LogiCORE IP IBERT for UltraScale GTH Transceivers v1.0, Product Guide - 1.0 English - The IBERT core for UltraScale GTH transceivers is customizable and designed for evaluating and monitoring GTH tranceivers. This core includes pattern generators and checkers that are implemented in FPGA logic, and access to ports and the dynamic reconfiguration port attributes of the GTH transceivers.