50g

--- In 50g@yahoogroups.com, "al.arduengo" <al.arduengo@...> wrote:
>
> --- In 50g@yahoogroups.com, "x2dydx" <x2dydx@> wrote:
> >
> > --- In 50g@yahoogroups.com, "al.arduengo" <al.arduengo@> wrote:
> > >
> > > --- In 50g@yahoogroups.com, "x2dydx" <x2dydx@> wrote:
> > > >
> > > > What sort of things would the serial port be used for?
> > > >
> > > 
> > > I have used mine for communicating with and controlling a 
telescope.  
> > > Really you could use it for lots of things that require a 
serial 
> > > connection.  My next project is to play around with using it 
with a 
> > > GPS unit.
> > > 
> > > -Al
> > >
> > I read somewhere that the serial cable is not available from HP. 
How 
> > did you overcome this problem?  Did the serial cable come with 
your 
> > telescope?  Or is the serial cable available from some other 
source or 
> > did you build one?  Any guidance you can offer is appreciated.  
Thanks.
> >
> 
> I should have been more clear.  Sorry.  I used a 48GX serial port 
for
> my telescope.  I modified a standard 9 pin cable to work with my
> calculator cable.  However, as soon as I get a cable for the 50g, 
I do
> not foresee any problems.
> 
> I for one am happy that they included this  capability on the new 
machine!
> 
> -Al
>

Just to be clear re: serial port of 50g.  It is not a true RS232-
standard device.  It's a 3.3V TTL signal (noninverted).  There 
should be a third-party cable soon if you don't want to make one 
yourself.

--Scott