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E1442A Command Reference 79Chapter 3
TRIGger
The TRIGger subsystem commands controls the triggering operation of
the Form C switch modules in a switchbox.
Subsystem Syntax TRIGger
[:IMMediate]
:SOURce <source>
:SOURce?
TRIGger[:IMMediate]
TRIGger[:IMMediate] causes a trigger to occur when the defined trigger
source is TRIGger:SOURce HOLD or TRIGger:SOURce BUS. This can
be used to trigger a suspended scan operation.
Comments Executing the TRIGger[:IMMediate] Command: A channel list must be
defined in the [ROUTe:]SCAN <channel_list> command and an
INITiate:IMMediate command must be executed before
TRIGger:IMMediate can trigger the switchbox.
HOLD or BUS Source Remains: If selected, theTRIGger:SOURce HOLD
or TRIGger:SOURce BUS commands remain in effect, after triggering
the switchbox with the TRIGger[:IMMediate] command.
Related Commands: INITiate, [ROUTe:]SCAN, TRIGger:SOURce
Example Advancing Scan Using the TRIGger Command
75,*6285+2/'
Sets trigger source to hold
6&$1#
Sets channel list
,1,7
Starts scanning cycle
ORRSVWDWHPHQW
Starts count loop
75,*
Advances channel list to next
channel
LQFUHPHQWORRS
Increments count loop