• Communication Mode
° Full Duplex – Enables full duplex mode
° Half Duplex – Enables half duplex mode
• Number of Transmit Buffers
° 0 – Enables single TX buffer
° 1 – Enables dual TX buffers
• Number of Receive Buffers
° 0 – Enables single RX buffer
° 1 – Enables dual RX buffers
• Enable Internal Loopback – Configures AXI Ethernet Lite in internal loopback mode when enabled
• Enable Global Buffers for PHY Clocks
Note: Internal loopback is supported only in full duplex mode.
° 0 – Normal Input buffers for PHY Clocks
° 1 – Global buffers for PHY Clocks
• ID Width – ID width of the AXI interface. Allowed values are 0 to 16.
Note: ID Width is auto-computed which means that you are not allowed to override it.
• Enable MII Management Module – Includes MDIO module that provides access to PHY registers when enabled