Remote Control Commands > SOURce Subsystem > SOURce:LIST Subsystem > [:SOURce<hw>]:LIST:TRIGger:SOURce
[:SOURce<hw>]:LIST:TRIGger:SOURce <Source>

Selects the trigger source processing lists.

The names of the parameters correspond to those under sweep mode. SCPI uses other names for the parameters; these names are also accepted by the instrument. The SCPI names should be used if compatibility is an important consideration. An overview of the various names is given in the following table:

R&S name

SCPI name

Command under manual control

AUTO

IMMediate

MODE AUTO

SINGle

BUS

MODE SINGLE or STEP

EXTernal

EXTernal

MODE EXT TRIG SINGLE or EXT TRIG STEP

Parameters:
<Source>
AUTO| IMMediate | SINGle| BUS | EXTernal | HOP | DHOP
AUTO|IMMediate

The trigger is free-running, i.e. the trigger condition is fulfilled continuously. The selected list in List mode is restarted as soon as it is finished.

SINGle|BUS

The list is triggered by the GPIB commands [:SOURce<hw>]:LIST:TRIGger:EXECute. The list is executed once.

EXTernal

The list is triggered externally via the INST TRIG connector. The list is executed once.

HOP

Index-by-index cycle. The processed list index is determined by the external control signals provided via the serial FHOP bus.

Processing of the frequency and level settings associated with selected index is triggered externally via the INST TRIG connector.

DHOP

Index-by-index cycle. The processed list index is determined by the external control signals provided via the serial FHOP bus.

Processing of the frequency and level settings associated with selected index is automatically started at the end of data transmission.

*RST:AUTO
Example: LIST:TRIG:SOUR EXT

selects triggering by means of the external trigger.

Manual operation: See "Mode - List Mode"

 


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