Paul Kenyon

Thanks for reporting. That's a warning, not an error, meaning it will not block installation. It's safe to ignore that when building (for now.) Please use a more helpful topic...

Yeah, there's lots of documentation on this. Check out these: - http://playground.arduino.cc/Learning/OneWire - http://sheepdogguides.com/arduino/asw1onew1.htm These show using an interface board. You don't need an interface, though. On my Duemilanove, I...