V4.7 | 06/24/2024 | 11165414
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7.3.19.2 Timings of the image transmission VCXU
Trigger Mode
All images are written from sensor into memory as long as free buers are available. If
this burst memory is full, all following images are discarded by the sensor. The transfer of
the rst image starts with a small delay (about 2 lines). The data is read from the memory
and transferred to the interface. The interface can now control reading from memory. De-
pending on the USB conguration (ThroughputLimit, blank packages), the interface can
retrieve the data quickly enough or is lagging.
Freerun Mode
Only one alternating buer is provided in the memory. The rst image is written into the
memory and immediately transferred to the interface with a small delay. The second im-
age from the sensor is written into another buer, which would be transferred immediately
afterwards. If the interface is too slow due to the current conguration and the rst image
has not yet been transferred completely when the third image is already received from
the sensor, the third image would overwrite the second one and would be transferred via
the interface next.
7.3.20 TriggerOverlap
Species the type trigger overlap permitted with the previous frame.
Name TriggerOverlap
Category AcqusitionControl
Interface IEnumeration
Access Read / Write
Unit -
Values Read Out Trigger is accepted immediately after the exposure period.
7.3.21 TriggerSelector
Selects the type of trigger to congure.
Name TriggerSelector
Category AcqusitionControl
Interface IEnumeration
Access Read / Write
Unit -
Values Frame Start
Selects the type of trigger to congure.
7.3.22 TriggerSoftware
Generates a internal trigger. TriggerSource must be set to Software.
Name TriggerSoftware
Category AcqusitionControl
Interface ICommand
Access Write only
Unit -
Values -