XGMII/25GMII Interface Ports - 4.1 English

10G/25G High Speed Ethernet Subsystem Product Guide (PG210)

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4.1 English

The following table shows the XGMII/25GMII I/O ports.

Table 1. XGMII/25GMII Interface Ports
Name I/O Clock Domain Description
rx_mii_d[63:0] O rx_mii_clk Receive XGMII/25GMII Data bus.
rx_mii_c[7:0] O rx_mii_clk Receive XGMII/25GMII Control bus.
rx_mii_clk I Refer to Clocking. Receive XGMII/25GMII Clock input.
tx_mii_d[63:0] I tx_mii_clk Transmit XGMII/25GMII Data bus.
tx_mii_c[7:0] I tx_mii_clk Transmit XGMII/25GMII Control bus.
rx_clk_out O Refer to Clocking. This is the reference clock for RX PCS stats.
tx_clk_out (or tx_mii_clk) O Refer to Clocking. This output is used to clock the TX MII bus. Data is clocked on the positive edge of this signal.
rx_mii_reset I Async Reset input for the RX MII interface.
tx_mii_reset I Async Reset input for the TX MII interface.