ST STM32F2

LL USART Generic Driver
UM1940
1258/1371
DocID028236 Rev 2
Notes
In case of non-initialized or invalid value stored in BRR
register, value 0 will be returned.
Reference Manual to
LL API cross
reference:
BRR BRR LL_USART_GetBaudRate
LL_USART_EnableIrda
Function name
__STATIC_INLINE void LL_USART_EnableIrda
(USART_TypeDef * USARTx)
Function description
Enable IrDA mode.
Parameters
USARTx: USART Instance
Return values
None:
Notes
Macro IS_IRDA_INSTANCE(USARTx) can be used to check
whether or not IrDA feature is supported by the USARTx
instance.
Reference Manual to
LL API cross
reference:
CR3 IREN LL_USART_EnableIrda
LL_USART_DisableIrda
Function name
__STATIC_INLINE void LL_USART_DisableIrda
(USART_TypeDef * USARTx)
Function description
Disable IrDA mode.
Parameters
USARTx: USART Instance
Return values
None:
Notes
Macro IS_IRDA_INSTANCE(USARTx) can be used to check
whether or not IrDA feature is supported by the USARTx
instance.
Reference Manual to
LL API cross
reference:
CR3 IREN LL_USART_DisableIrda
LL_USART_IsEnabledIrda
Function name
__STATIC_INLINE uint32_t LL_USART_IsEnabledIrda
(USART_TypeDef * USARTx)
Function description
Indicate if IrDA mode is enabled.
Parameters
USARTx: USART Instance
Return values
State: of bit (1 or 0).
Notes
Macro IS_IRDA_INSTANCE(USARTx) can be used to check
whether or not IrDA feature is supported by the USARTx
instance.
Reference Manual to
LL API cross
CR3 IREN LL_USART_IsEnabledIrda