[Linaro-validation] identifying USB devices

Zygmunt Krynicki zygmunt.krynicki at linaro.org
Wed Apr 25 10:08:07 UTC 2012


W dniu 24.04.2012 19:05, Alexander Sack pisze:
> On Tue, Apr 24, 2012 at 4:59 PM, Andy Doan <andy.doan at linaro.org> wrote:
>> +Zach to see if he's thought about this
> 
> Zach and me talked with many others, many times about this and for
> roughly the last 6 month there have been many ideas and proposals
> coming up that didn't do the trick.
> 
> Hence, I concur that the only real way - without improving the sd mux
> to identify itself through something like EPROM (which we don't really
> want to do) - is to move to a satellite approach in the spirit of
> zachs pitch on how a box that offers sdcard muxing and power
> measurement could look like (with some refinements) :).

\o/

I'm trying to do that with Arduino (well, I'm just starting given the
lack of time) but I think we can do it in under 100€ range for a single
device with USB connection to any machine. Arduino has enough resources
to manage one slave device (currently doing serial mux + power control).

Thanks
ZK

-- 
Zygmunt Krynicki
Linaro Validation Team



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