Yes, both are KM1801VM2. All of the 1801VMx use this set, but they're not complete clones of anything DEC -- more like reimplementations.

Here's an attempt to reverse-engineer 1801VM2's microcode (optically) -- http://code.google.com/p/ukncbtl/wiki/Microcode

Last edited by shattered; 07/02/12 07:18 PM.