Change in UNIBUS parity operation (Was: PDP-11/45 RSTS/E boot problem)

[Fritz Mueller]

> On Jan 21, 2019, at 8:35 AM, Noel Chiappa <jnc at mercury.lcs.mit.edu> wrote:
> 
>> Even better, it claims to be able to control whether the memory uses odd
>> or even parity! (How, for UNIBUS memory, I don't know - there's no way to do
>> this over the UNIBUS.
> 
> So this really confused me...  The answer is...

Super interesting, Noel -- thanks for the archaeology!

So far, this had been the muddiest area in the DEC documentation related to my 11/45 restoration (besides the missing ECO's and backplane wire list!)

  --FritzM.