Intel® Cyclone® 10 LP FPGA Evaluation Kit User Guide

ID 683580
Date 12/19/2019
Public
Document Table of Contents

4.9.1. Gigabit Ethernet PHY

The evaluation board supports single port Ethernet through Intel XWAY PHY11G PEF7071 Ethernet PHY chips. This physical layer device has general applications using RJ-45 connector.

Figure 7. MAC-to-PHY connection by PEF7071 device

Specific to the Intel® Cyclone® 10 LP FPGA evaluation board, the MAC-to-PHY interface is configured to a RGMII interface connection with MDIO interface as management.

Table 14.  Ethernet PHY Table
Schematic Signal Name Schematic Shared Bus Signal Name FPGA Pin Number I/O Standard Direction @ FPGA Description
ENET_RG_TXCLK C10_RG_TXCLK D3 3.3 V Out RGMII TX clock
ENET_RG_TXD0 C10_RG_TXD0 E6 3.3 V Out RGMII TX data 0
ENET_RG_TXD1 C10_RG_TXD1 A3 3.3 V Out RGMII TX data 1
ENET_RG_TXD2 C10_RG_TXD2 B3 3.3 V Out RGMII TX data 2
ENET_RG_TXD3 C10_RG_TXD3 A2 3.3 V Out RGMII TX data 3
ENET_RG_TXCTL C10_RG_TXCTL D6 3.3 V Out RGMII TX control
ENET_RG_RXCLK RG_RXCLK B8 3.3 V In RGMII RX Clock
ENET_RG_RXD0 RG_RXD0 A7 3.3 V In RGMII RX data 0
ENET_RG_RXD1 RG_RXD1 B7 3.3 V In RGMII RX data 1
ENET_RG_RXD2 RG_RXD2 A6 3.3 V In RGMII RX data 2
ENET_EG_RXD3 RG_RXD3 B6 3.3 V In RGMII RX data 3
ENET_RG_RXCTL RG_RXCTL A5 3.3 V In RGMII RX Control
ENET_INT   B5 3.3 V In Management Interrupt
ENET_MDC   B4 3.3 V Out MDIO clock
ENET_MDIO   A4 3.3 V I/O MDIO data
ENET_RSTn   C6 3.3 V Out Device Reset
ENET_XTAL1          
ENET_XTAL2          
ENET_LED0     3.3 V Out Status LED0, Green
ENET_LED1     3.3 V Out Status LED1, Green
ENET_LED2     3.3 V Out Status LED2, Green
TPIAP         Twisted-Pair A, positive
TPIAN         Twisted-Pair A, negative
TPIBP         Twisted-Pair B, positive
TPIBN         Twisted-Pair B, negative
TPICP         Twisted-Pair C, positive
TPICN         Twisted-Pair C, negative
TPIDP         Twisted-Pair D, positive
TPIDN         Twisted-Pair D, negative
Note: 10/100/1000 Ethernet is supported beginning with the Intel® Quartus® Prime v17.1 software release.