From: Michel Lanners <mlan@cpu.lu>
To: djosg@mgu.bath.ac.uk
Cc: linuxppc-dev@lists.linuxppc.org
Subject: Re: CPU Temperature Patch
Date: Thu, 21 Sep 2000 21:02:16 +0200 (CEST) [thread overview]
Message-ID: <200009211902.VAA03147@piglet.grunz.lu> (raw)
In-Reply-To: <10009201242.AA11420@mgu.bath.ac.uk> or <11420.10009201242@mgu.bath.ac.uk>
Hi there,
On 20 Sep, this message from D.J. Osguthorpe echoed through cyberspace:
> Note that the intrinsic resolution of the temperature seems to be 4 degrees
> - the values printed are at the mid-point between two 4 degree multiples.
Yes, that is so by design: 5 bit A/D for a range of 0 - 128 degrees.
Found that in some paper on the Thermal Assist Unit (ref. 2 in the
appnote).
By the way, the uncalibrated sensor has an accuracy of +- 12 degrees.
Michel
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prev parent reply other threads:[~2000-09-21 19:02 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <11420.10009201242@mgu.bath.ac.uk>
2000-09-20 12:42 ` CPU Temperature Patch D.J. Osguthorpe
2000-09-20 15:03 ` Albrecht Dre_
2000-09-20 18:04 ` Tom Rini
2000-09-20 19:15 ` Michael Schmitz
2000-09-21 2:24 ` Tom Rini
2000-09-21 19:40 ` Michel Lanners
2000-09-21 19:02 ` Michel Lanners [this message]
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