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From: Wolfgang Grandegger <wg@domain.hid>
To: Daniel Schnell <daniel.schnell@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] RT-SocketCan + Xenomai on MPC5200B
Date: Tue, 07 Nov 2006 16:02:40 +0100	[thread overview]
Message-ID: <4550A010.3090103@domain.hid> (raw)
In-Reply-To: <DD39B5C3F4963040ADC9768BE7E430CB014DF008@domain.hid>

Daniel Schnell wrote:
> Syed Amer Gilani wrote:
>  
>> I had similar problems, but with a 2.6.18 Kernel. Check you Kernel
>> configurations of mscan. The default clock of 66Mhz is possibly
>> wrong, on my mpc5200b board it is 33Mhz. And also check the Pin
>> Configuration. I had also no termination on board, so i had to add it
>> to the cable.   
> 
> 
> Hi,
> 
> This fixed it: setting it from 66MHz to 33MHz in the MSCAN
> configuration. At least the IOUnit gets messages now. Thanks a lot !!

I will make this the default on MPC5200B. You are not the first on 
stumbling over this quirk.

> If now only the clock_nanosleep() would wait as long as expected and
> would not return after 1/4 of the time ....

Do you have a little demo program demonstrating the problem?

Wolfgang.


  reply	other threads:[~2006-11-07 15:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <ac3922a00611070616s6efa5e39wa8a2b849d9fc683b@domain.hid>
2006-11-07 14:39 ` [Xenomai-help] RT-SocketCan + Xenomai on MPC5200B Daniel Schnell
2006-11-07 15:02   ` Wolfgang Grandegger [this message]
2006-11-07 13:43 Daniel Schnell
2006-11-07 14:03 ` Wolfgang Grandegger
2006-11-07 14:22   ` Daniel Schnell
2006-11-07 14:35     ` Wolfgang Grandegger
2006-11-07 14:45       ` Daniel Schnell
2006-11-07 20:31     ` Wolfgang Denk

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