Cyclone V Device Handbook: Volume 2: Transceivers

ID 683586
Date 10/24/2018
Document Table of Contents 8B/10B Encoder Usage for Compliance Pattern Transmission Support

The PCIe transmitter transmits a compliance pattern when the Link Training and Status State Machine (LTSSM) enters a polling compliance substate. The polling compliance substate assesses if the transmitter is electrically compliant with the PCIe voltage and timing specifications.