Unconstrained Paths Section - 2021.2 English

Vivado Design Suite User Guide: Design Analysis and Closure Techniques (UG906)

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2021.2 English

The Unconstrained Paths section of the Timing Summary Report displays the logical paths that are not timed due to missing timing constraints. These paths are grouped by source and destination clock pairs. The clock name information displays as empty (or NONE) when no clock can be associated with the path startpoint or endpoint.

Figure 1. Timing Summary Report: Unconstrained Paths Section