System Commands 
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Command syntax 
STATus:QUEStionable:NTRansition <NR1> 
Parameters 
0~65535 
Example 
STATus:QUEStionable:NTRansition 128 
Query syntax 
STATus:QUEStionable:NTRansition? 
STATus:QUEStionable:PTRansition 
This  command  set  the  value  of  the  Questionable  PTR  (Positive-Transition) 
register.  The  register  serve  as  polarity  filters  between  the  Questionable 
Condition and Questionable Event registers to cause the following actions. 
When a bit of Questionable PTR register is set to 1, then a 1-to-0 transition of 
the corresponding bit of the Questionable Condition register causes that bit in 
the Questionable Event register to be set. 
Command syntax 
STATus:QUEStionable:PTRansition <NR1> 
Parameters 
0~65535 
Example 
STATus:QUEStionable:PTRansition 128 
Query syntax 
STATus:QUEStionable:PTRansition? 
STATus:OPERation[:EVENt]? 
This command  can  read the parameter from  operation event register. 
After executing this order, operation event register is reset. 
Query syntax 
STATus:OPERation[:EVENt]? 
Parameters 
None