ST STM32F2 User Manual

UM1940
LL USART Generic Driver
DocID028236 Rev 2
1263/1371
Reference Manual to
LL API cross
reference:
GTPR PSC LL_USART_GetSmartcardPrescaler
LL_USART_SetSmartcardGuardTime
Function name
__STATIC_INLINE void LL_USART_SetSmartcardGuardTime
(USART_TypeDef * USARTx, uint32_t GuardTime)
Function description
Set Smartcard Guard time value, expressed in nb of baud clocks
periods (GT[7:0] bits : Guard time value)
Parameters
USARTx: USART Instance
GuardTime: Value between Min_Data=0x00 and
Max_Data=0xFF
Return values
None:
Notes
Macro IS_SMARTCARD_INSTANCE(USARTx) can be used
to check whether or not Smartcard feature is supported by the
USARTx instance.
Reference Manual to
LL API cross
reference:
GTPR GT LL_USART_SetSmartcardGuardTime
LL_USART_GetSmartcardGuardTime
Function name
__STATIC_INLINE uint32_t
LL_USART_GetSmartcardGuardTime (USART_TypeDef *
USARTx)
Function description
Return Smartcard Guard time value, expressed in nb of baud
clocks periods (GT[7:0] bits : Guard time value)
Parameters
USARTx: USART Instance
Return values
Smartcard: Guard time value (Value between
Min_Data=0x00 and Max_Data=0xFF)
Notes
Macro IS_SMARTCARD_INSTANCE(USARTx) can be used
to check whether or not Smartcard feature is supported by the
USARTx instance.
Reference Manual to
LL API cross
reference:
GTPR GT LL_USART_GetSmartcardGuardTime
LL_USART_EnableHalfDuplex
Function name
__STATIC_INLINE void LL_USART_EnableHalfDuplex
(USART_TypeDef * USARTx)
Function description
Enable Single Wire Half-Duplex mode.
Parameters
USARTx: USART Instance
Return values
None:
Notes
Macro IS_UART_HALFDUPLEX_INSTANCE(USARTx) can
be used to check whether or not Half-Duplex mode is

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English