238 CONTENTS
FPS_max = 1
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FrameTime
If exposure time is greater than frame time:
FPS_max = 1
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ExposureTime
21.3.2.2 Snapshot mode
In snapshot mode, the image acquisition process consists off several sequential phases:
21.3.2.2.1 Trigger
Snapshot mode starts with a trigger. This can be either a hardware or a software signal.
The following trigger modes are available:
Mode Description
Continuous Free running, no external trigger signal needed.
OnLowLevel As long as trigger signal is Low camera acquires images with own timing.
OnHighLevel As long as trigger signal is High camera acquires images with own timing.
See also
Using external trigger with CMOS sensors (p. 160)
MATRIX VISION GmbH
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