Change in UNIBUS parity operation (Was: PDP-11/45 RSTS/E boot problem)
Fritz Mueller
fritzm at fritzm.org
Mon Jan 21 19:51:39 CST 2019
> 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.
More information about the cctech
mailing list