ST STM32F31xx

UM1581
Window watchdog (WWDG)
DocID023800 Rev 1
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24.2.6.2 WWDG_SetPrescaler
Function Name
void WWDG_SetPrescaler ( uint32_t WWDG_Prescaler)
Function Description
Sets the WWDG Prescaler.
Parameters
 WWDG_Prescaler : specifies the WWDG Prescaler. This
parameter can be one of the following values:
 WWDG_Prescaler_1 : WWDG counter clock =
(PCLK1/4096)/1
 WWDG_Prescaler_2 : WWDG counter clock =
(PCLK1/4096)/2
 WWDG_Prescaler_4 : WWDG counter clock =
(PCLK1/4096)/4
 WWDG_Prescaler_8 : WWDG counter clock =
(PCLK1/4096)/8
Return values
 None.
Notes
 None.
24.2.6.3 WWDG_SetWindowValue
Function Name
void WWDG_SetWindowValue ( uint8_t WindowValue)
Function Description
Sets the WWDG window value.
Parameters
 WindowValue : specifies the window value to be compared
to the downcounter. This parameter value must be lower than
0x80.
Return values
 None.
Notes
 None.