>I am sure if you read the fine print, somewhere in Microchip's (and in >other manufacturers) documentation you'll find similar warnings too. I remember that National Semiconductor has had, for far more years than I can remember, a disclaimer in their data books and data sheets that their products are not for use in life support products or other critical applications, without written consent from National Semiconductor. I suspect they were setting out to head off any possible law suit due to a medical instrument malfunctioning, causing death. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist