R&S SMB100A, Руководство по эксплуатации, Страница: 466 / 528

Remote Control Commands
R&S
®
SMB100A
451 Operating Manual 1407.0806.32 ─ 21
Parameters:
<Source> AUTO | IMMediate | SINGle | BUS | EXTernal | EAUTo
AUTO|IMMediate
The trigger is free-running, i.e. the trigger condition is fulfilled
continuously. As soon as one sweep is finished, the next sweep
is started.
SINGle|BUS
One complete sweep cycle is triggered by the GPIB commands
[:SOURce<hw>]:SWEep[:FREQuency]:EXECute
,
:
TRIGger<hw>:FSWeep[:IMMediate]
or
*TRG
. The mode
has to be set to
AUTO
(
:SOURce:SWEep:FREQuency:MODE
AUTO
).
EXTernal
The sweep is triggered externally via the INST TRIG connector.
EAUTo
The sweep is triggered externally via the INST TRIG connector.
As soon as one sweep is finished, the next sweep is started. A
second trigger event stops the sweep at the current frequency, a
third trigger event starts the trigger at the start frequency, and so
on.
*RST:
AUTO
Example: TRIG:FSW:SOUR EXT
selects triggering with an external trigger.
Manual operation: See "Mode - RF Frequency Sweep" on page 176
:TRIGger<hw>:FSWeep[:IMMediate]
Immediately starts an RF frequency sweep cycle.
The command is only effective for sweep mode "Single" (
SOUR:SWE:FREQ:MODE
AUTO
in combination with
TRIG:FSW:SOUR SING
).
The command corresponds to the manual control "Execute Single Sweep".
Example: SWE:FREQ:MODE AUTO
sets the triggered sweep mode, i.e. a trigger is required to start
the sweep.
TRIG:FSW:SOUR SING
sets the "Single" trigger mode, i.e. a trigger starts a single
sweep.
TRIG:FSW
starts a single RF frequency sweep.
Usage: Event
Manual operation: See "Execute Single Sweep - Frequency Sweep" on page 178
TRIGger Subsystem