This first project is a bit too tough...... Anyway we
are here to help :)

John


--- Jinx <joecolquitt@clear.net.nz> wrote:

>  > Can someone advise me as to how to look up these
> parts?
> 
> Hi Edmund
> 
> Phew. You've picked a challenge to start electronics
> with
> 
> I'd like to give you a reference at Maxim's site but
> they appear to
> be closed
> 
> http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3021
> 
> This will at least show you how the DS1820 is
> connected
> 
> http://www.embedtronics.com/demotemp/demotemp.html
> 
> I'd suggest you not bother with the 12C508 unless
> it's programmed.
> It's a one-time programmable device. Get it wrong
> and that's about
> it (it isn't quite, without getting too complicated)
> 
> You would be much better to get a Flash device, ie
> something with
> 'F' in the middle. 12F629 or F675, 16F628, F88, or
> even the F84.
> Plenty of mid-range devices to choose from
> 
> I've personally not used the DS1820, I know some
> here have. They
> can advise you better about the coding required
> 
> -- 
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> 



       
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