From owner-freebsd-hardware@FreeBSD.ORG  Wed Aug  6 06:27:35 2003
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Date: Wed, 06 Aug 2003 08:27:31 -0500
From: Jim King <jim@jimking.net>
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cc: "Louis A. Mamakos" <louie@TransSys.COM>
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Subject: Re: temperature acquisition on FreeBSD
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Jim King wrote:

> Thermochron would be more expensive.  They're $25 each; a plain 
> temperature iButton is $7, and bare DS1920s are probably a lot less 
> than that.  Also, DalSemi has had major problems producing 
> Thermochrons and quantities have been pretty limited for the last 
> couple years.  (A Thermochron is a nifty toy to have though - I've had 
> fun with mine.)


Clarification:  The bare temperature device is the DS18S20.  In small 
quantities they're $2.57 from DalSemi.  In really small quantities 
they'll probably send you free samples.

Jim