USB on-the-go (OTG)- how to use the Neo1973 with USB host and an external keyboard?

Harald Welte laforge at openmoko.org
Sun Mar 25 18:14:58 CEST 2007


On Sat, Mar 24, 2007 at 12:44:14PM +0100, Robert Michel wrote:

> Maybe at the moment, but isn't the complex OTG protocol a software
> question?

no, software and hardware.  using the 2410 it is impossible to do, see
FAQ.

> And again the issue "5V power" I realy would like to see (switchable)
> power on the USB port, even when it serve some power, less then the
> standard like 50mA (to power up one keyboard or one USB flash memory 
> device). 

We _might_ have that in GTA02, but it's really a question of if we can
afford the extra PCB space for it.

> And again¹ I would love to see a normal USB-A jack (powered)
> inside a Neo so that I could use USB gadgets on the road without 
> any adapter 

Won't happen, sorry. too large mechanically.

mini-AB or mini-A, yes, maybe, in GTA03 or beyond ;)

-- 
- Harald Welte <laforge at openmoko.org>          	        http://openmoko.org/
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