@bchristal wrote:
Hi,
I made a feedback cable for Canon point and shoot cameras that uses a phototransistor instead of a hot shoe. I'm able to flash the red eye LED when the shutter opens. However, it stays on for ~ .4 seconds. This sends a high state to the Pixhawk for that long. Sometimes I get good results, other times I get duplicate CAM events. I read somewhere there was talk of just picking up the rise? I think the duration is my problem. Any ideas how to avoid duplicates? Here's a sample from my log:
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