330 Agilent N518xA, E8663B, E44x8C, and E82x7D Signal Generators Programming Guide
Creating and Downloading User-Data Files
Save and Recall Instrument State Files
the local directory (identified by a ".STA" file name extension)
to the signal generator.*/
static public void RestoreInstrumentState(uint device)
{
DirectoryInfo di = new DirectoryInfo(".");// Instantiate object class
FileInfo[] rgFiles = di.GetFiles("*.STA"); // Get the state files
foreach(FileInfo fi in rgFiles)
{
Match m = Regex.Match(fi.Name, @"^(\d)_(\d\d)");
if (m.Success)
{
string sequence = m.Groups[1].ToString();
string register = m.Groups[2].ToString();
Console.WriteLine("Restoring sequence #" + sequence +
", register #" + register);
/* Save the target instrument's current state to the specified sequence/
register pair. This ensures the index file has an entry for the specified
sequence/register pair. This workaround will not be necessary in future
revisions of firmware.*/
WriteDevice(device,"*SAV " + register + ", " + sequence + "\n",
true); // << on SAME line!
// Overwrite the newly created state file with the state
// file that is being restored.
WriteDevice(device, "MEM:DATA \"/USER/STATE/" + m.ToString() + "\",",
false); // << on SAME line!
WriteFileBlock(device, fi.Name);
WriteDevice(device, "\n", true);
}
}
}
/* This method reads out all the sequence/register state files from the signal
generator and stores them in your computer's local directory with a ".STA"
extension */
static public void BackupInstrumentState(uint device)
{
// Get the memory catalog for the state directory
WriteDevice(device, "MEM:CAT:STAT?\n", false);
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