Network and Remote Operation
R&S
®
FSPN
271
User Manual 1179.4363.02 ─ 01
You can read out the register with
STATus:QUEStionable:EXTended:INFO:
or
STATus:QUEStionable:EXTended:INFO[:EVENt]?
. You can
query all messages that occur for a specific channel using the command
Table 10-10: Meaning of the bits used in the STATus:QUEStionable:EXTended:INFO register
Bit No.
Meaning
0
MESSage
This bit is set if event or state has occurred that may lead to an error during further operation.
1
INFO
This bit is set if an informational status message is available for the application.
2
WARNing
This bit is set if an irregular situation occurs during measurement, e.g. the settings no longer
match the displayed results, or the connection to an external device was interrupted temporarily.
3
ERRor
This bit is set if an error occurs during a measurement, e.g. due to missing data or wrong set-
tings, so that the measurement cannot be completed correctly.
4
FATal
This bit is set if a serious error occurs in the application and regular operation is no longer possi-
ble.
5 to 14
Unused
15
This bit is always 0.
STATus:QUEStionable:FREQuency Register
The STATus:QUEStionable:FREQuency register contains information about the condi-
tion of the local oscillator and the reference frequency. A separate frequency register
exists for each active channel.
You can read out the register with
STATus:QUEStionable:FREQuency:
or
STATus:QUEStionable:FREQuency[:EVENt]?
Table 10-11: Meaning of the bits used in the STATus:QUEStionable:FREQuency register
Bit No.
Meaning
1
LO UNLocked
This bit is set if the local oscillator no longer locks. "LOUNL" is displayed.
2 to 7
Not used
8
EXTernalREFerence
This bit is set if you have selected an external reference oscillator but did not connect a useable
external reference source.
In that case the synthesizer can not lock. The frequency in all probability is not accurate.
9 to 14
Not used
15
This bit is always 0.
Remote Control Basics
