http://www.space.com/16844-mars-rovers-hot-wheels-mattel-toys.html
http://www.collectspace.com/news/news-080112b.html
It's not a bug it's a feature – vincit omnia veritas
http://www.zibri.org/ describes how to connect a Mattel Jedi Force Trainer to the pc via a TTL/RS232 interface.