RedEdge 3 User Manual Rev 06
© 2015 MicaSense, Inc. Page 19 of 33
3.5.2. External Trigger Mode
1. For external trigger mode, you will need to connect a triggering signal to the camera
–
refer to the RedEdge Integration Guide.
2. Use the drop-down menu to select Auto-
Capture Mode as “Ext. Trigger”
Figure 13: External Trigger Mode
3. In the updated window, select the external trigger mode from the list. The settings are
as follows:
Setting
Meaning
Rising Edge
Camera will trigger on the rising edge of a pulse
Falling Edge
Camera will trigger on the falling edge of a pulse
Short PWM
Camera will trigger if PWM transitions from
longer than Threshold to shorter than Threshold
Long PWM
Camera will trigger if PWM transitions from
shorter than Threshold to longer than Threshold
4. For PWM mode, enter the threshold PWM
– note that this value is in ms (milli-
seconds), so the value is typically between 1.0 and 2.0.
5.
Press the “Save” button to save the External Trigger mode settings.
6. Verify that the triggering is functioning by commanding a camera capture through the
host device and viewing the updated image in the Live View page.
