Instruction manual

Guppy PRO Technical ManualV4.1.0
121
Controlling image capture
Trigger modes
Guppy PRO cameras support IIDC conforming Trigger_Mode_0 and Trigger_-
Mode_1 and special Trigger_Mode_15 (bulk trigger).
Trigger_Mode_0 (edge mode) and
Trigger_Mode_1 (level mode)
Note

CMOS cameras Guppy PRO F-503 support only Trigger_-
Mode_0.
Trigger mode also known as Description
Trigger_Mode_0 Edge mode Sets the shutter time according to the value set in the shutter
(or extended shutter) register
Trigger_Mode_1 Level mode Sets the shutter time according to the active low time of the
pulse applied (or active high time in the case of an inverting
input)
Trigger_Mode_15 Programmable mode Is a bulk trigger, combining one external trigger event with
continuous or one-shot or multi-shot internal trigger
Table 58: Trigger modes
Figure 63: Trigger_Mode_0 and 1
Shutter register value
External Trigger input, after inverting opto coupler
Integration Time
External Trigger input,
after inv. Opto.
External Trigger input, as applied at input pin
External Trigger input, as applied at pin
Trigger_Mode_0, Low_active setting in
register F0F00830h
Trigger_Mode_1,
Low_active setting