On 10/15/2016 07:12 PM, Francesco Messineo wrote: > On Sat, Oct 15, 2016 at 7:06 PM, Gerrit Heitsch > <gerrit@laosinh.s.bawue.de> wrote: >> On 10/14/2016 01:21 PM, silverdr@wfmh.org.pl wrote: >>> > >> >> And yes, I also had a few DRAMs that were just dead and doing bad things on >> the bus. One I found by stacking not one but two working 4164 on top of the >> bad one (*) after noticing the activity on the data line looked strange on >> the scope. > > that's interesting. I always stacked one good chip, if it didn't help, > I would revert to code I added one, saw on the scope that the signals looked better and decided to try another one. Then I got the normal start screen which told me enough. Gerrit Message was sent through the cbm-hackers mailing listReceived on 2016-10-15 18:00:52
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