Write/Read
About Trigger Source

TriggerSignal Property - Superseded


Description

Note: This command has been replaced by Source Property

Sets or returns the trigger source.

 VB Syntax

app.TriggerSignal = value

Variable

(Type) - Description

app

An Application (object)

value

(enum NATriggerSignal) - Choose from:

0 - naTriggerInternal - free run

1 - naTriggerExternalPositive - a trigger signal is generated when a TTL high is sensed on the external trigger pin of the Aux IO connector

2 - naTriggerExternalNegative - a trigger signal is generated when a TTL low is sensed on the external trigger pin of the Aux IO connector.

3 - naTriggerManual - manual trigger source; use app.ManualTrigger to send a trigger signal.

4 - naTriggerExternalHigh - a trigger signal is generated when a TTL high is sensed on the external trigger pin of the Aux IO connector

5 - naTriggerExternalLow - a trigger signal is generated when a TTL low is sensed on the external trigger pin of the Aux IO connector

Return Type

Long Integer

Default

naTriggerInternal

Examples

app.TriggerSignal = naTriggerExternalPositive 'Write

trigsign = app.TriggerSignal 'Read

C++ Syntax

HRESULT get_TriggerSignal(tagNATriggerSignal *pSignal)
HRESULT put_TriggerSignal(tagNATriggerSignal signal)

Interface

IApplication