Originally Posted By: mlord
There seem to be 6 unused pins on the CEATA connectors -- the original Toshiba HD had those "left over" when connected, and the CF-to-CEATA adapter also has those "spare" pins. Gotta look them up someday to see what they were put there for.

12 vs 18 pins? If so then its CE-ATA 4x and CE-ATA 8x. The spec allows 4 or 8 data lines.