Thanks for the reply.

So I can power up the BBB with the USB devices plugged in ??

thanks
a

On Wednesday, April 23, 2014 7:55:25 PM UTC+5:30, Gerald wrote:
>
> Common ground is good.
>
> Gerald
>
>
>
> On Wed, Apr 23, 2014 at 9:20 AM, <[email protected] <javascript:>>wrote:
>
>> Hi,
>>
>> I just would like to know, if there would be any problem with startups if 
>> the BBB would be powered up with a +5V adapter, and some USB devices like 
>> USB pen drive, USB-Serial converters connected to the BBB via an externally 
>>  powered USB hub ??
>>
>> The BBB is connected to an external +5V adapter. and the USB hub powered 
>> through another adapter but with common grounds..
>>
>> Do you think the common grounds would cause some problem ??
>>
>> Sorry if this sounds stupid....
>>
>> thanks
>> a
>>
>>
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