stm32f4xx_hal_flash_ramfunc.c

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/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal.h"
 
#ifdef HAL_FLASH_MODULE_ENABLED
#if defined(STM32F410Tx) || defined(STM32F410Cx) || defined(STM32F410Rx) || defined(STM32F411xE) || defined(STM32F446xx) || defined(STM32F412Zx) || defined(STM32F412Vx) || \
    defined(STM32F412Rx) || defined(STM32F412Cx)
 
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Exported functions --------------------------------------------------------*/
__RAM_FUNC HAL_StatusTypeDef HAL_FLASHEx_StopFlashInterfaceClk(void)
{
  /* Enable Power ctrl clock */
  __HAL_RCC_PWR_CLK_ENABLE();
  /* Stop the flash interface while System Run */
  SET_BIT(PWR->CR, PWR_CR_FISSR);
 
  return HAL_OK;
}
 
__RAM_FUNC HAL_StatusTypeDef HAL_FLASHEx_StartFlashInterfaceClk(void)
{
  /* Enable Power ctrl clock */
  __HAL_RCC_PWR_CLK_ENABLE();
  /* Start the flash interface while System Run */
  CLEAR_BIT(PWR->CR, PWR_CR_FISSR);
 
  return HAL_OK;
}
 
__RAM_FUNC HAL_StatusTypeDef HAL_FLASHEx_EnableFlashSleepMode(void)
{
  /* Enable Power ctrl clock */
  __HAL_RCC_PWR_CLK_ENABLE();
  /* Enable the flash sleep while System Run */
  SET_BIT(PWR->CR, PWR_CR_FMSSR);
 
  return HAL_OK;
}
 
__RAM_FUNC HAL_StatusTypeDef HAL_FLASHEx_DisableFlashSleepMode(void)
{
  /* Enable Power ctrl clock */
  __HAL_RCC_PWR_CLK_ENABLE();
  /* Disable the flash sleep while System Run */
  CLEAR_BIT(PWR->CR, PWR_CR_FMSSR);
 
  return HAL_OK;
}
 
#endif /* STM32F410xx || STM32F411xE || STM32F446xx || STM32F412Zx || STM32F412Vx || STM32F412Rx || STM32F412Cx */
#endif /* HAL_FLASH_MODULE_ENABLED */