[MinnowBoard] 4GB Ram need pcb rerouting?

Berth-Olof Bergman bo.bergman at winzenttech.com
Thu Jul 14 05:33:29 UTC 2016


Hello Grigory,

Here it is.


> 13 juli 2016 kl. 17:25 skrev Grigory V. Korotov <grinux at mail.ru>:
> 
> Hello, Berth-Olof Bergman
> Could you please also send atom part of memory connection schematics?
> Thanks
> 
> 16.06.2016 14:03, Grigory V. Korotov пишет:
>> Thank You very much for schematics!
>> 
>> 
>> 16.06.2016 12:22, Berth-Olof Bergman пишет:
>>> Hi,
>>> 
>>> See part of schematics below.
>>> 
>>> Best regards,
>>> 
>>> B-O
>>> 
>>> <Brevbilaga.png> 
>>>> 16 juni 2016 kl. 10:41 skrev Grigory V. Korotov <grinux at mail.ru <mailto:grinux at mail.ru>>:
>>>> 
>>>> I looking at micron specs of 8Gb dencity chips and it looks like they not using A15 line and using CS1 instead for 2 rank configuration.
>>>> 
>>>> Does someone have experience to use 4GB memory config with minimal hw modifications? Do i only route CS1 line or i need to do something more?
>>>> 
>>>> thanks
>>>> 
>>>> Grigory
>>>> 
>>>> 16.06.2016 9:52, Berth-Olof Bergman пишет:
>>>>> It would be possible if DRAM A15 is connected, which it isn't on Minnowboard Max and Turbot. It would also be possible to use 8GB DRAM if channel 2 signals is connected. Our Minnowboard Quattro (4 cores) supports 1GB, 2GB, 4GB and 8 GB configurations. We also have an integrated nanoSSD on board, ranging from 8GB to 64GB.
>>>>> 
>>>>> Best regards,
>>>>> 
>>>>> B-O Bergman
>>>>> Winzent Technologies
>>>>> 
>>>>>> 16 juni 2016 kl. 08:45 skrev Grigory V. Korotov <grinux at mail.ru <mailto:grinux at mail.ru>>:
>>>>>> 
>>>>>> Hi!
>>>>>> 
>>>>>> Is it possible to replace currently used ddr3 chips by higher dencity chips without rerouting pcb to get total 4Gb of Ram?
>>>>>> 
>>>>>> Thanks
>>>>>> 
>>>>>> Grigory.
>>>>>> 
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