Model 6517B Electrometer Reference Manual Section 14: SCPI command reference
6517B-901-01 Rev. C / August 2015 14-25
:TRACe command summary
Command Description
Power-up
defaults*
SCPI
:TRACe|:DATA
Use :TRACe or :DATA as root command
:CLEar
Clear readings from buffer
:FREE?
Query bytes available and bytes in use

:POINts <n>
Specify size of buffer

:AUTO <b>
Enable or disable auto buffer sizing.

:AUTO?
Query state of auto buffer sizing

:ACTual?
Query number of readings stored in the
buffer
:POINts?
Query buffer size

:FEED
Path to control Feed commands
:PRETrigger
Path to configure pre-trigger storage
:AMOunt
Path to specify number of pre-trigger
readings
[:PERCent] <n>
Specify % (0 to 100) of buffer
[:PERCent]?
Query percentage
:READings <n>
Specify as a number
:READings?
Query number of readings
:SOURce <name>
Select pre-trigger source event
(EXTernal,
TLINk, BUS, or MANual)
:SOURce?
Query pre-trigger source event
:CONTrol <name>
Select buffer control mode (NEVer,
NEXT,
ALWays, or PRETrigger)

:CONTrol?
Query buffer control mode

:DATA?
Read all readings in the buffer

:LAST?
Read last reading stored in buffer by
Alternating
Polarity test
:TSTamp
Path to select time stamp format for
buffer
readings
:FORMat <name>
Select time stamp format (ABSolute or
DELTa)
:FORMat?
Query time stamp format
:ELEMents <name>
Select reading elements (TSTamp,
HUMidity,
CHANnel, ETEMperature,
VSOurce, NONE)
*:SYSTem:PRESet and *RST have no effect on the commands in
this subsystem.