R&S FSL Interfaces and Protocols
1300.2519.12 5.35 E-11
Table 5–2 Universal Commands
Command QuickBASIC command Effect on the instrument
DCL (Device Clear) IBCMD (controller%,
CHR$(20))
Aborts the processing of the commands
just received and sets the command
p
rocessing software to a defined initial
state. Does not change the instrument
settings.
IFC (Interface Clear) IBSIC (controller%) Resets the interfaces to the default
setting.
LLO (Local Lockout) IBCMD (controller%,
CHR$(17))
The LOC/IEC ADDR key is disabled.
SPE (Serial Poll Enable) IBCMD (controller%,
CHR$(24))
Ready for serial poll.
SPD (Serial Poll Disable) IBCMD (controller%,
CHR$(25))
End of serial poll.
P P U ( P a r a l l e l P o l l
Unconfigure)
IBCMD (controller%,
CHR$(21))
End of the parallel–poll state.
Addressed Commands
The addressed commands are encoded 00 – 0F hex. They are only effective for instruments addressed
as listeners.
Table 5–3 Addressed Commands
Command QuickBASIC command Effect on the instrument
S D C ( S e l e c t e d D e v i c e
Clear)
IBCLR (device%) Aborts the processing of the commands
just received and sets the command
processing software to a defined initial
state. Does not change the instrument
setting.
GET (Group Execute
Trigger)
IBTRG (device%) Triggers a previously active device
function (e.g. a sweep). The effect of the
command is the same as with that of a
pulse at the external trigger signal input.
GTL (Go to Local) IBLOC (device%) Transition to the "Local" state (manual
operation).
P P C ( P a r a l l e l P o l l
Configure)
IBPPC (device%, data%) Configure instrument for parallel poll.
Additionally, the QuickBASIC command
executes PPE/PPD.
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