Don North wrote:
Some later CPUs (11/74) iirc altered all the 'normal' memory accesses to
be just DATI and DATO(B) cycles, and implemented the special sequence
DATIP-DATOB for the ASRB instruction to act as the atomic memory
interlock. But I digress...
actually that's *exactly* the sort of thing I was hoping someone would
say... (so thanks!) not a digression at all.
-brad