[Coco] COCO PSG - It's alive!

[Michael Brant]

Awesome about how long til these are released?

On Dec 25, 2016 2:28 PM, "Brett Gordon" <beretta42 at gmail.com> wrote:

> cool sound and wads of ram/flash memory.  I like it.  Merry Christmas Ed!
> On Dec 25, 2016 10:40 AM, "Zippster" <zippster278 at gmail.com> wrote:
>
> > Thanks Joe!  :D
> >
> > I think we’ll have a lot of fun with this one!
> >
> > - Ed
> >
> > > On Dec 25, 2016, at 6:08 AM, Joe Grubbs <jsgrubbs at hotmail.com> wrote:
> > >
> > > What a great Christmas present for the community too. Excellent work
> Ed!
> > >
> > >
> > > ________________________________
> > > From: Coco <coco-bounces at maltedmedia.com> on behalf of Zippster <
> > zippster278 at gmail.com>
> > > Sent: Sunday, December 25, 2016 1:15 AM
> > > To: CoCoList for Color Computer Enthusiasts
> > > Subject: [Coco] COCO PSG - It's alive!
> > >
> > > It's alive!
> > >
> > > Here's a video of the most recent board I've been working on getting
> > some initial testing.
> > > This sound chip board, the COCO PSG, adds 1MB of combined FLASH and
> SRAM
> > as well
> > > as a Yamaha YM2149 sound generator.
> > >
> > > Test video
> > > <https://drive.google.com/open?id=0B1sgl615FlGneHhvVmw2WTg3QWc>
> > > [https://lh3.googleusercontent.com/uADYQAbjxL2FFMvY2owJFP6nQszFZw
> > zbSkyKZFniq0-exlkfAFQ0SQ=w1200-h630-p]<https://drive.google.com/open?id=
> > 0B1sgl615FlGneHhvVmw2WTg3QWc>
> > >
> > > PSG TEST (720p).mov<https://drive.google.com/open?id=
> > 0B1sgl615FlGneHhvVmw2WTg3QWc>
> > > drive.google.com
> > >
> > >
> > >
> > > The board supports switching the sound generator frequency to either 1
> > or 2MHz.  The first tune,
> > > Space Debris, is a CPC chiptune being played back with the 1MHz clock.
> > The second, Seagulls,
> > > is (I think) from the ST scene and uses 2MHz.
> > >
> > > These are both 50Hz register dumps.
> > >
> > > There's quite a bit of chiptune music that can be easily converted for
> > playback on this for our CoCos,
> > > and the possibility of making new tunes. I love this sound chip stuff,
> > lots of fun... :D
> > >
> > > Merry Christmas everyone!!! :)
> > >
> > > - Ed
> > >
> > >
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> > >
> > >
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