	* pdc640.c: reduced read size back to 1280, so serial cameras 	  work again. Tested against USB Only JD350v and Stylocam.
	* pdc640.c: reduced read size back to 1280, so serial cameras
	  work again. Tested against USB Only JD350v and Stylocam.


git-svn-id: 40dd595c6684d839db675001a64203a1457e7319@6198 67ed7778-7388-44ab-90cf-0a291f65f57c

thusoy/libgphoto2,thusoy/libgphoto2,msmeissn/libgphoto2,msmeissn/libgphoto2,jbreeden/libgphoto2,gphoto/libgphoto2,jbreeden/libgphoto2,thusoy/libgphoto2,msmeissn/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,jbreeden/libgphoto2,gphoto/libgphoto2,thusoy/libgphoto2,msmeissn/libgphoto2,jbreeden/libgphoto2,msmeissn/libgphoto2,gphoto/libgphoto2,thusoy/libgphoto2,gphoto/libgphoto2,jbreeden/libgphoto2