Trace:data - Keithley 2450 Reference Manual

Model 2450 Interactive SourceMeter® Instrument Reference Manual

:TRACe:DATA?

This query command returns specified data elements from a specified reading buffer.
Type
Query only
Usage
:TRACe:DATA? <startIndex>, <endIndex>
:TRACe:DATA? <startIndex>, <endIndex>, <bufferName>
:TRACe:DATA? <startIndex>, <endIndex>, <bufferName>, <bufferElements>
<startIndex>
<endIndex>
<bufferName>
<bufferElements>
Details
When specifying buffer elements, you can:
• Specify buffer elements in any order.
• Include up to 14 elements in a single list. You can repeat elements as long as the number of elements
in the list is less than 14.
• Use a comma to delineate multiple elements for a data point.
The options for <bufferElements> are described in the following table.
Option
DATE
FORMatted
FRACtional
READing
RELative
SEConds
SOURce
SOURFORMatted
SOURSTATus
SOURUNIT
STATus
TIME
TSTamp
UNIT
2450-901-01 Rev. B/September 2013
Affected by
Recall settings
Instrument reset
Power cycle
Beginning index of the buffer to return
Ending index of the buffer to return
A string that indicates the reading buffer; the default buffers
(defbuffer1 or defbuffer2) or the name of a user-defined
buffer; if no buffer is specified, this parameter defaults to
defbuffer1
A list of elements in the buffer to print; if nothing is specified,
READing is used; see Details for a list of options
Description
The date when the data point was measured
The measured value as it appears on the front panel
The fractional seconds for the data point when the data point was measured
The measurement reading based on the SENS:FUNC setting; if no buffer elements
are defined, this option is used
The relative time when the data point was measured
The seconds in UTC (Coordinated Universal Time) format when the data point was
measured
The source value; if readback is ON, then it is the readback value, otherwise it is the
programmed source value (see
The source value as it appears on the display
The status information associated with sourcing
The unit of value associated with the source value
The status information associated with the measurement
The time for the data point
The timestamp for the data point
The unit of measure associated with the measurement
Section 6: SCPI command reference
Where saved
Not applicable
:SOURce[1]:<function>:READ:BACK
Default value
Not applicable
(on page 6-77))
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