STM32F439xx HAL User Manual: stm32f4xx_ll

Header file of USART LL module. More...

#include "stm32f4xx.h"

Data Structures
struct	LL_USART_InitTypeDef
	LL USART Init Structure definition. More...
struct	LL_USART_ClockInitTypeDef
	LL USART Clock Init Structure definition. More...
Defines
#define	USART_POSITION_GTPR_GT USART_GTPR_GT_Pos
#define	LL_USART_SR_PE USART_SR_PE
#define	LL_USART_SR_FE USART_SR_FE
#define	LL_USART_SR_NE USART_SR_NE
#define	LL_USART_SR_ORE USART_SR_ORE
#define	LL_USART_SR_IDLE USART_SR_IDLE
#define	LL_USART_SR_RXNE USART_SR_RXNE
#define	LL_USART_SR_TC USART_SR_TC
#define	LL_USART_SR_TXE USART_SR_TXE
#define	LL_USART_SR_LBD USART_SR_LBD
#define	LL_USART_SR_CTS USART_SR_CTS
#define	LL_USART_CR1_IDLEIE USART_CR1_IDLEIE
#define	LL_USART_CR1_RXNEIE USART_CR1_RXNEIE
#define	LL_USART_CR1_TCIE USART_CR1_TCIE
#define	LL_USART_CR1_TXEIE USART_CR1_TXEIE
#define	LL_USART_CR1_PEIE USART_CR1_PEIE
#define	LL_USART_CR2_LBDIE USART_CR2_LBDIE
#define	LL_USART_CR3_EIE USART_CR3_EIE
#define	LL_USART_CR3_CTSIE USART_CR3_CTSIE
#define	LL_USART_DIRECTION_NONE 0x00000000U
#define	LL_USART_DIRECTION_RX USART_CR1_RE
#define	LL_USART_DIRECTION_TX USART_CR1_TE
#define	LL_USART_DIRECTION_TX_RX (USART_CR1_TE \|USART_CR1_RE)
#define	LL_USART_PARITY_NONE 0x00000000U
#define	LL_USART_PARITY_EVEN USART_CR1_PCE
#define	LL_USART_PARITY_ODD (USART_CR1_PCE \| USART_CR1_PS)
#define	LL_USART_WAKEUP_IDLELINE 0x00000000U
#define	LL_USART_WAKEUP_ADDRESSMARK USART_CR1_WAKE
#define	LL_USART_DATAWIDTH_8B 0x00000000U
#define	LL_USART_DATAWIDTH_9B USART_CR1_M
#define	LL_USART_OVERSAMPLING_16 0x00000000U
#define	LL_USART_OVERSAMPLING_8 USART_CR1_OVER8
#define	LL_USART_CLOCK_DISABLE 0x00000000U
#define	LL_USART_CLOCK_ENABLE USART_CR2_CLKEN
#define	LL_USART_LASTCLKPULSE_NO_OUTPUT 0x00000000U
#define	LL_USART_LASTCLKPULSE_OUTPUT USART_CR2_LBCL
#define	LL_USART_PHASE_1EDGE 0x00000000U
#define	LL_USART_PHASE_2EDGE USART_CR2_CPHA
#define	LL_USART_POLARITY_LOW 0x00000000U
#define	LL_USART_POLARITY_HIGH USART_CR2_CPOL
#define	LL_USART_STOPBITS_0_5 USART_CR2_STOP_0
#define	LL_USART_STOPBITS_1 0x00000000U
#define	LL_USART_STOPBITS_1_5 (USART_CR2_STOP_0 \| USART_CR2_STOP_1)
#define	LL_USART_STOPBITS_2 USART_CR2_STOP_1
#define	LL_USART_HWCONTROL_NONE 0x00000000U
#define	LL_USART_HWCONTROL_RTS USART_CR3_RTSE
#define	LL_USART_HWCONTROL_CTS USART_CR3_CTSE
#define	LL_USART_HWCONTROL_RTS_CTS (USART_CR3_RTSE \| USART_CR3_CTSE)
#define	LL_USART_IRDA_POWER_NORMAL 0x00000000U
#define	LL_USART_IRDA_POWER_LOW USART_CR3_IRLP
#define	LL_USART_LINBREAK_DETECT_10B 0x00000000U
#define	LL_USART_LINBREAK_DETECT_11B USART_CR2_LBDL
#define	LL_USART_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
	Write a value in USART register.
#define	LL_USART_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
	Read a value in USART register.
#define	__LL_USART_DIV_SAMPLING8_100(__PERIPHCLK__, __BAUDRATE__) (((__PERIPHCLK__)25)/(2(__BAUDRATE__)))
	Compute USARTDIV value according to Peripheral Clock and expected Baud Rate in 8 bits sampling mode (32 bits value of USARTDIV is returned)
#define	__LL_USART_DIVMANT_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) (__LL_USART_DIV_SAMPLING8_100((__PERIPHCLK__), (__BAUDRATE__))/100)
#define	__LL_USART_DIVFRAQ_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIV_SAMPLING8_100((__PERIPHCLK__), (__BAUDRATE__)) - (__LL_USART_DIVMANT_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) * 100)) * 8 + 50) / 100)
#define	__LL_USART_DIV_SAMPLING8(__PERIPHCLK__, __BAUDRATE__)
#define	__LL_USART_DIV_SAMPLING16_100(__PERIPHCLK__, __BAUDRATE__) (((__PERIPHCLK__)25)/(4(__BAUDRATE__)))
	Compute USARTDIV value according to Peripheral Clock and expected Baud Rate in 16 bits sampling mode (32 bits value of USARTDIV is returned)
#define	__LL_USART_DIVMANT_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (__LL_USART_DIV_SAMPLING16_100((__PERIPHCLK__), (__BAUDRATE__))/100)
#define	__LL_USART_DIVFRAQ_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIV_SAMPLING16_100((__PERIPHCLK__), (__BAUDRATE__)) - (__LL_USART_DIVMANT_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) * 100)) * 16 + 50) / 100)
#define	__LL_USART_DIV_SAMPLING16(__PERIPHCLK__, __BAUDRATE__)
Functions
__STATIC_INLINE void	LL_USART_Enable (USART_TypeDef *USARTx)
	USART Enable.
__STATIC_INLINE void	LL_USART_Disable (USART_TypeDef *USARTx)
	USART Disable (all USART prescalers and outputs are disabled)
__STATIC_INLINE uint32_t	LL_USART_IsEnabled (USART_TypeDef *USARTx)
	Indicate if USART is enabled.
__STATIC_INLINE void	LL_USART_EnableDirectionRx (USART_TypeDef *USARTx)
	Receiver Enable (Receiver is enabled and begins searching for a start bit)
__STATIC_INLINE void	LL_USART_DisableDirectionRx (USART_TypeDef *USARTx)
	Receiver Disable.
__STATIC_INLINE void	LL_USART_EnableDirectionTx (USART_TypeDef *USARTx)
	Transmitter Enable.
__STATIC_INLINE void	LL_USART_DisableDirectionTx (USART_TypeDef *USARTx)
	Transmitter Disable.
__STATIC_INLINE void	LL_USART_SetTransferDirection (USART_TypeDef *USARTx, uint32_t TransferDirection)
	Configure simultaneously enabled/disabled states of Transmitter and Receiver.
__STATIC_INLINE uint32_t	LL_USART_GetTransferDirection (USART_TypeDef *USARTx)
	Return enabled/disabled states of Transmitter and Receiver.
__STATIC_INLINE void	LL_USART_SetParity (USART_TypeDef *USARTx, uint32_t Parity)
	Configure Parity (enabled/disabled and parity mode if enabled).
__STATIC_INLINE uint32_t	LL_USART_GetParity (USART_TypeDef *USARTx)
	Return Parity configuration (enabled/disabled and parity mode if enabled)
__STATIC_INLINE void	LL_USART_SetWakeUpMethod (USART_TypeDef *USARTx, uint32_t Method)
	Set Receiver Wake Up method from Mute mode.
__STATIC_INLINE uint32_t	LL_USART_GetWakeUpMethod (USART_TypeDef *USARTx)
	Return Receiver Wake Up method from Mute mode.
__STATIC_INLINE void	LL_USART_SetDataWidth (USART_TypeDef *USARTx, uint32_t DataWidth)
	Set Word length (i.e.
__STATIC_INLINE uint32_t	LL_USART_GetDataWidth (USART_TypeDef *USARTx)
	Return Word length (i.e.
__STATIC_INLINE void	LL_USART_SetOverSampling (USART_TypeDef *USARTx, uint32_t OverSampling)
	Set Oversampling to 8-bit or 16-bit mode.
__STATIC_INLINE uint32_t	LL_USART_GetOverSampling (USART_TypeDef *USARTx)
	Return Oversampling mode.
__STATIC_INLINE void	LL_USART_SetLastClkPulseOutput (USART_TypeDef *USARTx, uint32_t LastBitClockPulse)
	Configure if Clock pulse of the last data bit is output to the SCLK pin or not.
__STATIC_INLINE uint32_t	LL_USART_GetLastClkPulseOutput (USART_TypeDef *USARTx)
	Retrieve Clock pulse of the last data bit output configuration (Last bit Clock pulse output to the SCLK pin or not)
__STATIC_INLINE void	LL_USART_SetClockPhase (USART_TypeDef *USARTx, uint32_t ClockPhase)
	Select the phase of the clock output on the SCLK pin in synchronous mode.
__STATIC_INLINE uint32_t	LL_USART_GetClockPhase (USART_TypeDef *USARTx)
	Return phase of the clock output on the SCLK pin in synchronous mode.
__STATIC_INLINE void	LL_USART_SetClockPolarity (USART_TypeDef *USARTx, uint32_t ClockPolarity)
	Select the polarity of the clock output on the SCLK pin in synchronous mode.
__STATIC_INLINE uint32_t	LL_USART_GetClockPolarity (USART_TypeDef *USARTx)
	Return polarity of the clock output on the SCLK pin in synchronous mode.
__STATIC_INLINE void	LL_USART_ConfigClock (USART_TypeDef *USARTx, uint32_t Phase, uint32_t Polarity, uint32_t LBCPOutput)
	Configure Clock signal format (Phase Polarity and choice about output of last bit clock pulse)
__STATIC_INLINE void	LL_USART_EnableSCLKOutput (USART_TypeDef *USARTx)
	Enable Clock output on SCLK pin.
__STATIC_INLINE void	LL_USART_DisableSCLKOutput (USART_TypeDef *USARTx)
	Disable Clock output on SCLK pin.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledSCLKOutput (USART_TypeDef *USARTx)
	Indicate if Clock output on SCLK pin is enabled.
__STATIC_INLINE void	LL_USART_SetStopBitsLength (USART_TypeDef *USARTx, uint32_t StopBits)
	Set the length of the stop bits.
__STATIC_INLINE uint32_t	LL_USART_GetStopBitsLength (USART_TypeDef *USARTx)
	Retrieve the length of the stop bits.
__STATIC_INLINE void	LL_USART_ConfigCharacter (USART_TypeDef *USARTx, uint32_t DataWidth, uint32_t Parity, uint32_t StopBits)
	Configure Character frame format (Datawidth, Parity control, Stop Bits)
__STATIC_INLINE void	LL_USART_SetNodeAddress (USART_TypeDef *USARTx, uint32_t NodeAddress)
	Set Address of the USART node.
__STATIC_INLINE uint32_t	LL_USART_GetNodeAddress (USART_TypeDef *USARTx)
	Return 4 bit Address of the USART node as set in ADD field of CR2.
__STATIC_INLINE void	LL_USART_EnableRTSHWFlowCtrl (USART_TypeDef *USARTx)
	Enable RTS HW Flow Control.
__STATIC_INLINE void	LL_USART_DisableRTSHWFlowCtrl (USART_TypeDef *USARTx)
	Disable RTS HW Flow Control.
__STATIC_INLINE void	LL_USART_EnableCTSHWFlowCtrl (USART_TypeDef *USARTx)
	Enable CTS HW Flow Control.
__STATIC_INLINE void	LL_USART_DisableCTSHWFlowCtrl (USART_TypeDef *USARTx)
	Disable CTS HW Flow Control.
__STATIC_INLINE void	LL_USART_SetHWFlowCtrl (USART_TypeDef *USARTx, uint32_t HardwareFlowControl)
	Configure HW Flow Control mode (both CTS and RTS)
__STATIC_INLINE uint32_t	LL_USART_GetHWFlowCtrl (USART_TypeDef *USARTx)
	Return HW Flow Control configuration (both CTS and RTS)
__STATIC_INLINE void	LL_USART_EnableOneBitSamp (USART_TypeDef *USARTx)
	Enable One bit sampling method.
__STATIC_INLINE void	LL_USART_DisableOneBitSamp (USART_TypeDef *USARTx)
	Disable One bit sampling method.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledOneBitSamp (USART_TypeDef *USARTx)
	Indicate if One bit sampling method is enabled.
__STATIC_INLINE void	LL_USART_SetBaudRate (USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling, uint32_t BaudRate)
	Configure USART BRR register for achieving expected Baud Rate value.
__STATIC_INLINE uint32_t	LL_USART_GetBaudRate (USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling)
	Return current Baud Rate value, according to USARTDIV present in BRR register (full BRR content), and to used Peripheral Clock and Oversampling mode values.
__STATIC_INLINE void	LL_USART_EnableIrda (USART_TypeDef *USARTx)
	Enable IrDA mode.
__STATIC_INLINE void	LL_USART_DisableIrda (USART_TypeDef *USARTx)
	Disable IrDA mode.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIrda (USART_TypeDef *USARTx)
	Indicate if IrDA mode is enabled.
__STATIC_INLINE void	LL_USART_SetIrdaPowerMode (USART_TypeDef *USARTx, uint32_t PowerMode)
	Configure IrDA Power Mode (Normal or Low Power)
__STATIC_INLINE uint32_t	LL_USART_GetIrdaPowerMode (USART_TypeDef *USARTx)
	Retrieve IrDA Power Mode configuration (Normal or Low Power)
__STATIC_INLINE void	LL_USART_SetIrdaPrescaler (USART_TypeDef *USARTx, uint32_t PrescalerValue)
	Set Irda prescaler value, used for dividing the USART clock source to achieve the Irda Low Power frequency (8 bits value)
__STATIC_INLINE uint32_t	LL_USART_GetIrdaPrescaler (USART_TypeDef *USARTx)
	Return Irda prescaler value, used for dividing the USART clock source to achieve the Irda Low Power frequency (8 bits value)
__STATIC_INLINE void	LL_USART_EnableSmartcardNACK (USART_TypeDef *USARTx)
	Enable Smartcard NACK transmission.
__STATIC_INLINE void	LL_USART_DisableSmartcardNACK (USART_TypeDef *USARTx)
	Disable Smartcard NACK transmission.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledSmartcardNACK (USART_TypeDef *USARTx)
	Indicate if Smartcard NACK transmission is enabled.
__STATIC_INLINE void	LL_USART_EnableSmartcard (USART_TypeDef *USARTx)
	Enable Smartcard mode.
__STATIC_INLINE void	LL_USART_DisableSmartcard (USART_TypeDef *USARTx)
	Disable Smartcard mode.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledSmartcard (USART_TypeDef *USARTx)
	Indicate if Smartcard mode is enabled.
__STATIC_INLINE void	LL_USART_SetSmartcardPrescaler (USART_TypeDef *USARTx, uint32_t PrescalerValue)
	Set Smartcard prescaler value, used for dividing the USART clock source to provide the SMARTCARD Clock (5 bits value)
__STATIC_INLINE uint32_t	LL_USART_GetSmartcardPrescaler (USART_TypeDef *USARTx)
	Return Smartcard prescaler value, used for dividing the USART clock source to provide the SMARTCARD Clock (5 bits value)
__STATIC_INLINE void	LL_USART_SetSmartcardGuardTime (USART_TypeDef *USARTx, uint32_t GuardTime)
	Set Smartcard Guard time value, expressed in nb of baud clocks periods (GT[7:0] bits : Guard time value)
__STATIC_INLINE uint32_t	LL_USART_GetSmartcardGuardTime (USART_TypeDef *USARTx)
	Return Smartcard Guard time value, expressed in nb of baud clocks periods (GT[7:0] bits : Guard time value)
__STATIC_INLINE void	LL_USART_EnableHalfDuplex (USART_TypeDef *USARTx)
	Enable Single Wire Half-Duplex mode.
__STATIC_INLINE void	LL_USART_DisableHalfDuplex (USART_TypeDef *USARTx)
	Disable Single Wire Half-Duplex mode.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledHalfDuplex (USART_TypeDef *USARTx)
	Indicate if Single Wire Half-Duplex mode is enabled.
__STATIC_INLINE void	LL_USART_SetLINBrkDetectionLen (USART_TypeDef *USARTx, uint32_t LINBDLength)
	Set LIN Break Detection Length.
__STATIC_INLINE uint32_t	LL_USART_GetLINBrkDetectionLen (USART_TypeDef *USARTx)
	Return LIN Break Detection Length.
__STATIC_INLINE void	LL_USART_EnableLIN (USART_TypeDef *USARTx)
	Enable LIN mode.
__STATIC_INLINE void	LL_USART_DisableLIN (USART_TypeDef *USARTx)
	Disable LIN mode.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledLIN (USART_TypeDef *USARTx)
	Indicate if LIN mode is enabled.
__STATIC_INLINE void	LL_USART_ConfigAsyncMode (USART_TypeDef *USARTx)
	Perform basic configuration of USART for enabling use in Asynchronous Mode (UART)
__STATIC_INLINE void	LL_USART_ConfigSyncMode (USART_TypeDef *USARTx)
	Perform basic configuration of USART for enabling use in Synchronous Mode.
__STATIC_INLINE void	LL_USART_ConfigLINMode (USART_TypeDef *USARTx)
	Perform basic configuration of USART for enabling use in LIN Mode.
__STATIC_INLINE void	LL_USART_ConfigHalfDuplexMode (USART_TypeDef *USARTx)
	Perform basic configuration of USART for enabling use in Half Duplex Mode.
__STATIC_INLINE void	LL_USART_ConfigSmartcardMode (USART_TypeDef *USARTx)
	Perform basic configuration of USART for enabling use in Smartcard Mode.
__STATIC_INLINE void	LL_USART_ConfigIrdaMode (USART_TypeDef *USARTx)
	Perform basic configuration of USART for enabling use in Irda Mode.
__STATIC_INLINE void	LL_USART_ConfigMultiProcessMode (USART_TypeDef *USARTx)
	Perform basic configuration of USART for enabling use in Multi processor Mode (several USARTs connected in a network, one of the USARTs can be the master, its TX output connected to the RX inputs of the other slaves USARTs).
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_PE (USART_TypeDef *USARTx)
	Check if the USART Parity Error Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_FE (USART_TypeDef *USARTx)
	Check if the USART Framing Error Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_NE (USART_TypeDef *USARTx)
	Check if the USART Noise error detected Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_ORE (USART_TypeDef *USARTx)
	Check if the USART OverRun Error Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_IDLE (USART_TypeDef *USARTx)
	Check if the USART IDLE line detected Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_RXNE (USART_TypeDef *USARTx)
	Check if the USART Read Data Register Not Empty Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_TC (USART_TypeDef *USARTx)
	Check if the USART Transmission Complete Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_TXE (USART_TypeDef *USARTx)
	Check if the USART Transmit Data Register Empty Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_LBD (USART_TypeDef *USARTx)
	Check if the USART LIN Break Detection Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_nCTS (USART_TypeDef *USARTx)
	Check if the USART CTS Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_SBK (USART_TypeDef *USARTx)
	Check if the USART Send Break Flag is set or not.
__STATIC_INLINE uint32_t	LL_USART_IsActiveFlag_RWU (USART_TypeDef *USARTx)
	Check if the USART Receive Wake Up from mute mode Flag is set or not.
__STATIC_INLINE void	LL_USART_ClearFlag_PE (USART_TypeDef *USARTx)
	Clear Parity Error Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_FE (USART_TypeDef *USARTx)
	Clear Framing Error Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_NE (USART_TypeDef *USARTx)
	Clear Noise detected Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_ORE (USART_TypeDef *USARTx)
	Clear OverRun Error Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_IDLE (USART_TypeDef *USARTx)
	Clear IDLE line detected Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_TC (USART_TypeDef *USARTx)
	Clear Transmission Complete Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_RXNE (USART_TypeDef *USARTx)
	Clear RX Not Empty Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_LBD (USART_TypeDef *USARTx)
	Clear LIN Break Detection Flag.
__STATIC_INLINE void	LL_USART_ClearFlag_nCTS (USART_TypeDef *USARTx)
	Clear CTS Interrupt Flag.
__STATIC_INLINE void	LL_USART_EnableIT_IDLE (USART_TypeDef *USARTx)
	Enable IDLE Interrupt.
__STATIC_INLINE void	LL_USART_EnableIT_RXNE (USART_TypeDef *USARTx)
	Enable RX Not Empty Interrupt.
__STATIC_INLINE void	LL_USART_EnableIT_TC (USART_TypeDef *USARTx)
	Enable Transmission Complete Interrupt.
__STATIC_INLINE void	LL_USART_EnableIT_TXE (USART_TypeDef *USARTx)
	Enable TX Empty Interrupt.
__STATIC_INLINE void	LL_USART_EnableIT_PE (USART_TypeDef *USARTx)
	Enable Parity Error Interrupt.
__STATIC_INLINE void	LL_USART_EnableIT_LBD (USART_TypeDef *USARTx)
	Enable LIN Break Detection Interrupt.
__STATIC_INLINE void	LL_USART_EnableIT_ERROR (USART_TypeDef *USARTx)
	Enable Error Interrupt.
__STATIC_INLINE void	LL_USART_EnableIT_CTS (USART_TypeDef *USARTx)
	Enable CTS Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_IDLE (USART_TypeDef *USARTx)
	Disable IDLE Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_RXNE (USART_TypeDef *USARTx)
	Disable RX Not Empty Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_TC (USART_TypeDef *USARTx)
	Disable Transmission Complete Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_TXE (USART_TypeDef *USARTx)
	Disable TX Empty Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_PE (USART_TypeDef *USARTx)
	Disable Parity Error Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_LBD (USART_TypeDef *USARTx)
	Disable LIN Break Detection Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_ERROR (USART_TypeDef *USARTx)
	Disable Error Interrupt.
__STATIC_INLINE void	LL_USART_DisableIT_CTS (USART_TypeDef *USARTx)
	Disable CTS Interrupt.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_IDLE (USART_TypeDef *USARTx)
	Check if the USART IDLE Interrupt source is enabled or disabled.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_RXNE (USART_TypeDef *USARTx)
	Check if the USART RX Not Empty Interrupt is enabled or disabled.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_TC (USART_TypeDef *USARTx)
	Check if the USART Transmission Complete Interrupt is enabled or disabled.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_TXE (USART_TypeDef *USARTx)
	Check if the USART TX Empty Interrupt is enabled or disabled.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_PE (USART_TypeDef *USARTx)
	Check if the USART Parity Error Interrupt is enabled or disabled.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_LBD (USART_TypeDef *USARTx)
	Check if the USART LIN Break Detection Interrupt is enabled or disabled.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_ERROR (USART_TypeDef *USARTx)
	Check if the USART Error Interrupt is enabled or disabled.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledIT_CTS (USART_TypeDef *USARTx)
	Check if the USART CTS Interrupt is enabled or disabled.
__STATIC_INLINE void	LL_USART_EnableDMAReq_RX (USART_TypeDef *USARTx)
	Enable DMA Mode for reception.
__STATIC_INLINE void	LL_USART_DisableDMAReq_RX (USART_TypeDef *USARTx)
	Disable DMA Mode for reception.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledDMAReq_RX (USART_TypeDef *USARTx)
	Check if DMA Mode is enabled for reception.
__STATIC_INLINE void	LL_USART_EnableDMAReq_TX (USART_TypeDef *USARTx)
	Enable DMA Mode for transmission.
__STATIC_INLINE void	LL_USART_DisableDMAReq_TX (USART_TypeDef *USARTx)
	Disable DMA Mode for transmission.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledDMAReq_TX (USART_TypeDef *USARTx)
	Check if DMA Mode is enabled for transmission.
__STATIC_INLINE uint32_t	LL_USART_DMA_GetRegAddr (USART_TypeDef *USARTx)
	Get the data register address used for DMA transfer.
__STATIC_INLINE uint8_t	LL_USART_ReceiveData8 (USART_TypeDef *USARTx)
	Read Receiver Data register (Receive Data value, 8 bits)
__STATIC_INLINE uint16_t	LL_USART_ReceiveData9 (USART_TypeDef *USARTx)
	Read Receiver Data register (Receive Data value, 9 bits)
__STATIC_INLINE void	LL_USART_TransmitData8 (USART_TypeDef *USARTx, uint8_t Value)
	Write in Transmitter Data Register (Transmit Data value, 8 bits)
__STATIC_INLINE void	LL_USART_TransmitData9 (USART_TypeDef *USARTx, uint16_t Value)
	Write in Transmitter Data Register (Transmit Data value, 9 bits)
__STATIC_INLINE void	LL_USART_RequestBreakSending (USART_TypeDef *USARTx)
	Request Break sending.
__STATIC_INLINE void	LL_USART_RequestEnterMuteMode (USART_TypeDef *USARTx)
	Put USART in Mute mode.
__STATIC_INLINE void	LL_USART_RequestExitMuteMode (USART_TypeDef *USARTx)
	Put USART in Active mode.
ErrorStatus	LL_USART_DeInit (USART_TypeDef *USARTx)
	De-initialize USART registers (Registers restored to their default values).
ErrorStatus	LL_USART_Init (USART_TypeDef USARTx, LL_USART_InitTypeDef USART_InitStruct)
	Initialize USART registers according to the specified parameters in USART_InitStruct.
void	LL_USART_StructInit (LL_USART_InitTypeDef *USART_InitStruct)
	Set each LL_USART_InitTypeDef field to default value.
ErrorStatus	LL_USART_ClockInit (USART_TypeDef USARTx, LL_USART_ClockInitTypeDef USART_ClockInitStruct)
	Initialize USART Clock related settings according to the specified parameters in the USART_ClockInitStruct.
void	LL_USART_ClockStructInit (LL_USART_ClockInitTypeDef *USART_ClockInitStruct)
	Set each field of a LL_USART_ClockInitTypeDef type structure to default value.

Detailed Description

Header file of USART LL module.

Author:: MCD Application Team

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Definition in file stm32f4xx_ll_usart.h.

Data Structures

Defines

Functions

Detailed Description

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