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Altera_Forum
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10 years ago

Transmitting frames with Triple-Speed Ethernet MegaCore over Ethernet/RGMII

Hello, I'm working with Quartus II, and had implemented the Triple-Speed Ethernet Megacore. I simulate my design with ModelSim Altera Starter Edition. My hardware is the BeMicro CV A9 with ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Negotiation must be enabled so that your system communicates with the other end of the link and the normal link startup negotiations can be done. Much more than just speed is agreed to between the ends. See the Ethernet spec if you are curious. If negotiation is disabled this communication cannot happen. So, disable gigabit but not negotiation. Check the LEDs on each end of the link to see if link is established.