More dodgy components, this time from our friends at Maxim (c/o Motorola)<br /><br />The DS2502 datasheet is here:<br />http://www.maxim-ic.com/datasheet/index.mvp/id/2924<br /><br />UPDATE:<br />Maxim have admitted the problem and have fixed everything without fuss.<br /><br />It turns out the firmware is intended for Motorola phone batteries:<br />http://www.freepatentsonline.com/5717307.html