> need to do now is track down someone that can sell me a few
> PIC16F84 or 16F628-based smartcards

Mentioned these the other day

www.jaycar.co.nz  or  www.jaycar.com.au

Product code ZZ8800, AUS$9.95 (~UKP4)

Might be useful to you, but I'm sure you must be able to get
something like it in Europe. Jaycar are retail after all

--
http://www.piclist.com hint: The PICList is archived three different
ways.  See http://www.piclist.com/#archives for details.