Dumping VCD - Dumping VCD - 2026.1 English - UG900

Vivado Design Suite User Guide: Logic Simulation (UG900)

Document ID
UG900
Release Date
2026-07-08
Version
2026.1 English

You can use a Value Change Dump (VCD) file to capture simulation output. The Tcl commands are based on Verilog system tasks related to dumping values.