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. _______________________________________________ OpenMoko community mailing list [email protected] https://lists.openmoko.org/mailman/listinfo/community
