[MinnowBoard] 4GB Ram need pcb rerouting?

Grigory V. Korotov grinux at mail.ru
Wed Jul 13 15:25:38 UTC 2016


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
>>
>>
>>> 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>:
>>>>>
>>>>> 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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>>
>>
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