Xref: utzoo comp.periphs:840 comp.unix.questions:6228 Path: utzoo!mnetor!uunet!cadnetix.COM!beres From: beres@cadnetix.COM (Tim Beres) Newsgroups: comp.periphs,comp.unix.questions Subject: Re: Unix Interrupts Message-ID: <2267@cadnetix.COM> Date: 24 Mar 88 21:35:24 GMT References: <3102@cup.portal.com> <3617@mtgzz.UUCP> <991@mcgill-vision.UUCP> Reply-To: beres@cadnetix.COM (Tim Beres) Organization: Cadnetix Corp., Boulder, CO Lines: 23 In article <991@mcgill-vision.UUCP> mouse@mcgill-vision.UUCP (der Mouse) writes: > >At McGill here we built a fairly extensive system for robot control >that required "real-time" response. We got it through the use of some >horrible kludges and by throwing security completely out the window. I >can provide details if anyone is really interested; the system is a >MicroVAX-II running what started out as 4.3BSD. (I say "started out >as" because we have had to do a good deal of hacking on it.) > I've spent much time using RMX and VersaDos, both real-time OS's. What I want to know is why ya'll hacked up Unix. Why not just get RMX on an SBC, connect via ethernet to a UNIX system, and run with that? Cost is one concern no doubt. Plus the academic thrill of hacking UNIX. I've always thought marrying two systems, each of which is excellent (no flames, please) at what it does, would work nicely. Is anyone *out there* doing this type of thing? -- Tim Beres Cadnetix 303/444-8075 x221 5775 Flatirons Pkwy {uunet,boulder,nbires}!cadnetix!beres Boulder, CO 80301 beres@cadnetix.com