36bit still in use ?

[Lars Brinkhoff]

Johnny Billquist <bqt at update.uu.se> writes:
> As far as I can recall, the TOAD-1 is not compatible with the
> KL10B. I don't remember what the differences were, but I understood
> that TOPS-20 had to be modified in an incompatible way to run on it.

Right, it's not entirely compatible in executive mode.  But it is in
user mode (well, probably apart from some minor details).