/** ****************************************************************************** * @file stm32f3xx_hal_usart.h * @author MCD Application Team * @brief Header file of USART HAL module. ****************************************************************************** * @attention * *

© COPYRIGHT(c) 2016 STMicroelectronics

* * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F3xx_HAL_USART_H #define __STM32F3xx_HAL_USART_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f3xx_hal_def.h" /** @addtogroup STM32F3xx_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 = ((PCLKx) / ((huart->Init.BaudRate))). */ 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_PCLK2 = 0x01U, /*!< PCLK2 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_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 */ 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 */ }USART_HandleTypeDef; /** * @} */ /* Exported constants --------------------------------------------------------*/ /** @defgroup USART_Exported_Constants USART Exported Constants * @{ */ /** @defgroup USART_Error USART Error * @{ */ #define HAL_USART_ERROR_NONE (0x00000000U) /*!< No error */ #define HAL_USART_ERROR_PE (0x00000001U) /*!< Parity error */ #define HAL_USART_ERROR_NE (0x00000002U) /*!< Noise error */ #define HAL_USART_ERROR_FE (0x00000004U) /*!< frame error */ #define HAL_USART_ERROR_ORE (0x00000008U) /*!< Overrun error */ #define HAL_USART_ERROR_DMA (0x00000010U) /*!< DMA transfer error */ /** * @} */ /** @defgroup USART_Stop_Bits USART Number of Stop Bits * @{ */ #define USART_STOPBITS_0_5 ((uint32_t)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 ((uint32_t)(USART_CR2_STOP_0 | USART_CR2_STOP_1)) /*!< USART frame with 1.5 stop bits */ #define USART_STOPBITS_2 ((uint32_t)USART_CR2_STOP_1) /*!< USART frame with 2 stop bits */ /** * @} */ /** @defgroup USART_Parity USART Parity * @{ */ #define USART_PARITY_NONE (0x00000000U) /*!< No parity */ #define USART_PARITY_EVEN ((uint32_t)USART_CR1_PCE) /*!< Even parity */ #define USART_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS)) /*!< Odd parity */ /** * @} */ /** @defgroup USART_Mode USART Mode * @{ */ #define USART_MODE_RX ((uint32_t)USART_CR1_RE) /*!< RX mode */ #define USART_MODE_TX ((uint32_t)USART_CR1_TE) /*!< TX mode */ #define USART_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE)) /*!< RX and TX mode */ /** * @} */ /** @defgroup USART_Clock USART Clock * @{ */ #define USART_CLOCK_DISABLE (0x00000000U) /*!< USART clock disable */ #define USART_CLOCK_ENABLE ((uint32_t)USART_CR2_CLKEN) /*!< USART clock enable */ /** * @} */ /** @defgroup USART_Clock_Polarity USART Clock Polarity * @{ */ #define USART_POLARITY_LOW (0x00000000U) /*!< USART Clock signal is steady Low */ #define USART_POLARITY_HIGH ((uint32_t)USART_CR2_CPOL) /*!< USART Clock signal is steady High */ /** * @} */ /** @defgroup USART_Clock_Phase USART Clock Phase * @{ */ #define USART_PHASE_1EDGE (0x00000000U) /*!< USART frame phase on first clock transition */ #define USART_PHASE_2EDGE ((uint32_t)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 ((uint32_t)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 ((uint32_t)USART_RQR_RXFRQ) /*!< Receive Data flush Request */ #define USART_TXDATA_FLUSH_REQUEST ((uint32_t)USART_RQR_TXFRQ) /*!< Transmit data flush Request */ /** * @} */ /** @defgroup USART_Flags USART Flags * Elements values convention: 0xXXXX * - 0xXXXX : Flag mask in the ISR register * @{ */ #define USART_FLAG_REACK (0x00400000U) /*!< USART receive enable acknowledge flag */ #define USART_FLAG_TEACK (0x00200000U) /*!< USART transmit enable acknowledge flag */ #define USART_FLAG_BUSY (0x00010000U) /*!< USART busy flag */ #define USART_FLAG_CTS (0x00000400U) /*!< USART clear to send flag */ #define USART_FLAG_CTSIF (0x00000200U) /*!< USART clear to send interrupt flag */ #define USART_FLAG_LBDF (0x00000100U) /*!< USART LIN break detection flag */ #define USART_FLAG_TXE (0x00000080U) /*!< USART transmit data register empty */ #define USART_FLAG_TC (0x00000040U) /*!< USART transmission complete */ #define USART_FLAG_RXNE (0x00000020U) /*!< USART read data register not empty */ #define USART_FLAG_IDLE (0x00000010U) /*!< USART idle flag */ #define USART_FLAG_ORE (0x00000008U) /*!< USART overrun error */ #define USART_FLAG_NE (0x00000004U) /*!< USART noise error */ #define USART_FLAG_FE (0x00000002U) /*!< USART frame error */ #define USART_FLAG_PE (0x00000001U) /*!< 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 ((uint16_t)0x0028U) /*!< USART parity error interruption */ #define USART_IT_TXE ((uint16_t)0x0727U) /*!< USART transmit data register empty interruption */ #define USART_IT_TC ((uint16_t)0x0626U) /*!< USART transmission complete interruption */ #define USART_IT_RXNE ((uint16_t)0x0525U) /*!< USART read data register not empty interruption */ #define USART_IT_IDLE ((uint16_t)0x0424U) /*!< USART idle interruption */ #define USART_IT_ERR ((uint16_t)0x0060U) /*!< USART error interruption */ #define USART_IT_ORE ((uint16_t)0x0300U) /*!< USART overrun error interruption */ #define USART_IT_NE ((uint16_t)0x0200U) /*!< USART noise error interruption */ #define USART_IT_FE ((uint16_t)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 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 ((uint16_t)0x001FU) /*!< USART interruptions flags mask */ /** * @} */ /** * @} */ /* Exported macros -----------------------------------------------------------*/ /** @defgroup USART_Exported_Macros USART Exported Macros * @{ */ /** @brief Reset USART handle state. * @param __HANDLE__ USART handle. * @retval None */ #define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_USART_STATE_RESET) /** @brief Flush the USART Data registers. * @param __HANDLE__ specifies the USART Handle. * @retval None */ #define __HAL_USART_FLUSH_DRREGISTER(__HANDLE__) \ do{ \ SET_BIT((__HANDLE__)->Instance->RQR, USART_RXDATA_FLUSH_REQUEST); \ SET_BIT((__HANDLE__)->Instance->RQR, USART_TXDATA_FLUSH_REQUEST); \ } while(0U) /** @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 * @arg @ref USART_CLEAR_FEF * @arg @ref USART_CLEAR_NEF * @arg @ref USART_CLEAR_OREF * @arg @ref USART_CLEAR_IDLEF * @arg @ref USART_CLEAR_TCF * @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__) & 0xFFU) >> 5U) == 1U)? ((__HANDLE__)->Instance->CR1 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))): \ ((((__INTERRUPT__) & 0xFFU) >> 5U) == 2U)? ((__HANDLE__)->Instance->CR2 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))): \ ((__HANDLE__)->Instance->CR3 |= (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__) & 0xFFU) >> 5U) == 1U)? ((__HANDLE__)->Instance->CR1 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))): \ ((((__INTERRUPT__) & 0xFFU) >> 5U) == 2U)? ((__HANDLE__)->Instance->CR2 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))): \ ((__HANDLE__)->Instance->CR3 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK)))) /** @brief Check whether the specified USART interrupt has occurred or not. * @param __HANDLE__ specifies the USART Handle. * @param __IT__ 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 __IT__ (TRUE or FALSE). */ #define __HAL_USART_GET_IT(__HANDLE__, __IT__) ((__HANDLE__)->Instance->ISR & (1U << ((__IT__)>> 0x08U))) /** @brief Check whether the specified USART interrupt source is enabled or not. * @param __HANDLE__ specifies the USART Handle. * @param __IT__ 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 __IT__ (TRUE or FALSE). */ #define __HAL_USART_GET_IT_SOURCE(__HANDLE__, __IT__) ((((((uint8_t)(__IT__)) >> 5U) == 1U)? (__HANDLE__)->Instance->CR1:(((((uint8_t)(__IT__)) >> 5U) == 2U)? \ (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (1U << \ (((uint16_t)(__IT__)) & USART_IT_MASK))) /** @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 * @arg @ref USART_CLEAR_CTSF CTS Interrupt 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 * @arg @ref USART_TXDATA_FLUSH_REQUEST Transmit data flush Request * * @retval None */ #define __HAL_USART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (__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 &= (uint32_t)~((uint32_t)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 Check USART Baud rate. * @param __BAUDRATE__ Baudrate specified by the user. * The maximum Baud Rate is derived from the maximum clock on F3 (i.e. 72 MHz) * divided by the smallest oversampling used on the USART (i.e. 8). * @retval Test result (TRUE or FALSE). */ #define IS_USART_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 9000001U) /** * @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) */ #define IS_USART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == USART_STOPBITS_0_5) || \ ((__STOPBITS__) == USART_STOPBITS_1) || \ ((__STOPBITS__) == USART_STOPBITS_1_5) || \ ((__STOPBITS__) == USART_STOPBITS_2)) /** * @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 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) */ #define IS_USART_REQUEST_PARAMETER(__PARAM__) (((__PARAM__) == USART_RXDATA_FLUSH_REQUEST) || \ ((__PARAM__) == USART_TXDATA_FLUSH_REQUEST)) /** * @} */ /* Include USART HAL Extended module */ #include "stm32f3xx_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); /** * @} */ /** @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_TxCpltCallback(USART_HandleTypeDef *husart); void HAL_USART_TxHalfCpltCallback(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); /** * @} */ /* Peripheral Control functions ***********************************************/ /** @addtogroup USART_Exported_Functions_Group3 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 /* __STM32F3xx_HAL_USART_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/