ST STM32F2 User Manual

UM1940
LL USART Generic Driver
DocID028236 Rev 2
1259/1371
reference:
LL_USART_SetIrdaPowerMode
Function name
__STATIC_INLINE void LL_USART_SetIrdaPowerMode
(USART_TypeDef * USARTx, uint32_t PowerMode)
Function description
Configure IrDA Power Mode (Normal or Low Power)
Parameters
USARTx: USART Instance
PowerMode: This parameter can be one of the following
values:
LL_USART_IRDA_POWER_NORMAL
LL_USART_IRDA_POWER_LOW
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 IRLP LL_USART_SetIrdaPowerMode
LL_USART_GetIrdaPowerMode
Function name
__STATIC_INLINE uint32_t LL_USART_GetIrdaPowerMode
(USART_TypeDef * USARTx)
Function description
Retrieve IrDA Power Mode configuration (Normal or Low Power)
Parameters
USARTx: USART Instance
Return values
Returned: value can be one of the following values:
LL_USART_IRDA_POWER_NORMAL
LL_USART_PHASE_2EDGE
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 IRLP LL_USART_GetIrdaPowerMode
LL_USART_SetIrdaPrescaler
Function name
__STATIC_INLINE void LL_USART_SetIrdaPrescaler
(USART_TypeDef * USARTx, uint32_t PrescalerValue)
Function description
Set Irda prescaler value, used for dividing the USART clock source
to achieve the Irda Low Power frequency (8 bits value)
Parameters
USARTx: USART Instance
PrescalerValue: Value between Min_Data=0x00 and
Max_Data=0xFF
Return values
None:

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English