> > > Star Rider has no PSG. The sound board has a 6809 driving two DACs via 32*8 > FIFOs. > > > The playback rate is controlled by a PTM. > > > > Does it use one of the standard Midway sound boards? (sounds like a Turbo Chip > Squeak > > -- see audio/midway.c) > > No, it's not that. It's closer to a Williams pinball sound board. The board can > support three FIFOs/DACs plus a TMS5220, but one FIFO/DAC and the TMS5220 are > unpopulated. The software can also control the mix level for the first two DACs.
Interesting. The Squawk & Talk (Discs of Tron) is somewhat like that, but not quite. I think it used a 6802, but it did have a 5220.