Command Description R&S SMC100A
1411.4060.32 6.4 E-1
Common Commands
The common commands are taken from the standard IEEE 488.2 (IEC 625.2). Identical commands
have an identical effect in different instruments. The headers of these commands consist of an asterisk
"
*" followed by three letters. Many common commands affect the status reporting system, which is
described in detail in Chapter 5, "Remote Control - Basics".
Command Parameters Default unit Remark
*CLS
Clear status; no query
*ESE 0...255
Event status enable
*ESR? 0...255
Standard event status query; query only
*IDN?
Identification query; query only
*IST? 0...255
Individual status query; query only
*OPC
Operation complete
*OPT?
Option identification query; query only
*PRE 0...255
Parallel poll register enable
*PSC 0 | 1
Power on status clear
*RCL 1...10
Recall
*RST
Reset; no query
*SAV 1...10
Save
*SRE 0...255
Service request enable
*STB?
Status byte query; query only
*TRG
Trigger; no query
*TST?
Self test query; query only
*WAI
Wait to continue; no query
*CLS
CLEAR STATUS sets the status byte (STB), the standard event register (ESR), and the EVENt part
of the QUEStionable and OPERation register to zero. The command does not change the enable
and transition parts of the registers. It deletes the output buffer.
*ESE 0...255
EVENT STATUS ENABLE sets the event status enable register to the specified value. The *ESE?
query command returns the content of the event status enable register in decimal form.
*ESR?
STANDARD EVENT STATUS QUERY returns the content of the event status register in decimal
form (0...255) and then sets the register to zero.
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