Example Scanning Using External Triggers

In the following example, the trigger input is applied to the HP

E1300A/E1301A Mainframe’s "Event In" port.

TRIG:SOUR EXT

Sets trigger source to external.

SCAN (@100:115)

Sets channel list.

INIT

Starts scanning cycle.

trigger externally

Advances scan to next channel.

Scanning Using Bus Triggers

 

TRIG:SOUR BUS

Sets interface (bus) triggering.

SCAN (@100:115)

Sets channel list.

INIT

Starts scanning cycle.

*TRG

Advances channel list.

:SOURce? TRIGger:SOURce? returns the current trigger source for the switchbox. Command returns either BUS, DBUS, EXT, HOLD, or IMM for trigger sources BUS, DBUS, EXTernal, HOLD, or IMMediate, respectively.

Example Query Trigger Source

TRIG:SOUR EXT

Sets trigger source to external.

TRIG:SOUR?

Query trigger source; returns

 

"EXT".

Chapter 5

HP E1351A/53A 16-Channel FET Multiplexer Command Reference 75