OTA utils upd for data & ESP, compilation fix ESP

build-flags/build_flags_esp32-wifi

@@ -15,12 +15,25 @@
 #-DW5500_CS_PIN=15
 #-DPID_DISABLE
 
-#Define pins for Serial1. Default - 9/10 is utilized by ESP flash 
+#Define pins for modbus UART Serial1. Default - 9/10 is utilized by ESP flash 
 #-DMODBUS_UART_RX_PIN=15
 #-DMODBUS_UART_TX_PIN=2
 #-DmodbusSerial=Serial1
+#-DMODBUS_DEBUG
 
-# Use default pins
--DMODBUS_UART_RX_PIN=-1
--DMODBUS_UART_TX_PIN=-1
+# Use default pins for modbus UART
+#-DMODBUS_UART_RX_PIN=-1
+#-DMODBUS_UART_TX_PIN=-1
+
+# Example of UARTBRIDGE configuration
+#-DUARTBRIDGE_ENABLE
+#-DMODULE_UATRBRIDGE_UARTA=Serial1
+#-DMODULE_UATRBRIDGE_UARTA_RX_PIN=15
+#-DMODULE_UATRBRIDGE_UARTA_TX_PIN=2
+
+#-DMODULE_UATRBRIDGE_UARTB=Serial2
+#-DMODULE_UATRBRIDGE_UARTB_RX_PIN=-1
+#-DMODULE_UATRBRIDGE_UARTB_TX_PIN=-1
+
+#-DAUTOCONNECT_RECONNECT_WAITTIME=60