ST STM32F2 User Manual

UM1940
LL CORTEX Generic Driver
DocID028236 Rev 2
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52 LL CORTEX Generic Driver
52.1 CORTEX Firmware driver API description
52.1.1 Detailed description of functions
LL_SYSTICK_IsActiveCounterFlag
Function name
__STATIC_INLINE uint32_t LL_SYSTICK_IsActiveCounterFlag
(void )
Function description
This function checks if the Systick counter flag is active or not.
Return values
State: of bit (1 or 0).
Notes
It can be used in timeout function on application side.
Reference Manual to
LL API cross
reference:
STK_CTRL COUNTFLAG LL_SYSTICK_IsActiveCounterFlag
LL_SYSTICK_SetClkSource
Function name
__STATIC_INLINE void LL_SYSTICK_SetClkSource (uint32_t
Source)
Function description
Configures the SysTick clock source.
Parameters
Source: This parameter can be one of the following values:
LL_SYSTICK_CLKSOURCE_HCLK_DIV8
LL_SYSTICK_CLKSOURCE_HCLK
Return values
None:
Reference Manual to
LL API cross
reference:
STK_CTRL CLKSOURCE LL_SYSTICK_SetClkSource
LL_SYSTICK_GetClkSource
Function name
__STATIC_INLINE uint32_t LL_SYSTICK_GetClkSource (void )
Function description
Get the SysTick clock source.
Return values
Returned: value can be one of the following values:
LL_SYSTICK_CLKSOURCE_HCLK_DIV8
LL_SYSTICK_CLKSOURCE_HCLK
Reference Manual to
LL API cross
reference:
STK_CTRL CLKSOURCE LL_SYSTICK_GetClkSource
LL_SYSTICK_EnableIT
Function name
__STATIC_INLINE void LL_SYSTICK_EnableIT (void )
Function description
Enable SysTick exception request.

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English