case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE):
                        #if !defined(NO_DEVICE_SELF_POWER)
                        if (USB_Device_CurrentlySelfPowered)
                case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE):
                        #if !defined(NO_DEVICE_SELF_POWER)
                        if (USB_Device_CurrentlySelfPowered)
                        Endpoint_SelectEndpoint((uint8_t)USB_ControlRequest.wIndex & ENDPOINT_EPNUM_MASK);
 
                        CurrentStatus = Endpoint_IsStalled();
 
                        Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
                        Endpoint_SelectEndpoint((uint8_t)USB_ControlRequest.wIndex & ENDPOINT_EPNUM_MASK);
 
                        CurrentStatus = Endpoint_IsStalled();
 
                        Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);