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Electronic Equipment > Microcontrollers 8bit > Re: woot: ROM ...
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Re: woot: ROM tradgedy revisited

by rebel <me@[EMAIL PROTECTED] > Jan 12, 2008 at 08:46 AM

On Thu, 10 Jan 2008 23:58:31 +0000, Ian Malcolm
<valid.address.in.signature@[EMAIL PROTECTED]
> wrote:

(snip)
>Dont forget a bit of aluminium foil tape over the window in the EPROM. 
>It on1y takes a few weeks of direct sunlight to wipe an EPROM and 
>ambient liting can cause the EPROM  to malfunction (But not actually 
>erase it).  Some people would prefer a black paper label.  Pale colours 
>and PVC tape can let too much light through for *long* term reliability

Ian, do you have ANY evidence to back that claim re sunlight.  AFAICT it
is
urban legend, but tests we conducted - in a far sunnier climate than yours
;-) -
revealed not a single bit had changed in 2764's after a month in the
weather.

rebel

32S 116E
 




 10 Posts in Topic:
woot: ROM tradgedy revisited
"robb" <some  2008-01-10 07:26:01 
Re: woot: ROM tradgedy revisited
Ian Malcolm <valid.add  2008-01-10 23:58:31 
Re: ROM tradgedy revisited (was: microcontroller ROM copy troub
"robb" <some  2008-01-11 11:01:13 
Re: woot: ROM tradgedy revisited
rebel <me@[EMAIL PROTE  2008-01-12 08:46:17 
Re: woot: ROM tradgedy revisited
Lostgallifreyan <no-on  2008-01-12 00:25:37 
Re: woot: ROM tradgedy revisited
Eric Smith <eric@[EMAI  2008-01-11 17:40:22 
Re: woot: ROM tradgedy revisited
"robb" <some  2008-01-11 21:08:14 
Re: woot: ROM tradgedy revisited
Ian Malcolm <valid.add  2008-01-12 03:40:55 
Re: woot: ROM tradgedy revisited (REPOST)
Ian Malcolm <valid.add  2008-01-12 03:49:35 
Re: woot: ROM tradgedy revisited (REPOST)
Ian Malcolm <valid.add  2008-01-12 03:52:46 

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tan12V112 Thu Nov 20 19:48:49 CST 2008.