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litesom:devicetree:eth [2017/05/16 19:03]
filug [Network configuration] |
litesom:devicetree:eth [2021/05/10 13:58] (current)
kateryna.kozakova |
| {{ :litesom:devicetree:liteboard_phy.png?direct&600 }} | {{ :litesom:devicetree:liteboard_phy.png?direct&600 }} |
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| [[litesom:liteboard|Liteboard]] is using external [[http://www.microchip.com/wwwproducts/en/LAN8720A|LAN8720A]] 10BASE-T/100BASE-TX transceiver connected with [[:liteSOM]] via <tooltip title="Reduced Media Independent Interface">RMII™</tooltip> interface. | [[litesom:liteboard|Liteboard]] is using external [[https://www.microchip.com/wwwproducts/en/LAN8720A|LAN8720A]] 10BASE-T/100BASE-TX transceiver connected with [[:liteSOM]] via <tooltip title="Reduced Media Independent Interface">RMII™</tooltip> interface. |
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| Following signals are required to connect [[:liteSOM ]] with [[http://www.microchip.com/wwwproducts/en/LAN8720A|LAN8720A]] via RMII™: | Following signals are required to connect [[:liteSOM ]] with [[https://www.microchip.com/wwwproducts/en/LAN8720A|LAN8720A]] via RMII™: |
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| * ''ETH_TXD0/1'' - transit data, | * ''ETH_TXD0/1'' - transit data, |
| * ''ETH_REFCLK'' - reference clock. | * ''ETH_REFCLK'' - reference clock. |
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| In addition [[http://www.microchip.com/wwwproducts/en/LAN8720A|LAN8720A]] and [[:liteSOM]] are connected via <tooltip title="Serial Management Interface">SMI</tooltip> signals: | In addition [[https://www.microchip.com/wwwproducts/en/LAN8720A|LAN8720A]] and [[:liteSOM]] are connected via <tooltip title="Serial Management Interface">SMI</tooltip> signals: |
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| * ''ETH_MDIO'' - SMI data input/output, | * ''ETH_MDIO'' - SMI data input/output, |