/* This function makes USB host to recognize the device.  */
void USBD_Start(void)
/* This function makes USB host to recognize the device.  */
void USBD_Start(void)
{
    USBD_CLR_SE0();
    USBD_CLR_INT_FLAG(USBD_INT_BUS | USBD_INT_USB | USBD_INT_FLDET | USBD_INT_WAKEUP);
    USBD_ENABLE_INT(USBD_INT_BUS | USBD_INT_USB | USBD_INT_FLDET | USBD_INT_WAKEUP);
}