Hi all, I've just found the ti82 shells ash and os82 and now i wondered , Which shell is best? well ofcourse its not an easy question but i'd realy like to know + and - of the 2.. And then I'd like to know if there is any more z80 programming help then Jimmy måradals z80 programming lessons? mainly one that is for the ti82 not ti85 as I know NADA of assembly programming so far. :) // Peter "Salix" Widenhammar