CARME-M4 BSP  V1.5
Prescaler and Counter configuration functions

Prescaler and Counter configuration functions. More...

+ Collaboration diagram for Prescaler and Counter configuration functions:

Functions

void IWDG_WriteAccessCmd (uint16_t IWDG_WriteAccess)
 Enables or disables write access to IWDG_PR and IWDG_RLR registers. More...
 
void IWDG_SetPrescaler (uint8_t IWDG_Prescaler)
 Sets IWDG Prescaler value. More...
 
void IWDG_SetReload (uint16_t Reload)
 Sets IWDG Reload value. More...
 
void IWDG_ReloadCounter (void)
 Reloads IWDG counter with value defined in the reload register (write access to IWDG_PR and IWDG_RLR registers disabled). More...
 

Detailed Description

Prescaler and Counter configuration functions.

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              ##### Prescaler and Counter configuration functions #####
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Function Documentation

void IWDG_ReloadCounter ( void  )

Reloads IWDG counter with value defined in the reload register (write access to IWDG_PR and IWDG_RLR registers disabled).

Parameters
None
Return values
None

Definition at line 178 of file stm32f4xx_iwdg.c.

void IWDG_SetPrescaler ( uint8_t  IWDG_Prescaler)

Sets IWDG Prescaler value.

Parameters
IWDG_Prescalerspecifies the IWDG Prescaler value. This parameter can be one of the following values:
  • IWDG_Prescaler_4: IWDG prescaler set to 4
  • IWDG_Prescaler_8: IWDG prescaler set to 8
  • IWDG_Prescaler_16: IWDG prescaler set to 16
  • IWDG_Prescaler_32: IWDG prescaler set to 32
  • IWDG_Prescaler_64: IWDG prescaler set to 64
  • IWDG_Prescaler_128: IWDG prescaler set to 128
  • IWDG_Prescaler_256: IWDG prescaler set to 256
Return values
None

Definition at line 152 of file stm32f4xx_iwdg.c.

void IWDG_SetReload ( uint16_t  Reload)

Sets IWDG Reload value.

Parameters
Reloadspecifies the IWDG Reload value. This parameter must be a number between 0 and 0x0FFF.
Return values
None

Definition at line 165 of file stm32f4xx_iwdg.c.

void IWDG_WriteAccessCmd ( uint16_t  IWDG_WriteAccess)

Enables or disables write access to IWDG_PR and IWDG_RLR registers.

Parameters
IWDG_WriteAccessnew state of write access to IWDG_PR and IWDG_RLR registers. This parameter can be one of the following values:
  • IWDG_WriteAccess_Enable: Enable write access to IWDG_PR and IWDG_RLR registers
  • IWDG_WriteAccess_Disable: Disable write access to IWDG_PR and IWDG_RLR registers
Return values
None

Definition at line 132 of file stm32f4xx_iwdg.c.