STM32L486xx HAL User Manual
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UART HAL module driver. This file provides firmware functions to manage the following functionalities of the Universal Asynchronous Receiver Transmitter Peripheral (UART). + Initialization and de-initialization functions + IO operation functions + Peripheral Control functions. More...
#include "stm32l4xx_hal.h"
Go to the source code of this file.
Defines | |
#define | USART_CR1_FIELDS |
#define | USART_CR3_FIELDS ((uint32_t)(USART_CR3_RTSE | USART_CR3_CTSE | USART_CR3_ONEBIT)) |
#define | LPUART_BRR_MIN 0x00000300U /* LPUART BRR minimum authorized value */ |
#define | LPUART_BRR_MAX 0x000FFFFFU /* LPUART BRR maximum authorized value */ |
#define | UART_BRR_MIN 0x10U /* UART BRR minimum authorized value */ |
#define | UART_BRR_MAX 0x0000FFFFU /* UART BRR maximum authorized value */ |
Functions | |
void | UART_InitCallbacksToDefault (UART_HandleTypeDef *huart) |
Initialize the callbacks to their default values. | |
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 interrrupt handler for 7 or 8 bits data word length . | |
static void | UART_TxISR_16BIT (UART_HandleTypeDef *huart) |
TX interrrupt handler for 9 bits data word length. | |
static void | UART_EndTransmit_IT (UART_HandleTypeDef *huart) |
Wrap up transmission in non-blocking mode. | |
static void | UART_RxISR_8BIT (UART_HandleTypeDef *huart) |
RX interrrupt handler for 7 or 8 bits data word length . | |
static void | UART_RxISR_16BIT (UART_HandleTypeDef *huart) |
RX interrrupt handler for 9 bits data word length . | |
HAL_StatusTypeDef | HAL_UART_Init (UART_HandleTypeDef *huart) |
Initialize the UART mode according to the specified parameters in the UART_InitTypeDef and initialize the associated handle. | |
HAL_StatusTypeDef | HAL_HalfDuplex_Init (UART_HandleTypeDef *huart) |
Initialize the half-duplex mode according to the specified parameters in the UART_InitTypeDef and creates the associated handle. | |
HAL_StatusTypeDef | HAL_LIN_Init (UART_HandleTypeDef *huart, uint32_t BreakDetectLength) |
Initialize the LIN mode according to the specified parameters in the UART_InitTypeDef and creates the associated handle . | |
HAL_StatusTypeDef | HAL_MultiProcessor_Init (UART_HandleTypeDef *huart, uint8_t Address, uint32_t WakeUpMethod) |
Initialize the multiprocessor mode according to the specified parameters in the UART_InitTypeDef and initialize the associated handle. | |
HAL_StatusTypeDef | HAL_UART_DeInit (UART_HandleTypeDef *huart) |
DeInitialize the UART peripheral. | |
__weak void | HAL_UART_MspInit (UART_HandleTypeDef *huart) |
Initialize the UART MSP. | |
__weak void | HAL_UART_MspDeInit (UART_HandleTypeDef *huart) |
DeInitialize the UART MSP. | |
HAL_StatusTypeDef | HAL_UART_RegisterCallback (UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID, pUART_CallbackTypeDef pCallback) |
Register a User UART Callback To be used instead of the weak predefined callback. | |
HAL_StatusTypeDef | HAL_UART_UnRegisterCallback (UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID) |
Unregister an UART Callback UART callaback is redirected to the weak predefined callback. | |
HAL_StatusTypeDef | HAL_UART_Transmit (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
Send an amount of data in blocking mode. | |
HAL_StatusTypeDef | HAL_UART_Receive (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
Receive an amount of data in blocking mode. | |
HAL_StatusTypeDef | HAL_UART_Transmit_IT (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size) |
Send an amount of data in interrupt mode. | |
HAL_StatusTypeDef | HAL_UART_Receive_IT (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size) |
Receive an amount of data in interrupt mode. | |
HAL_StatusTypeDef | HAL_UART_Transmit_DMA (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size) |
Send an amount of data in DMA mode. | |
HAL_StatusTypeDef | HAL_UART_Receive_DMA (UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size) |
Receive an amount of data in DMA mode. | |
HAL_StatusTypeDef | HAL_UART_DMAPause (UART_HandleTypeDef *huart) |
Pause the DMA Transfer. | |
HAL_StatusTypeDef | HAL_UART_DMAResume (UART_HandleTypeDef *huart) |
Resume the DMA Transfer. | |
HAL_StatusTypeDef | HAL_UART_DMAStop (UART_HandleTypeDef *huart) |
Stop the DMA Transfer. | |
HAL_StatusTypeDef | HAL_UART_Abort (UART_HandleTypeDef *huart) |
Abort ongoing transfers (blocking mode). | |
HAL_StatusTypeDef | HAL_UART_AbortTransmit (UART_HandleTypeDef *huart) |
Abort ongoing Transmit transfer (blocking mode). | |
HAL_StatusTypeDef | HAL_UART_AbortReceive (UART_HandleTypeDef *huart) |
Abort ongoing Receive transfer (blocking mode). | |
HAL_StatusTypeDef | HAL_UART_Abort_IT (UART_HandleTypeDef *huart) |
Abort ongoing transfers (Interrupt mode). | |
HAL_StatusTypeDef | HAL_UART_AbortTransmit_IT (UART_HandleTypeDef *huart) |
Abort ongoing Transmit transfer (Interrupt mode). | |
HAL_StatusTypeDef | HAL_UART_AbortReceive_IT (UART_HandleTypeDef *huart) |
Abort ongoing Receive transfer (Interrupt mode). | |
void | HAL_UART_IRQHandler (UART_HandleTypeDef *huart) |
Handle UART interrupt request. | |
__weak void | HAL_UART_TxCpltCallback (UART_HandleTypeDef *huart) |
Tx Transfer completed callback. | |
__weak void | HAL_UART_TxHalfCpltCallback (UART_HandleTypeDef *huart) |
Tx Half Transfer completed callback. | |
__weak void | HAL_UART_RxCpltCallback (UART_HandleTypeDef *huart) |
Rx Transfer completed callback. | |
__weak void | HAL_UART_RxHalfCpltCallback (UART_HandleTypeDef *huart) |
Rx Half Transfer completed callback. | |
__weak void | HAL_UART_ErrorCallback (UART_HandleTypeDef *huart) |
UART error callback. | |
__weak void | HAL_UART_AbortCpltCallback (UART_HandleTypeDef *huart) |
UART Abort Complete callback. | |
__weak void | HAL_UART_AbortTransmitCpltCallback (UART_HandleTypeDef *huart) |
UART Abort Complete callback. | |
__weak void | HAL_UART_AbortReceiveCpltCallback (UART_HandleTypeDef *huart) |
UART Abort Receive Complete callback. | |
HAL_StatusTypeDef | HAL_MultiProcessor_EnableMuteMode (UART_HandleTypeDef *huart) |
Enable UART in mute mode (does not mean UART enters mute mode; to enter mute mode, HAL_MultiProcessor_EnterMuteMode() API must be called). | |
HAL_StatusTypeDef | HAL_MultiProcessor_DisableMuteMode (UART_HandleTypeDef *huart) |
Disable UART mute mode (does not mean the UART actually exits mute mode as it may not have been in mute mode at this very moment). | |
void | HAL_MultiProcessor_EnterMuteMode (UART_HandleTypeDef *huart) |
Enter UART mute mode (means UART actually enters mute mode). | |
HAL_StatusTypeDef | HAL_HalfDuplex_EnableTransmitter (UART_HandleTypeDef *huart) |
Enable the UART transmitter and disable the UART receiver. | |
HAL_StatusTypeDef | HAL_HalfDuplex_EnableReceiver (UART_HandleTypeDef *huart) |
Enable the UART receiver and disable the UART transmitter. | |
HAL_StatusTypeDef | HAL_LIN_SendBreak (UART_HandleTypeDef *huart) |
Transmit break characters. | |
HAL_UART_StateTypeDef | HAL_UART_GetState (UART_HandleTypeDef *huart) |
Return the UART handle state. | |
uint32_t | HAL_UART_GetError (UART_HandleTypeDef *huart) |
Return the UART handle error code. | |
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) |
Handle UART Communication Timeout. |
UART HAL module driver. This file provides firmware functions to manage the following functionalities of the Universal Asynchronous Receiver Transmitter Peripheral (UART). + Initialization and de-initialization functions + IO operation functions + Peripheral Control functions.
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Definition in file stm32l4xx_hal_uart.c.