Jinx wrote: > No reason a micro shouldn't be as reliable a solution as a dedicated > IC. There are pros and cons for either option (cost, simplicity, s/w, > availability etc) Had some talk a couple of years ago with some people. I agree on this. A properly programmed and powered/configured uP (PIC among the others, I'd say even more reliable) will do as better as std. logic. Maybe just some debugging is needed (besides designing software , of course) -- Ciao, Dario -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist