Default [Q] this sdk is interesting, but i dont understand

http://developer.samsung.com/s-pen-s...K-2-3-Tutorial

this is the tutorial...
http://developer.samsung.com/s-pen-s...K-2-3-Tutorial

someone has try and he say.. http://developer.samsung.com/forum/b...ssageId=263887


im really interesting in this, why? bigger tab like smt3x or smt2x or P series, is more useful with S-Pen. but how can we make this works on our device..

someone can tell me how to make this?