Standard External Trigger (Mode 0) - FLIR GRASSHOPPER 3 Series Technical Reference

7.1.2

Standard External Trigger (Mode 0)

Trigger Mode 0 is best described as the standard external trigger mode. When the camera is put into Trigger Mode
0, the camera starts integration of the incoming light from external trigger input falling/rising edge. The Exposure
Time describes integration time. No parameter is required. The camera can be triggered in this mode by using the
GPIO pins as external trigger or by using a software trigger.
It is not possible to trigger the camera at full frame rate using Trigger Mode 0; however,
Readout Trigger (Mode 14)
GenICam—Acquisition Control
Acquisition Mode
Trigger Selector
Trigger Mode
Trigger Source
Trigger Activation
Trigger Delay
Exposure Mode
Exposure Time
Exposure Auto
2/10/2017
©2013-2017
FLIR Integrated Imaging
Solutions Inc. All rights reserved.
allows triggering at nearly full frame rate.
Figure 7.1: Trigger Mode 0 ("Standard External Trigger Mode")
Continuous
Exposure Start
On
Line x (GPIO pin)
Rising or Falling edge
0
Timed
Integration Time
Off
®
Grasshopper
Registers—TRIGGER_MODE: 830h
Presence [0]
ON [6]
Polarity [7]
Source [8-10]
Value [11]
Mode [12-15]
Parameter [20-31]
3 PGE Technical Reference
7 Image Acquisition
Overlapped Exposure
1
1
Low/High
GPIO Pin
Low/High
Trigger_Mode_0
None
44