Acknowledgements:Many thanks to Philip Wise and Gordon
Williams for designing the IO board and much of the laboratory
material during the summer of 2003. Thanks are also due to Daniel
Gordon (Cambridge) and Prof Steve Leeb (MIT) for collaborating on the
project. To Rosemary Francis and Daniel Hulmn for updating the labs
in 2004. To Altera for funding all four summer students and providing kit at
low cost, and CMI for funding Daniel and paying for some of the
development.