CameraLink Line Scan Camera
·
User Manual
33
Figure 6-30
Set Encoder Counter Max
When setting as Ignore Direction, the camera counts triggers regardless of whether it is forward,
backward or repeated.
6.4.5 Trigger Debouncer
The external trigger input signal of the camera may have signal bounce that may cause false trigger.
Thus, it is necessary to debounce the external trigger signal, and its sequence diagram is shown
below.
Before debounce
After debounce
Trigger_in1
Trigger_in2
Trigger_in3
Trigger_in2
Trigger_in3
Debouncer Time
Debouncer Time
Debouncer Time
t
1
t2
t
3
t
4
t
5
t
6
(t1>t2, trigger signal is ignored)
(t3<t4, trigger signal outputs after delaying t3) (t5<t6, trigger signal outputs after delaying t5)
Figure 6-31
Trigger Debouncer Sequence Diagram
Click Digital IO Control > Line Debouncer Time (μs), and enter Line Debouncer Time (μs).
