1G/2.5G/5G/10G Multirate Ethernet PHY Intel® FPGA IP User Guide: Agilex™ 5 FPGAs and SoCs

ID 813667
Date 4/01/2024
Document Table of Contents

5.8. Transceiver Mode and Operating Speed Signals

Table 22.  Transceiver Mode and Operating Speed Signals
Signal Name Direction Width Description PHY Configurations
xcvr_mode Input 2 Current transceiver operating mode:
  • 2’b00: 1G
  • 2’b01: 2.5G
  • 2’b10: Reserved
  • 2’b11: Reserved
  • 2.5G
  • 1G/2.5G
  • 10M/100M/1G/2.5G (MGBASE-T)
operating_speed Output 3

Indicates the current PHY speed set through speed switch methodologies. This signal does not reflect the transceiver data rate.

Connect this signal to the MAC.

  • 3’b000: 10G (Only valid for NBASE-T)
  • 3’b001: 1G
  • 3’b010: 100M
  • 3’b011: 10M
  • 3’b100: 2.5G
  • 3’b101: 5G (Only valid for NBASE-T)
  • 3’b110: Unused
  • 3’b111: Unused