I just received the engeneering review from Maxim. If I only take a look at the pictures, we should immediatly stop using PICs and AVRs and go for Maxim. Judge yourself: http://pdfserv.maxim-ic.com/en/ej/MER_3.pdf Stef Mientki -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu