Tektronix TDS5000B Series

TDS5000B Online Programmer Guide
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DIAg:NUMITEMS?
Description
This query--only command returns the number of items on the currently
selected level of test hierarchy, which ranges from 1 through 15. This
command is equivalent to selecting Instrument Diagnostics from the
Utilities menu and then reviewing the Diagnostic Status.
This query--only command can be issued while diagnostics are still in
progress.
Group
Diagnostics
Syntax
DIAg:NUMITEMS?
Example
DIAg:NUMITEMS?
This query might return
:DIAG:NUMITEMS 7
This indicates the number of items on the currently selected level of test
hierarchy.