Temp revisited.
An author had a circuit for a temp sensor as seen here (from http://www.instructables.com/id/DIY-Miniature-Thermometer/ ) : So I redid it to see if I could make more sense of it, Here is the author's code if you want to try it. http://www.mediafire.com/view/qn615bapt9t91a2/PocketThermometer.ino