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Intel: Should pins marked as GND in the Pin-Outs file provided by the Hard Memory Controller (HMC) in the "HMC Pin Assignment for DDR3/DDR2" section be connected to GND?
Category: External memory interface
Tools: Quartus® Prime
device:-
Yes, pins marked as GND in HMC Pin Assignment for DDR3/DDR2 should be connected to GND.
The corresponding pin will be processed in the same way as the "Unused Pin" setting.
For details on how to set up "Unused Pin", please refer to the technical content on Macnica website below.
・Unused Pins overall settings
(reference)
Quartus Prime Getting Started Guide - How to set device options
(2-4. Unused Pins page)
・Unused Pins individual settings
(reference)
Quartus Prime Beginner's Guide - Pin assignment method ver.15.1
(4. How to set attributes of unused user I/O pins)
As for the corresponding pin processing, we recommend that you set the Unused Pins individually to As input tri-stated and connect them to GND on the board.
For the result, please check the corresponding pin number from "Resource Section" > "All Package Pins" in the compilation report.
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