On Wed, Dec 15, 2010 at 8:17 AM, Olin Lathrop wr= ote: > I guess I missed something in the flurry of messages, but I thought you > were > now using a switcher so the input voltage above 5.5V is not a problem, in > fact desirable. Certainly a switcher can be set to deliver pretty close = to > 5V out, so what's 5.5V got to do with anything now? The switching supply that I'm using, http://focus.ti.com/docs/prod/folders/print/tps63020.html, has only a 1.8 - 5.5 volt input range. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .