AVR-Chat

Three dip-switches and a binary table for the user?


On 24 Jun 2007 at 22:41, Richard Cooke wrote:

> Unfortunately I can't.  I don't have the space in this design and I
> need to make it as easy as possible for the end user to make their
> selection.  This limits me to a dip switch that can be switched with a
> pencil or finger nail.  I can't expect them to have a screwdriver
> handy.  I also don't have the room for a rotary knob.
> 
> Richard Cooke
> 
> --- In AVR-Chat@yahoogroups.com, "Cat" <catalin_cluj@...> wrote:
> >
> > Can you use a BCD switch? All done for you.
> > 
> > Cat
> > ----- Original Message ----- 
> > From: "Richard Cooke" <rcooke@...>
> > To: <AVR-Chat@yahoogroups.com>
> > Sent: Sunday, June 24, 2007 4:29 PM
> > Subject: [AVR-Chat] 8 to 3 demultiplexer?
> > 
> > 
> > > Hi Folks,
> > > 
> > > I need to read an 8 switch dip switch but I only have 3 inputs left. 
> > > I'm using 2 AAA batteries for this project so I need to use low
> > > voltage/low power parts.  Anybody have any good ideas?
> > > 
> > > Thanks again,
> > > 
> > > Richard Cooke
> > > 
> > > 
> > > 
> > > 
> > > Yahoo! Groups Links
> > > 
> > > 
> > > 
> > >
> >
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> Yahoo! Groups Links
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