Date: Thu, 15 Feb 1996 22:48:34 -0800 From: "Jordan K. Hubbard" <jkh@time.cdrom.com> To: Michael Smith <msmith@atrad.adelaide.edu.au> Cc: hackers@FreeBSD.ORG Subject: Re: Multidrop serial (422/485) driver Message-ID: <361.824453314@time.cdrom.com> In-Reply-To: Your message of "Fri, 16 Feb 1996 15:13:48 %2B1030." <199602160443.PAA26172@genesis.atrad.adelaide.edu.au>
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> The 'mdsio' driver provides support for multidrop serial busses, either > using a standard RS-422/485 interface card, or a standard RS-232 serial > port with DTR- or RTS-controlled transmit/receive. Uh. Interesting. I wasn't aware that anyone was still playing with serial networks since they dismantled BERKNET. :-) Are you guys actually using this stuff in such an application? Jordan > > At this point, the driver is for -stable; at some stage DEVFS support will > be added I'm sure. > > As the interface stands, it's simply a means for moving data on the bus; > to run IP (for example) on the bus would require a simple wrapper to > hang off a 'tun' device. > > If anyone believes they have an environment in which they could test/use > this driver, please contact me for more details. > > -- > ]] Mike Smith, Software Engineer msmith@atrad.adelaide.edu.au [[ > ]] Genesis Software genesis@atrad.adelaide.edu.au [[ > ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ > ]] realtime instrument control (ph/fax) +61-8-267-3039 [[ > ]] Collector of old Unix hardware. "I seek PEZ!" - The Tick [[
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