[Coco] Homebrew CoCo Games

[Zippster]

Good point, an MCU as a sound chip would open up the possibility of predefined
sounds and free up the CoCo CPU quite a bit.  You could just call a particular sound
and let the MCU carry it out instead of controlling sound chip registers.

- Ed


> On Dec 11, 2015, at 5:50 PM, RETRO Innovations <go4retro at go4retro.com> wrote:
> 
> On 12/11/2015 1:01 PM, Nick Marentes wrote:
>> For anyone interested in reading how Radio Shacks Super Rom Paks worked, here is the Rainbow, June 1990 Page 58 for an article by Greg Zummwalt.
>> 
>> http://www.colorcomputerarchive.com/coco/Documents/Magazines/Rainbow,%20The%20(Clearscan)/The%20Rainbow%20Vol.%2009%20No.%2011%20-%20June%201990.pdf 
>> 
>> Anyone got the skills to redesign and include an option to support a cheap sound chip?
>> 
>> Nick
>> 
> I'm not sure a redesign is needed.  This is exactly how all of the multi-carts work.  bank register at $ff40-$ff7f, etc.
> 
> If you're going to do a sound IC, I'd consider a small AVR Tiny. Such a device could do PCM or other funky things.
> 
> Jim
> 
> 
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