Reception of the Even Case - 16.2 English

1G/2.5G Ethernet PCS/PMA or SGMII LogiCORE IP Product Guide (PG047)

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16.2 English

The following figure shows the reception of the in-bound code-group stream, received either serially using the device-specific transceiver, or in parallel across the TBI, and translation of this code-group stream into the receiver GMII. This is performed by the PCS Receive Engine.

Figure 1. 1000BASE-X Reception State Machine Operation (Even Case) gmii_rxd[7:0] gmii_rx_dv gmii_rx_er FCS FCS I2 I2 I2 T R I1/I2 rx_code_group PCS Receive Engine Decoding X12851