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Clears status. Clears the ESR, the ISCR, and the error queue. Terminates a
*CLS
ending operation complete command (*OPC).
*ESE
Sets event status enable register, described in Status Information section below.
Returns the decimal equivalent of the event status enable register, described in
*ESE?
Status Information section below.
Returns the decimal equivalent of the contents of the event status register (ESR)
*ESR?
and clears it.
Identification query. Gives an <IAD> that identifies the Model number, instrument
*IDN?
serial number, and firmware revision levels.
Returns <IAD>, which when sent to the Product restores it to the state in effect
*LRN?
when the *LRN? command was executed.
Generates the operation complete message in the Event Status Register when all
*OPC
pending device operations have been finished.
*OPC?
Replies with a 1 when all pending operations are complete.
*OPT?
Queries which hardware and software options are installed.
Protected user data command. This command allows the user to store a string of
bytes in a nonvolatile location in the Product. The CALIBRATION secure state
*PUD
must be set to off (otherwise an execution error occurs). An execution error also
occurs if the argument is over 64 bytes long.
*PUD?
Protected user data query.
*RCL
Restores the Product setup from a previous setup saved by *SAV.
Resets the state of the instrument to the power-up state, except that continuous
*RST
triggering is stopped.
*SAV
Saves the current Product setup into a setup save area for later use by *RCL.
Sets Service Request Enable register, described in the Status Information section
*SRE
below.
Query Service Request Enable register, described in the Status Information
*SRE?
section below.
Reads status byte. The status byte is described in detail in the instrument status
*STB?
section below
*TRG
Executes the TRIG command
Checks the nonvolatile storage area (calibration constants and instrument
*TST?
settings). Also see DIAG.
Wait-to-Continue Command. This command prevents further remote commands
*WAI
from being executed until all previous remote commands have been completely
executed.
Table 6-6. Command Summary
IEEE-488.2 Common Commands
Remote Commands
Use of *OPC?, *OPC, and *WAI
6
6-11
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