C++ (Cpp) HAL_PCD_DeActiveRemoteWakeup Examples

Example #1

File: usbd_conf.c Project: afconsult-south/dragonfly-fcb

/**
  * @brief  GPIO EXTI Callback function
  *         Handle remote-wakeup through key button
  * @param  GPIO_Pin
  * @retval None
  */
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
{
  if (GPIO_Pin == USER_BUTTON_PIN)
  {
    if ((((USBD_HandleTypeDef *)hpcd.pData)->dev_remote_wakeup == 1)&&
        (((USBD_HandleTypeDef *)hpcd.pData)->dev_state == USBD_STATE_SUSPENDED))
    {
      if ((&hpcd)->Init.low_power_enable)
      {
        /* Reset SLEEPDEEP bit of Cortex System Control Register */
        SCB->SCR &= (uint32_t)~((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));  
        
        SystemClockConfig_STOP();
      }
      
      /* Activate Remote wakeup */
      HAL_PCD_ActiveRemoteWakeup((&hpcd));
      
      /* remote wakeup delay */
      HAL_Delay(10);
      
      /* Disable Remote wakeup */
      HAL_PCD_DeActiveRemoteWakeup((&hpcd));
      
      /* change remote_wakeup feature to 0*/
      ((USBD_HandleTypeDef *)hpcd.pData)->dev_remote_wakeup=0;
      remotewakeupon = 1;
    }
  }
}

Example #2

File: main.c Project: GreyCardinalRus/stm32-cube

/**
  * @brief  GPIO EXTI Callback function
  *         Handle remote-wakeup through key button
  * @param  GPIO_Pin
  * @retval None
  */
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
{
  if (GPIO_Pin == KEY_BUTTON_PIN)
  {
    if ((USBD_Device.dev_remote_wakeup == 1)&&(USBD_Device.dev_state == USBD_STATE_SUSPENDED))
    {
      if ((&hpcd)->Init.low_power_enable)
      {
        /* Reset SLEEPDEEP bit of Cortex System Control Register */
        SCB->SCR &= (uint32_t)~((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));  
    
        /* Configures system clock after wake-up from STOP: enable HSE, PLL and select 
        PLL as system clock source (HSE and PLL are disabled in STOP mode) */
    
        __HAL_RCC_HSE_CONFIG(RCC_HSE_ON);
    
        /* Wait till HSE is ready */  
        while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET)
        {}
    
        /* Enable the main PLL. */
        __HAL_RCC_PLL_ENABLE();
    
        /* Wait till PLL is ready */  
        while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET)
        {}
    
        /* Select PLL as SYSCLK */
        MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, RCC_SYSCLKSOURCE_PLLCLK);
    
        /* Wait till system clock switch to PLL */
        while (__HAL_RCC_GET_SYSCLK_SOURCE() != RCC_CFGR_SWS_PLL)
        {}
      }
      
      /* ungate PHY clock */
       __HAL_PCD_UNGATE_PHYCLOCK((&hpcd));
     
      /* Activate Remote wakeup */
      HAL_PCD_ActiveRemoteWakeup((&hpcd));
      /* remote wakeup delay */
      HAL_Delay(10);
      /* Desactivate Remote wakeup */
      HAL_PCD_DeActiveRemoteWakeup((&hpcd));
      
      /* change state to configured */
      USBD_Device.dev_state = USBD_STATE_CONFIGURED;
      
      /* change remote_wakeup feature to 0*/
      USBD_Device.dev_remote_wakeup=0;
    }
  }
}