Remote Control Basics
R&S
®
NRX
471
User Manual 1178.5566.02 ─ 07
Bit no.
Short description
Bit is set if zeroing of a sensor is not successful.
5
NRT sensor calibration
R&S NRT-Zxx power sensor
6
Other sensor calibration
USB or LAN power sensor
14.4.7
Standard Event Status and Enable Register (ESR, ESE)
The
ESR
is already defined in the IEEE 488.2 standard. It is comparable to the
EVENt
register of a SCPI register. The standard event status register can be read out by
.
The
ESE
forms the associated
ENABle
register. It can be set and read by
.
Operation Complete
0
Query Error
Device-Dependent Error
Execution Error
Command Error
User Request
Power On
0
1
2
3
4
5
6
7
+
Figure 14-8: Standard event status register (ESR)
Table 14-10: Used standard event status bits and their meaning
Bit no. Short description
Bit is set if
0
Operation complete
All previous commands have been executed and
2
Query error
The controller wants to read data from the instrument but has not
sent a query, or it sends new commands to the instrument before it
retrieves existing requested data. A frequent cause is a faulty query
which cannot be executed.
3
Device-dependent error
A instrument-dependent error occurs. An error message with a num-
ber between
-
300 and
-
399 or a positive error number denoting the
error in greater detail is entered in the error queue.
4
Execution error
The syntax of a received command is correct but the command can-
not be executed due to various marginal conditions. An error mes-
sage with a number between
-
200 and
-
300 denoting the error in
greater detail is entered in the error queue.
5
Command error
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 is entered in the error queue.
6
User request
The instrument is switched over to manual control.
7
Power on
The instrument is switched on.
Status Reporting System
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