The questionabl e data event register is cleared when:
•You execute a *CLS (clear status) command.
•You query the event register using STATus:QUEStionable:EVENt?.
The questionabl e data enable register is cle ared when:
•You turn on the power (*PSC does not apply).
•You execute the STATus:PRESet command.
•You execute the STATus:QUEStionable:EN AB l e 0 command.
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Chapter 4 Remote Interface Reference
The SCPI Status Model
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