备份

Core/Src/freertos.c

@@ -166,6 +166,12 @@ void start_lwip_task(void const *argument)
         }
       }
     }
+    else
+    {
+      /* When the netif is fully configured this function must be called */
+      netif_set_link_up(&gnetif);
+      netif_set_up(&gnetif); // 热插拔上线时调用
+    }
     ch438_interrupt_handler_data_ch438_chip_1();
     ch438_interrupt_handler_data_ch438_chip_2();