i readed in the begin of the school year a forum post about the 8x 56 and was build on a breadbord. now i made for school the same but then build in a case of plexiglas. used 60x60 mm led matrixes.
thanks to Hari who bring the idea:)
and here is the code i used. ( including the serial part + bigger ascii tabel + EEprom) http://code.google.com/p/remco-avr/source/browse/Bastiaan/klaar/klaarintxt.txt
btw, this is what i deliverd to school, so the comments are in dutch. blame me but i dont wanna change it back:)
So big Thanks to Hari for making his project and helped me futher in the EEProm part