i.MX ProcessorsのトピックEthernet PHY https://community.nxp.com/t5/i-MX-Processors/Ethernet-PHY/m-p/959892#M143275 <HTML><HEAD></HEAD><BODY><P>hi</P><P>i am designed a custom i.mx6 based board with atheros PHY(ref is Sabre SD board)</P><P>Ehternet link is not established (auto negotiation is not working properly)</P><P>some times link is establishing and transmitting with missing packets</P><P>when i do restart it is not establishing the link</P><P>what could be the problem ?</P><P>is any pcb guide lines should i follow ?</P><P>thanks and regards</P><P>saida</P></BODY></HTML> Fri, 07 Jun 2019 05:23:36 GMT saida 2019-06-07T05:23:36Z Ethernet PHY https://community.nxp.com/t5/i-MX-Processors/Ethernet-PHY/m-p/959892#M143275 <HTML><HEAD></HEAD><BODY><P>hi</P><P>i am designed a custom i.mx6 based board with atheros PHY(ref is Sabre SD board)</P><P>Ehternet link is not established (auto negotiation is not working properly)</P><P>some times link is establishing and transmitting with missing packets</P><P>when i do restart it is not establishing the link</P><P>what could be the problem ?</P><P>is any pcb guide lines should i follow ?</P><P>thanks and regards</P><P>saida</P></BODY></HTML> Fri, 07 Jun 2019 05:23:36 GMT https://community.nxp.com/t5/i-MX-Processors/Ethernet-PHY/m-p/959892#M143275 saida 2019-06-07T05:23:36Z Re: Ethernet PHY https://community.nxp.com/t5/i-MX-Processors/Ethernet-PHY/m-p/959893#M143276 <HTML><HEAD></HEAD><BODY><P>Hi Saida</P><P></P><P>one can check rgmii timings with oscilloscope using</P><P>Table 58. RGMII Signal Switching Specifications i.MX6Q Satasheet</P><P><A class="link-titled" href="https://www.nxp.com/docs/en/data-sheet/IMX6DQCEC.pdf" title="https://www.nxp.com/docs/en/data-sheet/IMX6DQCEC.pdf">https://www.nxp.com/docs/en/data-sheet/IMX6DQCEC.pdf</A>&nbsp;</P><P>and hardware requirements described in Hardware Guide</P><P><A class="link-titled" href="https://www.nxp.com/webapp/Download?colCode=IMX6DQ6SDLHDG" title="https://www.nxp.com/webapp/Download?colCode=IMX6DQ6SDLHDG">https://www.nxp.com/webapp/Download?colCode=IMX6DQ6SDLHDG</A>&nbsp;</P><P></P><P>Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Fri, 07 Jun 2019 10:21:35 GMT https://community.nxp.com/t5/i-MX-Processors/Ethernet-PHY/m-p/959893#M143276 igorpadykov 2019-06-07T10:21:35Z