueryString(":WAVeform:POINts:MODE?"));

// Get the number of waveform points available.

Console.WriteLine("Waveform points available: {0}",

myScope.DoQueryString(":WAVeform:POINts?"));

// Set the waveform source.

myScope.DoCommand(":WAVeform:SOURce CHANnel1");

Console.WriteLine("Waveform source: {0}",

myScope.DoQueryString(":WAVeform:SOURce?"));

// Choose the format of the data returned (WORD, BYTE, ASCII):

myScope.DoCommand(":WAVeform:FORMat BYTE");

Console.WriteLine("Waveform format: {0}",

myScope.DoQueryString(":WAVeform:FORMat?"));

// Display the waveform settings:

double[] fResultsArray;

fResultsArray = myScope.DoQueryNumbers(":WAVeform:PREamble?");

double fFormat = fResultsArray[0];

if (fFormat == 0.0)

{

Console.WriteLine("Waveform format: BYTE");

}

else if (fFormat == 1.0)

{

Console.WriteLine("Waveform format: WORD");

}

else if (fFormat == 2.0)

{

Console.WriteLine("Waveform format: ASCii");

}

double fType = fResultsArray[1];

if (fType == 0.0)

{

Console.WriteLine("Acquire type: NORMal");

}

else if (fType == 1.0)

{

Console.WriteLine("Acquire type: PEAK");

}

else if (fType == 2.0)

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