[U-Boot-Users] MPC8280 USB console

Wolfgang Denk wd at denx.de
Sat Aug 13 09:30:28 CEST 2005


In message <OF78D6146B.9ED0D2B2-ON4825705C.00148F71 at uk.marconicomms.com> you wrote:
> 
> According to the MPC8280 Reference Manual, the USB controller, which does
> not conform to OHCI and UHCI programming model, operates in 2 modes, USB
> Functiona nd USB Host. I guess what you mean with "device mode" would be
> USB function mode in this context....

Yes, but does the PQ2FADS-ZU support this mode?

> WD# You better check what your hardware allows. Using a A-to-A cable with
> hartdware that is not compatible may ruin both your target board  and
> the PC.
> 
> The only USB connector on the board is a Type-A connector. So I have to use
> Type-A-to-Type-A cable. My question is, would this cable naturally be a
> cross-connect cable?

Again: you better check what your hardware *allows*. There is more to
USB than just the controller in the processor.


Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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