Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!apple!olivea!oliveb!isc-br!hawk!wddami!wayned From: wayned@wddami.spoami.com (Wayne Diener) Newsgroups: sci.electronics Subject: Re: MIDI Message-ID: Date: 13 Nov 90 22:24:48 GMT References: <4840.tnews@basso.actrix.co.nz> Sender: uucp@hawk.isc-br.com (UUCP Login) Lines: 31 >In article <4840.tnews@basso.actrix.co.nz> dgold@basso.actrix.co.nz (Dale Gold) writes: >Quoted from - cs161fhn@sdcc10.ucsd.edu (Dennis Lou): >> On my room mate's Amiga, he plugs a little box into his serial port >> and voila! he's got MIDI in, out, and thru. >> [...] >> Why can't you do this on an IBM? What does the Roland MPU-401 >> have that a modified serial interface doesn't? > >A friend of mine has built an IBM interface based roughly on my homemade >Amiga box. The problem is that all (?most?) of the good IBM software >is designed for the MPU-401, which has a lot of built-in features. Don't >ask me what they are! :-) My friend is going to write his own s/ware, so >for him, it's not a problem. > >> What does the Amiga serial interface have that the IBM's doesn't? > >Basically, nothing. My old A1000 has a source of power through the serial >port - I think this was eliminated in the 500-3000 range. Otherwise, >there's nothing unusual in the Amiga port. > Not quite true. The A1000 is capable of generating the 31.25 baud signal for midi. Most clone serial ports are not capable of this. -- |---------------------------------------------------------------| | // Wayne D. Diener | | // Spokane, WA | | \\ // E-mail reply to: | | \X/ To: isc-br!hawk!wddami!wayned@uunet.uu.net | |---------------------------------------------------------------|