+                       #elif (defined(__AVR_ATxmega128A1U__) || defined(__AVR_ATxmega64A1U__))
+                               #define USB_SERIES_A1U_XMEGA
+                               #define USB_CAN_BE_DEVICE
+                       #elif (defined(__AVR_ATxmega64A3U__) || defined(__AVR_ATxmega128A3U__) || \
+                              defined(__AVR_ATxmega192A3U__) || defined(__AVR_ATxmega256A3U__))
+                               #define USB_SERIES_A3U_XMEGA
+                               #define USB_CAN_BE_DEVICE
+                       #elif (defined(__AVR_ATxmega256A3BU__))
+                               #define USB_SERIES_A3BU_XMEGA
+                               #define USB_CAN_BE_DEVICE
+                       #elif (defined(__AVR_ATxmega16A4U__) || defined(__AVR_ATxmega32A4U__) || \
+                              defined(__AVR_ATxmega64A4U__) || defined(__AVR_ATxmega128A4U__))
+                               #define USB_SERIES_A4U_XMEGA
+                               #define USB_CAN_BE_DEVICE
+                       #elif (defined(__AVR_ATxmega128B1__) || defined(__AVR_ATxmega64B1__))
+                               #define USB_SERIES_B1_XMEGA
+                               #define USB_CAN_BE_DEVICE
+                       #elif (defined(__AVR_ATxmega128B3__) || defined(__AVR_ATxmega64B3__))
+                               #define USB_SERIES_B3_XMEGA
+                               #define USB_CAN_BE_DEVICE
+                       #elif (defined(__AVR_ATxmega128C3__) || defined(__AVR_ATxmega64C3__) || \
+                              defined(__AVR_ATxmega192C3__) || defined(__AVR_ATxmega256C3__) || \
+                                  defined(__AVR_ATxmega384C3__))
+                               #define USB_SERIES_C3_XMEGA
+                               #define USB_CAN_BE_DEVICE
+                       #elif (defined(__AVR_ATxmega16C4__) || defined(__AVR_ATxmega32C4__))
+                               #define USB_SERIES_C4_XMEGA
+                               #define USB_CAN_BE_DEVICE