> 
> > Correct. I've got a Dock II here and the motherboard of a Dock and they
> > both have an AMD 85C80 on it which is most likely a 53C80 clone.
> 
> Actually, I believe that's a "COMBO" chip that contains the 53C80 and
> the 8530 (SCSI and serial) parts.

Yes. It was first used in the IIsi, and I guess Apple liked it. :-)

Actually, it's more like an 85C30, an 8530 SCC w/ a few extra features.

Take care,

Bill