Agilent Technologies Infiniium 90000 Q-Series, Programmer'S Manual

Page: 1081 / 1186

Sample Programs
38
Agilent Infiniium 90000 Series Oscilloscopes Programmer's Reference 1081
Console.WriteLine("Timebase scale: {0}",
myScope.DoQueryString(":TIMebase:SCALe?"));
myScope.DoCommand(":TIMebase:POSition 0.0");
Console.WriteLine("Timebase position: {0}",
myScope.DoQueryString(":TIMebase:POSition?"));
// Set the acquisition mode.
myScope.DoCommand(":ACQuire:MODE RTIMe");
Console.WriteLine("Acquire mode: {0}",
myScope.DoQueryString(":ACQuire:MODE?"));
// Or, set up by loading a previously saved setup.
byte[] DataArray;
int nBytesWritten;
// Read setup string from file.
strPath = "c:\\scope\\config\\setup.stp";
DataArray = File.ReadAllBytes(strPath);
// Restore setup string.
nBytesWritten = myScope.DoCommandIEEEBlock(":SYSTem:SETup",
DataArray);
Console.WriteLine("Setup bytes restored: {0}", nBytesWritten);
// Set the desired number of waveform points,
// and capture an acquisition.
myScope.DoCommand(":ACQuire:POINts 32000");
myScope.DoCommand(":DIGitize");
}
/*
* Analyze the captured waveform.
* --------------------------------------------------------------
*/
private static void Analyze()
{
byte[] ResultsArray; // Results array.
short[] WordResultsArray; // Results array for WORD data.
int nLength; // Number of bytes returned from instrument.
string strPath;
// Make measurements.
// -----------------------------------------------------------
myScope.DoCommand(":MEASure:SOURce CHANnel1");
Console.WriteLine("Measure source: {0}",
myScope.DoQueryString(":MEASure:SOURce?"));
double fResult;
myScope.DoCommand(":MEASure:FREQuency");
fResult = myScope.DoQueryNumber(":MEASure:FREQuency?");
Console.WriteLine("Frequency: {0:F4} kHz", fResult / 1000);
myScope.DoCommand(":MEASure:VAMPlitude");
fResult = myScope.DoQueryNumber(":MEASure:VAMPlitude?");
Console.WriteLine("Vertical amplitude: {0:F2} V", fResult);