Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!uunet!mcsun!ukc!inmos!bob
From: bob@oberon.inmos.co.uk (Bob Green)
Newsgroups: comp.music
Subject: Re: Need RS232 <=> MIDI converter?
Message-ID: <3609@ganymede.inmos.co.uk>
Date: 15 Jan 90 11:33:33 GMT
References: <18129@umn-cs.CS.UMN.EDU> <4642@hplabsz.HPL.HP.COM>
Sender: news@inmos.co.uk
Reply-To: bob@inmos.co.uk (Bob Green)
Organization: INMOS Limited, Bristol, UK.
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In article <4642@hplabsz.HPL.HP.COM> mayer@hplabs.hp.com (Niels Mayer) writes:
>In article <18129@umn-cs.CS.UMN.EDU> brsmith@umn-cs.CS.UMN.EDU (Brian R. Smith) writes:
> [Stuff deleted]
>Can serial lines support midi rates?

Yes, usually. Your main problem will be that your uart clock will probably
be the wrong frequency to divide down to provide 31.25 Baud, so you might
need to change a crystal or something.

>Alternately, I might just go ahead and build the interface hardware
>for the internal bus and write a device driver. Anybody have any
>references for "build your own" midi-interfaces? (schematics for the
>ibm pc will do, i can translate...). 

See the June 1986 edition of BYTE (Vol 11, No 6). It contains a
whole section on Midi, including circuit diagrams for a PC.

>-- Niels "WINTERP + MIDI + DATAGLOVE == HEAVEN" Mayer.

Bob.
Bob Green           Inmos Ltd, Bristol | EMail(UK) ukc!inmos!bob
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