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Diff: TARGET_DISCO_L496AG/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_hal_uart_ex.h
- Revision:
- 165:d1b4690b3f8b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_DISCO_L496AG/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_hal_uart_ex.h Thu Apr 19 14:31:27 2018 +0100 @@ -0,0 +1,777 @@ +/** + ****************************************************************************** + * @file stm32l4xx_hal_uart_ex.h + * @author MCD Application Team + * @brief Header file of UART HAL Extended module. + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2017 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 __STM32L4xx_HAL_UART_EX_H +#define __STM32L4xx_HAL_UART_EX_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l4xx_hal_def.h" + +/** @addtogroup STM32L4xx_HAL_Driver + * @{ + */ + +/** @addtogroup UARTEx + * @{ + */ + +/* Exported types ------------------------------------------------------------*/ +/** @defgroup UARTEx_Exported_Types UARTEx Exported Types + * @{ + */ + +/** + * @brief UART wake up from stop mode parameters + */ +typedef struct +{ + uint32_t WakeUpEvent; /*!< Specifies which event will activat the Wakeup from Stop mode flag (WUF). + This parameter can be a value of @ref UART_WakeUp_from_Stop_Selection. + If set to UART_WAKEUP_ON_ADDRESS, the two other fields below must + be filled up. */ + + uint16_t AddressLength; /*!< Specifies whether the address is 4 or 7-bit long. + This parameter can be a value of @ref UARTEx_WakeUp_Address_Length. */ + + uint8_t Address; /*!< UART/USART node address (7-bit long max). */ +} UART_WakeUpTypeDef; + +/** + * @} + */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup UARTEx_Exported_Constants UARTEx Exported Constants + * @{ + */ + +/** @defgroup UARTEx_Word_Length UARTEx Word Length + * @{ + */ +#define UART_WORDLENGTH_7B USART_CR1_M1 /*!< 7-bit long UART frame */ +#define UART_WORDLENGTH_8B 0x00000000U /*!< 8-bit long UART frame */ +#define UART_WORDLENGTH_9B USART_CR1_M0 /*!< 9-bit long UART frame */ +/** + * @} + */ + +/** @defgroup UARTEx_WakeUp_Address_Length UARTEx WakeUp Address Length + * @{ + */ +#define UART_ADDRESS_DETECT_4B 0x00000000U /*!< 4-bit long wake-up address */ +#define UART_ADDRESS_DETECT_7B USART_CR2_ADDM7 /*!< 7-bit long wake-up address */ +/** + * @} + */ + +#if defined(USART_CR2_SLVEN) +/** @defgroup UARTEx_Slave_Select_management UARTEx Slave Select Management + * @{ + */ +#define UART_NSS_HARD 0x00000000U /*!< SPI slave selection depends on NSS input pin */ +#define UART_NSS_SOFT USART_CR2_DIS_NSS /*!< SPI slave is always selected and NSS input pin is ignored */ +/** + * @} + */ +#endif + +#if defined(USART_CR1_FIFOEN) +/** @defgroup UARTEx_TXFIFO_threshold_level UARTEx TXFIFO threshold level + * @brief UART TXFIFO level + * @{ + */ +#define UART_TXFIFO_THRESHOLD_1_8 0x00000000U /*!< TXFIFO reaches 1/8 of its depth */ +#define UART_TXFIFO_THRESHOLD_1_4 USART_CR3_TXFTCFG_0 /*!< TXFIFO reaches 1/4 of its depth */ +#define UART_TXFIFO_THRESHOLD_1_2 USART_CR3_TXFTCFG_1 /*!< TXFIFO reaches 1/2 of its depth */ +#define UART_TXFIFO_THRESHOLD_3_4 (USART_CR3_TXFTCFG_0|USART_CR3_TXFTCFG_1) /*!< TXFIFO reaches 3/4 of its depth */ +#define UART_TXFIFO_THRESHOLD_7_8 USART_CR3_TXFTCFG_2 /*!< TXFIFO reaches 7/8 of its depth */ +#define UART_TXFIFO_THRESHOLD_8_8 (USART_CR3_TXFTCFG_2|USART_CR3_TXFTCFG_0) /*!< TXFIFO becomes empty */ +/** + * @} + */ + +/** @defgroup UARTEx_RXFIFO_threshold_level UARTEx RXFIFO threshold level + * @brief UART RXFIFO level + * @{ + */ +#define UART_RXFIFO_THRESHOLD_1_8 0x00000000U /*!< RXFIFO FIFO reaches 1/8 of its depth */ +#define UART_RXFIFO_THRESHOLD_1_4 USART_CR3_RXFTCFG_0 /*!< RXFIFO FIFO reaches 1/4 of its depth */ +#define UART_RXFIFO_THRESHOLD_1_2 USART_CR3_RXFTCFG_1 /*!< RXFIFO FIFO reaches 1/2 of its depth */ +#define UART_RXFIFO_THRESHOLD_3_4 (USART_CR3_RXFTCFG_0|USART_CR3_RXFTCFG_1) /*!< RXFIFO FIFO reaches 3/4 of its depth */ +#define UART_RXFIFO_THRESHOLD_7_8 USART_CR3_RXFTCFG_2 /*!< RXFIFO FIFO reaches 7/8 of its depth */ +#define UART_RXFIFO_THRESHOLD_8_8 (USART_CR3_RXFTCFG_2|USART_CR3_RXFTCFG_0) /*!< RXFIFO FIFO becomes full */ +/** + * @} + */ +#endif + +/** + * @} + */ + +/* Exported macros -----------------------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup UARTEx_Exported_Functions + * @{ + */ + +/** @addtogroup UARTEx_Exported_Functions_Group1 + * @{ + */ + +/* Initialization and de-initialization functions ****************************/ +HAL_StatusTypeDef HAL_RS485Ex_Init(UART_HandleTypeDef *huart, uint32_t Polarity, uint32_t AssertionTime, uint32_t DeassertionTime); + +/** + * @} + */ + +/** @addtogroup UARTEx_Exported_Functions_Group2 + * @{ + */ + +/* IO operation functions *****************************************************/ +void HAL_UARTEx_WakeupCallback(UART_HandleTypeDef *huart); + +#if defined(USART_CR1_FIFOEN) +void HAL_UARTEx_RxFifoFullCallback(UART_HandleTypeDef *huart); +void HAL_UARTEx_TxFifoEmptyCallback(UART_HandleTypeDef *huart); +#endif + +/** + * @} + */ + +/** @addtogroup UARTEx_Exported_Functions_Group3 + * @{ + */ + +/* Peripheral Control functions **********************************************/ +HAL_StatusTypeDef HAL_UARTEx_StopModeWakeUpSourceConfig(UART_HandleTypeDef *huart, UART_WakeUpTypeDef WakeUpSelection); +HAL_StatusTypeDef HAL_UARTEx_EnableStopMode(UART_HandleTypeDef *huart); +/* MBED */ +HAL_StatusTypeDef HAL_UARTEx_EnableClockStopMode(UART_HandleTypeDef *huart); +/* MBED */ +HAL_StatusTypeDef HAL_UARTEx_DisableStopMode(UART_HandleTypeDef *huart); +/* MBED */ +HAL_StatusTypeDef HAL_UARTEx_DisableClockStopMode(UART_HandleTypeDef *huart); +/* MBED */ +HAL_StatusTypeDef HAL_MultiProcessorEx_AddressLength_Set(UART_HandleTypeDef *huart, uint32_t AddressLength); + +#if defined(USART_CR2_SLVEN) +HAL_StatusTypeDef HAL_UARTEx_EnableSlaveMode(UART_HandleTypeDef *huart); +HAL_StatusTypeDef HAL_UARTEx_DisableSlaveMode(UART_HandleTypeDef *huart); +HAL_StatusTypeDef HAL_UARTEx_ConfigNSS(UART_HandleTypeDef *huart, uint32_t NSSConfig); +#endif + +#if defined(USART_CR1_FIFOEN) +HAL_StatusTypeDef HAL_UARTEx_EnableFifoMode(UART_HandleTypeDef *huart); +HAL_StatusTypeDef HAL_UARTEx_DisableFifoMode(UART_HandleTypeDef *huart); +HAL_StatusTypeDef HAL_UARTEx_SetTxFifoThreshold(UART_HandleTypeDef *huart, uint32_t Threshold); +HAL_StatusTypeDef HAL_UARTEx_SetRxFifoThreshold(UART_HandleTypeDef *huart, uint32_t Threshold); +#endif + + +/** + * @} + */ + +/** + * @} + */ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup UARTEx_Private_Constants UARTEx Private Constants + * @{ + */ +#if defined(USART_CR2_SLVEN) +/** @defgroup UARTEx_Slave_Mode UARTEx Synchronous Slave mode + * @{ + */ +#define UART_SLAVEMODE_DISABLE 0x00000000U /*!< USART SPI Slave Mode Enable */ +#define UART_SLAVEMODE_ENABLE USART_CR2_SLVEN /*!< USART SPI Slave Mode Disable */ +/** + * @} + */ +#endif + +#if defined(USART_CR1_FIFOEN) +/** @defgroup UARTEx_FIFO_mode UARTEx FIFO mode + * @{ + */ +#define UART_FIFOMODE_DISABLE 0x00000000U /*!< FIFO mode disable */ +#define UART_FIFOMODE_ENABLE USART_CR1_FIFOEN /*!< FIFO mode enable */ +/** + * @} + */ +#endif +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +/** @defgroup UARTEx_Private_Macros UARTEx Private Macros + * @{ + */ + +/** @brief Report the UART clock source. + * @param __HANDLE__ specifies the UART Handle. + * @param __CLOCKSOURCE__ output variable. + * @retval UART clocking source, written in __CLOCKSOURCE__. + */ +#if defined (STM32L471xx) || defined (STM32L475xx) || defined (STM32L476xx) || defined (STM32L485xx) || defined (STM32L486xx) || \ + defined (STM32L496xx) || defined (STM32L4A6xx) || \ + defined (STM32L4R5xx) || defined (STM32L4R7xx) || defined (STM32L4R9xx) || defined (STM32L4S5xx) || defined (STM32L4S7xx) || defined (STM32L4S9xx) +#define UART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ + do { \ + if((__HANDLE__)->Instance == USART1) \ + { \ + switch(__HAL_RCC_GET_USART1_SOURCE()) \ + { \ + case RCC_USART1CLKSOURCE_PCLK2: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK2; \ + break; \ + case RCC_USART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == USART2) \ + { \ + switch(__HAL_RCC_GET_USART2_SOURCE()) \ + { \ + case RCC_USART2CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_USART2CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART2CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART2CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == USART3) \ + { \ + switch(__HAL_RCC_GET_USART3_SOURCE()) \ + { \ + case RCC_USART3CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_USART3CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART3CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART3CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == UART4) \ + { \ + switch(__HAL_RCC_GET_UART4_SOURCE()) \ + { \ + case RCC_UART4CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_UART4CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_UART4CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_UART4CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == UART5) \ + { \ + switch(__HAL_RCC_GET_UART5_SOURCE()) \ + { \ + case RCC_UART5CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_UART5CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_UART5CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_UART5CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == LPUART1) \ + { \ + switch(__HAL_RCC_GET_LPUART1_SOURCE()) \ + { \ + case RCC_LPUART1CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_LPUART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_LPUART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_LPUART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + } while(0) +#elif defined (STM32L431xx) || defined (STM32L433xx) || defined (STM32L443xx) +#define UART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ + do { \ + if((__HANDLE__)->Instance == USART1) \ + { \ + switch(__HAL_RCC_GET_USART1_SOURCE()) \ + { \ + case RCC_USART1CLKSOURCE_PCLK2: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK2; \ + break; \ + case RCC_USART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == USART2) \ + { \ + switch(__HAL_RCC_GET_USART2_SOURCE()) \ + { \ + case RCC_USART2CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_USART2CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART2CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART2CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == USART3) \ + { \ + switch(__HAL_RCC_GET_USART3_SOURCE()) \ + { \ + case RCC_USART3CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_USART3CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART3CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART3CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == LPUART1) \ + { \ + switch(__HAL_RCC_GET_LPUART1_SOURCE()) \ + { \ + case RCC_LPUART1CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_LPUART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_LPUART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_LPUART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + } while(0) +#elif defined (STM32L432xx) || defined (STM32L442xx) +#define UART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ + do { \ + if((__HANDLE__)->Instance == USART1) \ + { \ + switch(__HAL_RCC_GET_USART1_SOURCE()) \ + { \ + case RCC_USART1CLKSOURCE_PCLK2: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK2; \ + break; \ + case RCC_USART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == USART2) \ + { \ + switch(__HAL_RCC_GET_USART2_SOURCE()) \ + { \ + case RCC_USART2CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_USART2CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART2CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART2CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == LPUART1) \ + { \ + switch(__HAL_RCC_GET_LPUART1_SOURCE()) \ + { \ + case RCC_LPUART1CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_LPUART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_LPUART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_LPUART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + } while(0) +#elif defined (STM32L451xx) || defined (STM32L452xx) || defined (STM32L462xx) +#define UART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ + do { \ + if((__HANDLE__)->Instance == USART1) \ + { \ + switch(__HAL_RCC_GET_USART1_SOURCE()) \ + { \ + case RCC_USART1CLKSOURCE_PCLK2: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK2; \ + break; \ + case RCC_USART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == USART2) \ + { \ + switch(__HAL_RCC_GET_USART2_SOURCE()) \ + { \ + case RCC_USART2CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_USART2CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART2CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART2CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == USART3) \ + { \ + switch(__HAL_RCC_GET_USART3_SOURCE()) \ + { \ + case RCC_USART3CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_USART3CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_USART3CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_USART3CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == UART4) \ + { \ + switch(__HAL_RCC_GET_UART4_SOURCE()) \ + { \ + case RCC_UART4CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_UART4CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_UART4CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_UART4CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + else if((__HANDLE__)->Instance == LPUART1) \ + { \ + switch(__HAL_RCC_GET_LPUART1_SOURCE()) \ + { \ + case RCC_LPUART1CLKSOURCE_PCLK1: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \ + break; \ + case RCC_LPUART1CLKSOURCE_HSI: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \ + break; \ + case RCC_LPUART1CLKSOURCE_SYSCLK: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \ + break; \ + case RCC_LPUART1CLKSOURCE_LSE: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \ + break; \ + default: \ + (__CLOCKSOURCE__) = UART_CLOCKSOURCE_UNDEFINED; \ + break; \ + } \ + } \ + } while(0) +#endif + +/** @brief Report the UART mask to apply to retrieve the received data + * according to the word length and to the parity bits activation. + * @note If PCE = 1, the parity bit is not included in the data extracted + * by the reception API(). + * This masking operation is not carried out in the case of + * DMA transfers. + * @param __HANDLE__: specifies the UART Handle. + * @retval None, the mask to apply to UART RDR register is stored in (__HANDLE__)->Mask field. + */ +#define UART_MASK_COMPUTATION(__HANDLE__) \ + do { \ + if ((__HANDLE__)->Init.WordLength == UART_WORDLENGTH_9B) \ + { \ + if ((__HANDLE__)->Init.Parity == UART_PARITY_NONE) \ + { \ + (__HANDLE__)->Mask = 0x01FF ; \ + } \ + else \ + { \ + (__HANDLE__)->Mask = 0x00FF ; \ + } \ + } \ + else if ((__HANDLE__)->Init.WordLength == UART_WORDLENGTH_8B) \ + { \ + if ((__HANDLE__)->Init.Parity == UART_PARITY_NONE) \ + { \ + (__HANDLE__)->Mask = 0x00FF ; \ + } \ + else \ + { \ + (__HANDLE__)->Mask = 0x007F ; \ + } \ + } \ + else if ((__HANDLE__)->Init.WordLength == UART_WORDLENGTH_7B) \ + { \ + if ((__HANDLE__)->Init.Parity == UART_PARITY_NONE) \ + { \ + (__HANDLE__)->Mask = 0x007F ; \ + } \ + else \ + { \ + (__HANDLE__)->Mask = 0x003F ; \ + } \ + } \ +} while(0) + + +/** + * @brief Ensure that UART frame length is valid. + * @param __LENGTH__ UART frame length. + * @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid) + */ +#define IS_UART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == UART_WORDLENGTH_7B) || \ + ((__LENGTH__) == UART_WORDLENGTH_8B) || \ + ((__LENGTH__) == UART_WORDLENGTH_9B)) + +/** + * @brief Ensure that UART wake-up address length is valid. + * @param __ADDRESS__ UART wake-up address length. + * @retval SET (__ADDRESS__ is valid) or RESET (__ADDRESS__ is invalid) + */ +#define IS_UART_ADDRESSLENGTH_DETECT(__ADDRESS__) (((__ADDRESS__) == UART_ADDRESS_DETECT_4B) || \ + ((__ADDRESS__) == UART_ADDRESS_DETECT_7B)) + +#if defined(USART_CR2_SLVEN) +/** + * @brief Ensure that UART Negative Slave Select (NSS) pin management is valid. + * @param __NSS__ UART Negative Slave Select pin management. + * @retval SET (__NSS__ is valid) or RESET (__NSS__ is invalid) + */ +#define IS_UART_NSS(__NSS__) (((__NSS__) == UART_NSS_HARD) || \ + ((__NSS__) == UART_NSS_SOFT)) +#endif + +#if defined(USART_CR1_FIFOEN) +/** + * @brief Ensure that UART TXFIFO threshold level is valid. + * @param __THRESHOLD__ UART TXFIFO threshold level. + * @retval SET (__THRESHOLD__ is valid) or RESET (__THRESHOLD__ is invalid) + */ +#define IS_UART_TXFIFO_THRESHOLD(__THRESHOLD__) (((__THRESHOLD__) == UART_TXFIFO_THRESHOLD_1_8) || \ + ((__THRESHOLD__) == UART_TXFIFO_THRESHOLD_1_4) || \ + ((__THRESHOLD__) == UART_TXFIFO_THRESHOLD_1_2) || \ + ((__THRESHOLD__) == UART_TXFIFO_THRESHOLD_3_4) || \ + ((__THRESHOLD__) == UART_TXFIFO_THRESHOLD_7_8) || \ + ((__THRESHOLD__) == UART_TXFIFO_THRESHOLD_8_8)) + +/** + * @brief Ensure that USART RXFIFO threshold level is valid. + * @param __THRESHOLD__ USART RXFIFO threshold level. + * @retval SET (__THRESHOLD__ is valid) or RESET (__THRESHOLD__ is invalid) + */ +#define IS_UART_RXFIFO_THRESHOLD(__THRESHOLD__) (((__THRESHOLD__) == UART_RXFIFO_THRESHOLD_1_8) || \ + ((__THRESHOLD__) == UART_RXFIFO_THRESHOLD_1_4) || \ + ((__THRESHOLD__) == UART_RXFIFO_THRESHOLD_1_2) || \ + ((__THRESHOLD__) == UART_RXFIFO_THRESHOLD_3_4) || \ + ((__THRESHOLD__) == UART_RXFIFO_THRESHOLD_7_8) || \ + ((__THRESHOLD__) == UART_RXFIFO_THRESHOLD_8_8)) +#endif + +/** + * @} + */ + +/* Private functions ---------------------------------------------------------*/ + +/** + * @} + */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L4xx_HAL_UART_EX_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/