From: Rob Doyle <radioengr at gmail.com> Date: Sun, 16 Dec 2012 13:56:24 -0700 Subject: Re: DEC KS-10 FPGA On 10/3/2012 6:57 PM, Rob Doyle wrote: The KS10 FPGA is starting to come together. The KS10 CPU proper is very close to complete. It passes all of the basic instruction diagnostics and the diagnostic monitor boots and prints the prompt. I'm starting to implement the Unibus-based IO. I know absolutely nothing about Massbus or the disk systems that were common on the KS10. I would like to choose one disk drive type that the KS10 supported to implement/emulate. I'm not sure which one would be the 'best'. I'd appreciate suggestions. Rob Doyle doyle (at) cox (dot) net