To retrieve system information from a remote interface:
To retrieve the firmware revision and serial number, send the *IDN? query.
For more information on retrieving system information, see the Model 2601B-PULSE Reference
Manual. In particular:
• To determine memory usage, see the meminfo() function.
• To determine when calibration was last run, see smua.cal.date.
• To determine when calibration is due, see smua.cal.due.