[sdiy] TI 76477 Space Invaders sound chip detailed analysis

Vilhelm Gustafsson villeg at gmail.com
Mon May 28 01:47:28 CEST 2018


On Wed, May 23, 2018 at 6:22 PM, Eric Brombaugh <ebrombaugh1 at cox.net> wrote:

> Google "Blacet Dark Star Chaos" - pretty sure that Frac Rack module was
> based on the SN76477.
>

Yes it was. It doesn't really say anything about that on Blacet's page, but
as you can see:

Schematic of the original 80s version:
http://electro-music.com/forum/phpbb-files/dsschorig_202.gif

Pic of the "2000" reissue sold about 10 yrs ago:
https://www.flickr.com/photos/bamsyn/2706062910/in/album-72157604058910638/

/Ville
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