Virtex-7 FPGA VC7222 Characterization Kit IBERT Getting Started Guide (Vivado Design Suite 2014.1) - 2014.1 English - This document describes the components, features, and operation of the VC7222 Virtex-7 FPGA GTH and GTZ Transceiver Characterization Board. The VC7222 board provides the hardware environment for characterizing and evaluating the GTH and GTZ transceivers available on the Virtex-7 XC7VH580T FPGA.