Re: [Gumstix-users] gumstix entering uboot when nothing is plugged in

[Dave H. <dhy...@gm...>]

Hi Colin,

> >It's not so much noise, but a logic level serial line which reads as 0
> >for more than a few character times looks like a "break".
> >
> >
> When I plugged in the tweener I sometimes say what looked like "yyyyy"
> (I think it might have not been y, but y with an umlaut or something
> from the extended ascsii set).

I hop you're talking about plugging in the serial cable to the tweener board.

In which case, the y's (or whatever garbage shows up) is truly noise,
caused by the contacts becoming seated.

Using the tweener (with no robostix attached) should also work fine.

-- 
Dave Hylands
Vancouver, BC, Canada
http://www.DaveHylands.com/