Wish for 2nd generation Neo: USB 2.0

Joe Pfeiffer jjpfeifferjr at comcast.net
Sun Jan 21 14:56:30 CET 2007

Harald Welte writes:
>The main problem (with more powerful SoC) is not to provide a USB2.0
>host port in the device.  The main problem is power.  You need a pretty
>powerful DC/DC step-up converter to provide the 5V power supply to the
>USB bus.  And you have to provide at least up to 100mA - but to support
>all devices, 500mA.

I don't see this is a real problem -- 1.1 is supposed to do that too.
I'd have to look at the specs (USB and USBToGo) but I don't think
unpowered USB is actually compliant under any of them.

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