Falcon™ 4-CLHS Series Operational Reference 35
Digital IO Control Feature Descriptions
Display Name Feature & Values Description
Device
Version
& View
Trigger Selector TriggerSelector
Selects which type of trigger to configure with the
various Trigger features.
Guru
Single Frame Trigger(Start) FrameStart Selects a trigger starting the capture of a single frame.
MultiFrame Trigger(Start) FrameBurstStart
Selects a trigger to capture multiple frames. The
number of frames is specified by the
“triggerFrameCount” feature.
Trigger Mode TriggerMode Controls whether the external trigger is active.
1.00
Beginner
Off Off
Line rate is controlled with "Acquisition Line Rate"
feature.
On On Trigger comes from CLHS (frame grabber) or GPIO.
Trigger Frames Count triggerFrameCount Sets the total number of frames to acquire when a
valid trigger is received. This feature is available when
Trigger Selector = MultiFrame Trigger(Start).
1.00
Guru
DFNC
Trigger Source TriggerSource Specifies the source of the external trigger.
TriggerMode must be set to On.
1.00
Guru
Line 1 Line1 Trigger comes from frame grabber over Line1.
Line 2 Line2 Trigger comes from frame grabber over Line2.
CLHS In LinkTrigger0 Trigger comes from frame grabber over LinkTrigger0.
Timer1 End Timer1End Trigger comes from frame grabber over Timer1End.
Counter1 End Counter1End Trigger comes from frame grabber over Counter1End.
Software Software The trigger source will be generated by software using
the TriggerSoftware command.
Software Trigger TriggerSoftware
Generates an internal trigger. The TriggerSource
feature must be set to Software.
Guru
Trigger Input Line
Activation
TriggerActivation Edge of the input signal that will trigger camera.
1.00
Guru
Rising Edge RisingEdge Specifies that the trigger is considered valid on the
rising edge of the source signal.
Falling Edge FallingEdge Specifies that the trigger is considered valid on the
falling edge of the source signal.
Any Edge AnyEdge Specifies that the trigger is considered valid on the
falling or rising edge of the source signal.
Trigger Delay TriggerDelay
Specifies the delay in microseconds to apply after
receiving the trigger and before activating the trigger
event.
Guru
Trigger Overlap TriggerOverlap
States if a trigger overlap is permitted with the Active
Frame readout signal. This feature defines if a new
valid trigger will be accepted (or latched) for a new
frame.
1.00
Guru
Off Off No trigger overlap is permitted.
ReadOut ReadOut
Trigger is accepted immediately after the start of the
readout.
Line Selector LineSelector Selects the physical line (or pin) of the external device
connector to configure.
1.00
Beginner
Line 1 Line1 Selects Line 1 (input 1)
Line 2 Line2 Selects Line 2 (input 2)
Line 3 Line3 Selects Line 3 (output 1)
Line 4 Line4 Selects Line 4 (output 2)
Line 5 Line5 Selects Line 5 (output 3)
Line 6 Line6 Selects Line 6 (output 4)