Y-cable and USB-OTG: mutually exclusive

Stefan Schmidt stefan at openmoko.org
Tue Apr 29 15:14:54 CEST 2008


On Tue, 2008-04-29 at 14:00, Andy Green wrote:
> Somebody in the thread at some point said:
> | On Tuesday 29 April 2008 12:14:32 Joerg Reisenweber wrote:
> | [...]
> |> So we're back again to my lovely little coax ;-) Much smaller than 2nd
> |> micro-USB, much simpler, many many compliant chargers out there.
> |
> | That's irony, right? It's oh-so-good that after years of an increasing
> amount
> | of non-compatible wall warts, manufacturers finally stopped doing
> that. You
> | don't really want to go back, do you?
> In fact we ship a "non-compatible wall wart" :-)  Just happens to
> terminate in mini USB, but it ain't complaint.

That is right. But it comes from the fact that the USB charging spec
did come late. To late for us and to late for other companies. Still
chargers with a 48kOhm work on a lot devices.

The USB charging spec is ready *now* and I really hope people use it
instead of doing their own thing.

Stefan Schmidt
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