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Andrey_Fazan's avatar
Andrey_Fazan
Icon for New Contributor rankNew Contributor
4 years ago

calibration of ddr4 interface on 10AX066H4F34E3SG

Hello! I'm trying to implement DDR4 40bit-wide interface with 3 devices MT40A512M16LY-062E. When I connect only one of 3 devices to the project, calibration and data exchange do well, but when I conn...
AdzimZM_Altera's avatar
AdzimZM_Altera
Icon for Regular Contributor rankRegular Contributor
4 years ago

Hi Andrey_Fazan,


Thanks for sharing the EMIF IP configuration.


When I looked at your configurations, I can see that the ECC is not enable.

If I'm not mistaken, the 40bit = 32bit +8bit ECC.

Why not you disable the x8 SDRAM component and use both x16 SDRAM components to make a 32bit-wide interface?


Thanks,

Adzim