Linux CAN drivers development
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From: Wolfgang Grandegger <wg@grandegger.com>
To: Julien Pilet <julien@anemomind.com>
Cc: Kurt Van Dijck <dev.kurt@vandijck-laurijssen.be>,
	"linux-can@vger.kernel.org" <linux-can@vger.kernel.org>
Subject: Re: Bad reading from mcp2515 with j1939
Date: Mon, 18 Apr 2016 07:48:50 +0200	[thread overview]
Message-ID: <57147542.20208@grandegger.com> (raw)
In-Reply-To: <5711180D.8090407@grandegger.com>

Am 15.04.2016 um 18:34 schrieb Wolfgang Grandegger:
> Hello,
>
> Am 15.04.2016 um 18:25 schrieb Julien Pilet:
>> Hi,
>>
>> Thanks a lot for your help, I found the error. There was a resistor
>> that was not supposed to be there (120ohms between CANH and CANL).
>> Removing it solved the problem.
>
> Well, the mcp2515 should read wrong data even with improper bus
> termination.

s/should/should *not*/. of course!

> Anyway, have a nice weekend as well.
>
> Wolfgang.

  reply	other threads:[~2016-04-18  5:49 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-15  9:54 Bad reading from mcp2515 with j1939 Julien Pilet
2016-04-15 10:19 ` Kurt Van Dijck
2016-04-15 13:02   ` Julien Pilet
2016-04-15 14:52     ` Wolfgang Grandegger
2016-04-15 16:25       ` Julien Pilet
2016-04-15 16:34         ` Wolfgang Grandegger
2016-04-18  5:48           ` Wolfgang Grandegger [this message]
2016-04-18  4:29         ` Tom Evans
2016-04-15 13:07 ` Ramesh Shanmugasundaram

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