| /** |
| ****************************************************************************** |
| * @file stm32f0xx_hal_usart.h |
| * @author MCD Application Team |
| * @brief Header file of USART HAL module. |
| ****************************************************************************** |
| * @attention |
| * |
| * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
| * |
| * 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 __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 = ((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_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 |
| * @{ |
| */ |
| #ifdef USART_SMARTCARD_SUPPORT |
| #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 */ |
| #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 |
| /** |
| * @} |
| */ |
| |
| /** @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_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 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: |
| @if STM32F030x6 |
| @elseif STM32F030x8 |
| @elseif STM32F030xC |
| @elseif STM32F070x6 |
| @elseif STM32F070xB |
| @else |
| * @arg @ref USART_FLAG_REACK Receive enable acknowledge flag |
| @endif |
| * @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__) & 0xFF) >> 5U) == 1U)? ((__HANDLE__)->Instance->CR1 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))): \ |
| ((((__INTERRUPT__) & 0xFF) >> 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__) & 0xFF) >> 5U) == 1U)? ((__HANDLE__)->Instance->CR1 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))): \ |
| ((((__INTERRUPT__) & 0xFF) >> 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 |
| @if STM32F030x6 |
| @elseif STM32F030x8 |
| @elseif STM32F030xC |
| @elseif STM32F070x6 |
| @elseif STM32F070xB |
| @else |
| * @arg @ref USART_TXDATA_FLUSH_REQUEST Transmit data flush Request |
| @endif |
| * |
| * @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 F0 (i.e. 48 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__) < 6000001U) |
| |
| /** |
| * @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) |
| */ |
| #ifdef 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 |
| |
| /** |
| * @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)) |
| |
| /** |
| * @} |
| */ |
| |
| /* 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); |
| |
| /** |
| * @} |
| */ |
| |
| /** @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_RxCpltCallback(USART_HandleTypeDef *husart); |
| void HAL_USART_TxHalfCpltCallback(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 /* __STM32F0xx_HAL_USART_H */ |
| |
| /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
| |
