[Coco] USB cable powered CoCo 3 ???

[Roger Taylor]

At 01:23 PM 5/26/2010, you wrote:
>On 26 May 2010 at 13:12, Roger Taylor wrote:
>
> > At 01:05 PM 5/26/2010, you wrote:
> > >On 26 May 2010 at 11:38, Roger Taylor wrote:
> > >
> > > > So.... my question is: what did I stumble across here and has anyone
> > > > had any experience with powering the CoCo through the expansion slot,
> > > > and if so, what are the power requirements and how stable is it?
> > >
> > >
> > >Roger
> > >
> > >be very careful, very careful.  The USB port on a PC will supply a
> > >current of 500 mA max
> > >before the fuse blows.
> > >
> > >Also I seem toremember that some USB hosts will supply 3.3 VDC 
> and not 5 VDC.
> > >
> > >james
> >
> >
> >
> > I'm not toying with it right now.  I just observed shortly that the
> > CoCo does in fact, come on.  Project over.
> >
> >
>
>No problem. Powering off of USB is fine for low power peripheral 
>devices. Not a lot more.
>
>james



Yea, it would be interesting to know how much the CoCo + just the USB 
serial pak draws.



-- 
~ Roger Taylor