USART Exported Types

Data Structures
struct	USART_InitTypeDef
	USART Init Structure definition. More...
struct	__USART_HandleTypeDef
	USART handle Structure definition. More...
Typedefs
typedef struct __USART_HandleTypeDef	USART_HandleTypeDef
	USART handle Structure definition.
typedef void(*	pUSART_CallbackTypeDef )(USART_HandleTypeDef *husart)
	HAL USART Callback pointer definition.
Enumerations
enum	HAL_USART_StateTypeDef {   HAL_USART_STATE_RESET = 0x00U, HAL_USART_STATE_READY = 0x01U, HAL_USART_STATE_BUSY = 0x02U, HAL_USART_STATE_BUSY_TX = 0x12U,   HAL_USART_STATE_BUSY_RX = 0x22U, HAL_USART_STATE_BUSY_TX_RX = 0x32U, HAL_USART_STATE_TIMEOUT = 0x03U, HAL_USART_STATE_ERROR = 0x04U }
	HAL USART State structures definition. More...
enum	USART_ClockSourceTypeDef {   USART_CLOCKSOURCE_PCLK1 = 0x00U, USART_CLOCKSOURCE_PCLK2 = 0x01U, USART_CLOCKSOURCE_HSI = 0x02U, USART_CLOCKSOURCE_SYSCLK = 0x04U,   USART_CLOCKSOURCE_LSE = 0x08U, USART_CLOCKSOURCE_UNDEFINED = 0x10U }
	USART clock sources definitions. More...
enum	HAL_USART_CallbackIDTypeDef {   HAL_USART_TX_HALFCOMPLETE_CB_ID = 0x00U, HAL_USART_TX_COMPLETE_CB_ID = 0x01U, HAL_USART_RX_HALFCOMPLETE_CB_ID = 0x02U, HAL_USART_RX_COMPLETE_CB_ID = 0x03U,   HAL_USART_TX_RX_COMPLETE_CB_ID = 0x04U, HAL_USART_ERROR_CB_ID = 0x05U, HAL_USART_ABORT_COMPLETE_CB_ID = 0x06U, HAL_USART_MSPINIT_CB_ID = 0x09U,   HAL_USART_MSPDEINIT_CB_ID = 0x0AU }
	HAL USART Callback ID enumeration definition. More...

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Typedef Documentation

typedef void(* pUSART_CallbackTypeDef)(USART_HandleTypeDef *husart)

HAL USART Callback pointer definition.

pointer to an USART callback function

Definition at line 232 of file stm32l4xx_hal_usart.h.

typedef struct __USART_HandleTypeDef USART_HandleTypeDef

USART handle Structure definition.

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Enumeration Type Documentation

enum HAL_USART_CallbackIDTypeDef

HAL USART Callback ID enumeration definition.

Enumerator:

HAL_USART_TX_HALFCOMPLETE_CB_ID	USART Tx Half Complete Callback ID
HAL_USART_TX_COMPLETE_CB_ID	USART Tx Complete Callback ID
HAL_USART_RX_HALFCOMPLETE_CB_ID	USART Rx Half Complete Callback ID
HAL_USART_RX_COMPLETE_CB_ID	USART Rx Complete Callback ID
HAL_USART_TX_RX_COMPLETE_CB_ID	USART Tx Rx Complete Callback ID
HAL_USART_ERROR_CB_ID	USART Error Callback ID
HAL_USART_ABORT_COMPLETE_CB_ID	USART Abort Complete Callback ID
HAL_USART_MSPINIT_CB_ID	USART MspInit callback ID
HAL_USART_MSPDEINIT_CB_ID	USART MspDeInit callback ID

Definition at line 210 of file stm32l4xx_hal_usart.h.

enum HAL_USART_StateTypeDef

HAL USART State structures definition.

Enumerator:

HAL_USART_STATE_RESET	Peripheral is not initialized
HAL_USART_STATE_READY	Peripheral Initialized and ready for use
HAL_USART_STATE_BUSY	an internal process is ongoing
HAL_USART_STATE_BUSY_TX	Data Transmission process is ongoing
HAL_USART_STATE_BUSY_RX	Data Reception process is ongoing
HAL_USART_STATE_BUSY_TX_RX	Data Transmission Reception process is ongoing
HAL_USART_STATE_TIMEOUT	Timeout state
HAL_USART_STATE_ERROR	Error

Definition at line 108 of file stm32l4xx_hal_usart.h.

enum USART_ClockSourceTypeDef

USART clock sources definitions.

Enumerator:

USART_CLOCKSOURCE_PCLK1	PCLK1 clock source
USART_CLOCKSOURCE_PCLK2	PCLK2 clock source
USART_CLOCKSOURCE_HSI	HSI clock source
USART_CLOCKSOURCE_SYSCLK	SYSCLK clock source
USART_CLOCKSOURCE_LSE	LSE clock source
USART_CLOCKSOURCE_UNDEFINED	Undefined clock source

Definition at line 123 of file stm32l4xx_hal_usart.h.