[Coco] So, I have this NitrOS-9 disk...

[Luis Antoniosi (CoCoDemus)]

could it be the multi threading of OS-9 ? switching too fast ? I dont make
any idea.


On Fri, Oct 11, 2013 at 8:16 PM, Daniel Campos <daniel.campus at gmail.com>wrote:

> That is not the case. Those same 300ns ICs are already equiping another
> computer and without any issues.
>
> Daniel
>
> Em 11/10/2013 21:10, Darren A escreveu:
>
>> On Fri, Oct 11, 2013 at 6:05 PM, Juan Castro wrote:
>>
>>  I am curious about what could be the cause for such behavior and why DECB
>>> did work even with the slow RAMs. Maybe it's the sector read/write loop?
>>> The code in DECB does something totally non-kosher with the NMI in order
>>> to
>>> work with the 6809's slow clock.
>>>
>>>
>>>  Maybe it's not the speed of the RAM, but a case of one or more half-bad
>> RAM
>> chips.  DECB normally uses only the lower 32K of RAM while OS9 uses all
>> 64K.
>>
>> Darren
>>
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