UART Private Functions

Functions
static void	UART_EndTxTransfer (UART_HandleTypeDef *huart)
	End ongoing Tx transfer on UART peripheral (following error detection or Transmit completion).
static void	UART_EndRxTransfer (UART_HandleTypeDef *huart)
	End ongoing Rx transfer on UART peripheral (following error detection or Reception completion).
static void	UART_DMATransmitCplt (DMA_HandleTypeDef *hdma)
	DMA UART transmit process complete callback.
static void	UART_DMAReceiveCplt (DMA_HandleTypeDef *hdma)
	DMA UART receive process complete callback.
static void	UART_DMARxHalfCplt (DMA_HandleTypeDef *hdma)
	DMA UART receive process half complete callback.
static void	UART_DMATxHalfCplt (DMA_HandleTypeDef *hdma)
	DMA UART transmit process half complete callback.
static void	UART_DMAError (DMA_HandleTypeDef *hdma)
	DMA UART communication error callback.
static void	UART_DMAAbortOnError (DMA_HandleTypeDef *hdma)
	DMA UART communication abort callback, when initiated by HAL services on Error (To be called at end of DMA Abort procedure following error occurrence).
static void	UART_DMATxAbortCallback (DMA_HandleTypeDef *hdma)
	DMA UART Tx communication abort callback, when initiated by user (To be called at end of DMA Tx Abort procedure following user abort request).
static void	UART_DMARxAbortCallback (DMA_HandleTypeDef *hdma)
	DMA UART Rx communication abort callback, when initiated by user (To be called at end of DMA Rx Abort procedure following user abort request).
static void	UART_DMATxOnlyAbortCallback (DMA_HandleTypeDef *hdma)
	DMA UART Tx communication abort callback, when initiated by user by a call to HAL_UART_AbortTransmit_IT API (Abort only Tx transfer) (This callback is executed at end of DMA Tx Abort procedure following user abort request, and leads to user Tx Abort Complete callback execution).
static void	UART_DMARxOnlyAbortCallback (DMA_HandleTypeDef *hdma)
	DMA UART Rx communication abort callback, when initiated by user by a call to HAL_UART_AbortReceive_IT API (Abort only Rx transfer) (This callback is executed at end of DMA Rx Abort procedure following user abort request, and leads to user Rx Abort Complete callback execution).
static void	UART_TxISR_8BIT (UART_HandleTypeDef *huart)
	TX interrupt handler for 7 or 8 bits data word length .
static void	UART_TxISR_16BIT (UART_HandleTypeDef *huart)
	TX interrupt handler for 9 bits data word length.
static void	UART_TxISR_8BIT_FIFOEN (UART_HandleTypeDef *huart)
	TX interrupt handler for 7 or 8 bits data word length and FIFO mode is enabled.
static void	UART_TxISR_16BIT_FIFOEN (UART_HandleTypeDef *huart)
	TX interrupt handler for 9 bits data word length and FIFO mode is enabled.
static void	UART_EndTransmit_IT (UART_HandleTypeDef *huart)
	Wrap up transmission in non-blocking mode.
static void	UART_RxISR_8BIT (UART_HandleTypeDef *huart)
	RX interrupt handler for 7 or 8 bits data word length .
static void	UART_RxISR_16BIT (UART_HandleTypeDef *huart)
	RX interrupt handler for 9 bits data word length .
static void	UART_RxISR_8BIT_FIFOEN (UART_HandleTypeDef *huart)
	RX interrupt handler for 7 or 8 bits data word length and FIFO mode is enabled.
static void	UART_RxISR_16BIT_FIFOEN (UART_HandleTypeDef *huart)
	RX interrupt handler for 9 bits data word length and FIFO mode is enabled.
void	UART_InitCallbacksToDefault (UART_HandleTypeDef *huart)
	Initialize the callbacks to their default values.
HAL_StatusTypeDef	UART_SetConfig (UART_HandleTypeDef *huart)
	Configure the UART peripheral.
void	UART_AdvFeatureConfig (UART_HandleTypeDef *huart)
	Configure the UART peripheral advanced features.
HAL_StatusTypeDef	UART_CheckIdleState (UART_HandleTypeDef *huart)
	Check the UART Idle State.
HAL_StatusTypeDef	UART_WaitOnFlagUntilTimeout (UART_HandleTypeDef *huart, uint32_t Flag, FlagStatus Status, uint32_t Tickstart, uint32_t Timeout)
	This function handles UART Communication Timeout.
HAL_StatusTypeDef	UART_Start_Receive_IT (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size)
	Start Receive operation in interrupt mode.
HAL_StatusTypeDef	UART_Start_Receive_DMA (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size)
	Start Receive operation in DMA mode.

---

Function Documentation

void UART_AdvFeatureConfig

(

UART_HandleTypeDef *

huart

)

Configure the UART peripheral advanced features.

Parameters:

huart

UART handle.

Return values:

None

Definition at line 3287 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::AdvancedInit, UART_AdvFeatureInitTypeDef::AdvFeatureInit, assert_param, UART_AdvFeatureInitTypeDef::AutoBaudRateEnable, UART_AdvFeatureInitTypeDef::AutoBaudRateMode, UART_AdvFeatureInitTypeDef::DataInvert, UART_AdvFeatureInitTypeDef::DMADisableonRxError, __UART_HandleTypeDef::Instance, IS_UART_ADVFEATURE_AUTOBAUDRATE, IS_UART_ADVFEATURE_AUTOBAUDRATEMODE, IS_UART_ADVFEATURE_DATAINV, IS_UART_ADVFEATURE_DMAONRXERROR, IS_UART_ADVFEATURE_INIT, IS_UART_ADVFEATURE_MSBFIRST, IS_UART_ADVFEATURE_RXINV, IS_UART_ADVFEATURE_SWAP, IS_UART_ADVFEATURE_TXINV, IS_UART_OVERRUN, UART_AdvFeatureInitTypeDef::MSBFirst, UART_AdvFeatureInitTypeDef::OverrunDisable, UART_AdvFeatureInitTypeDef::RxPinLevelInvert, UART_AdvFeatureInitTypeDef::Swap, UART_AdvFeatureInitTypeDef::TxPinLevelInvert, UART_ADVFEATURE_AUTOBAUDRATE_ENABLE, UART_ADVFEATURE_AUTOBAUDRATE_INIT, UART_ADVFEATURE_DATAINVERT_INIT, UART_ADVFEATURE_DMADISABLEONERROR_INIT, UART_ADVFEATURE_MSBFIRST_INIT, UART_ADVFEATURE_RXINVERT_INIT, UART_ADVFEATURE_RXOVERRUNDISABLE_INIT, UART_ADVFEATURE_SWAP_INIT, and UART_ADVFEATURE_TXINVERT_INIT.

Referenced by HAL_HalfDuplex_Init(), HAL_LIN_Init(), HAL_MultiProcessor_Init(), HAL_RS485Ex_Init(), and HAL_UART_Init().

HAL_StatusTypeDef UART_CheckIdleState

(

UART_HandleTypeDef *

huart

)

Check the UART Idle State.

Parameters:

huart

UART handle.

Return values:

HAL

status

Definition at line 3361 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::ErrorCode, __UART_HandleTypeDef::gState, HAL_GetTick(), HAL_UART_ERROR_NONE, HAL_UART_RECEPTION_STANDARD, HAL_UART_STATE_READY, HAL_UART_TIMEOUT_VALUE, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxState, and UART_WaitOnFlagUntilTimeout().

Referenced by HAL_HalfDuplex_Init(), HAL_LIN_Init(), HAL_MultiProcessor_DisableMuteMode(), HAL_MultiProcessor_EnableMuteMode(), HAL_MultiProcessor_Init(), HAL_MultiProcessorEx_AddressLength_Set(), HAL_RS485Ex_Init(), and HAL_UART_Init().

static void UART_DMAAbortOnError

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART communication abort callback, when initiated by HAL services on Error (To be called at end of DMA Abort procedure following error occurrence).

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3838 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::ErrorCallback, HAL_UART_ErrorCallback(), __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::RxXferCount, and __UART_HandleTypeDef::TxXferCount.

Referenced by HAL_UART_IRQHandler().

static void UART_DMAError

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART communication error callback.

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3798 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::ErrorCallback, __UART_HandleTypeDef::ErrorCode, __UART_HandleTypeDef::gState, HAL_UART_ERROR_DMA, HAL_UART_ErrorCallback(), HAL_UART_STATE_BUSY_RX, HAL_UART_STATE_BUSY_TX, __UART_HandleTypeDef::Instance, __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::TxXferCount, UART_EndRxTransfer(), and UART_EndTxTransfer().

Referenced by HAL_UART_Transmit_DMA(), and UART_Start_Receive_DMA().

static void UART_DMAReceiveCplt

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART receive process complete callback.

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3707 of file stm32h7xx_hal_uart.c.

References DMA_CIRCULAR, HAL_UART_RECEPTION_TOIDLE, HAL_UART_RxCpltCallback(), HAL_UART_STATE_READY, HAL_UARTEx_RxEventCallback(), __DMA_HandleTypeDef::Init, __UART_HandleTypeDef::Instance, DMA_InitTypeDef::Mode, __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxCpltCallback, __UART_HandleTypeDef::RxEventCallback, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, and __UART_HandleTypeDef::RxXferSize.

Referenced by UART_Start_Receive_DMA().

static void UART_DMARxAbortCallback

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART Rx communication abort callback, when initiated by user (To be called at end of DMA Rx Abort procedure following user abort request).

Note:

When this callback is executed, User Abort complete call back is called only if no Abort still ongoing for Tx DMA Handle.

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3916 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_SEND_REQ, __UART_HandleTypeDef::AbortCpltCallback, __UART_HandleTypeDef::ErrorCode, __UART_HandleTypeDef::gState, HAL_UART_AbortCpltCallback(), HAL_UART_ERROR_NONE, HAL_UART_RECEPTION_STANDARD, HAL_UART_STATE_READY, __UART_HandleTypeDef::hdmarx, __UART_HandleTypeDef::hdmatx, __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::TxXferCount, UART_CLEAR_FEF, UART_CLEAR_NEF, UART_CLEAR_OREF, UART_CLEAR_PEF, UART_RXDATA_FLUSH_REQUEST, and __DMA_HandleTypeDef::XferAbortCallback.

Referenced by HAL_UART_Abort_IT().

static void UART_DMARxHalfCplt

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART receive process half complete callback.

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3764 of file stm32h7xx_hal_uart.c.

References HAL_UART_RECEPTION_TOIDLE, HAL_UART_RxHalfCpltCallback(), HAL_UARTEx_RxEventCallback(), __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxEventCallback, __UART_HandleTypeDef::RxHalfCpltCallback, and __UART_HandleTypeDef::RxXferSize.

Referenced by UART_Start_Receive_DMA().

static void UART_DMARxOnlyAbortCallback

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART Rx communication abort callback, when initiated by user by a call to HAL_UART_AbortReceive_IT API (Abort only Rx transfer) (This callback is executed at end of DMA Rx Abort procedure following user abort request, and leads to user Rx Abort Complete callback execution).

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 4001 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_SEND_REQ, __UART_HandleTypeDef::AbortReceiveCpltCallback, HAL_UART_AbortReceiveCpltCallback(), HAL_UART_RECEPTION_STANDARD, HAL_UART_STATE_READY, __TIM_HandleTypeDef::hdma, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, UART_CLEAR_FEF, UART_CLEAR_NEF, UART_CLEAR_OREF, UART_CLEAR_PEF, and UART_RXDATA_FLUSH_REQUEST.

Referenced by HAL_UART_AbortReceive_IT().

static void UART_DMATransmitCplt

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART transmit process complete callback.

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3655 of file stm32h7xx_hal_uart.c.

References DMA_CIRCULAR, HAL_UART_TxCpltCallback(), __DMA_HandleTypeDef::Init, __UART_HandleTypeDef::Instance, DMA_InitTypeDef::Mode, __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::TxCpltCallback, and __UART_HandleTypeDef::TxXferCount.

Referenced by HAL_UART_Transmit_DMA().

static void UART_DMATxAbortCallback

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART Tx communication abort callback, when initiated by user (To be called at end of DMA Tx Abort procedure following user abort request).

Note:

When this callback is executed, User Abort complete call back is called only if no Abort still ongoing for Rx DMA Handle.

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3861 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_SEND_REQ, __UART_HandleTypeDef::AbortCpltCallback, __UART_HandleTypeDef::ErrorCode, __UART_HandleTypeDef::FifoMode, __UART_HandleTypeDef::gState, HAL_UART_AbortCpltCallback(), HAL_UART_ERROR_NONE, HAL_UART_RECEPTION_STANDARD, HAL_UART_STATE_READY, __UART_HandleTypeDef::hdmarx, __UART_HandleTypeDef::hdmatx, __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::TxXferCount, UART_CLEAR_FEF, UART_CLEAR_NEF, UART_CLEAR_OREF, UART_CLEAR_PEF, UART_FIFOMODE_ENABLE, UART_TXDATA_FLUSH_REQUEST, and __DMA_HandleTypeDef::XferAbortCallback.

Referenced by HAL_UART_Abort_IT().

static void UART_DMATxHalfCplt

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART transmit process half complete callback.

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3689 of file stm32h7xx_hal_uart.c.

References HAL_UART_TxHalfCpltCallback(), __DMA_HandleTypeDef::Parent, and __UART_HandleTypeDef::TxHalfCpltCallback.

Referenced by HAL_UART_Transmit_DMA().

static void UART_DMATxOnlyAbortCallback

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA UART Tx communication abort callback, when initiated by user by a call to HAL_UART_AbortTransmit_IT API (Abort only Tx transfer) (This callback is executed at end of DMA Tx Abort procedure following user abort request, and leads to user Tx Abort Complete callback execution).

Parameters:

hdma	DMA handle.

Return values:

None

Definition at line 3968 of file stm32h7xx_hal_uart.c.

References __HAL_UART_SEND_REQ, __UART_HandleTypeDef::AbortTransmitCpltCallback, __UART_HandleTypeDef::FifoMode, __UART_HandleTypeDef::gState, HAL_UART_AbortTransmitCpltCallback(), HAL_UART_STATE_READY, __DMA_HandleTypeDef::Parent, __UART_HandleTypeDef::TxXferCount, UART_FIFOMODE_ENABLE, and UART_TXDATA_FLUSH_REQUEST.

Referenced by HAL_UART_AbortTransmit_IT().

static void UART_EndRxTransfer

(

UART_HandleTypeDef *

huart

)

[static]

End ongoing Rx transfer on UART peripheral (following error detection or Reception completion).

Parameters:

huart

UART handle.

Return values:

None

Definition at line 3629 of file stm32h7xx_hal_uart.c.

References HAL_UART_RECEPTION_STANDARD, HAL_UART_RECEPTION_TOIDLE, HAL_UART_STATE_READY, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxISR, and __UART_HandleTypeDef::RxState.

Referenced by HAL_UART_DMAStop(), HAL_UART_IRQHandler(), and UART_DMAError().

static void UART_EndTransmit_IT

(

UART_HandleTypeDef *

huart

)

[static]

Wrap up transmission in non-blocking mode.

Parameters:

huart

pointer to a UART_HandleTypeDef structure that contains the configuration information for the specified UART module.

Return values:

None

Definition at line 4176 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::gState, HAL_UART_STATE_READY, HAL_UART_TxCpltCallback(), __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::TxCpltCallback, and __UART_HandleTypeDef::TxISR.

Referenced by HAL_UART_IRQHandler().

static void UART_EndTxTransfer

(

UART_HandleTypeDef *

huart

)

[static]

End ongoing Tx transfer on UART peripheral (following error detection or Transmit completion).

Parameters:

huart

UART handle.

Return values:

None

Definition at line 3613 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::gState, HAL_UART_STATE_READY, and __UART_HandleTypeDef::Instance.

Referenced by HAL_UART_DMAStop(), and UART_DMAError().

void UART_InitCallbacksToDefault

(

UART_HandleTypeDef *

huart

)

Initialize the callbacks to their default values.

Parameters:

huart

UART handle.

Return values:

none

Definition at line 2999 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::AbortCpltCallback, __UART_HandleTypeDef::AbortReceiveCpltCallback, __UART_HandleTypeDef::AbortTransmitCpltCallback, __UART_HandleTypeDef::ErrorCallback, HAL_UART_AbortCpltCallback(), HAL_UART_AbortReceiveCpltCallback(), HAL_UART_AbortTransmitCpltCallback(), HAL_UART_ErrorCallback(), HAL_UART_RxCpltCallback(), HAL_UART_RxHalfCpltCallback(), HAL_UART_TxCpltCallback(), HAL_UART_TxHalfCpltCallback(), HAL_UARTEx_RxEventCallback(), HAL_UARTEx_RxFifoFullCallback(), HAL_UARTEx_TxFifoEmptyCallback(), HAL_UARTEx_WakeupCallback(), __UART_HandleTypeDef::RxCpltCallback, __UART_HandleTypeDef::RxEventCallback, __UART_HandleTypeDef::RxFifoFullCallback, __UART_HandleTypeDef::RxHalfCpltCallback, __UART_HandleTypeDef::TxCpltCallback, __UART_HandleTypeDef::TxFifoEmptyCallback, __UART_HandleTypeDef::TxHalfCpltCallback, and __UART_HandleTypeDef::WakeupCallback.

Referenced by HAL_HalfDuplex_Init(), HAL_LIN_Init(), HAL_MultiProcessor_Init(), HAL_RS485Ex_Init(), and HAL_UART_Init().

static void UART_RxISR_16BIT

(

UART_HandleTypeDef *

huart

)

[static]

RX interrupt handler for 9 bits data word length .

Note:

Function is called under interruption only, once interruptions have been enabled by HAL_UART_Receive_IT()

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4278 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_GET_FLAG, __HAL_UART_SEND_REQ, HAL_UART_RECEPTION_STANDARD, HAL_UART_RECEPTION_TOIDLE, HAL_UART_RxCpltCallback(), HAL_UART_STATE_BUSY_RX, HAL_UART_STATE_READY, HAL_UARTEx_RxEventCallback(), __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::Mask, __UART_HandleTypeDef::pRxBuffPtr, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxCpltCallback, __UART_HandleTypeDef::RxEventCallback, __UART_HandleTypeDef::RxISR, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::RxXferSize, UART_CLEAR_IDLEF, UART_FLAG_IDLE, and UART_RXDATA_FLUSH_REQUEST.

Referenced by UART_RxISR_16BIT_FIFOEN(), and UART_Start_Receive_IT().

static void UART_RxISR_16BIT_FIFOEN

(

UART_HandleTypeDef *

huart

)

[static]

RX interrupt handler for 9 bits data word length and FIFO mode is enabled.

Note:

Function is called under interruption only, once interruptions have been enabled by HAL_UART_Receive_IT()

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4505 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_GET_FLAG, __HAL_UART_SEND_REQ, __UART_HandleTypeDef::ErrorCallback, __UART_HandleTypeDef::ErrorCode, HAL_UART_ERROR_FE, HAL_UART_ERROR_NE, HAL_UART_ERROR_NONE, HAL_UART_ERROR_PE, HAL_UART_ErrorCallback(), HAL_UART_RECEPTION_STANDARD, HAL_UART_RECEPTION_TOIDLE, HAL_UART_RxCpltCallback(), HAL_UART_STATE_BUSY_RX, HAL_UART_STATE_READY, HAL_UARTEx_RxEventCallback(), __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::Mask, __UART_HandleTypeDef::NbRxDataToProcess, __UART_HandleTypeDef::pRxBuffPtr, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxCpltCallback, __UART_HandleTypeDef::RxEventCallback, __UART_HandleTypeDef::RxISR, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::RxXferSize, UART_CLEAR_FEF, UART_CLEAR_IDLEF, UART_CLEAR_NEF, UART_CLEAR_PEF, UART_FLAG_IDLE, UART_RXDATA_FLUSH_REQUEST, and UART_RxISR_16BIT().

Referenced by UART_Start_Receive_IT().

static void UART_RxISR_8BIT

(

UART_HandleTypeDef *

huart

)

[static]

RX interrupt handler for 7 or 8 bits data word length .

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4201 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_GET_FLAG, __HAL_UART_SEND_REQ, HAL_UART_RECEPTION_STANDARD, HAL_UART_RECEPTION_TOIDLE, HAL_UART_RxCpltCallback(), HAL_UART_STATE_BUSY_RX, HAL_UART_STATE_READY, HAL_UARTEx_RxEventCallback(), __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::Mask, __UART_HandleTypeDef::pRxBuffPtr, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxCpltCallback, __UART_HandleTypeDef::RxEventCallback, __UART_HandleTypeDef::RxISR, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::RxXferSize, UART_CLEAR_IDLEF, UART_FLAG_IDLE, and UART_RXDATA_FLUSH_REQUEST.

Referenced by UART_RxISR_8BIT_FIFOEN(), and UART_Start_Receive_IT().

static void UART_RxISR_8BIT_FIFOEN

(

UART_HandleTypeDef *

huart

)

[static]

RX interrupt handler for 7 or 8 bits data word length and FIFO mode is enabled.

Note:

Function is called under interruption only, once interruptions have been enabled by HAL_UART_Receive_IT()

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4357 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_GET_FLAG, __HAL_UART_SEND_REQ, __UART_HandleTypeDef::ErrorCallback, __UART_HandleTypeDef::ErrorCode, HAL_UART_ERROR_FE, HAL_UART_ERROR_NE, HAL_UART_ERROR_NONE, HAL_UART_ERROR_PE, HAL_UART_ErrorCallback(), HAL_UART_RECEPTION_STANDARD, HAL_UART_RECEPTION_TOIDLE, HAL_UART_RxCpltCallback(), HAL_UART_STATE_BUSY_RX, HAL_UART_STATE_READY, HAL_UARTEx_RxEventCallback(), __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::Mask, __UART_HandleTypeDef::NbRxDataToProcess, __UART_HandleTypeDef::pRxBuffPtr, __UART_HandleTypeDef::ReceptionType, __UART_HandleTypeDef::RxCpltCallback, __UART_HandleTypeDef::RxEventCallback, __UART_HandleTypeDef::RxISR, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::RxXferSize, UART_CLEAR_FEF, UART_CLEAR_IDLEF, UART_CLEAR_NEF, UART_CLEAR_PEF, UART_FLAG_IDLE, UART_RXDATA_FLUSH_REQUEST, and UART_RxISR_8BIT().

Referenced by UART_Start_Receive_IT().

HAL_StatusTypeDef UART_SetConfig

(

UART_HandleTypeDef *

huart

)

Configure the UART peripheral.

Parameters:

huart

UART handle.

Return values:

HAL

status

Definition at line 3023 of file stm32h7xx_hal_uart.c.

References __HAL_RCC_GET_FLAG, __HAL_RCC_GET_HSI_DIVIDER, assert_param, UART_InitTypeDef::BaudRate, UART_InitTypeDef::ClockPrescaler, CSI_VALUE, HAL_RCC_GetPCLK1Freq(), HAL_RCC_GetPCLK2Freq(), HAL_RCCEx_GetD3PCLK1Freq(), HAL_RCCEx_GetPLL2ClockFreq(), HAL_RCCEx_GetPLL3ClockFreq(), HSI_VALUE, UART_InitTypeDef::HwFlowCtl, __UART_HandleTypeDef::Init, __UART_HandleTypeDef::Instance, IS_LPUART_STOPBITS, IS_UART_BAUDRATE, IS_UART_HARDWARE_FLOW_CONTROL, IS_UART_MODE, IS_UART_ONE_BIT_SAMPLE, IS_UART_OVERSAMPLING, IS_UART_PARITY, IS_UART_PRESCALER, IS_UART_STOPBITS, IS_UART_WORD_LENGTH, LPUART_BRR_MAX, LPUART_BRR_MIN, LSE_VALUE, UART_InitTypeDef::Mode, __UART_HandleTypeDef::NbRxDataToProcess, __UART_HandleTypeDef::NbTxDataToProcess, UART_InitTypeDef::OneBitSampling, UART_InitTypeDef::OverSampling, UART_InitTypeDef::Parity, PLL2_ClocksTypeDef::PLL2_Q_Frequency, PLL3_ClocksTypeDef::PLL3_Q_Frequency, RCC_FLAG_HSIDIV, __UART_HandleTypeDef::RxISR, UART_InitTypeDef::StopBits, __UART_HandleTypeDef::TxISR, UART_BRR_MAX, UART_BRR_MIN, UART_CLOCKSOURCE_CSI, UART_CLOCKSOURCE_D2PCLK1, UART_CLOCKSOURCE_D2PCLK2, UART_CLOCKSOURCE_D3PCLK1, UART_CLOCKSOURCE_HSI, UART_CLOCKSOURCE_LSE, UART_CLOCKSOURCE_PLL2, UART_CLOCKSOURCE_PLL3, UART_DIV_LPUART, UART_DIV_SAMPLING16, UART_DIV_SAMPLING8, UART_GETCLOCKSOURCE, UART_INSTANCE_LOWPOWER, UART_OVERSAMPLING_8, UARTPrescTable, USART_CR1_FIELDS, USART_CR3_FIELDS, and UART_InitTypeDef::WordLength.

Referenced by HAL_HalfDuplex_Init(), HAL_LIN_Init(), HAL_MultiProcessor_Init(), HAL_RS485Ex_Init(), and HAL_UART_Init().

HAL_StatusTypeDef UART_Start_Receive_DMA	(	UART_HandleTypeDef *	huart,
		uint8_t *	pData,
		uint16_t	Size
	)

Start Receive operation in DMA mode.

Note:

This function could be called by all HAL UART API providing reception in DMA mode.

When calling this function, parameters validity is considered as already checked, i.e. Rx State, buffer address, ... UART Handle is assumed as Locked.

Parameters:

huart	UART handle.
pData	Pointer to data buffer (u8 or u16 data elements).
Size	Amount of data elements (u8 or u16) to be received.

Return values:

HAL

status

Definition at line 3553 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::ErrorCode, HAL_DMA_Start_IT(), HAL_UART_ERROR_DMA, HAL_UART_ERROR_NONE, HAL_UART_STATE_BUSY_RX, HAL_UART_STATE_READY, __UART_HandleTypeDef::hdmarx, __UART_HandleTypeDef::Init, __UART_HandleTypeDef::Instance, UART_InitTypeDef::Parity, __UART_HandleTypeDef::pRxBuffPtr, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferSize, UART_DMAError(), UART_DMAReceiveCplt(), UART_DMARxHalfCplt(), UART_PARITY_NONE, __DMA_HandleTypeDef::XferAbortCallback, __DMA_HandleTypeDef::XferCpltCallback, __DMA_HandleTypeDef::XferErrorCallback, and __DMA_HandleTypeDef::XferHalfCpltCallback.

Referenced by HAL_UART_Receive_DMA(), and HAL_UARTEx_ReceiveToIdle_DMA().

HAL_StatusTypeDef UART_Start_Receive_IT	(	UART_HandleTypeDef *	huart,
		uint8_t *	pData,
		uint16_t	Size
	)

Start Receive operation in interrupt mode.

Note:

This function could be called by all HAL UART API providing reception in Interrupt mode.

When calling this function, parameters validity is considered as already checked, i.e. Rx State, buffer address, ... UART Handle is assumed as Locked.

Parameters:

huart	UART handle.
pData	Pointer to data buffer (u8 or u16 data elements).
Size	Amount of data elements (u8 or u16) to be received.

Return values:

HAL

status

Definition at line 3477 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::ErrorCode, __UART_HandleTypeDef::FifoMode, HAL_UART_ERROR_NONE, HAL_UART_STATE_BUSY_RX, __UART_HandleTypeDef::Init, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::NbRxDataToProcess, UART_InitTypeDef::Parity, __UART_HandleTypeDef::pRxBuffPtr, __UART_HandleTypeDef::RxISR, __UART_HandleTypeDef::RxState, __UART_HandleTypeDef::RxXferCount, __UART_HandleTypeDef::RxXferSize, UART_FIFOMODE_ENABLE, UART_MASK_COMPUTATION, UART_PARITY_NONE, UART_RxISR_16BIT(), UART_RxISR_16BIT_FIFOEN(), UART_RxISR_8BIT(), UART_RxISR_8BIT_FIFOEN(), UART_WORDLENGTH_9B, and UART_InitTypeDef::WordLength.

Referenced by HAL_UART_Receive_IT(), and HAL_UARTEx_ReceiveToIdle_IT().

static void UART_TxISR_16BIT

(

UART_HandleTypeDef *

huart

)

[static]

TX interrupt handler for 9 bits data word length.

Note:

Function is called under interruption only, once interruptions have been enabled by HAL_UART_Transmit_IT().

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4063 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::gState, HAL_UART_STATE_BUSY_TX, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::pTxBuffPtr, and __UART_HandleTypeDef::TxXferCount.

Referenced by HAL_UART_Transmit_IT().

static void UART_TxISR_16BIT_FIFOEN

(

UART_HandleTypeDef *

huart

)

[static]

TX interrupt handler for 9 bits data word length and FIFO mode is enabled.

Note:

Function is called under interruption only, once interruptions have been enabled by HAL_UART_Transmit_IT().

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4135 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::gState, HAL_UART_STATE_BUSY_TX, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::NbTxDataToProcess, __UART_HandleTypeDef::pTxBuffPtr, and __UART_HandleTypeDef::TxXferCount.

Referenced by HAL_UART_Transmit_IT().

static void UART_TxISR_8BIT

(

UART_HandleTypeDef *

huart

)

[static]

TX interrupt handler for 7 or 8 bits data word length .

Note:

Function is called under interruption only, once interruptions have been enabled by HAL_UART_Transmit_IT().

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4034 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::gState, HAL_UART_STATE_BUSY_TX, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::pTxBuffPtr, and __UART_HandleTypeDef::TxXferCount.

Referenced by HAL_UART_Transmit_IT().

static void UART_TxISR_8BIT_FIFOEN

(

UART_HandleTypeDef *

huart

)

[static]

TX interrupt handler for 7 or 8 bits data word length and FIFO mode is enabled.

Note:

Function is called under interruption only, once interruptions have been enabled by HAL_UART_Transmit_IT().

Parameters:

huart

UART handle.

Return values:

None

Definition at line 4095 of file stm32h7xx_hal_uart.c.

References __UART_HandleTypeDef::gState, HAL_UART_STATE_BUSY_TX, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::NbTxDataToProcess, __UART_HandleTypeDef::pTxBuffPtr, and __UART_HandleTypeDef::TxXferCount.

Referenced by HAL_UART_Transmit_IT().

HAL_StatusTypeDef UART_WaitOnFlagUntilTimeout	(	UART_HandleTypeDef *	huart,
		uint32_t	Flag,
		FlagStatus	Status,
		uint32_t	Tickstart,
		uint32_t	Timeout
	)

This function handles UART Communication Timeout.

It waits until a flag is no longer in the specified status.

Parameters:

huart	UART handle.
Flag	Specifies the UART flag to check
Status	The actual Flag status (SET or RESET)
Tickstart	Tick start value
Timeout	Timeout duration

Return values:

HAL

status

Definition at line 3413 of file stm32h7xx_hal_uart.c.

References __HAL_UART_CLEAR_FLAG, __HAL_UART_GET_FLAG, __UART_HandleTypeDef::ErrorCode, __UART_HandleTypeDef::gState, HAL_GetTick(), HAL_UART_ERROR_RTO, HAL_UART_STATE_READY, __UART_HandleTypeDef::Instance, __UART_HandleTypeDef::RxState, UART_CLEAR_RTOF, and UART_FLAG_RTOF.

Referenced by HAL_UART_Receive(), HAL_UART_Transmit(), HAL_UARTEx_StopModeWakeUpSourceConfig(), and UART_CheckIdleState().