Data Acquisition Toolbox

trigger

Manually execute a trigger

Syntax

• trigger(obj)
  

Arguments

obj	An analog input or analog output object or an array of these device objects.

Description

trigger(obj) manually executes a trigger.

Remarks

After trigger is issued,

• The absolute time of the trigger event is recorded by the InitialTriggerTime property.
• The Logging property or Sending property is set to On.
• The M-file callback function specified by TriggerFcn is executed.
• The trigger event is recorded in the EventLog property.

You can issue trigger only if TriggerType is set to Manual, Running is On, and Logging is Off.

You can specify trigger as the value for a callback property.

• ai.StartFcn = @trigger;
  

See Also

Functions

start, stop

Properties

InitialTriggerTime, Logging, Running, Sending, TriggerFcn, TriggerType

stop

waittilstop