2019-02-06 10:37 PM
2019-02-07 04:00 PM
I don't know if there is an app note, but there are assorted examples
STM32Cube_FW_F7_V1.12.0\Projects\STM32746G-Discovery\Applications\LwIP\LwIP_HTTP_Server_Netconn_RTOS
STM32Cube_FW_F7_V1.12.0\Projects\STM32746G-Discovery\Demonstration\STemWin\Modules\vnc_server\ethernetif.c
And perhaps others under the DISCO/EVAL/NUCLEO boards sharing a common PHY