EXFO FTB-500 Guía Del Usario página 391

Description
Syntax
Parameter(s)
Response Syntax
FTB-500
IEEE 488.2 and Specific Command Reference
With the *ESR? query you can determine the
current contents of the Standard Event Status
Register. Reading the Standard Event Status
Register clears it. See the contents of this register
below.
MSB
PON URQ CME
*ESR?
None
<RegisterValue>
IEEE 488.2 Required Commands
Standard Event Status
Register
EXE DDE QYE
*ESR?
LSB
N.U. OPC
383