Re: IBM QuickTime

Fabrizio Rossi (fabri@eva.ibf.unige.it)
Thu, 16 Feb 1995 04:23:34 -0500


On Feb 15, 5:41pm, pstingley@smtpgate.ssmc.noaa.gov wrote:
> Subject: IBM QuickTime
> I am publishing this question in the hopes that someone knows the
> answer...
>
> Several of us have IBM PS/2s which have microchannel expansion port
> architecture (so the normal video capture boards will not work). The
> only known boards in microchannel are approximately $1800.00 [which may
> be more valuable than the PC at this point].
>
> So I received from one of our fellow Cu-SeeMe'ers a version of
> QuickTime that will work on the PC.
>
> My Question is: Shouldn't the Connectix QuickCam work with an IBM PC
> if said PC uses this software?
>
> The Connectix camera plugs in to the serial port of a Mac and is able
> to send video through these computers because of the Mac's built-in
> QuickTime. But if the PC has QuickTime, why should the camera care
> what processor is on the other end of the serial port? An RS-232c is
> an RS-232c. It seems to me that it should work.
^^^^^^^

That's the difference: the Mac serial ports are not RS-232c, but RS-422
that is a better standard (faster and more reliable) compatile, at
lower rates, with RS-232c.

> Let me know what you think and any experiences that have been had with
> PCs/Quicktime etc. By the way to any Flamers who may be annoyed that
> I'm taking bandwidth away from their IPhone discussion, I just changed
> my e-mail address...
>
> I'll give it to you, next time. Trust me.
>
> Patrick T. Stingley
>
>-- End of excerpt from pstingley@smtpgate.ssmc.noaa.gov

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