Agilent Technologies InfiniiVision 5000 Series Programmer's Manual page 761

Agilent InfiniiVision 5000 Series Oscilloscopes Programmer's Guide
Console.WriteLine("Preamble POINts: {0:e}", fPoints);
double fCount = fResultsArray[3];
Console.WriteLine("Preamble COUNt: {0:e}", fCount);
double fXincrement = fResultsArray[4];
Console.WriteLine("Preamble XINCrement: {0:e}", fXincrement);
double fXorigin = fResultsArray[5];
Console.WriteLine("Preamble XORigin: {0:e}", fXorigin);
double fXreference = fResultsArray[6];
Console.WriteLine("Preamble XREFerence: {0:e}", fXreference);
double fYincrement = fResultsArray[7];
Console.WriteLine("Preamble YINCrement: {0:e}", fYincrement);
double fYorigin = fResultsArray[8];
Console.WriteLine("Preamble YORigin: {0:e}", fYorigin);
double fYreference = fResultsArray[9];
Console.WriteLine("Preamble YREFerence: {0:e}", fYreference);
/* QUERY_WAVE_DATA - Outputs waveform records to the controller
* over the interface that is stored in a buffer previously
* specified with the ":WAVeform:SOURce" command.
*/
/* READ_WAVE_DATA - The wave data consists of two parts: the
* header, and the actual waveform data followed by a
* New Line (NL) character.
* format:
*
* <header><waveform data block><NL>
*
* Where:
*
* <header> = #800002048
*
* The "#8" may be stripped off of the header and the remaining
* numbers are the size, in bytes, of the waveform data block.
* The size can vary depending on the number of points acquired
* for the waveform which can be set using the
* ":WAVEFORM:POINTS" command.
* of bytes from the oscilloscope; then, read the following NL
* character to terminate the query.
*/
// Read waveform data.
ResultsArray = myScope.DoQueryIEEEBlock(":WAVeform:DATA?");
nBytes = ResultsArray.Length;
Console.WriteLine("Read waveform data ({0} bytes).", nBytes);
// Make some calculations from the preamble data.
double fVdiv = 32 * fYincrement;
double fOffset = fYorigin;
double fSdiv = fPoints * fXincrement / 10;
Programming Examples
The query data has the following
(this is an example header)
You may then read that number
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