Path: utzoo!attcan!uunet!husc6!mailrus!caen.engin.umich.edu!billkatt
From: billkatt@caen.engin.umich.edu (Steve Bollinger)
Newsgroups: comp.sys.mac.programmer
Subject: Re: High-speed Serial Transfer info needed
Keywords: SCC external clocking samplers
Message-ID: <3fccf691.12e8e@scottie.engin.umich.edu>
Date: 21 Nov 88 15:57:00 GMT
References: <145@bnr-di.UUCP>
Reply-To: billkatt@caen.engin.umich.edu (Steve Bollinger)
Organization: caen
Lines: 24

In article <145@bnr-di.UUCP> chuck@bnr-di.UUCP (Charles Shnider) writes:
>I am thinking about building a sound sampler for my Mac+.  Does anyone
>know if commercial samplers like MacRecorder clock the Mac serial
>port externally?  Also, do the built-in Macintosh serial drivers
>handle speeds higher than 57.6Kbaud?  From reading IM II, I can't
>figure out how to run them faster.  I'd like to avoid writing my own
>driver if at all possible.  Thanks in advance,

I think the MacRecorder does clock the port externally.  (22Khz*10 bits=
220,000 baud, much higher than 56000)  Unfortunately, I can't figure out
how to get the serial driver to handle externally clocked data, either.
If you decide to make a sampler that works at 44Khz, tell me, I want one.


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