Yahoo Groups archive

AVR-Chat

Index last updated: 2026-04-28 22:41 UTC

Message

Re: [AVR-Chat] Re: Mega128 apparently losing programming

2009-09-23 by Zack Widup

A friend of mine had that happen. He ordered a Morse code keyer and when he
got it, it was missing the microcontroller.
:-(

Zack

On Wed, Sep 23, 2009 at 10:46 AM, David VanHorn <microbrix@gmail.com> wrote:

>
>
> On Wed, Sep 23, 2009 at 10:57 AM, Zack Widup <w9sz.zack@gmail.com<w9sz.zack%40gmail.com>>
> wrote:
> > That is very weird. If it was tested and the LCD display did in fact come
> > up, that would be good enough for me. I can't figure out how the fuses
> would
> > return to factory default unless somehow they overlooked those in
> > programming and testing.
>
> I've seen things like this happen on factory floors. Despite best
> efforts, it happens.
> There is no known way to change the fuses from the application code.
> So, the simple answer is that they never were programmed.
>
> I've seen way wierder things.. How about a box with test station
> stickers from half a dozen tests, which contains not a fully tested
> transaction terminal, but a human wig... ?
> Factory swore up and down it was impossible.
>
> Same thing with boards that never had all the components inserted! 40
> pin DIPs missing.
>
> Don't look for UFOs when the answer is "someone made a mistake".
>
> 
>


[Non-text portions of this message have been removed]

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.