Source – HP E1368A User Manual
Page 70
Scanning Using Bus Triggers
This example uses bus triggering (
TRIG:SOUR BUS
) to scan channels 00
through 02 of a single-module switchbox. The trigger source to advance the
scan is the
*TRG
command (as set with
TRIGger:SOURce BUS
). When
INIT
is executed, the scan is started and channel 00 is closed. Then, each
*TRG
command advances the scan to the next channel.
TRIG:SOUR BUS
Select interface (BUS) triggering.
SCAN (@100:102)
Scan channels 00 through 02.
INIT
Start scan, close channel 00.
*TRG
Advances scan using BUS
triggering.
increment loop
Increment loop count.
:SOURce?
TRIGger:SOURce?
returns the current trigger source for the switchbox.
Command returns either
BUS
,
EXT
,
HOLD
, or
IMM
for trigger sources
BUS
,
EXTernal
,
HOLD
, or
IMMediate
, respectively.
Example
Query the Trigger Source
TRIG:SOUR EXT
Sets trigger source to external.
TRIG:SOUR?
Query trigger source.
Chapter 4
HP E1368A/69A/70A Command Reference 69
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