[Soekris] trouble with net4826 and powered USB hub

[Maurice Janssen]

On Wednesday, July 25, 2007 at 06:53:37 +0200, Maurice Janssen wrote:
>Perhaps the GND levels of the DWL-P50's is different when set to 5 or 12
>Volt output?  That would cause a short-circuit current that destroys the
>USB port.  You can measure the voltage between GND of two adapaters
>without the Soekris and USB hub connected.  If you measure (very close
>to) 0 V between both GND outputs, you can't use them like this.

Oops, that should have been:
If you DON'T measure close to zero, you can't use them.

Maurice