Message Queue - Agilent Technologies MSO6102A Programmer's Reference Manual

Message Queue

The message queue contains the text of the last message written to the
advisory line on the screen of the oscilloscope. The length of the
oscilloscope's message queue is 1. Note that messages sent with the
:SYSTem:DSP command do not set the MSG status bit in the Status Byte
Register.
Agilent 6000 Series Oscilloscopes Programmer's Reference
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Status Reporting
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