12: SCPI command reference 2470 High Voltage SourceMeter Instrument
12-110 2470-901-01 Rev. A / May 2019
Example
Displays the present number of errors in the instrument event
log.
If there are three errors in the event log, output is:
Also see
:SYSTem:CLEar (on page 12-105)
:SYSTem:EVENtlog:NEXT? (on page 12-110)
:SYSTem:EVENtlog:SAVE (on page 12-112)
:SYSTem:EVENtlog:NEXT?
This command returns the oldest unread event message from the event log.
Type Affected by Where saved Default value
Usage
:SYSTem:EVENtlog:NEXT?
:SYSTem:EVENtlog:NEXT? <eventType>
:SYSTem:EVENtlog:NEXT? <eventType>, <eventType>
:SYSTem:EVENtlog:NEXT? <eventType>, <eventType>, <eventType>
Limits the event log entries that are returned to specific types; set to:
 Returns only the next error: ERRor
 Returns only the next warning: WARNing
 Returns only the next informational message: INFormational
 Returns any event:
Details
When an event occurs on the instrument, it is placed in the event log. The
:SYSTem:EVENtlog:NEXT? command retrieves an unread event from the event log. Once an event
is read, it can no longer be accessed remotely. However, it can be viewed on the front panel.
To read multiple commands, execute this command multiple times.
If there are no entries in the event log, the following is returned:
0,"No error;0;0 0"
If the event type is not defined, an event of any type is returned.
Note that if you have used :SYSTem:ERRor[:NEXT]? to check events,
:SYSTem:EVENtlog:NEXT? shows the next event item after the last error that was returned by
:SYSTem:ERRor[:NEXT]? You will not see warnings or information event log items that occurr
ed
bef
ore you used :SYSTem:ERRor[:NEXT]?
If the event type is not defined, an event of any type is returned.
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