Source - HP 8360 L Series User Manual

SOURce

The SOURce command selects the trigger source for an
event-detection state. Only one source can be specified at a time,
and all others are ignored. Sending
The most commonly used sources are:
BUS
n
The event detector is satisfied by either Group Execute
HP-IB message that can be sent using the
HP BASIC.
n
An external signal connector is selected as the source.
Qualified events are generated automatically. There is no waiting
for a qualified event.
command. <GET> is a low level
TRIGGER command in
Getting Started Programming