Walter Banks wrote: > I haven't read James's article yet You really should do that instead of just guessing if you're going to comment on this. > operating power on shutdown with a time constant of about an hour, > ie 2-3% at the end of the first hour. Not according to the article. See above. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .