Arria V Hard Processor System Technical Reference Manual

ID 683011
Date 12/02/2022
Public
Document Table of Contents

2.2.8.1. EMACs

The two EMACs are based on the Synopsys* DesignWare* 3504‑0 Universal 10/100/1000 Ethernet MAC and offer the following features:

  • Supports 10, 100, and 1000 Mbps standard
  • Supports RGMII external PHY interface
    • Media independent interface (MII)
    • Gigabit media independent interface (GMII)
    • Reduced gigabit media independent interface (RGMII)
    • Serial gigabit media independent interface (SGMII) with additional external conversion logic
  • Provides full GMII interface when using FPGA interface
  • Integrated DMA controller
  • Supports IEEE 1588-2002 and IEEE 1588-2008 standards for precision networked clock synchronization
  • IEEE 802.3-az, version D2.0 of Energy Efficient Ethernet
  • Supports IEEE 802.1Q VLAN tag detection for reception frames
  • Supports a variety of address filtering modes
  • Management of PHY through Management data input/output (MDIO) interface or optionally, I2C interface