Originally Posted by tribble
i dont know, if its a hardware problem, or if it is just a software thing, but i would guess, its just a matter of a device driver. But i dont know, how the keystokes are handled internally. But some clever person will figure it out, now we have full root access to the machine.
Browsing the list of modules you posted earlier, the module to control an USB keyboard isn't loaded.
You can try something like this:
And then test if the USB keyboard works.
(the HCD driver is for both keyboard and mice, AFAIK).
OTOH, I managed to modify the tex file from arivero so that it outputs an A5 page. It uses LaTeX instead of plain TeX, so you have to use "pdflatex launch4-a5.tex" to generate the pdf: