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From: Moloko Vellocet <allanjos@gmail.com>
To: linuxppc-embedded@ozlabs.org
Subject: Re: MPC5200 - Problem with PSC mode
Date: Mon, 30 Jan 2006 15:30:33 -0400	[thread overview]
Message-ID: <7a2435710601301130x18fc38b0o3b6bcbbe2a049ce2@mail.gmail.com> (raw)
In-Reply-To: <7492B3D3325B424399725C8A03926A3E2592C2@osiemail.osii.com>

Thank you.

But the error persists, I can't get data stored in RX pin and write
data to TX pin.

Registers like 'rfnum' are with value '0' (zero).

I think that RX and TX has not been enabled.


On 1/30/06, Zeitler, Nathan <nzeitler@osii.com> wrote:
> Hi Allann,
>
> > out_8(&psc->command, MPC5xxx_PSC_RST_RX |
> >          MPC5xxx_PSC_RST_TX |
> >          MPC5xxx_PSC_SEL_MODE_REG_1 |
> >          MPC5xxx_PSC_RST_ERR_STAT);
>
> It looks like you're trying to do too many things at once here.
> ORing SEL_MODE_REG_1 and RST_ERR_STAT together
> forms a completely different command in the Command
> register.  You may want to break that into two lines of code.
> Give that a try!
>
> Open Systems International, Inc.
> Nathan Zeitler
> Hardware Engineer
> 3600 Holly Lane North, Suite 40
> Minneapolis, MN 55447-1286
> Phone: 763 551 0559
> Fax: 763 551 0750
> E-mail: nzeitler@osii.com
>


--
_______________________________
Allann J. O. Silva

"I received the fundamentals of my education in school, but that was
not enough. My real education, the superstructure, the details, the
true architecture, I got out of the public library. For an
impoverished child whose family could not afford to buy books, the
library was the open door to wonder and achievement, and I can never
be sufficiently grateful that I had the wit to charge through that
door and make the most of it." (from I. Asimov, 1994)

  reply	other threads:[~2006-01-30 19:30 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-01-30 14:18 MPC5200 - Problem with PSC mode Zeitler, Nathan
2006-01-30 19:30 ` Moloko Vellocet [this message]
  -- strict thread matches above, loose matches on Subject: below --
2006-01-30 22:34 Zeitler, Nathan
2006-01-28 23:02 Moloko Vellocet

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