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Status Reporting System
Status Register Structure
Issuing the
Table C-2
Status bit definitions of the Event Status Register (ESR)
0
1
2
3
4
5
6
7
368
command will clear all bits from the status byte register.
*CLS
Bit
Name
Position
Operation Complete
Not used
Query Error
Device Specific Error
Execution Error
Command Error
Not used
Power ON
Description
Set to "1" upon completion of all operations
done by commands that precede the *OPC
command on page
Always 0
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.
Set to "1" when an error has occurred and the
error is not a command, query, or 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.
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.
Always 0
Set to "1" when the E4981A is powered ON.
Keysight E4981A 120 Hz/1 kHz/1 MHz Capacitance Meter
159.
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