disassembling Western Digital microcode (PDP-11, WD16, Pascal Microengine)

Eric Smith spacewar at gmail.com
Tue Dec 29 02:04:59 CST 2015

On Fri, Dec 25, 2015 at 2:25 AM, Eric Smith <spacewar at gmail.com> wrote:
> On Fri, Dec 25, 2015 at 2:10 AM, Paul Birkel <pbirkel at gmail.com> wrote:
>> Report back with your findings :->!
> OK. I'm really much more interested in the Pascal Microengine
> firmware, but I'm starting with the LSI-11 because it's the same
> chipset and better documented, so I can more easily gain practical
> experience with its microcode, then move on the the PM.

I've put the work-in-progress reverse-engineered microcode source code
for both the LSI-11 and the WD9000 Pascal Microengine chipset on

More information about the cctalk mailing list