Hi, Enrik

You should browse the Parallax site : in their applications ... there's all your link shows ... but for PICs AND PbP ( or compatible) written.

http://www.parallax.com/Portals/0/Do...eb-PC-v1.0.pdf

see also here : http://www.emesystems.com/BS2math5.htm#Smoothing

" Hope it can help " ... as we use to say !!!

Alain