Problems with the MDIO - Problems with the MDIO - 4.1 English - PG160

• Ensure that the MDIO is driven properly. See MDIO Management System for detailed information about performing MDIO transactions.
• Check that the mdc clock is running and that the frequency is 2.5 MHz or less.
• Check that the PHYAD field placed into the MDIO frame matches the attribute value C_PHYADDR of the core.