Alan B. Pearce wrote: > Another trick you could use is one of the switching regulator/LDO chips > that > companies like Linear Technology make to handle battery/USB power > switching. Do you remember the p/n's off the top of your head? I think Maxim has something like that too, has anyone had any experience with ICs of this kind? Best regards, Vitaliy -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist