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IEEE-488.2 Common
Commands and Queries
Table 7: IEEE-488.2 common commands and queries
Mnemonic Name
Description
*CLS
Clear status
Clears all event registers, and
Error Queue.
*ESE <n>
Event status
enable command
Read Standard Event Status.
*ESE?
Event status enable
query
Read Standard Event Status
Register.
*ESR?
Event status
register query
Read Standard Event Status
Register.
*IDN?
Identification
query
Read ID information.
*OPC
Operation com-
plete command
Sets OPC bit in the Standard
Event Status Register after all
pending commands have
been executed.
*OPC?
Operation com-
plete query
Places an ASCII “1” into the
output queue when all pend-
ing commands have been
completed.
*OPT?
Option identifica-
tion query
Read model number for each
slot.
*RCL <n>
Recall command
Returns the 7001 to the setup
stored in the designated
memory location (0 to 9).
*RST
Reset command
Returns the 7001 to the *RST
default conditions.