Re: K Line Problem

From: acetoel <Nik@...>
Date: Fri Dec 19 2003 - 23:43:06 CET

Hi Bulent.

Unfortunately, I don't have a problem on the Power Supply as all
other components (GLCD, RTCs and so on) still works (without a reset
detection) after the failure. And all seems to be that I received or
sent a wrong byte (an ACK byte, perhaps).

I will try a Switching power supply
Bye
Ezequiel

--- In opendiag@yahoogroups.com, "Bülent Özen" <ozenelekt@i...> wrote:
> Hello Ezequiel
>
> Ý believe it is not a problem on k-line but a problem on power
supply
> that disturbe your AVR. Because i spike on K-line dont must disturbe
> your communication.
>
> You have a good article in atmel site about EMC prevention.
>
>
> Best regards
>
> Bülent
>
>
>
> -----Original Message-----
> From: highlander [mailto:gorgar@p...]
> Sent: Friday, December 19, 2003 10:19 PM
> To: opendiag@yahoogroups.com
> Subject: Re: [opendiag] K Line Problem
>
> Use two hex invertors on K Line to cut of the peacks and make
signal to
> be good.
> Or try just with one coupled condezator to ground(first try with
100pF)
> or you can also use one BAT49 diode between
> ground and K line diode plus on K line.
> ----- Original Message -----
> From: acetoel
> To: opendiag@yahoogroups.com
> Sent: Friday, December 19, 2003 11:45 AM
> Subject: [opendiag] K Line Problem
>
>
> Hello
>
> I'm getting some noise from the motor, into the K Line. So my
> program halts at any time. Specially when I acellerate (this
> generates more noise). How can I filter the K Line?
>
> Thanks
> Ezequiel
>
>
>
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>
>
>
>
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Received on Fri Dec 19 14:43:10 2003