[PDP8-Lovers] how to clean a PDP8/A, dishwasher?

From: ajp166 <ajp166_at_bellatlantic.net>
Date: Sun Dec 16 12:56:24 2001

-----Original Message-----
From: Ben Franchuk <bfranchuk_at_jetnet.ab.ca>
>
>After reading the core memory stuff I realized the what I was thinking
>about was dynamic memory (16k chips) for a 2 mhz 8080 in byte. The
>reason
>I got confused was it used the split memory cycle read-write as core
>memory.


Core is one of the few destructive readout memories used. So every
read has a following write to restore the data, often between data
read there will be a modify cycle which means new data written back.

Allison
Received on Sun Dec 16 2001 - 12:56:24 GMT