NEO 1973 usb change needed
Felipe Balbi
me at felipebalbi.com
Mon Mar 3 23:30:50 CET 2008
On Mon, Mar 03, 2008 at 03:21:03PM -0700, Shawn Rutledge wrote:
> On Mon, Mar 3, 2008 at 3:17 PM, Shawn Rutledge
> <shawn.t.rutledge at gmail.com> wrote:
> > On Mon, Mar 3, 2008 at 2:59 PM, Felipe Balbi <me at felipebalbi.com> wrote:
> > > I'm trying to start helping openmoko project and I noticed a "bug" in
> > > usb hardware:
> > >
> > > In order to get otg certification neo's usb receptacle should be changed
> > > to a micro-AB receptacle instead of a mini-B receptacle.
> >
> > I think you are right that it should not be a "slave only" jack,
> > considering that the device can also be a master.
>
> Oh but that would not permit charging the phone with "standard"
> existing USB chargers. :-(
>
> Maybe it should have both kinds, a slave port and an OTG port?
nope, a micro-B to standard-A cable is enough for this purpose.
OTG Devices shall have only 1 otg port, i.e. only one micro-ab
receptacle.
--
Best Regards,
Felipe Balbi
me at felipebalbi.com
http://blog.felipebalbi.com
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