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Altera_Forum
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13 years ago

Stratix-4 DDR3 dqs_n fitter error

Hi All, I am using a Stratix-4 Dev. board and am trying to add a DDR3 UniPHY controller. All is fine until I get to the fitter which gives me the error: error (176718): pin memory_mem_...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Thx for the replay

The problem is that am getting this error before running the tcl script. I need to perform a correct full compilation before running the scrip in order to avoid wrong differential pairs.

e.g. while I have dqs[0] and this should have dqs_n[0] as differential pair, the script is ignoring it and it is creating another one dqs[0](n) and that is creating a confect!!

any ideas!?