Keithley 6220 User Manual

12-2 Common Commands Model 6220/6221 Reference Manual
Return to Section 12 topics
Common commands
Common commands (summarized in Table 12-1) are device commands that are
common to all devices on the bus. These commands are designated and defined
by the IEEE-488.2 standard.
Note: A, B, C, D, E, F, G references are on the following pages.
Table 12-1
IEEE-488.2 common commands and queries
Mnemonic Name Description Reference
*CLS Clear status Clears all event registers and error queue. Section 11
*ESE <NRf> Event enable command Program the standard event enable register. Section 11
*ESE? Event enable query Read the standard event enable register. Section 11
*ESR? Event status register
query
Read the standard event enable register and
clear it.
Section 11
*IDN? Identification query Returns the manufacturer, model number, serial
number, and firmware revision levels of the unit.
A
*OPC Operation complete
command
Set the operation complete bit in the standard
event register after all pending commands have
been executed.
B
*OPC? Operation complete
query
Places an ASCII “1” into the output queue when
all pending selected device operations have been
completed.
B
*OPT? Option query Returns model number of any installed options.
*RCL <NRf> Recall command Returns Model 622x to the user-saved setup. C
*RST Reset command Returns Model 622x to the *RST default
conditions.
D
*SAV <NRf> Save command Saves the present setup as the user-saved setup. C
*SRE <NRf> Service request enable
command
Programs the service request enable register. Section 11
*SRE? Service request enable
query
Reads the service request enable register. Section 11
*STB? Status byte query Reads the status byte register. Section 11
*TRG Trigger command Sends a bus trigger to Model 622x. E
*TST? Self-test query Performs a checksum test on ROM and returns
the result.
F
*WAI Wait-to-continue
command
Wait until all previous commands are executed. G
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Keithley 6220 Specifications

General

Brand	Keithley
Model	6220
Category	Measuring Instruments
Language	English