[Coco] WANTED: MUSICTRS80 Code and Data

[phil pt]

I do not think many people will complain about the copyrights now since the
coco has not been sold for more then 15 years ago. The only one that caused
a fuss about it was Barton jr.

On Thu, Oct 15, 2020 at 11:50 AM Arthur Flexser <flexser at fiu.edu> wrote:

> I thought you might possibly be mistaken about that article being the first
> 4-voice sound for the CoCo, since I remembered that when I bought my CoCo,
> there was an issue of Color Computer News in the box that had such an
> example.  But I looked at issues in the Color Computer Archive, and it was
> in the July, 1982 one (I remembered the yellow cover), a few months later
> than the one you mention.
>
>
> https://colorcomputerarchive.com/repo/Documents/Magazines/Color%20Computer%20News/Color%20Computer%20News%20%2310%20-%20July%201982.pdf
>
> It is the article entitled "William Tell", by Garry Howard,  on p16, which
> has the source for playing the William Tell Overture in 4 voices.  It may
> not have been the first, but the source is quite legible, though you'd have
> to be a masochist to type in all the music data by hand.  Might be
> scannable, though.  There is no text accompanying the source listing (other
> than the comments within it).  This makes me think that the author may have
> been using some earlier source code and just contributed his WIlliam Tell
> rendering to CCN.  So, perhaps the source is the same as the one you have
> the semi-legible copy of?
>
> Art
>
> On Thu, Oct 15, 2020 at 10:06 AM Robert "Exile In Paradise" Murphey <
> exile at weylan-yutani.com> wrote:
>
> > Dear fellow CoConauts,
> > I hope someone here can help chase down an article/code.
> >
> > 68 Micro Journal published a letter from Clell Dildy in the March 1982
> > issue (volume 4, number 3 pp. 35-37) with 6809 assembly source code for
> > MUSICTRS80, a 4-voice DAC sound player, along with music data for John
> > Denver's "Take Me Home Country Roads".
> > The Internet Archive and SWTPC archives have copies of the 68 Micro
> > Journal issue, but they are very low-resolution and very hard to
> > read/decipher to transcribe the code from - even by hand - without much
> > guessing leading to many possible errors.
> >
> > The words are fine but the
> > code and data are almost unreadable at scale, and too blurry to use if
> > zoomed up.
> >
> > If someone has that code and data and could post it here or on the CoCo
> > archive for everyone, that would be most excellent.
> >
> > Or, if someone has that issue of the magazine and could take high-
> > resolution photos of those pages and send them to me or post them on
> > the archive ... I could then reconstruct the code and data from there.
> >
> > For myself, this is an interesting historical artifact for two reasons:
> >
> > 1. It's the earliest 4-voice sound code/system I have found for the
> > 6809/CoCo so far - and seems to have been the inspiration for many
> > others such as those later published commercially and in the Rainbow.
> >
> > 2. It's based directly off of the 1977 Byte magazine article by Hal
> > Chamberlin (for 6502/KIM-1) which was a seminal article in the entire
> > field of digital music.
> >
> > Thanks for reading this far and I hope someone can help resurrect this
> > particular artifact for the community.
> >
> > --
> > Robert "Exile In Paradise" Murphey <exile at weylan-yutani.com>
> > Weylan-Yutani Corporation
> >
> >
> > --
> > Coco mailing list
> > Coco at maltedmedia.com
> > https://pairlist5.pair.net/mailman/listinfo/coco
> >
>
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