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

Why PCIe R-tile report fitter error in Quartus 21.3?

Hi expert, Rtile design successfully passed the compilation in Quartus 21.2 and it can also linked up with host in board test. But when I upgraded it to Quartus 21.3 and do a compilation, the fit...
Jiayi_H_Intel's avatar
Jiayi_H_Intel
Icon for Occasional Contributor rankOccasional Contributor
4 years ago

Find the root cause:

ref clock type is assigned as: CURRENT MODE LOGIC (CML).

This assignment passed in Quartus 21.2, but got error in Quartus 21.3.