External Triggers; Trigger Selector Details; Trigger Source Types - Dalsa Everywhereyoulook Linea Lite GigE User Manual

• If the AcquisitionLineRate is reduced and / or frame buffer
Image Timeout feature (part of the GigE Vision Host Control category) may need to be
increased.
• If error messages are shown in the Output Messages pane, try increasing the value of the Linea
Lite GigE Interpacket Delay
group in CamExpert. An increase from default may correct errors with NIC interfaces that do
not have adequate performance. For more information, refer to the Teledyne DALSA Network
Imaging Package for Sapera LT Optimization Guide, available through the Start menu under
Teledyne DALSA.

External Triggers

The Trigger Selector
3 types of external trigger are available:
• Single Line Trigger (Start)
• Single Frame Trigger (Start)
• MultiFrame Trigger (Start)

Trigger Selector Details

• Single Line Trigger (Start): Starts the acquisition of one line when the acquisition is active.
• Single Frame Trigger (Start): Starts the acquisition of one frame when the acquisition is
active. The number of lines in the frame is defined by the
• MultiFrame Trigger (Start): Burst start trigger starts the capture of a number of frames of
"Height" lines. No line is lost between frames. The number of frames in this burst mode is
defined by the Trigger Frames Count

Trigger Source Types

• Trigger Source = Line x: Select the Line Input used as an external trigger.
• Trigger Source = Rotary Encoder: External trigger is via one or both Rotary Encoder inputs.
A number of features allow selecting encoder signal direction, scaling and other parameters, to
suit the imaging application. This option is only available when using Single Line Trigger.
• Trigger Source = Timer1End Event: The Timer1 End Event is used as the internal trigger
source. Refer to Counter and Timer Controls
• Trigger Source = Counter1End Event: The Counter1 End Event is used as the internal
trigger source.
• Trigger Input Line Activation: Select rising, falling or any type edge detection.
32 • Camera Performance and Features
feature available from the GigE Vision Transport Layer Category
feature selects the type of external trigger to use and configure.
feature.
Height
Height feature.
for information on those features.
is increased, the value of the
Linea Lite GigE Series Camera