Resolution - Resolution - 2026.1 English - UG906

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

Document ID
UG906
Release Date
2026-06-23
Version
2026.1 English

Review the create_clock constraint and the clock source pin definition. If the clock is intentionally defined on multiple source objects, apply asynchronous timing exceptions—such as set_false_path or set_max_delay -datapath_only—to cover paths clocked by different clock source objects.