C++ IS_PWR_WAKEUP_PIN函数代码示例

/**
  * @brief Disables the Wake-up PINx functionality.
  * @param WakeUpPinx: Specifies the Power Wake-Up pin to disable.
  *         This parameter can be one of the following values:
  *           @arg PWR_WAKEUP_PIN1
  *           @arg PWR_WAKEUP_PIN2 available only on STM32F410xx/STM32F446xx devices
  *           @arg PWR_WAKEUP_PIN3 available only on STM32F410xx devices
  * @retval None
  */
void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx)
{
  /* Check the parameter */
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinx));  

  /* Disable the wake up pin */
  CLEAR_BIT(PWR->CSR, WakeUpPinx);
}

/**
  * @brief  Enable the WakeUp PINx functionality.
  * @param  WakeUpPinPolarity: Specifies which Wake-Up pin to enable.
  *          This parameter can be one of the following legacy values, which sets the default:
  *          polarity detection on high level (rising edge):
  *            @arg PWR_WAKEUP_PIN1, PWR_WAKEUP_PIN2, PWR_WAKEUP_PIN3, PWR_WAKEUP_PIN4,
  *                 PWR_WAKEUP_PIN5, PWR_WAKEUP_PIN6 or one of the following values where
  *                 the user can explicitly states the enabled pin and the chosen polarity.
  *            @arg PWR_WAKEUP_PIN1_HIGH or PWR_WAKEUP_PIN1_LOW
  *            @arg PWR_WAKEUP_PIN2_HIGH or PWR_WAKEUP_PIN2_LOW
  *            @arg PWR_WAKEUP_PIN3_HIGH or PWR_WAKEUP_PIN3_LOW
  *            @arg PWR_WAKEUP_PIN4_HIGH or PWR_WAKEUP_PIN4_LOW
  *            @arg PWR_WAKEUP_PIN5_HIGH or PWR_WAKEUP_PIN5_LOW
  *            @arg PWR_WAKEUP_PIN6_HIGH or PWR_WAKEUP_PIN6_LOW
  * @note   PWR_WAKEUP_PINx and PWR_WAKEUP_PINx_HIGH are equivalent.
  * @retval None
  */
void HAL_PWR_EnableWakeUpPin(uint32_t WakeUpPinPolarity)
{
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinPolarity));

  /* Enable and Specify the Wake-Up pin polarity and the pull configuration
     for the event detection (rising or falling edge) */
  MODIFY_REG(PWR->WKUPEPR, PWR_EWUP_MASK, WakeUpPinPolarity);
}

/**
  * @brief Disables the WakeUp PINx functionality.
  * @param WakeUpPinx: Specifies the Power Wake-Up pin to disable.
  *         This parameter can be one of the following values:
  *           @arg PWR_WAKEUP_PIN1, PWR_WAKEUP_PIN2, PWR_WAKEUP_PIN3
  * @retval None
  */
void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx)
{
  __IO uint32_t tmp = 0;
  
  /* Check the parameters */
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinx));
  tmp = CSR_EWUP1_BB + (WakeUpPinx << 2);
  *(__IO uint32_t *) (tmp) = (uint32_t)DISABLE;
}

/**
  * @brief Enable the WakeUp PINx functionality.
  * @param WakeUpPinPolarity: Specifies which Wake-Up pin to enable.
  *         This parameter can be one of the following legacy values, which sets the default polarity: 
  *         detection on high level (rising edge):
  *           @arg PWR_WAKEUP_PIN1, PWR_WAKEUP_PIN2, PWR_WAKEUP_PIN3, PWR_WAKEUP_PIN4, PWR_WAKEUP_PIN5, PWR_WAKEUP_PIN6 
  *         or one of the following value where the user can explicitly states the enabled pin and
  *         the chosen polarity  
  *           @arg PWR_WAKEUP_PIN1_HIGH or PWR_WAKEUP_PIN1_LOW 
  *           @arg PWR_WAKEUP_PIN2_HIGH or PWR_WAKEUP_PIN2_LOW 
  *           @arg PWR_WAKEUP_PIN3_HIGH or PWR_WAKEUP_PIN3_LOW 
  *           @arg PWR_WAKEUP_PIN4_HIGH or PWR_WAKEUP_PIN4_LOW
  *           @arg PWR_WAKEUP_PIN5_HIGH or PWR_WAKEUP_PIN5_LOW 
  *           @arg PWR_WAKEUP_PIN6_HIGH or PWR_WAKEUP_PIN6_LOW 
  * @note  PWR_WAKEUP_PINx and PWR_WAKEUP_PINx_HIGH are equivalent.               
  * @retval None
  */
void HAL_PWR_EnableWakeUpPin(uint32_t WakeUpPinPolarity)
{
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinPolarity));
  
  /* Enable wake-up pin */
  SET_BIT(PWR->CSR2, (PWR_EWUP_MASK & WakeUpPinPolarity));
	
  /* Specifies the Wake-Up pin polarity for the event detection
    (rising or falling edge) */
  MODIFY_REG(PWR->CR2, (PWR_EWUP_MASK & WakeUpPinPolarity), (WakeUpPinPolarity >> 0x06));
}

/**
  * @brief Enable the WakeUp PINx functionality.
  * @param WakeUpPinPolarity: Specifies which Wake-Up pin to enable.
  *         This parameter can be one of the following legacy values which set the default polarity 
  *         i.e. detection on high level (rising edge):
  *           @arg @ref PWR_WAKEUP_PIN1, PWR_WAKEUP_PIN2, PWR_WAKEUP_PIN3, PWR_WAKEUP_PIN4, PWR_WAKEUP_PIN5
  *             
  *         or one of the following value where the user can explicitly specify the enabled pin and
  *         the chosen polarity:  
  *           @arg @ref PWR_WAKEUP_PIN1_HIGH or PWR_WAKEUP_PIN1_LOW 
  *           @arg @ref PWR_WAKEUP_PIN2_HIGH or PWR_WAKEUP_PIN2_LOW 
  *           @arg @ref PWR_WAKEUP_PIN3_HIGH or PWR_WAKEUP_PIN3_LOW 
  *           @arg @ref PWR_WAKEUP_PIN4_HIGH or PWR_WAKEUP_PIN4_LOW
  *           @arg @ref PWR_WAKEUP_PIN5_HIGH or PWR_WAKEUP_PIN5_LOW 
  * @note  PWR_WAKEUP_PINx and PWR_WAKEUP_PINx_HIGH are equivalent.               
  * @retval None
  */
void HAL_PWR_EnableWakeUpPin(uint32_t WakeUpPinPolarity)
{
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinPolarity)); 
  
  /* Specifies the Wake-Up pin polarity for the event detection 
    (rising or falling edge) */
  MODIFY_REG(PWR->CR4, (PWR_CR3_EWUP & WakeUpPinPolarity), (WakeUpPinPolarity >> PWR_WUP_POLARITY_SHIFT)); 
    
  /* Enable wake-up pin */
  SET_BIT(PWR->CR3, (PWR_CR3_EWUP & WakeUpPinPolarity));

    
}

/**
  * @brief  Enables or disables the WakeUp Pin functionality.
  * @param  PWR_WakeUpPin: specifies the WakeUpPin.
  *   This parameter can be: PWR_WakeUpPin_1, PWR_WakeUpPin_2 or PWR_WakeUpPin_3.
  * @param  NewState: new state of the WakeUp Pin functionality.
  *   This parameter can be: ENABLE or DISABLE.
  * @retval None
  */
void PWR_WakeUpPinCmd(uint32_t PWR_WakeUpPin, FunctionalState NewState)
{
  __IO uint32_t tmp = 0;
  
  /* Check the parameters */
  assert_param(IS_PWR_WAKEUP_PIN(PWR_WakeUpPin));
  
  assert_param(IS_FUNCTIONAL_STATE(NewState));

  tmp = CSR_EWUP_BB + PWR_WakeUpPin;
  
  *(__IO uint32_t *) (tmp) = (uint32_t)NewState;
}

/**
  * @brief  Enables or disables the WakeUp Pin functionality.
  * @param  PWR_WakeUpPinx: specifies the WakeUp Pin.
  *          This parameter can be one of the following values:
  *            @arg PWR_WakeUp_Pin1: WKUP1 pin is used for wakeup from Standby mode.
  *            @arg PWR_WakeUp_Pin2: WKUP2 pin is used for wakeup from Standby mode.
  * @param  NewState: new state of the WakeUp Pin functionality.
  *         This parameter can be: ENABLE or DISABLE.
  * @retval None
  */
void PWR_WakeUpPinCmd(uint32_t PWR_WakeUpPinx, FunctionalState NewState)
{
  /* Check the parameters */  
  assert_param(IS_FUNCTIONAL_STATE(NewState));
  assert_param(IS_PWR_WAKEUP_PIN(NewState));
  if(PWR_WakeUpPinx == PWR_WakeUp_Pin1)
  {
    *(__IO uint32_t *) CSR_EWUP1_BB = (uint32_t)NewState;
  }
  else /* PWR_WakeUp_Pin1 */
  {
    *(__IO uint32_t *) CSR_EWUP2_BB = (uint32_t)NewState;
  }
}

/**
  * @brief  Enables or disables the WakeUp Pin functionality.
  * @param  PWR_WakeUpPin: specifies the WakeUpPin.
  *          This parameter can be: PWR_WakeUpPin_1, PWR_WakeUpPin_2 or PWR_WakeUpPin_3.
  * @param  NewState: new state of the WakeUp Pin functionality.
  *          This parameter can be: ENABLE or DISABLE.
  * @retval None
  */
void PWR_WakeUpPinCmd(uint32_t PWR_WakeUpPin, FunctionalState NewState)
{
	/* Check the parameters */
	assert_param(IS_PWR_WAKEUP_PIN(PWR_WakeUpPin));
	assert_param(IS_FUNCTIONAL_STATE(NewState));

	if (NewState != DISABLE) {
		/* Enable the EWUPx pin */
		PWR->CSR |= PWR_WakeUpPin;
	} else {
		/* Disable the EWUPx pin */
		PWR->CSR &= ~PWR_WakeUpPin;
	}
}

/**
  * @brief  Enables or disables the WakeUp Pin functionality.
  * @param  PWR_WakeUpPinx: specifies the WakeUp Pin.
  *          This parameter can be one of the following values:
  *            @arg PWR_WakeUp_Pin1: WKUP1 pin is used for wakeup from Standby mode.
  *            @arg PWR_WakeUp_Pin2: WKUP2 pin is used for wakeup from Standby mode.
  *            @arg PWR_WakeUp_Pin3: WKUP3 pin is used for wakeup from Standby mode.(only for STM32F410xx and STM32F412xG Devices)
  * @param  NewState: new state of the WakeUp Pin functionality.
  *         This parameter can be: ENABLE or DISABLE.
  * @retval None
  */
void PWR_WakeUpPinCmd(uint32_t PWR_WakeUpPinx, FunctionalState NewState)
{
  /* Check the parameters */  
  assert_param(IS_FUNCTIONAL_STATE(NewState));
  assert_param(IS_PWR_WAKEUP_PIN(NewState));
  if(PWR_WakeUpPinx == PWR_WakeUp_Pin1) /* PWR_WakeUp_Pin1 */
  {
    *(__IO uint32_t *) CSR_EWUP1_BB = (uint32_t)NewState;
  }
#if defined(STM32F410xx)|| defined(STM32F412xG)  
  else if(PWR_WakeUpPinx == PWR_WakeUp_Pin3) /* PWR_WakeUp_Pin3 */
  {
    *(__IO uint32_t *) CSR_EWUP3_BB = (uint32_t)NewState;
  }
#endif /* STM32F410xx */  
  else /* PWR_WakeUp_Pin2 */
  {
    *(__IO uint32_t *) CSR_EWUP2_BB = (uint32_t)NewState;
  }
}

/**
  * @brief Disables the WakeUp PINx functionality.
  * @param WakeUpPinx: Specifies the Power Wake-Up pin to disable.
  *         This parameter can be one of the following values:
  *           @arg PWR_WAKEUP_PIN1
  *           @arg PWR_WAKEUP_PIN2
  *           @arg PWR_WAKEUP_PIN3
  *           @arg PWR_WAKEUP_PIN4
  *           @arg PWR_WAKEUP_PIN5
  *           @arg PWR_WAKEUP_PIN6 
  * @retval None
  */
void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx)
{
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinx));

  CLEAR_BIT(PWR->CSR2, WakeUpPinx);
}

/**
  * @brief Disables the WakeUp PINx functionality.
  * @param WakeUpPinx: Specifies the Power Wake-Up pin to disable.
  *         This parameter can be one of the following values:
  *           @arg PWR_WAKEUP_PIN1
  * @retval None
  */
void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx)
{
  /* Check the parameter */
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinx));  
  *(__IO uint32_t *) CSR_EWUP_BB = (uint32_t)DISABLE;
}

/**
  * @brief Disables the WakeUp PINx functionality.
  * @param WakeUpPinx: Specifies the Power Wake-Up pin to disable.
  *         This parameter can be values of :
  *           @ref PWREx_WakeUp_Pins
  * @retval None
  */
void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx)
{
  /* Check the parameters */
  assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinx));
  PWR->CSR &= ~(PWR_CSR_EWUP1 << (uint8_t)WakeUpPinx);
}