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User1580871742356367's avatar
User1580871742356367
Icon for Occasional Contributor rankOccasional Contributor
4 years ago

DDR4 controller DQS pins

I wonder if the polarity of DQS signal can be inverted inside FPGA (not HPS), for example, bank 3F or 3H. The DQS_P and DQS_N connection are reversed at one DDR4 device side and there 4 DDR4 devic...
AdzimZM_Altera's avatar
AdzimZM_Altera
Icon for Regular Contributor rankRegular Contributor
4 years ago

Hi Sir,


Thanks for posting your question in Intel Community.


Unfortunately, you cannot change the polarity of the DQS signal.


Regards,

Adzim