Help with Nios design

Make this web page your new best friend:

http://www.altera.com/literature/lit-nio2.jsp

Towards the bottom you'll see a section entitled "Embedded Design Handbook":

http://www.altera.com/literature/hb/nios2/edh_ed_handbook.pdf

Should prove useful. While Nios development is very user friendly, you should not expect to pick it up overnight without a little reading.

Have fun,

Jake