Trigger; [:Immediate]; Source - HP E1346A User Manual

TRIGger

Subsystem Syntax

[:IMMediate]

Comments
Example

:SOURce

Parameters
Comments
Chapter 5
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The TRIGger subsystem commands controls the triggering operation of the
multiplexer modules in a switchbox.
TRIGger
[:IMMediate]
:SOURce BUS |EXTernal |HOLD |IMMediate
:SOURce?
TRIGger[:IMMediate] causes a trigger to occur when the defined trigger
source is TRIGger:SOURce HOLD or TRIGger:SOURce BUS.
•
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, the
TRIGger:SOURce HOLD or TRIGger:SOURce BUS commands
remain in effect, after triggering the switchbox with the
TRIGger[:IMMediate] command.
•
Related Commands: INITiate, [ROUTe:]SCAN.
Advancing Scan using the TRIGger Command
TRIG:SOUR HOLD
SCAN (@100:147)
INIT
loop statement
TRIG
increment loop
TRIGger:SOURce BUS |EXTernal |HOLD |IMMediate specifies the trigger
source to advance the channel list during scanning.
Parameter Name Parameter Type
discrete
BUS
discrete
EXTernal
discrete
HOLD
discrete
IMMediate
•
Enabling the Trigger Source: The TRIGger:SOURce command
only selects the trigger source. The INIT[:IMMediate] command
enables the trigger source.
•
Using the TRIG command: You can use the
TRIGger[:IMMediate] command to advance the scan when
TRIGger:SOURce BUS or TRIGger:SOURce HOLD is selected.
HP E1346A Multiplexer Command Reference 57
Sets trigger source to hold
Sets channel list
Starts scanning cycle
Start count loop
Advances channel list
Increment count loop
Range of Values
*TRG command
Event In BNC port
Hold triggering
Continuous triggering