Xtium2-CLHS PX8 User's Manual
Xtium2-CLHS PX8 Reference
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Frame Valid
Grab Start
Illegal Grab Start
Figure 13: Line scan, Fixed Frame, No Trigger
Frame Valid
Trigger
T
T
T
Ignored
Grab Start
Figure 14: Line scan, Fixed Frame, Edge Trigger
Frame Valid
Trigger
(Active High)
Grab Start
T
T
T
T
Frame Valid
Trigger
(Active High)
Grab Start
T
Grab Start (SapTransfer) called before trigger
Grab Start (SapTransfer) called after trigger
T
Trigger event issued at grab start
T
Figure 15: Line scan, Fixed Frame, Level Trigger (Roll-Over to Next Frame)
Synchronization Signals for Variable Frame Length Acquisition
For variable length frames, trigger ignored events are not issued
(SapAcquisition::EventExternalTriggerIgnored); a valid trigger event always initiates either a frame
start or frame end.
