Well Tesla build the whole model in his mind.... He claims it works exactly when the real model was built. But truely, theoratical and application engineers goes hand in hand. Just applying nails to the problem may work but the thing is where can I hammer that nail :) John --- Tamas Rudnai wrote: > Well, there are two type of engineers, the > experimental and the theoretical > one. The experimental do something and if it fails > modifies it not to fail > until 9 out of 10 most of the times works ok. The > theoretical one > calculates, considers, reads, asks others and then > do something that should > work and if not he says it's the fault of the > construction workers :-) > > Tamas > > > > On 12/7/06, Hazelwood Lyle > wrote: > > > > > > > Please report to the piclist if you ever get a > device that fails at > > > one Vdd and passes at the other. I would be > interested in such a > > > result. Microchip says it won't happen. > > > > It was myself who sent in the reference to AN910 a > few days ago, > > which is unclear at best when describing the need > for multiple > > voltage verification. > > > > I am not as well educated as many of you here, and > would certainly > > not challenge anyones assertions, but I do think > it wise to consider: > > > > An Application Note from Microchip may not be a > solid basis for making > > sound technical decisions. There was another App > Note in the past that > > advocated connecting live AC voltage to an input, > with only a high R > > resistor and an assumption that the built-in > protection diodes would > > make it "OK". > > > > I guess what I'm saying is that I'd trust the > opinions of many people > > on this list over the assertions of any single > Microchip AN. > > > > Just my opinion, of course. :-) > > > > Lyle > > > > -- > > http://www.piclist.com PIC/SX FAQ & list archive > > View/change your membership options at > > http://mailman.mit.edu/mailman/listinfo/piclist > > > > > > -- > unPIC -- The PIC Disassembler > http://unpic.sourceforge.net > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > ____________________________________________________________________________________ Want to start your own business? Learn how on Yahoo! Small Business. http://smallbusiness.yahoo.com/r-index -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist