https://community.altera.com/kb/knowledge-base/gxb-0-ppm-warning-for-seriallite-ii-designs-with-custom-phy/347748
GXB 0 ppm Warning for SerialLite II Designs with Custom PHY | Altera Community - 347748
Nov 19, 2025 - GXB 0 ppm Warning for SerialLite II Designs with Custom PHY - 347748