Model 6485 Picoammeter Instruction Manual
SCPI Reference Tables
14-9
:CLEar
Clear messages from error queue.
:KEY <NRf>
Simulate key-press; see
√
:KEY?
Query the last “pressed” key.
√
RS-232 interface:
:LOCal
While in LLO, removes the LLO and places the
Model 6485 in local (RS-232 only).
:REMote
Places the Model 6485 in remote if not in LLO
(RS-232 only).
:RWLock
Places the Model 6485 in local lockout (RS-232
only).
Note: Clearing the error queue - Power-up and *CLS clears the error queue. *RST, SYSTem:PRESet, and STATus:PRESet have no
effect on the error queue.
Table 14-7
TRACe command summary
Command
Description
Default
parameter
Ref
Section SCPI
:TRACe|:DATA
Use :TRACe or :DATA as root command.
(see Note)
√
:DATA?
Read the contents of the buffer (data store).
√
:CLEar
Clear readings from buffer.
:FREE?
Query bytes available and bytes in use.
√
:POINts <n>
Specify size of buffer; 1 to 2500.
100
√
:ACTual?
Query number of readings stored in buffer.
:POINts?
Query buffer size.
√
:FEED <name>
Select source of readings for buffer; SENSe[1],
CALCulate[1], or CALCulate2.
SENS1
√
:CONTrol <name>
Select buffer control mode; NEXT or NEVer.
NEV
√
:CONTrol?
Query buffer control mode.
√
:FEED?
Query source of readings for buffer.
√
:TSTamp
Timestamp:
:FORMat <name>
Select timestamp format; ABSolute or DELta.
ABS
:FORMat?
Query timestamp format.
Note: SYSTem:PRESet and *RST have no effect on the commands in this subsystem. The listed defaults are power-on defaults.
Table 14-6 (continued)
SYSTem command summary (see
Section 13
for detailed information)
Command
Description
Default
parameter
Ref
Section SCPI
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