macros to control FLASH features More...

Defines
#define	__HAL_FLASH_SET_LATENCY(__LATENCY__) (MODIFY_REG(FLASH->ACR, FLASH_ACR_LATENCY, (__LATENCY__)))
	Set the FLASH Latency.
#define	__HAL_FLASH_GET_LATENCY() READ_BIT(FLASH->ACR, FLASH_ACR_LATENCY)
	Get the FLASH Latency.
#define	__HAL_FLASH_PREFETCH_BUFFER_ENABLE() SET_BIT(FLASH->ACR, FLASH_ACR_PRFTEN)
	Enable the FLASH prefetch buffer.
#define	__HAL_FLASH_PREFETCH_BUFFER_DISABLE() CLEAR_BIT(FLASH->ACR, FLASH_ACR_PRFTEN)
	Disable the FLASH prefetch buffer.
#define	__HAL_FLASH_INSTRUCTION_CACHE_ENABLE() SET_BIT(FLASH->ACR, FLASH_ACR_ICEN)
	Enable the FLASH instruction cache.
#define	__HAL_FLASH_INSTRUCTION_CACHE_DISABLE() CLEAR_BIT(FLASH->ACR, FLASH_ACR_ICEN)
	Disable the FLASH instruction cache.
#define	__HAL_FLASH_DATA_CACHE_ENABLE() SET_BIT(FLASH->ACR, FLASH_ACR_DCEN)
	Enable the FLASH data cache.
#define	__HAL_FLASH_DATA_CACHE_DISABLE() CLEAR_BIT(FLASH->ACR, FLASH_ACR_DCEN)
	Disable the FLASH data cache.
#define	__HAL_FLASH_INSTRUCTION_CACHE_RESET()
	Reset the FLASH instruction Cache.
#define	__HAL_FLASH_DATA_CACHE_RESET()
	Reset the FLASH data Cache.
#define	__HAL_FLASH_POWER_DOWN_ENABLE()
	Enable the FLASH power down during Low-power run mode.
#define	__HAL_FLASH_POWER_DOWN_DISABLE()
	Disable the FLASH power down during Low-power run mode.
#define	__HAL_FLASH_SLEEP_POWERDOWN_ENABLE() SET_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD)
	Enable the FLASH power down during Low-Power sleep mode.
#define	__HAL_FLASH_SLEEP_POWERDOWN_DISABLE() CLEAR_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD)
	Disable the FLASH power down during Low-Power sleep mode.

Detailed Description

macros to control FLASH features

Define Documentation

#define __HAL_FLASH_DATA_CACHE_DISABLE ( ) CLEAR_BIT(FLASH->ACR, FLASH_ACR_DCEN)

Disable the FLASH data cache.

Return values:

none

Definition at line 628 of file stm32l4xx_hal_flash.h.

Referenced by HAL_FLASH_Program(), HAL_FLASH_Program_IT(), HAL_FLASHEx_Erase(), HAL_FLASHEx_Erase_IT(), and HAL_Init().

#define __HAL_FLASH_DATA_CACHE_ENABLE ( ) SET_BIT(FLASH->ACR, FLASH_ACR_DCEN)

Enable the FLASH data cache.

Return values:

none

Definition at line 622 of file stm32l4xx_hal_flash.h.

Referenced by FLASH_FlushCaches().

#define __HAL_FLASH_DATA_CACHE_RESET ( )

Value:

do { SET_BIT(FLASH->ACR, FLASH_ACR_DCRST);   \
                                                     CLEAR_BIT(FLASH->ACR, FLASH_ACR_DCRST); \
                                                   } while (0)

Reset the FLASH data Cache.

Note:: This function must be used only when the data Cache is disabled.

Return values:

None

Definition at line 644 of file stm32l4xx_hal_flash.h.

Referenced by FLASH_FlushCaches().

#define __HAL_FLASH_GET_LATENCY ( ) READ_BIT(FLASH->ACR, FLASH_ACR_LATENCY)

Get the FLASH Latency.

Return values:

FLASH

Latency This parameter can be one of the following values :

FLASH_LATENCY_0: FLASH Zero wait state
FLASH_LATENCY_1: FLASH One wait state
FLASH_LATENCY_2: FLASH Two wait states
FLASH_LATENCY_3: FLASH Three wait states
FLASH_LATENCY_4: FLASH Four wait states

Definition at line 592 of file stm32l4xx_hal_flash.h.

Referenced by HAL_RCC_ClockConfig(), HAL_RCC_GetClockConfig(), and RCC_SetFlashLatencyFromMSIRange().

#define __HAL_FLASH_INSTRUCTION_CACHE_DISABLE ( ) CLEAR_BIT(FLASH->ACR, FLASH_ACR_ICEN)

Disable the FLASH instruction cache.

Return values:

none

Definition at line 616 of file stm32l4xx_hal_flash.h.

Referenced by FLASH_FlushCaches(), and HAL_Init().

#define __HAL_FLASH_INSTRUCTION_CACHE_ENABLE ( ) SET_BIT(FLASH->ACR, FLASH_ACR_ICEN)

Enable the FLASH instruction cache.

Return values:

none

Definition at line 610 of file stm32l4xx_hal_flash.h.

Referenced by FLASH_FlushCaches().

#define __HAL_FLASH_INSTRUCTION_CACHE_RESET ( )

Value:

do { SET_BIT(FLASH->ACR, FLASH_ACR_ICRST);   \
                                                     CLEAR_BIT(FLASH->ACR, FLASH_ACR_ICRST); \
                                                   } while (0)

Reset the FLASH instruction Cache.

Note:: This function must be used only when the Instruction Cache is disabled.

Return values:

None

Definition at line 635 of file stm32l4xx_hal_flash.h.

Referenced by FLASH_FlushCaches().

#define __HAL_FLASH_POWER_DOWN_DISABLE ( )

Value:

do { WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY1); \
                                                     WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY2); \
                                                     CLEAR_BIT(FLASH->ACR, FLASH_ACR_RUN_PD); \
                                                   } while (0)

Disable the FLASH power down during Low-power run mode.

Note:: Writing this bit to 0 this bit, automatically the keys are loss and a new unlock sequence is necessary to re-write it to 1.

Definition at line 663 of file stm32l4xx_hal_flash.h.

Referenced by HAL_FLASHEx_DisableRunPowerDown().

#define __HAL_FLASH_POWER_DOWN_ENABLE ( )

Value:

do { WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY1); \
                                                     WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY2); \
                                                     SET_BIT(FLASH->ACR, FLASH_ACR_RUN_PD);   \
                                                   } while (0)

Enable the FLASH power down during Low-power run mode.

Note:: Writing this bit to 0 this bit, automatically the keys are loss and a new unlock sequence is necessary to re-write it to 1.

Definition at line 653 of file stm32l4xx_hal_flash.h.

Referenced by HAL_FLASHEx_EnableRunPowerDown().

#define __HAL_FLASH_PREFETCH_BUFFER_DISABLE ( ) CLEAR_BIT(FLASH->ACR, FLASH_ACR_PRFTEN)

Disable the FLASH prefetch buffer.

Return values:

None

Definition at line 604 of file stm32l4xx_hal_flash.h.

#define __HAL_FLASH_PREFETCH_BUFFER_ENABLE ( ) SET_BIT(FLASH->ACR, FLASH_ACR_PRFTEN)

Enable the FLASH prefetch buffer.

Return values:

None

Definition at line 598 of file stm32l4xx_hal_flash.h.

Referenced by HAL_Init().

#define __HAL_FLASH_SET_LATENCY ( __LATENCY__ ) (MODIFY_REG(FLASH->ACR, FLASH_ACR_LATENCY, (__LATENCY__)))

Set the FLASH Latency.

Parameters:

__LATENCY__

FLASH Latency This parameter can be one of the following values :

FLASH_LATENCY_0: FLASH Zero wait state
FLASH_LATENCY_1: FLASH One wait state
FLASH_LATENCY_2: FLASH Two wait states
FLASH_LATENCY_3: FLASH Three wait states
FLASH_LATENCY_4: FLASH Four wait states

Return values:

None

Definition at line 580 of file stm32l4xx_hal_flash.h.

Referenced by HAL_RCC_ClockConfig(), and RCC_SetFlashLatencyFromMSIRange().

#define __HAL_FLASH_SLEEP_POWERDOWN_DISABLE ( ) CLEAR_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD)

Disable the FLASH power down during Low-Power sleep mode.

Return values:

none

Definition at line 678 of file stm32l4xx_hal_flash.h.

#define __HAL_FLASH_SLEEP_POWERDOWN_ENABLE ( ) SET_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD)

Enable the FLASH power down during Low-Power sleep mode.

Return values:

none

Definition at line 672 of file stm32l4xx_hal_flash.h.

Defines

Detailed Description

Define Documentation