This could be useful (see table of contents): http://www.newark.com/pdfs/techarticles/microchip/3_3vto5vAnalogTipsnTricksBrchr.pdf 73s André N4ICK -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://amrad.org/pipermail/tacos/attachments/20130604/4df57d51/attachment.html>