Check out the "Embedding Ruby" presentation from RubyConf 2005:
http://www.zenspider.com/dl/rubyconf2005/EmbeddedRuby.pdf

The stuff you're interested in starts around page 18, I'd say.

--Wilson.

On 12/9/05, zimba-tm <zimba.tm / gmail.com> wrote:
> Hello ruby fellows,
>
> I would like to know if anyone has experience with embedding ruby in
> small devices and if such project exists ?
>
> In my current work, I'm using Elphel cameras, mobile phones, etc..
> But ruby is pretty heavy, plus I don't know if it compiles on ARM or
> other CPUs.
>
> Any hint would be appreciated :)
>
> --
> Cheers,
>   zimba
>
> http://zimba.oree.ch
>