http://files.opencompute.org/oc/public.php?service=files&t=1b45195dfc4f7a8f204a246fb41f77b9
Without cadence (i think), kicad will work. Schematic and Gerbers will be helpful.
I tried to get x1 instead x16 working only with bare minimum pins (12V, GND, RST, PRSNT,PWR_GOOD -- CLK and RX/TX 1.)...