https://community.nxp.com/t5/S32K/S32k388-GMAC-IP-Internalloopback-test/m-p/1794739#M31041 <P>i was running a build for transmitting and receiving ethernet frames in an internal loopback for the s32k388 cvb board and ran into an issue where the code was stuck in an endless do while loop waiting for the ethernet frame to be received. This also maybe tied to another issue where I am unable to see any ethernet traffic on Wireshark while running this build.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mfali2001_0-1706111000478.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/259894i1DA18D4DC1E0C429/image-size/medium?v=v2&amp;px=400" role="button" title="mfali2001_0-1706111000478.png" alt="mfali2001_0-1706111000478.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">mfali2001_0-1706111000478.png</span></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mfali2001_1-1706111087759.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/259895i4C2E60BE565AEEF0/image-size/medium?v=v2&amp;px=400" role="button" title="mfali2001_1-1706111087759.png" alt="mfali2001_1-1706111087759.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">mfali2001_1-1706111087759.png</span></span></P><P>&nbsp;</P><P>&nbsp;</P> Wed, 24 Jan 2024 15:45:11 GMT mfali2001 2024-01-24T15:45:11Z https://community.nxp.com/t5/S32K/S32k388-GMAC-IP-Internalloopback-test/m-p/1794739#M31041 <P>i was running a build for transmitting and receiving ethernet frames in an internal loopback for the s32k388 cvb board and ran into an issue where the code was stuck in an endless do while loop waiting for the ethernet frame to be received. This also maybe tied to another issue where I am unable to see any ethernet traffic on Wireshark while running this build.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mfali2001_0-1706111000478.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/259894i1DA18D4DC1E0C429/image-size/medium?v=v2&amp;px=400" role="button" title="mfali2001_0-1706111000478.png" alt="mfali2001_0-1706111000478.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">mfali2001_0-1706111000478.png</span></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mfali2001_1-1706111087759.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/259895i4C2E60BE565AEEF0/image-size/medium?v=v2&amp;px=400" role="button" title="mfali2001_1-1706111087759.png" alt="mfali2001_1-1706111087759.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">mfali2001_1-1706111087759.png</span></span></P><P>&nbsp;</P><P>&nbsp;</P> Wed, 24 Jan 2024 15:45:11 GMT https://community.nxp.com/t5/S32K/S32k388-GMAC-IP-Internalloopback-test/m-p/1794739#M31041 mfali2001 2024-01-24T15:45:11Z https://community.nxp.com/t5/S32K/S32k388-GMAC-IP-Internalloopback-test/m-p/1796549#M31145 <P>Hi&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/223936">@mfali2001</a>&nbsp;,</P> <P>Did you connect to PHY board? This is required by clock will be provide from external.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Nhi_Nguyen_0-1706498455185.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/260455iD6B900B2A7FE42F9/image-size/medium?v=v2&amp;px=400" role="button" title="Nhi_Nguyen_0-1706498455185.png" alt="Nhi_Nguyen_0-1706498455185.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">Nhi_Nguyen_0-1706498455185.png</span></span></P> <P>Best regards,</P> <P>Nhi</P> Mon, 29 Jan 2024 03:21:04 GMT https://community.nxp.com/t5/S32K/S32k388-GMAC-IP-Internalloopback-test/m-p/1796549#M31145 Nhi_Nguyen 2024-01-29T03:21:04Z