Subject:
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Re: NQC software for Mac? (Robolab back ordered)
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 16 Dec 1998 21:41:38 GMT
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Original-From:
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John Donaldson <jdonaldson@ghgSTOPSPAM.net>
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Viewed:
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4037 times
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There are USB to Serial port adapters. Don't know if they work with a
MAC or IMAC, but they are real.
John A. Donaldson
Medical Informatics Consulting wrote:
>
> I seem to remember seeing an add-in board which would add PC style serial
> ports to Macs. Now this was several years ago; it was for the NuBus; and
> it was rather expensive. I believe it was done so you could interface lab
> equipment to Macs. It may have even been sold as a Labview add-on. I'll
> check with my local Mac guru. He's done all sorts of wacky (sort
> of) things with his Mac (controlling servo motors, real-time data
> collection, etc).
>
> Now theoretically, it should be possible to pop a PCI serial port card
> into a Mac, hack out or buy a driver, and then use the interface on the
> new card. Doesn't really help the people who have iMacs though. Another
> possible avenue is a USB to serial convertor (if they exist). I know that
> USB -> parallel adapters exist for the PC side, but as I'm using Windows
> NT (doesn't yet support USB), I haven't really looked into exploiting the
> capabilities of USB.
>
> Matt
>
> Matt Sailors
> medinfo@aros.net
>
> On Wed, 16 Dec 1998, Chris Osborn wrote:
>
> > On Dec. 16 98, 15:10 PST, "Eric Hodges" <eric.hodges@platinum.com>
> > wrote:
> >
> > > It's been a long time since I worked with serial hardware, but
> > > isn't there an alternative pair of pins to RTS/CTS? DTR/DTS or
> > > something like that? If the Mac sets the other pins you might be
> > > able to short them to the RTS/CTS pins. I know I've done this on
> > > special cables built to connect the 2 types of equipment.
> >
> > DTR/CD aren't alternatives, they serve an entirely different purpose.
> >
> > The PC software toggles the CTS signal, which the tower shorts to
> > RTS, so that it can tell if the tower is connected.
> >
> > Since the Mac serial port doesn't have those pins, there's no way
> > to use the PC software under emulation.
> >
> > ---
> > Chris Osborn FozzTexx Enterprises
> > 707 226 7629 - Voice 2136 Coronado Ave.
> > 707 253 3063 - Fax Napa, CA 94559
> > <fozztexx@fozztexx.com> <http://www.fozztexx.com/>
> >
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Message is in Reply To:
 | | Re: NQC software for Mac? (Robolab back ordered)
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| I seem to remember seeing an add-in board which would add PC style serial ports to Macs. Now this was several years ago; it was for the NuBus; and it was rather expensive. I believe it was done so you could interface lab equipment to Macs. It may (...) (28 years ago, 17-Dec-98, to lugnet.robotics)
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