#include "usb_core.h"
#include "usbd_core.h"
#include "usbd_cdc_core.h"

extern USB_OTG_CORE_HANDLE USB_OTG_dev;
extern uint32_t USBD_OTG_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);

void OTG_FS_WKUP_IRQHandler(void) {
  if(USB_OTG_dev.cfg.low_power) {
    *(uint32_t *)(0xE000ED10) &= 0xFFFFFFF9 ; 
    SystemInit();
    USB_OTG_UngateClock(&USB_OTG_dev);
  }
  EXTI_ClearITPendingBit(EXTI_Line18);
}

void OTG_FS_IRQHandler(void) {
  USBD_OTG_ISR_Handler (&USB_OTG_dev);
}