Memory:free[:All] - Agilent Technologies U2000 Series Manual

MEMory:FREE[:ALL]?

This query returns the amount of memory free for frequency dependent offset
tables, and save/recall registers. The format of the response is:
<bytes_available>,<bytes_in_use>
Syntax
Example
MEM:FREE?
U2000 Series Programming Guide
MEM :FREE
?
:ALL
This command queries the amount of free
memory in total.
MEMory Subsystem
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