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Peripheral Control functions
Functions

Peripheral Control functions
[CORTEX Exported Functions]

Cortex control functions. More...

Functions

void HAL_MPU_ConfigRegion (MPU_Region_InitTypeDef *MPU_Init)
 Initializes and configures the Region and the memory to be protected.
uint32_t HAL_NVIC_GetPriorityGrouping (void)
 Gets the priority grouping field from the NVIC Interrupt Controller.
void HAL_NVIC_GetPriority (IRQn_Type IRQn, uint32_t PriorityGroup, uint32_t *pPreemptPriority, uint32_t *pSubPriority)
 Gets the priority of an interrupt.
void HAL_NVIC_SetPendingIRQ (IRQn_Type IRQn)
 Sets Pending bit of an external interrupt.
uint32_t HAL_NVIC_GetPendingIRQ (IRQn_Type IRQn)
 Gets Pending Interrupt (reads the pending register in the NVIC and returns the pending bit for the specified interrupt).
void HAL_NVIC_ClearPendingIRQ (IRQn_Type IRQn)
 Clears the pending bit of an external interrupt.
uint32_t HAL_NVIC_GetActive (IRQn_Type IRQn)
 Gets active interrupt ( reads the active register in NVIC and returns the active bit).
void HAL_SYSTICK_CLKSourceConfig (uint32_t CLKSource)
 Configures the SysTick clock source.
void HAL_SYSTICK_IRQHandler (void)
 This function handles SYSTICK interrupt request.
__weak void HAL_SYSTICK_Callback (void)
 SYSTICK callback.

Detailed Description

Cortex control functions. 

  ==============================================================================
                      ##### Peripheral Control functions #####
  ==============================================================================
    [..]
      This subsection provides a set of functions allowing to control the CORTEX
      (NVIC, SYSTICK, MPU) functionalities.

Function Documentation

void HAL_MPU_ConfigRegion ( MPU_Region_InitTypeDef *  MPU_Init )

Initializes and configures the Region and the memory to be protected.

Parameters:
MPU_Init,:Pointer to a MPU_Region_InitTypeDef structure that contains the initialization and configuration information.
Return values:
None

Definition at line 301 of file stm32f1xx_hal_cortex.c.

void HAL_NVIC_ClearPendingIRQ ( IRQn_Type  IRQn )

Clears the pending bit of an external interrupt.

Parameters:
IRQnExternal interrupt number This parameter can be an enumerator of IRQn_Type enumeration (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f10xxx.h))
Return values:
None

Definition at line 415 of file stm32f1xx_hal_cortex.c.

uint32_t HAL_NVIC_GetActive ( IRQn_Type  IRQn )

Gets active interrupt ( reads the active register in NVIC and returns the active bit).

Parameters:
IRQnExternal interrupt number This parameter can be an enumerator of IRQn_Type enumeration (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f10xxx.h))
Return values:
status,:- 0 Interrupt status is not pending.

  • 1 Interrupt status is pending.

Definition at line 429 of file stm32f1xx_hal_cortex.c.

uint32_t HAL_NVIC_GetPendingIRQ ( IRQn_Type  IRQn )

Gets Pending Interrupt (reads the pending register in the NVIC and returns the pending bit for the specified interrupt).

Parameters:
IRQnExternal interrupt number This parameter can be an enumerator of IRQn_Type enumeration (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f10xxx.h))
Return values:
status,:- 0 Interrupt status is not pending.

  • 1 Interrupt status is pending.

Definition at line 402 of file stm32f1xx_hal_cortex.c.

void HAL_NVIC_GetPriority ( IRQn_Type  IRQn,
uint32_t  PriorityGroup,
uint32_t *  pPreemptPriority,
uint32_t *  pSubPriority 
)

Gets the priority of an interrupt.

Parameters:
IRQn,:External interrupt number This parameter can be an enumerator of IRQn_Type enumeration (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f10xxx.h))
PriorityGroup,:the priority grouping bits length. This parameter can be one of the following values:

  • NVIC_PRIORITYGROUP_0: 0 bits for pre-emption priority 4 bits for subpriority
  • NVIC_PRIORITYGROUP_1: 1 bits for pre-emption priority 3 bits for subpriority
  • NVIC_PRIORITYGROUP_2: 2 bits for pre-emption priority 2 bits for subpriority
  • NVIC_PRIORITYGROUP_3: 3 bits for pre-emption priority 1 bits for subpriority
  • NVIC_PRIORITYGROUP_4: 4 bits for pre-emption priority 0 bits for subpriority
pPreemptPriority,:Pointer on the Preemptive priority value (starting from 0).
pSubPriority,:Pointer on the Subpriority value (starting from 0).
Return values:
None

Definition at line 372 of file stm32f1xx_hal_cortex.c.

uint32_t HAL_NVIC_GetPriorityGrouping ( void   )

Gets the priority grouping field from the NVIC Interrupt Controller.

Return values:
Prioritygrouping field (SCB->AIRCR [10:8] PRIGROUP field)

Definition at line 345 of file stm32f1xx_hal_cortex.c.

void HAL_NVIC_SetPendingIRQ ( IRQn_Type  IRQn )

Sets Pending bit of an external interrupt.

Parameters:
IRQnExternal interrupt number This parameter can be an enumerator of IRQn_Type enumeration (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f10xxx.h))
Return values:
None

Definition at line 387 of file stm32f1xx_hal_cortex.c.

__weak void HAL_SYSTICK_Callback ( void   )

SYSTICK callback.

Return values:
None

Definition at line 470 of file stm32f1xx_hal_cortex.c.

void HAL_SYSTICK_CLKSourceConfig ( uint32_t  CLKSource )

Configures the SysTick clock source.

Parameters:
CLKSource,:specifies the SysTick clock source. This parameter can be one of the following values:

  • SYSTICK_CLKSOURCE_HCLK_DIV8: AHB clock divided by 8 selected as SysTick clock source.
  • SYSTICK_CLKSOURCE_HCLK: AHB clock selected as SysTick clock source.
Return values:
None

Definition at line 443 of file stm32f1xx_hal_cortex.c.

void HAL_SYSTICK_IRQHandler ( void   )

This function handles SYSTICK interrupt request.

Return values:
None

Definition at line 461 of file stm32f1xx_hal_cortex.c.

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