Date: Wed, 31 Jan 1996 11:26:42 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: msmith@atrad.adelaide.edu.au (Michael Smith) Cc: terry@lambert.org, jgreco@brasil.moneng.mei.com, msmith@atrad.adelaide.edu.au, hsu@clinet.fi, hm@altona.hamburg.com, freebsd-hackers@FreeBSD.ORG, brian@MediaCity.com Subject: Re: Watchdog timers (was: Re: Multi-Port Async Cards) Message-ID: <199601311826.LAA10174@phaeton.artisoft.com> In-Reply-To: <199601310302.NAA17096@genesis.atrad.adelaide.edu.au> from "Michael Smith" at Jan 31, 96 01:32:51 pm
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> Terry Lambert stands accused of saying: > > Go down to Radio shack and buy a copper dot-pad prototype board; they > > are about $10. > > > > Then solder a ribbon connector on it, and run a ribbon cable off to a > > bread board. > > Hey presto, instant RF-to-logic converter. You can now reset your PC > by opening your 'fridge door or putting on the washing. That's why you drop the bus clock rate. 8-). > > Put optoisolators on the breadboard before connecting anything else. > > Yetch. Cheap optos are too slow, and fast ones are too expensive. That's why you put them on the breadboard or on a dedicated developement card instead of on the finished card. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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