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votes
1answer
75 views

Triggering an LED Flash [closed]

I have an LED Flash which I want to trigger on and off just before and after my camera captures an image for a Machine Vision application. Any ideas on what circuit set-up I can use for doing this? ...
0
votes
2answers
172 views

24 tooth input to simulate 36 output

Can someone please help me with code? I have a 24 teeth trigger wheel. Every tooth is registered by hall sensor and I need that Arduino simulate 36 pulse output of that corresponding 24 pulse input. ...
0
votes
3answers
3k views

Triggering a 12 v relay with an arduino

I am trying to trigger a 12 V relay with an arduino input. All I am doing in the Arduino sketch is to make pin 13 go high and low every 1 sec (1000 ms). The relay refuses to get triggered. Can someone ...
2
votes
1answer
584 views

Arduino flash trigger using laser and photodiode [closed]

I am trying to create a trigger for a high speed flash using an Arduino, a Sharp BS120 photodiode, and a laser pointer. The results i've obtained so far are inconsistent, the system seems to miss ...