Have a look at the spca5xx project
here or in
source forge
The first link includes utilities to test your camera as well as utilities to help create the driver.
If after all this time you still have the camera, you may want to have a look.
If you've already solved your problems with the webcam, it would be nice if you post your solution so other people in the same situation can benefit from it.
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If this post helps please press the "thanks" button.
