Dalstar DS-44-04M30 User's Manual And Reference page 31

4M30 Camera User's Manual
4.
External Integration
This is the same as the External Integration/SMA Trigger Mode or the External
Integration/Serial Trigger Mode. Refer to section 3.14 Controlling Integration Mode.
DALSA
Each TTL rising edge on the SMA connector or serial bit [0] of the Control Register
will initiate a new frame of data, using the programmed integration time. To achieve
2.5 fps, a TTL pulse must be sent to the camera every 400 ms (1/2.5).
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