Type: Answers

Type: Errata

Area: Intellectual Property



Possible Underflow Error on TX Path When Avalon-ST Adaptor is Enabled for Low Latency Ethernet 10G MAC

Description

If you enable the Avalon-ST adapters for the Low Latency Ethernet 10G MAC IP core, you may observe an underflow error on the TX path.

This issue affects versions 13.1 and 14.0 of the Low Latency Ethernet 10G MAC.

Workaround/Fix

A patch is available to fix this issue for Quartus® II software versions 13.1 and 14.0. Download and install the patch from the appropriate link below:

Patch for Quartus II version 13.1

Patch for Quartus II version 14.0

This issue will be fixed in a future version of the Low Latency Ethernet 10G MAC.