\r
                /** Command timeout counter register, GPIOR for speed */\r
                #define TimeoutMSRemaining         GPIOR0\r
-               \r
+\r
                /** MUX mask for the VTARGET ADC channel number */\r
                #define VTARGET_ADC_CHANNEL_MASK   _GETADCMUXMASK(ADC_CHANNEL, VTARGET_ADC_CHANNEL)\r
+               \r
+               #if !defined(WIN_AVRDUDE_COMPAT)\r
+                       #define SELECT_DATA_OUT_ENDPOINT() Endpoint_SetEndpointDirection(ENDPOINT_DIR_OUT);\r
+               #else\r
+                       #define SELECT_DATA_OUT_ENDPOINT() Endpoint_SelectEndpoint();\r
+               #endif\r
 \r
        /* External Variables: */\r
                extern uint32_t CurrentAddress;\r