/**
******************************************************************************
* @file stm32f0xx_hal_usart.h
* @author MCD Application Team
* @brief Header file of USART HAL module.
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2016 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32F0xx_HAL_USART_H
#define STM32F0xx_HAL_USART_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx_hal_def.h"
/** @addtogroup STM32F0xx_HAL_Driver
* @{
*/
/** @addtogroup USART
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup USART_Exported_Types USART Exported Types
* @{
*/
/**
* @brief USART Init Structure definition
*/
typedef struct
{
uint32_t BaudRate; /*!< This member configures the Usart communication baud rate.
The baud rate is computed using the following formula:
Baud Rate Register[15:4] = ((2 * fclk_pres) / ((huart->Init.BaudRate)))[15:4]
Baud Rate Register[3] = 0
Baud Rate Register[2:0] = (((2 * fclk_pres) / ((huart->Init.BaudRate)))[3:0]) >> 1
where fclk_pres is the USART input clock frequency
@note Oversampling by 8 is systematically applied to achieve high baud rates. */
uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
This parameter can be a value of @ref USARTEx_Word_Length. */
uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
This parameter can be a value of @ref USART_Stop_Bits. */
uint32_t Parity; /*!< Specifies the parity mode.
This parameter can be a value of @ref USART_Parity
@note When parity is enabled, the computed parity is inserted
at the MSB position of the transmitted data (9th bit when
the word length is set to 9 data bits; 8th bit when the
word length is set to 8 data bits). */
uint32_t Mode; /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
This parameter can be a value of @ref USART_Mode. */
uint32_t CLKPolarity; /*!< Specifies the steady state of the serial clock.
This parameter can be a value of @ref USART_Clock_Polarity. */
uint32_t CLKPhase; /*!< Specifies the clock transition on which the bit capture is made.
This parameter can be a value of @ref USART_Clock_Phase. */
uint32_t CLKLastBit; /*!< Specifies whether the clock pulse corresponding to the last transmitted
data bit (MSB) has to be output on the SCLK pin in synchronous mode.
This parameter can be a value of @ref USART_Last_Bit. */
} USART_InitTypeDef;
/**
* @brief HAL USART State structures definition
*/
typedef enum
{
HAL_USART_STATE_RESET = 0x00U, /*!< Peripheral is not initialized */
HAL_USART_STATE_READY = 0x01U, /*!< Peripheral Initialized and ready for use */
HAL_USART_STATE_BUSY = 0x02U, /*!< an internal process is ongoing */
HAL_USART_STATE_BUSY_TX = 0x12U, /*!< Data Transmission process is ongoing */
HAL_USART_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing */
HAL_USART_STATE_BUSY_TX_RX = 0x32U, /*!< Data Transmission Reception process is ongoing */
HAL_USART_STATE_TIMEOUT = 0x03U, /*!< Timeout state */
HAL_USART_STATE_ERROR = 0x04U /*!< Error */
} HAL_USART_StateTypeDef;
/**
* @brief USART clock sources definitions
*/
typedef enum
{
USART_CLOCKSOURCE_PCLK1 = 0x00U, /*!< PCLK1 clock source */
USART_CLOCKSOURCE_HSI = 0x02U, /*!< HSI clock source */
USART_CLOCKSOURCE_SYSCLK = 0x04U, /*!< SYSCLK clock source */
USART_CLOCKSOURCE_LSE = 0x08U, /*!< LSE clock source */
USART_CLOCKSOURCE_UNDEFINED = 0x10U /*!< Undefined clock source */
} USART_ClockSourceTypeDef;
/**
* @brief USART handle Structure definition
*/
typedef struct __USART_HandleTypeDef
{
USART_TypeDef *Instance; /*!< USART registers base address */
USART_InitTypeDef Init; /*!< USART communication parameters */
uint8_t *pTxBuffPtr; /*!< Pointer to USART Tx transfer Buffer */
uint16_t TxXferSize; /*!< USART Tx Transfer size */
__IO uint16_t TxXferCount; /*!< USART Tx Transfer Counter */
uint8_t *pRxBuffPtr; /*!< Pointer to USART Rx transfer Buffer */
uint16_t RxXferSize; /*!< USART Rx Transfer size */
__IO uint16_t RxXferCount; /*!< USART Rx Transfer Counter */
uint16_t Mask; /*!< USART Rx RDR register mask */
void (*RxISR)(struct __USART_HandleTypeDef *husart); /*!< Function pointer on Rx IRQ handler */
void (*TxISR)(struct __USART_HandleTypeDef *husart); /*!< Function pointer on Tx IRQ handler */
DMA_HandleTypeDef *hdmatx; /*!< USART Tx DMA Handle parameters */
DMA_HandleTypeDef *hdmarx; /*!< USART Rx DMA Handle parameters */
HAL_LockTypeDef Lock; /*!< Locking object */
__IO HAL_USART_StateTypeDef State; /*!< USART communication state */
__IO uint32_t ErrorCode; /*!< USART Error code */
#if (USE_HAL_USART_REGISTER_CALLBACKS == 1)
void (* TxHalfCpltCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Tx Half Complete Callback */
void (* TxCpltCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Tx Complete Callback */
void (* RxHalfCpltCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Rx Half Complete Callback */
void (* RxCpltCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Rx Complete Callback */
void (* TxRxCpltCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Tx Rx Complete Callback */
void (* ErrorCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Error Callback */
void (* AbortCpltCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Abort Complete Callback */
void (* MspInitCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Msp Init callback */
void (* MspDeInitCallback)(struct __USART_HandleTypeDef *husart); /*!< USART Msp DeInit callback */
#endif /* USE_HAL_USART_REGISTER_CALLBACKS */
} USART_HandleTypeDef;
#if (USE_HAL_USART_REGISTER_CALLBACKS == 1)
/**
* @brief HAL USART Callback ID enumeration definition
*/
typedef enum
{
HAL_USART_TX_HALFCOMPLETE_CB_ID = 0x00U, /*!< USART Tx Half Complete Callback ID */
HAL_USART_TX_COMPLETE_CB_ID = 0x01U, /*!< USART Tx Complete Callback ID */
HAL_USART_RX_HALFCOMPLETE_CB_ID = 0x02U, /*!< USART Rx Half Complete Callback ID */
HAL_USART_RX_COMPLETE_CB_ID = 0x03U, /*!< USART Rx Complete Callback ID */
HAL_USART_TX_RX_COMPLETE_CB_ID = 0x04U, /*!< USART Tx Rx Complete Callback ID */
HAL_USART_ERROR_CB_ID = 0x05U, /*!< USART Error Callback ID */
HAL_USART_ABORT_COMPLETE_CB_ID = 0x06U, /*!< USART Abort Complete Callback ID */
HAL_USART_MSPINIT_CB_ID = 0x09U, /*!< USART MspInit callback ID */
HAL_USART_MSPDEINIT_CB_ID = 0x0AU /*!< USART MspDeInit callback ID */
} HAL_USART_CallbackIDTypeDef;
/**
* @brief HAL USART Callback pointer definition
*/
typedef void (*pUSART_CallbackTypeDef)(USART_HandleTypeDef *husart); /*!< pointer to an USART callback function */
#endif /* USE_HAL_USART_REGISTER_CALLBACKS */
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup USART_Exported_Constants USART Exported Constants
* @{
*/
/** @defgroup USART_Error_Definition USART Error Definition
* @{
*/
#define HAL_USART_ERROR_NONE ((uint32_t)0x00000000U) /*!< No error */
#define HAL_USART_ERROR_PE ((uint32_t)0x00000001U) /*!< Parity error */
#define HAL_USART_ERROR_NE ((uint32_t)0x00000002U) /*!< Noise error */
#define HAL_USART_ERROR_FE ((uint32_t)0x00000004U) /*!< Frame error */
#define HAL_USART_ERROR_ORE ((uint32_t)0x00000008U) /*!< Overrun error */
#define HAL_USART_ERROR_DMA ((uint32_t)0x00000010U) /*!< DMA transfer error */
#if (USE_HAL_USART_REGISTER_CALLBACKS == 1)
#define HAL_USART_ERROR_INVALID_CALLBACK ((uint32_t)0x00000040U) /*!< Invalid Callback error */
#endif /* USE_HAL_USART_REGISTER_CALLBACKS */
/**
* @}
*/
/** @defgroup USART_Stop_Bits USART Number of Stop Bits
* @{
*/
#if defined(USART_SMARTCARD_SUPPORT)
#define USART_STOPBITS_0_5 USART_CR2_STOP_0 /*!< USART frame with 0.5 stop bit */
#define USART_STOPBITS_1 0x00000000U /*!< USART frame with 1 stop bit */
#define USART_STOPBITS_1_5 (USART_CR2_STOP_0 | USART_CR2_STOP_1) /*!< USART frame with 1.5 stop bits */
#define USART_STOPBITS_2 USART_CR2_STOP_1 /*!< USART frame with 2 stop bits */
#else
#define USART_STOPBITS_1 (0x00000000U) /*!< USART frame with 1 stop bit */
#define USART_STOPBITS_2 ((uint32_t)USART_CR2_STOP_1) /*!< USART frame with 2 stop bits */
#endif /* USART_SMARTCARD_SUPPORT */
/**
* @}
*/
/** @defgroup USART_Parity USART Parity
* @{
*/
#define USART_PARITY_NONE 0x00000000U /*!< No parity */
#define USART_PARITY_EVEN USART_CR1_PCE /*!< Even parity */
#define USART_PARITY_ODD (USART_CR1_PCE | USART_CR1_PS) /*!< Odd parity */
/**
* @}
*/
/** @defgroup USART_Mode USART Mode
* @{
*/
#define USART_MODE_RX USART_CR1_RE /*!< RX mode */
#define USART_MODE_TX USART_CR1_TE /*!< TX mode */
#define USART_MODE_TX_RX (USART_CR1_TE |USART_CR1_RE) /*!< RX and TX mode */
/**
* @}
*/
/** @defgroup USART_Over_Sampling USART Over Sampling
* @{
*/
#define USART_OVERSAMPLING_16 0x00000000U /*!< Oversampling by 16 */
#define USART_OVERSAMPLING_8 USART_CR1_OVER8 /*!< Oversampling by 8 */
/**
* @}
*/
/** @defgroup USART_Clock USART Clock
* @{
*/
#define USART_CLOCK_DISABLE 0x00000000U /*!< USART clock disable */
#define USART_CLOCK_ENABLE USART_CR2_CLKEN /*!< USART clock enable */
/**
* @}
*/
/** @defgroup USART_Clock_Polarity USART Clock Polarity
* @{
*/
#define USART_POLARITY_LOW 0x00000000U /*!< Driver enable signal is active high */
#define USART_POLARITY_HIGH USART_CR2_CPOL /*!< Driver enable signal is active low */
/**
* @}
*/
/** @defgroup USART_Clock_Phase USART Clock Phase
* @{
*/
#define USART_PHASE_1EDGE 0x00000000U /*!< USART frame phase on first clock transition */
#define USART_PHASE_2EDGE USART_CR2_CPHA /*!< USART frame phase on second clock transition */
/**
* @}
*/
/** @defgroup USART_Last_Bit USART Last Bit
* @{
*/
#define USART_LASTBIT_DISABLE 0x00000000U /*!< USART frame last data bit clock pulse not output to SCLK pin */
#define USART_LASTBIT_ENABLE USART_CR2_LBCL /*!< USART frame last data bit clock pulse output to SCLK pin */
/**
* @}
*/
/** @defgroup USART_Request_Parameters USART Request Parameters
* @{
*/
#define USART_RXDATA_FLUSH_REQUEST USART_RQR_RXFRQ /*!< Receive Data flush Request */
#if defined(USART_RQR_TXFRQ)
#define USART_TXDATA_FLUSH_REQUEST USART_RQR_TXFRQ /*!< Transmit data flush Request */
#endif /* USART_RQR_TXFRQ */
/**
* @}
*/
/** @defgroup USART_Flags USART Flags
* Elements values convention: 0xXXXX
* - 0xXXXX : Flag mask in the ISR register
* @{
*/
#define USART_FLAG_REACK USART_ISR_REACK /*!< USART receive enable acknowledge flag */
#define USART_FLAG_TEACK USART_ISR_TEACK /*!< USART transmit enable acknowledge flag */
#define USART_FLAG_BUSY USART_ISR_BUSY /*!< USART busy flag */
#define USART_FLAG_TXE USART_ISR_TXE /*!< USART transmit data register empty */
#define USART_FLAG_TC USART_ISR_TC /*!< USART transmission complete */
#define USART_FLAG_RXNE USART_ISR_RXNE /*!< USART read data register not empty */
#define USART_FLAG_IDLE USART_ISR_IDLE /*!< USART idle flag */
#define USART_FLAG_ORE USART_ISR_ORE /*!< USART overrun error */
#define USART_FLAG_NE USART_ISR_NE /*!< USART noise error */
#define USART_FLAG_FE USART_ISR_FE /*!< USART frame error */
#define USART_FLAG_PE USART_ISR_PE /*!< USART parity error */
/**
* @}
*/
/** @defgroup USART_Interrupt_definition USART Interrupts Definition
* Elements values convention: 0000ZZZZ0XXYYYYYb
* - YYYYY : Interrupt source position in the XX register (5bits)
* - XX : Interrupt source register (2bits)
* - 01: CR1 register
* - 10: CR2 register
* - 11: CR3 register
* - ZZZZ : Flag position in the ISR register(4bits)
* @{
*/
#define USART_IT_PE 0x0028U /*!< USART parity error interruption */
#define USART_IT_TXE 0x0727U /*!< USART transmit data register empty interruption */
#define USART_IT_TC 0x0626U /*!< USART transmission complete interruption */
#define USART_IT_RXNE 0x0525U /*!< USART read data register not empty interruption */
#define USART_IT_IDLE 0x0424U /*!< USART idle interruption */
#define USART_IT_ERR 0x0060U /*!< USART error interruption */
#define USART_IT_ORE 0x0300U /*!< USART overrun error interruption */
#define USART_IT_NE 0x0200U /*!< USART noise error interruption */
#define USART_IT_FE 0x0100U /*!< USART frame error interruption */
/**
* @}
*/
/** @defgroup USART_IT_CLEAR_Flags USART Interruption Clear Flags
* @{
*/
#define USART_CLEAR_PEF USART_ICR_PECF /*!< Parity Error Clear Flag */
#define USART_CLEAR_FEF USART_ICR_FECF /*!< Framing Error Clear Flag */
#define USART_CLEAR_NEF USART_ICR_NCF /*!< Noise Error detected Clear Flag */
#define USART_CLEAR_OREF USART_ICR_ORECF /*!< OverRun Error Clear Flag */
#define USART_CLEAR_IDLEF USART_ICR_IDLECF /*!< IDLE line detected Clear Flag */
#define USART_CLEAR_TCF USART_ICR_TCCF /*!< Transmission Complete Clear Flag */
#define USART_CLEAR_CTSF USART_ICR_CTSCF /*!< CTS Interrupt Clear Flag */
/**
* @}
*/
/** @defgroup USART_Interruption_Mask USART Interruption Flags Mask
* @{
*/
#define USART_IT_MASK 0x001FU /*!< USART interruptions flags mask */
#define USART_CR_MASK 0x00E0U /*!< USART control register mask */
#define USART_CR_POS 5U /*!< USART control register position */
#define USART_ISR_MASK 0x1F00U /*!< USART ISR register mask */
#define USART_ISR_POS 8U /*!< USART ISR register position */
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @defgroup USART_Exported_Macros USART Exported Macros
* @{
*/
/** @brief Reset USART handle state.
* @param __HANDLE__ USART handle.
* @retval None
*/
#if (USE_HAL_USART_REGISTER_CALLBACKS == 1)
#define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) do{ \
(__HANDLE__)->State = HAL_USART_STATE_RESET; \
(__HANDLE__)->MspInitCallback = NULL; \
(__HANDLE__)->MspDeInitCallback = NULL; \
} while(0U)
#else
#define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_USART_STATE_RESET)
#endif /* USE_HAL_USART_REGISTER_CALLBACKS */
/** @brief Check whether the specified USART flag is set or not.
* @param __HANDLE__ specifies the USART Handle
* @param __FLAG__ specifies the flag to check.
* This parameter can be one of the following values:
* @arg @ref USART_FLAG_REACK Receive enable acknowledge flag
* @arg @ref USART_FLAG_TEACK Transmit enable acknowledge flag
* @arg @ref USART_FLAG_BUSY Busy flag
* @arg @ref USART_FLAG_CTS CTS Change flag
* @arg @ref USART_FLAG_TXE Transmit data register empty flag
* @arg @ref USART_FLAG_TC Transmission Complete flag
* @arg @ref USART_FLAG_RXNE Receive data register not empty flag
* @arg @ref USART_FLAG_IDLE Idle Line detection flag
* @arg @ref USART_FLAG_ORE OverRun Error flag
* @arg @ref USART_FLAG_NE Noise Error flag
* @arg @ref USART_FLAG_FE Framing Error flag
* @arg @ref USART_FLAG_PE Parity Error flag
* @retval The new state of __FLAG__ (TRUE or FALSE).
*/
#define __HAL_USART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->ISR & (__FLAG__)) == (__FLAG__))
/** @brief Clear the specified USART pending flag.
* @param __HANDLE__ specifies the USART Handle.
* @param __FLAG__ specifies the flag to check.
* This parameter can be any combination of the following values:
* @arg @ref USART_CLEAR_PEF Parity Error Clear Flag
* @arg @ref USART_CLEAR_FEF Framing Error Clear Flag
* @arg @ref USART_CLEAR_NEF Noise detected Clear Flag
* @arg @ref USART_CLEAR_OREF Overrun Error Clear Flag
* @arg @ref USART_CLEAR_IDLEF IDLE line detected Clear Flag
* @arg @ref USART_CLEAR_TCF Transmission Complete Clear Flag
* @arg @ref USART_CLEAR_CTSF
* @retval None
*/
#define __HAL_USART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__))
/** @brief Clear the USART PE pending flag.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_CLEAR_PEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_PEF)
/** @brief Clear the USART FE pending flag.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_CLEAR_FEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_FEF)
/** @brief Clear the USART NE pending flag.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_CLEAR_NEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_NEF)
/** @brief Clear the USART ORE pending flag.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_CLEAR_OREFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_OREF)
/** @brief Clear the USART IDLE pending flag.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_IDLEF)
/** @brief Enable the specified USART interrupt.
* @param __HANDLE__ specifies the USART Handle.
* @param __INTERRUPT__ specifies the USART interrupt source to enable.
* This parameter can be one of the following values:
* @arg @ref USART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref USART_IT_TC Transmission complete interrupt
* @arg @ref USART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref USART_IT_IDLE Idle line detection interrupt
* @arg @ref USART_IT_PE Parity Error interrupt
* @arg @ref USART_IT_ERR Error interrupt(Frame error, noise error, overrun error)
* @retval None
*/
#define __HAL_USART_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((((__INTERRUPT__) & USART_CR_MASK) >> USART_CR_POS) == 1U)? ((__HANDLE__)->Instance->CR1 |= ((uint32_t)1U << ((__INTERRUPT__) & USART_IT_MASK))): \
((((__INTERRUPT__) & USART_CR_MASK) >> USART_CR_POS) == 2U)? ((__HANDLE__)->Instance->CR2 |= ((uint32_t)1U << ((__INTERRUPT__) & USART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 |= ((uint32_t)1U << ((__INTERRUPT__) & USART_IT_MASK))))
/** @brief Disable the specified USART interrupt.
* @param __HANDLE__ specifies the USART Handle.
* @param __INTERRUPT__ specifies the USART interrupt source to disable.
* This parameter can be one of the following values:
* @arg @ref USART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref USART_IT_TC Transmission complete interrupt
* @arg @ref USART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref USART_IT_IDLE Idle line detection interrupt
* @arg @ref USART_IT_PE Parity Error interrupt
* @arg @ref USART_IT_ERR Error interrupt(Frame error, noise error, overrun error)
* @retval None
*/
#define __HAL_USART_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((((__INTERRUPT__) & USART_CR_MASK) >> USART_CR_POS) == 1U)? ((__HANDLE__)->Instance->CR1 &= ~ ((uint32_t)1U << ((__INTERRUPT__) & USART_IT_MASK))): \
((((__INTERRUPT__) & USART_CR_MASK) >> USART_CR_POS) == 2U)? ((__HANDLE__)->Instance->CR2 &= ~ ((uint32_t)1U << ((__INTERRUPT__) & USART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 &= ~ ((uint32_t)1U << ((__INTERRUPT__) & USART_IT_MASK))))
/** @brief Check whether the specified USART interrupt has occurred or not.
* @param __HANDLE__ specifies the USART Handle.
* @param __INTERRUPT__ specifies the USART interrupt source to check.
* This parameter can be one of the following values:
* @arg @ref USART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref USART_IT_TC Transmission complete interrupt
* @arg @ref USART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref USART_IT_IDLE Idle line detection interrupt
* @arg @ref USART_IT_ORE OverRun Error interrupt
* @arg @ref USART_IT_NE Noise Error interrupt
* @arg @ref USART_IT_FE Framing Error interrupt
* @arg @ref USART_IT_PE Parity Error interrupt
* @retval The new state of __INTERRUPT__ (SET or RESET).
*/
#define __HAL_USART_GET_IT(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->ISR\
& ((uint32_t)0x01U << (((__INTERRUPT__) & USART_ISR_MASK)>> USART_ISR_POS))) != 0U) ? SET : RESET)
/** @brief Check whether the specified USART interrupt source is enabled or not.
* @param __HANDLE__ specifies the USART Handle.
* @param __INTERRUPT__ specifies the USART interrupt source to check.
* This parameter can be one of the following values:
* @arg @ref USART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref USART_IT_TC Transmission complete interrupt
* @arg @ref USART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref USART_IT_IDLE Idle line detection interrupt
* @arg @ref USART_IT_ORE OverRun Error interrupt
* @arg @ref USART_IT_NE Noise Error interrupt
* @arg @ref USART_IT_FE Framing Error interrupt
* @arg @ref USART_IT_PE Parity Error interrupt
* @retval The new state of __INTERRUPT__ (SET or RESET).
*/
#define __HAL_USART_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((((((uint8_t)(__INTERRUPT__)) >> 0x05U) == 0x01U) ? (__HANDLE__)->Instance->CR1 : \
(((((uint8_t)(__INTERRUPT__)) >> 0x05U) == 0x02U) ? (__HANDLE__)->Instance->CR2 : \
(__HANDLE__)->Instance->CR3)) & (0x01U << (((uint16_t)(__INTERRUPT__)) & USART_IT_MASK))) != 0U) ? SET : RESET)
/** @brief Clear the specified USART ISR flag, in setting the proper ICR register flag.
* @param __HANDLE__ specifies the USART Handle.
* @param __IT_CLEAR__ specifies the interrupt clear register flag that needs to be set
* to clear the corresponding interrupt.
* This parameter can be one of the following values:
* @arg @ref USART_CLEAR_PEF Parity Error Clear Flag
* @arg @ref USART_CLEAR_FEF Framing Error Clear Flag
* @arg @ref USART_CLEAR_NEF Noise detected Clear Flag
* @arg @ref USART_CLEAR_OREF Overrun Error Clear Flag
* @arg @ref USART_CLEAR_IDLEF IDLE line detected Clear Flag
* @arg @ref USART_CLEAR_TCF Transmission Complete Clear Flag
* @retval None
*/
#define __HAL_USART_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))
/** @brief Set a specific USART request flag.
* @param __HANDLE__ specifies the USART Handle.
* @param __REQ__ specifies the request flag to set.
* This parameter can be one of the following values:
* @arg @ref USART_RXDATA_FLUSH_REQUEST Receive Data flush Request
#if defined(USART_RQR_TXFRQ)
* @arg @ref USART_TXDATA_FLUSH_REQUEST Transmit data flush Request
#endif
*
* @retval None
*/
#define __HAL_USART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint16_t)(__REQ__))
/** @brief Enable the USART one bit sample method.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
/** @brief Disable the USART one bit sample method.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= ~USART_CR3_ONEBIT)
/** @brief Enable USART.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
/** @brief Disable USART.
* @param __HANDLE__ specifies the USART Handle.
* @retval None
*/
#define __HAL_USART_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
/**
* @}
*/
/* Private macros --------------------------------------------------------*/
/** @defgroup USART_Private_Macros USART Private Macros
* @{
*/
/** @brief BRR division operation to set BRR register in 8-bit oversampling mode.
* @param __PCLK__ USART clock.
* @param __BAUD__ Baud rate set by the user.
* @retval Division result
*/
#define USART_DIV_SAMPLING8(__PCLK__, __BAUD__) ((((__PCLK__)*2U) + ((__BAUD__)/2U)) / (__BAUD__))
/** @brief Check USART Baud rate.
* @param __BAUDRATE__ Baudrate specified by the user.
* The maximum Baud Rate is derived from the maximum clock on F0 (i.e. 48 MHz)
* divided by the smallest oversampling used on the USART (i.e. 8)
* @retval SET (__BAUDRATE__ is valid) or RESET (__BAUDRATE__ is invalid) */
#define IS_USART_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) <= 6000000U)
/**
* @brief Ensure that USART frame number of stop bits is valid.
* @param __STOPBITS__ USART frame number of stop bits.
* @retval SET (__STOPBITS__ is valid) or RESET (__STOPBITS__ is invalid)
*/
#if defined(USART_SMARTCARD_SUPPORT)
#define IS_USART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == USART_STOPBITS_0_5) || \
((__STOPBITS__) == USART_STOPBITS_1) || \
((__STOPBITS__) == USART_STOPBITS_1_5) || \
((__STOPBITS__) == USART_STOPBITS_2))
#else
#define IS_USART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == USART_STOPBITS_1) || \
((__STOPBITS__) == USART_STOPBITS_2))
#endif /* USART_SMARTCARD_SUPPORT */
/**
* @brief Ensure that USART frame parity is valid.
* @param __PARITY__ USART frame parity.
* @retval SET (__PARITY__ is valid) or RESET (__PARITY__ is invalid)
*/
#define IS_USART_PARITY(__PARITY__) (((__PARITY__) == USART_PARITY_NONE) || \
((__PARITY__) == USART_PARITY_EVEN) || \
((__PARITY__) == USART_PARITY_ODD))
/**
* @brief Ensure that USART communication mode is valid.
* @param __MODE__ USART communication mode.
* @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
*/
#define IS_USART_MODE(__MODE__) ((((__MODE__) & 0xFFFFFFF3U) == 0x00U) && ((__MODE__) != 0x00U))
/**
* @brief Ensure that USART oversampling is valid.
* @param __SAMPLING__ USART oversampling.
* @retval SET (__SAMPLING__ is valid) or RESET (__SAMPLING__ is invalid)
*/
#define IS_USART_OVERSAMPLING(__SAMPLING__) (((__SAMPLING__) == USART_OVERSAMPLING_16) || \
((__SAMPLING__) == USART_OVERSAMPLING_8))
/**
* @brief Ensure that USART clock state is valid.
* @param __CLOCK__ USART clock state.
* @retval SET (__CLOCK__ is valid) or RESET (__CLOCK__ is invalid)
*/
#define IS_USART_CLOCK(__CLOCK__) (((__CLOCK__) == USART_CLOCK_DISABLE) || \
((__CLOCK__) == USART_CLOCK_ENABLE))
/**
* @brief Ensure that USART frame polarity is valid.
* @param __CPOL__ USART frame polarity.
* @retval SET (__CPOL__ is valid) or RESET (__CPOL__ is invalid)
*/
#define IS_USART_POLARITY(__CPOL__) (((__CPOL__) == USART_POLARITY_LOW) || ((__CPOL__) == USART_POLARITY_HIGH))
/**
* @brief Ensure that USART frame phase is valid.
* @param __CPHA__ USART frame phase.
* @retval SET (__CPHA__ is valid) or RESET (__CPHA__ is invalid)
*/
#define IS_USART_PHASE(__CPHA__) (((__CPHA__) == USART_PHASE_1EDGE) || ((__CPHA__) == USART_PHASE_2EDGE))
/**
* @brief Ensure that USART frame last bit clock pulse setting is valid.
* @param __LASTBIT__ USART frame last bit clock pulse setting.
* @retval SET (__LASTBIT__ is valid) or RESET (__LASTBIT__ is invalid)
*/
#define IS_USART_LASTBIT(__LASTBIT__) (((__LASTBIT__) == USART_LASTBIT_DISABLE) || \
((__LASTBIT__) == USART_LASTBIT_ENABLE))
/**
* @brief Ensure that USART request parameter is valid.
* @param __PARAM__ USART request parameter.
* @retval SET (__PARAM__ is valid) or RESET (__PARAM__ is invalid)
*/
#if defined(USART_RQR_TXFRQ)
#define IS_USART_REQUEST_PARAMETER(__PARAM__) (((__PARAM__) == USART_RXDATA_FLUSH_REQUEST) || \
((__PARAM__) == USART_TXDATA_FLUSH_REQUEST))
#else
#define IS_USART_REQUEST_PARAMETER(__PARAM__) ((__PARAM__) == USART_RXDATA_FLUSH_REQUEST)
#endif /* USART_RQR_TXFRQ */
/**
* @}
*/
/* Include USART HAL Extended module */
#include "stm32f0xx_hal_usart_ex.h"
/* Exported functions --------------------------------------------------------*/
/** @addtogroup USART_Exported_Functions USART Exported Functions
* @{
*/
/** @addtogroup USART_Exported_Functions_Group1 Initialization and de-initialization functions
* @{
*/
/* Initialization and de-initialization functions ****************************/
HAL_StatusTypeDef HAL_USART_Init(USART_HandleTypeDef *husart);
HAL_StatusTypeDef HAL_USART_DeInit(USART_HandleTypeDef *husart);
void HAL_USART_MspInit(USART_HandleTypeDef *husart);
void HAL_USART_MspDeInit(USART_HandleTypeDef *husart);
/* Callbacks Register/UnRegister functions ***********************************/
#if (USE_HAL_USART_REGISTER_CALLBACKS == 1)
HAL_StatusTypeDef HAL_USART_RegisterCallback(USART_HandleTypeDef *husart, HAL_USART_CallbackIDTypeDef CallbackID,
pUSART_CallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_USART_UnRegisterCallback(USART_HandleTypeDef *husart, HAL_USART_CallbackIDTypeDef CallbackID);
#endif /* USE_HAL_USART_REGISTER_CALLBACKS */
/**
* @}
*/
/** @addtogroup USART_Exported_Functions_Group2 IO operation functions
* @{
*/
/* IO operation functions *****************************************************/
HAL_StatusTypeDef HAL_USART_Transmit(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size, uint32_t Timeout);
HAL_StatusTypeDef HAL_USART_Receive(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
HAL_StatusTypeDef HAL_USART_TransmitReceive(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData,
uint16_t Size, uint32_t Timeout);
HAL_StatusTypeDef HAL_USART_Transmit_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
HAL_StatusTypeDef HAL_USART_Receive_IT(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
HAL_StatusTypeDef HAL_USART_TransmitReceive_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData,
uint16_t Size);
HAL_StatusTypeDef HAL_USART_Transmit_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
HAL_StatusTypeDef HAL_USART_Receive_DMA(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
HAL_StatusTypeDef HAL_USART_TransmitReceive_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData,
uint16_t Size);
HAL_StatusTypeDef HAL_USART_DMAPause(USART_HandleTypeDef *husart);
HAL_StatusTypeDef HAL_USART_DMAResume(USART_HandleTypeDef *husart);
HAL_StatusTypeDef HAL_USART_DMAStop(USART_HandleTypeDef *husart);
/* Transfer Abort functions */
HAL_StatusTypeDef HAL_USART_Abort(USART_HandleTypeDef *husart);
HAL_StatusTypeDef HAL_USART_Abort_IT(USART_HandleTypeDef *husart);
void HAL_USART_IRQHandler(USART_HandleTypeDef *husart);
void HAL_USART_TxHalfCpltCallback(USART_HandleTypeDef *husart);
void HAL_USART_TxCpltCallback(USART_HandleTypeDef *husart);
void HAL_USART_RxCpltCallback(USART_HandleTypeDef *husart);
void HAL_USART_RxHalfCpltCallback(USART_HandleTypeDef *husart);
void HAL_USART_TxRxCpltCallback(USART_HandleTypeDef *husart);
void HAL_USART_ErrorCallback(USART_HandleTypeDef *husart);
void HAL_USART_AbortCpltCallback(USART_HandleTypeDef *husart);
/**
* @}
*/
/** @addtogroup USART_Exported_Functions_Group4 Peripheral State and Error functions
* @{
*/
/* Peripheral State and Error functions ***************************************/
HAL_USART_StateTypeDef HAL_USART_GetState(USART_HandleTypeDef *husart);
uint32_t HAL_USART_GetError(USART_HandleTypeDef *husart);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32F0xx_HAL_USART_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/