ST STM32F2 User Manual

LL IWDG Generic Driver
UM1940
1000/1371
DocID028236 Rev 2
LL_IWDG_IsReady
Function name
__STATIC_INLINE uint32_t LL_IWDG_IsReady
(IWDG_TypeDef * IWDGx)
Function description
Check if all flags Prescaler, Reload & Window Value Update are
reset or not.
Parameters
IWDGx: IWDG Instance
Return values
State: of bits (1 or 0).
Reference Manual to
LL API cross
reference:
SR PVU LL_IWDG_IsReady
SR RVU LL_IWDG_IsReady
60.2 IWDG Firmware driver defines
60.2.1 IWDG
Get Flags Defines
LL_IWDG_SR_PVU
Watchdog prescaler value update
LL_IWDG_SR_RVU
Watchdog counter reload value update
Prescaler Divider
LL_IWDG_PRESCALER_4
Divider by 4
LL_IWDG_PRESCALER_8
Divider by 8
LL_IWDG_PRESCALER_16
Divider by 16
LL_IWDG_PRESCALER_32
Divider by 32
LL_IWDG_PRESCALER_64
Divider by 64
LL_IWDG_PRESCALER_128
Divider by 128
LL_IWDG_PRESCALER_256
Divider by 256
Common Write and read registers Macros
LL_IWDG_WriteReg
Description:
Write a value in IWDG register.
Parameters:
__INSTANCE__: IWDG Instance
__REG__: Register to be written
__VALUE__: Value to be written in the register
Return value:
None
LL_IWDG_ReadReg
Description:
Read a value in IWDG register.
Parameters:
__INSTANCE__: IWDG Instance
__REG__: Register to be read

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English