[rescue] Camera with direct connection?

Ethan O'Toole ethan at 757tech.net
Mon Feb 7 22:42:27 CST 2005

Okay, I've been working on a digital camera project recently. I wanted
1600x1200 or better still shots. I found nothing reasonably priced. I
ended up using a Canon digital camera hooked to an embedded PC board
(Pentium 150mhz). System runs Linux + Gphoto2, and takes pictures every

There are some issues with the camera powering up and down. I plan to put
my boxes in remote locations, so remote power cycling capabilities is
needed. I ended up with this hack:


It is basically the power button wired to the parallel port via an
optoisolator. Not fun to solder.

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