5 reading, writing and clearing status registers, 1) reading and writing methods – Anritsu MP1777A User Manual
Page 69
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6.5
Reading, Writing and Clearing Status Registers
(1) Reading and writing methods
The table below shows the methods of reading and writing the details of status registers.
Table 6-7 Reading and Writing Methods of Status Registers
Section 6 Status Report
Register
Reading Methods
Writing Methods
Status byte register
Serial poll
Seven-bit status byte and RQS message
bit are returned. In this case, the status
byte value does not change.
Common *STB? query
The details of the status byte register
and one numerical value from MSS
(Master Summary Status) are returned.
Disabled
Service request enable register
Common *SRE? query
Common *SRE? command
Standard event status register
Common *ESR? query
In this case, the details of the register is
cleared after it is read.
Disabled
Standard event status enable
register
Common *ESE? query
In this case, the detail of the register
will not change.
Common *ESE? command
SCPI event register
SCPI command (STATus subsystem)
; STATUS : ... : EVENt?
In this case, the details of the register
will be cleared.
Disabled
SCPI enable register
SCPI command (STATus subsystem)
; STATUS ; ... ; ENABle
In this case, the details of the register
will not change.
SCPI command (STATus subsystem)
: STATUS : ... : ENABle?
SCPI Transition filter
SCPI command (STATus subsystem)
: STATus : ... ; PTRansition?
: STATus : ... ; NTRansition?
In this case, the details of the register
will not change.
SCPI command (STATus subsystem)
: STATus : ... : PTRansition
: STATus ; ... : NTRansition
Error/Event Queues
SCPI command
: SYSTem ; ERRor?
Disabled
NOTES:
1
.
The SCPI event register, SCPI enable register and SCPI Transition filter correspond to the event register,
enable register and Transition filter in the status registers specified by SCPI and the device-specific status
registers.
2. See the Section 5 "Common 1EEE488.2 Commands" for more information on the common commands and
queries and the Section 8 "Device Message Details” for more infonnation on the SCPI commands.
6-8
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