Rohde & Schwarz FPC1000, User Manual

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Remote Control
FPC1000
259
User Manual 1178.4130.02 ─ 02
Table 13-7: Meaning of the bits in the event status register
Bit number Meaning
0
Operation Complete
This bit is set on receipt of the command *OPC exactly when all previous commands
have been executed.
1 Unused
2
Query Error
This bit is set if either the controller wants to read data from the instrument without hav-
ing sent a query, or if it does not fetch requested data and sends new instructions to the
instrument instead. The cause is often a query which is faulty and hence cannot be exe-
cuted.
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, which denotes the error in greater
detail, is entered into the error queue.
4
Execution Error
This bit is set if a received command is syntactically correct but cannot be performed for
other reasons. An error message with a number between -200 and -300, which denotes
the error in greater detail, is entered into the error queue.
5
Command Error
This bit is set if a command is received, which is undefined or syntactically incorrect. An
error message with a number between -100 and -200, which denotes the error in greater
detail, is entered into the error queue.
6 Unused
7
Power On
(supply voltage on)
This bit is set on switching on the instrument.
13.14.5 STATus:OPERation Register
In the
CONDition
part, this register contains information on which actions the instru-
ment is being executing or, in the
EVENt
part, information on which actions the instru-
ment has executed since the last reading. It can be read using the commands
STATus:OPERation:CONDition?
or
STATus:OPERation[:EVENt]?
.
Table 13-8: Meaning of the bits in the STATus:OPERation register
Bit number Meaning
0 to 14 Unused
15 This bit is always 0.
13.14.6 STATus:QUEStionable Register
This register contains information about indefinite states which may occur if the unit is
operated without meeting the specifications. It can be read using the commands
STATus:QUEStionable:CONDition?
and
STATus:QUEStionable[:EVENt]?
.
Status Reporting System
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