[Efi332] Queued SCI transmit with interrupts on MPC555

David Eicher sailors3
Thu Dec 8 15:31:16 UTC 2005


Hi John,

Could you email me at my office email: deeicher at rockwellcollins.com please?

I've had a request into Freescale for about 72 hours now and no response.
Maybe you could spare a few minutes to talk if I call you? I'd love to get a
little of your insight on how QSCI works for transmit.

Thanks,

Dave Eicher


-----Original Message-----
From: efi332-bounces at diy-efi.org [mailto:efi332-bounces at diy-efi.org] On
Behalf Of John Honnold
Sent: Wednesday, December 07, 2005 1:31 PM
To: efi332 at diy-efi.org
Subject: Re: [Efi332] Queued SCI transmit with interrupts on MPC555

David:

   What seems to be the problem?  I work for Freescale
with the MCUs, so I may be able to help.  Let me know
some specifics.

Regards,

John Honnold

--- David Eicher <sailors3 at comcast.net> wrote:

> Hello,
> 
> Anyone have any experience with the subject matter?
> I've followed the
> examples in the demo code in the quickstart package,
> the top half and bottom
> half interrupts/flags just don't seem to work they
> way they suggest. The
> users manual for MPC555 doesn't give a lot of
> detail, but I have not
> succeeded in transmitting a string of bytes using
> interrupts yet. Using a
> polling method I was able to get transmit working
> using the transmission
> queue.
> 
> Thanks for any help you might be able to offer,
> 
> Dave
> 
> 
> _______________________________________________
> Efi332 mailing list
> Efi332 at diy-efi.org
> http://lists.diy-efi.org/mailman/listinfo/efi332
> 

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