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Altera_Forum
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11 years ago

Refreshing older FPGA with Avalon OpenCores 10/100 Ethernet MAC

Hello! We are working on an FPGA with the older Avalon OpenCores 10/100 Ethernet MAC (v8.02) which was completed in ~2009 using Quartus 8.x and SOPC builder on a Cyclone III. We have ported the funct...
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Altera_Forum
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11 years ago

Do you mean there's actualy no link, or rather the MAC doesn't get the correct link status from the PHY?

In the first case you need to review the PHY initialization. For example I used a PHY which was not included in the jakobjones driver,

so I had to add it, although this was not a difficult task.