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From: Jeff Sickel <jas@corpus-callosum.com>
In-Reply-To: <1c796fa516a34db4215be350fe029d43@ladd.quanstro.net>
Date: Thu, 21 Feb 2013 13:26:26 -0600
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	<1c796fa516a34db4215be350fe029d43@ladd.quanstro.net>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] arcnet
Topicbox-Message-UUID: 1ce6fbfc-ead8-11e9-9d60-3106f5b1d025


On Feb 21, 2013, at 12:44 PM, erik quanstrom <quanstro@quanstro.net> wrote:

>>> However, because of its simple, robust nature, ARCNET controllers are
>>> still sold and used in industrial, embedded, and automotive
>>> applications.
>>
>> Sounds positively anachronistic.  Thanks for the clarification.
>
> and so is rs-232.  usb is the way of the future.  :-)  i say this with
> toungue in cheek, of course.  old does not lie along the useful
> axis.

rs-232/422/485 has a lot going for it, more so than usb.  Well, at least
until usb-optical cables become cheaper than copper, and even then you've
got component costs that are more expensive.  Moving to ethernet at least
opens up the ability to use MODBUS TCP.

-jas