Topic: SD card reader (kinda port from Google groups)
An SD card would be sweet to add-on, although it looks like the atmel 644 chip would need to be swapped out an bumped up to the 1284, as seen on ggroups and here:
http://blog.think3dprint3d.com/2012/06/ … r.html?m=1
Depending on Solidoodle's variation to the standard Marlin firmware, this could be awesome or a big headache.
It also appears we would have to add one more header pin to A0, or just cut up some rainbow parallel cable and make a colorful extension for the sd reader.
SD2 with Sanguinololu board, glass bed mod, E3d_v5 bowden version hotend (currently direct drive), Lawsy Mk5 jigsaw replacement, octopi printserver, drv8825(tiny troubles)