Microprocessors used in analogue gear?

[Dave Burraston]

>
>Other synths with multi-CPU configurations include the JP6 (3 8051s),
>the 
>Chroma (huge brain fart on CPU identities, maybe 8051 & 8049), and the 
>Xpander/M12 (multiple 6809s).
>
>
>
>Hi Guys,
>
>Just thought I'd add my $0.02. The JP4 has 2 8048's in it. One is on
>the motherboard and basically reads all the pots and and switches,
>muxes them up and A/D's them into mem, then writes them out to the
>voice cards. The other is on the Key Assigner board and takes care of
>the Arpeggio and key assign modes, plus it also generates the the
>digital signals for the CV/Gate muxed D/A.
>
>Cheers, Dave...