linux-kernel - Re: Errant readings on LM81 with T2080 SoC

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Message-ID: <20210308223934.GD185990@roeck-us.net>
Date:   Mon, 8 Mar 2021 14:39:34 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Chris Packham <Chris.Packham@...iedtelesis.co.nz>
Cc:     "jdelvare@...e.com" <jdelvare@...e.com>,
        "linux-hwmon@...r.kernel.org" <linux-hwmon@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: Errant readings on LM81 with T2080 SoC

On Mon, Mar 08, 2021 at 08:27:30PM +0000, Chris Packham wrote:
[ ... ]
> > Other than that, the only other real idea I have would be to monitor
> > the i2c bus.
> I am in the fortunate position of being able to go into the office and 
> even happen to have the expensive scope at the moment. Now I just need 
> to find a tame HW engineer so I don't burn myself trying to attach the 
> probes.
> 
A bit unrelated, but you can get scopes connected through usb which are
quite low-cost (like in the $100 range) and good enough for i2c testing.

Guenter