Article ID: 000079466 Content Type: Troubleshooting Last Reviewed: 01/21/2014

During simulation of the 40- and 100-Gbps Ethernet MAC and PHY MegaCore Function, l8_rx_fcs_error goes to 'X' when l8_rx_fcs_valid is '1'

Environment

  • Quartus® II Subscription Edition
  • BUILT IN - ARTICLE INTRO SECOND COMPONENT
    Description

    Due to a problem in the 40- and 100-Gbps Ethernet MAC and PHY MegaCore® Function, l8_rx_fcs_error may go to “X” when l8_rx_fcs_valid goes to '1'.

    Resolution

    To work around this problem, upgrade to the Quartus® II software version 13.1.

    Related Products

    This article applies to 5 products

    Stratix® V GT FPGA
    Stratix® V GS FPGA
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    Arria® V GZ FPGA
    Stratix® V GX FPGA