Constraining the Design Correctly - 2020.2 English

UltraFast Design Methodology Guide for Xilinx FPGAs and SoCs

Document ID
UG949
Release Date
2021-02-18
Version
2020.2 English

XPM CDCs provide their own set_max_delay -datapath_only constraints. XPM CDCs are not compatible with the set_clock_groups constraint, which has a higher precedence and will overwrite the constraints in the XPM.