Basic Steps 2 make usb1.1 working

Mr Rudolf::::
              PLs pls I need your special attention.I want
to run usb 1.1 on 
my FPGA.What steps do I have 2 follow to make it running on
FPGA.
I have Xess 1000 board with spartan 3.Do I have 2 buy
external 
PDIUSBP11A?.What about the drivers???I just want to get data
from 
camera or sound device and show it on PC.Also in our
university ML 310 
is available.How can this core be run on it.Pls guide me I m
a 
beginner.Those who have implemented this core successfully
can also 
reply 2 help me.I will be thankful 2 u all.
Thanks
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