> Depending on where, in the world, this is being installed, it could > last a long time as you propose, or it could be toast by this time > next year. This is the true statement, precisely describing the situation. > It took > several years of sleuthing to figure out that near-by lightning strikes > resulted in a current sheet through the top several feet of the earth. In fact, large voltage difference could appear even when there are no lightnings at all. Geophysists know about this, electronics engineers does not - this is a problem.
Message
Re: ATMega16 I/O port protection diodes
2010-06-17 by anickol