368 Keysight E4981A 120 Hz/1 kHz/1 MHz Capacitance Meter
Status Reporting System
Status Register Structure
-
Issuing the *CLS command will clear all bits from the status byte register.
Table C-2 Status bit definitions of the Event Status Register (ESR)
Bit
Position
Name Description
0 Operation Complete
Set to “1” upon completion of all operations
done by commands that precede the *OPC
command on page 159.
1Not used Always 0
2Query Error
1. Set to “1” when the E4981A receives a data
output request but there is no data to
output.
2. Set to “1” when the data of the E4981A's
output queue has been cleared because of
a new message received before the
completion of data output.
3
Device Specific Error
Set to “1” when an error has occurred and the
error is not a command, query, or execution
error.
4
Execution Error
1. Set to “1” when any parameter in a SCPI
command exceeds its input range or is
inconsistent with the E4981A’s capabilities.
2. Set to “1” when a SCPI command cannot be
properly executed due to some condition
of the E4981A.
5
Command Error
1. Set to “1” when an IEEE 488.2 syntax error
occurs (a command sent to the E4981A
does not follow the IEEE 488.2 syntax).
Possible violations include the command
parameter violating the E4981A listening
formats or being otherwise unacceptable.
2. Set to “1” when a semantic error occurs.
Possible errors include a command
containing misspellings or an IEEE 488.2
command that is not supported by the
E4981A.
3. Set to “1” when GET (Group Execution
Trigger) is input while a program message
is being received.
6 Not used Always 0
7 Power ON Set to “1” when the E4981A is powered ON.
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