Hi Carlos!

Well, i've just tried it last week, but reading and reading about mmap(), /dev/mem and user space, i found that it's posible to get better results and also scalable capabilities by writing a linux driver in user space. It's not so dificult, so i'm working on it. As soon as i get working results, i will post it. 

cheers!

--
Juan José Díaz Vecchio
Estudiante Ing. Mecatrónica
Grupo InnovE
Grupo Ceimtun
Departamento Ing. Mecánica y Mecatrónica
Universidad Nacional de Colombia
www.ceimtun.unal.edu.co