[TriLUG] Raspberry Pi USB hub

[James Jones]

Igor,

The model B requires 5 volts at 700ma. I am using a Droid RAZR charger
to supply my Raspberry.

I don't think a usb hub will supply that current level.

jcj

On Mon, Sep 3, 2012 at 8:56 PM, Igor Partola <igor at igorpartola.com> wrote:
> TriLUG,
>
> I am am expecting my Raspberry Pi board to arrive soon and am starting to
> gather the necessary peripherals. One of the things I am looking at is
> powered USB hubs. I am wondering about two specific things. First, has
> anyone seen a case for sale that comes with a built-in USB hub? Ideally, it
> would also have a single power cable for both the hub and the RPi board.
>
> Alternatively, if I get a separate hub, would it be possible to power the
> RPi board from one of the ports off the hub? In other words, the upstream
> port of the hub would be plugged into one of the two on-board ports of the
> RPi and one of the downstream ports of the hub would be connected to the
> power input of the RPi via an A to micro USB connector. Has anyone seen or
> done this or can anyone say that this will not work?
>
> Thanks,
> Igor
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