Anritsu MG3641A User Manual

Page of 212
SECTION 6   GPIB
6-23
6.5.4
Reading, writing, clearing, and resetting the status register
The table below lists how to read and write each status register.
      Register Name
                  Reading method
           Writing method
Status Byte Register
Serial poll
None
A 7-bit status byte and RQS bit are returned.
The value of the status byte then remained
unchanged.
*STB?
The contents of the status byte register and
one numeric value transferred from the MSS
(master summary status) summary message
are returned.
Service Request
*SRE?
*SRE
  Enable Register
Standard Event
*ESR?
None
  Status Register
The contents of the register are cleared after
reading.
Standard Event Status
*ESE?
*ESE
  Enable Register
The contents of the register are not cleared
after reading.
SCPI Event Status
:STATus: ......... :EVENt?
None
  Register
The contents of the register are cleared after
reading.
SCPI Event Status
:STATus: ......... :ENABle?
:STATus: ........ :ENABle
  Enable Register
The contents of the register are not cleared
after reading.
SCPI Positive
:STATus: ......... :PTRansition?
:STATus: ........ :PTRansition
  Transition Filter
The contents of the register are not cleared
after reading.
SCPI Negative
:STATus: ......... :NTRansition?
:STATus: ........ :NTRansition
  Transition Filter
The contents of the register are not cleared
after reading.
Error/Event Queue
:SYSTem:ERRor?
None