Agilent Technologies InfiniiVision 3000 DSO-X 3054A Manual de servicio descargar pdf (Pagina 920)

100

101

920 Agilent InfiniiVision 3000 X-Series Oscilloscopes Programmer's Guide

37 Programming Examples

// Download the screen image.

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

myScope.DoCommand(":HARDcopy:INKSaver OFF");

// Get the screen data.

nLength = myScope.DoQueryIEEEBlock(":DISPlay:DATA? PNG, COLor",

out ResultsArray);

// Store the screen data to a file.

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.

myScope.DoCommand(":WAVeform:POINts 10240");

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");

}

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Agilent Technologies InfiniiVision 3000 DSO-X 3054A Manual de servicio Pagina 920

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