adrian-the-git
diff --git a/‎libraries/WiFi/src/ETH.cpp
Copy file name to clipboardExpand all lines: libraries/WiFi/src/ETH.cpp
+5Lines changed: 5 additions & 0 deletions b/‎libraries/WiFi/src/ETH.cpp
Copy file name to clipboardExpand all lines: libraries/WiFi/src/ETH.cpp
+5Lines changed: 5 additions & 0 deletions
@@ -288,7 +288,12 @@ bool ETHClass::begin(uint8_t phy_addr, int power, int mdc, int mdio, eth_phy_typ
             break;
 #endif
         case ETH_PHY_KSZ8081:
+#if ESP_IDF_VERSION > ESP_IDF_VERSION_VAL(4,3,0)
             eth_phy = esp_eth_phy_new_ksz8081(&phy_config);
+#else
+            log_e("unsupported ethernet type 'ETH_PHY_KSZ8081'");
+#endif
+            break;
         default:
             break;
     }