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Re: PCP Temperature monitor

To: Kevin Wang <kjw@xxxxxxxxxxxxxxxxx>
Subject: Re: PCP Temperature monitor
From: Keith Owens <kaos@xxxxxxxxxxxxxxxxx>
Date: Mon, 05 Jun 2000 20:34:07 +1000
Cc: kjw@xxxxxxxxxxxxxxxxxxxx, Ken McDonell <kenmcd@xxxxxxxxxxxxxxxxx>, pcp@xxxxxxxxxxx, sgi.engr.pcp@xxxxxxxxxxxxxxxxxxxx, sgisat@xxxxxxxxxxxx, ptg_pcp@xxxxxxxxxxxxxxxxxxxxxxx
In-reply-to: Your message of "Mon, 05 Jun 2000 03:01:49 MST." <200006051001.DAA61566@puma.engr.sgi.com>
Sender: owner-pcp@xxxxxxxxxxx
On Mon, 5 Jun 2000 03:01:49 -0700 (PDT), 
Kevin Wang <kjw@xxxxxxxxxxxxxxxxx> wrote:
>Some technical background on the Dallas Semiconductor 1-wire-network
>(Microlan) that is discussed below.
>
>It's called 1-wire (trademark!), even though it's physically two
>wires.  Go figure; marketing!

Historically the ground was not counted.  Devices that had separate
power, ground and data were called 2 wire devices.


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