ST STM32F2 User Manual

LL USART Generic Driver
UM1940
1272/1371
DocID028236 Rev 2
LL_USART_IsActiveFlag_IDLE
Function name
__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_IDLE
(USART_TypeDef * USARTx)
Function description
Check if the USART IDLE line detected Flag is set or not.
Parameters
USARTx: USART Instance
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
SR IDLE LL_USART_IsActiveFlag_IDLE
LL_USART_IsActiveFlag_RXNE
Function name
__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RXNE
(USART_TypeDef * USARTx)
Function description
Check if the USART Read Data Register Not Empty Flag is set or
not.
Parameters
USARTx: USART Instance
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
SR RXNE LL_USART_IsActiveFlag_RXNE
LL_USART_IsActiveFlag_TC
Function name
__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TC
(USART_TypeDef * USARTx)
Function description
Check if the USART Transmission Complete Flag is set or not.
Parameters
USARTx: USART Instance
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
SR TC LL_USART_IsActiveFlag_TC
LL_USART_IsActiveFlag_TXE
Function name
__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TXE
(USART_TypeDef * USARTx)
Function description
Check if the USART Transmit Data Register Empty Flag is set or
not.
Parameters
USARTx: USART Instance
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
SR TXE LL_USART_IsActiveFlag_TXE

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English