.EndpointAddress        = (ENDPOINT_DESCRIPTOR_DIR_OUT | AVRISP_DATA_OUT_EPNUM),
                        .Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
 
                        .EndpointAddress        = (ENDPOINT_DESCRIPTOR_DIR_OUT | AVRISP_DATA_OUT_EPNUM),
                        .Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),