David Allmon
David Allmon replied to the topic 'DIY PROJECT: Digistump Attiny85 Remote shutter release' in the forum. 2 years ago

Ken,

Its togling the RTS line. I built one a few years back using a USB to serial converter. It was for the shutter release on a Nikon camera. Only the RTS and ground were used. If you have one lying around, you could test it to see if that works. Wouldn't be as much fun as playing with an ATtiny85.

Dave

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