R&S NRP2 - Page 322

Remote Control - Commands
R&S
®
NRP2
304User Manual 1173.9157.02 ─ 03
Table 6-21: Meaning of bits used in the Standard Event Status Register
Bit No. Meaning
0 Operation Complete
When the *OPC command is received, this bit is set if all previous commands have been
executed.
1 Not used
2 Query Error
This bit is set in either of the two following cases: the controller wants to read data from the
device but has not sent a query, or it sends new commands to the device before it retrieves
existing requested data. A frequent cause is a faulty query which cannot be executed.
3 Device-dependent Error
This bit is set if a device-dependent error occurs. An error message with a number between
-300 and -399 or a positive error number denoting the error in greater detail will be entered
in the error queue.
4 Execution Error
This bit is set if the syntax of a received command is correct but the command cannot be
executed due to various marginal conditions. An error message with a number between -200
and -300 denoting the error in greater detail will be entered in the error queue.
5 Command Error
This bit is set if an undefined command or a command with incorrect syntax is received. An
error message with a number between -100 and -200 denoting the error in greater detail will
be entered in the error queue.
6 User Request
This bit is set upon pressing the [LOCAL] key, i.e. when the device is switched to manual
control.
7 Power On
This bit is set when the device is switched on.
6.13.10 Operation Status Register
The CONDition register contains information on the operations currently being performed
by the device, while the EVENt register contains information on the operations performed
by the device since the last readout of the register.
These two registers can be read by the queries STATus:OPERation:CONDition? or
STATus:OPERation[:EVENt]?.
Table 6-22: Meaning of bits used in the Operation Status Register
Bit No. Meaning
0 Operation Calibrating Status Register summary bit
This bit is set if one of the sensors is being calibrated.
1 to 3 Not used
4 Operation Measuring Status Register summary bit
This bit is set if one of the sensors is performing a measurement.
STATus