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Altera_Forum's avatar
Altera_Forum
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18 years ago

RGMII with the triple speed ethernet MAC core

Hello, I have a board with a Stratix II 180 C3 FPGA and a Marvell gigabit Ethernet PHY. The MDIO connection with the Phy works well. I can get the Phy status/id/etc. I also receive Ethernet pac...
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Altera_Forum
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14 years ago

>> Does this work for non-gigabit speeds?

No, my solution was only for GBit-Ethernet, because my application needs that speed. I ignored 100MBit and lower.

Because I don't have a datasheet, I do not know anathing about the special registers of the marvel chip.

The regular registers of most PHYs are described in the Xilinx document Ug194.pdf , Chapter 5, MDIO Interface.

( The system does not allow me to post the link here)