Questions: have any others on here done stuff like
this, or have any
pointers to good resources? I'm learning as I go along here, flicking
through technical manuals for 8-bit CPUs etc. and gleaning what I can
from the web.
If you want to venture in to the land "Down Under" read
about the EDUC-8.
http://www.ljw.me.uk/educ8/