pdp-8/e fault

Philipp Hachtmann hachti at hachti.de
Sat Apr 4 06:29:07 CDT 2009


 > Since core
> memory reads are destructive, we can eliminate some core issues if you 
> say that core can be read repeatedly without it's contents changing. It 
> could be a problem with the path between the switch register and the 
> memory data bus.
But he wrote that the data displays correctly. The 8/e display shows the 
state of the memory data bus. My first idea would be to check for bad 
contacts. And think about the memory control.

And? Can you read out memory? Does it change?




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