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This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

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If you are looking for a stable and tested release, please import one of the official mbed library releases:

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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_hal_usart_ex.h@610:813dcc80987e, 2015-08-14 (annotated)

Committer:
mbed_official
Date:
Fri Aug 14 13:15:17 2015 +0100
Revision:
610:813dcc80987e
Parent:
573:ad23fe03a082 
Synchronized with git revision 6d84db41c6833e0b9b024741eb0616a5f62d5599



Full URL: https://github.com/mbedmicro/mbed/commit/6d84db41c6833e0b9b024741eb0616a5f62d5599/



DISCO_F746NG - Improvements

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 573:ad23fe03a082 1 /**
mbed_official 573:ad23fe03a082 2 ******************************************************************************
mbed_official 573:ad23fe03a082 3 * @file stm32f7xx_hal_usart_ex.h
mbed_official 573:ad23fe03a082 4 * @author MCD Application Team
mbed_official 610:813dcc80987e 5 * @version V1.0.1
mbed_official 610:813dcc80987e 6 * @date 25-June-2015
mbed_official 573:ad23fe03a082 7 * @brief Header file of USART HAL Extension module.
mbed_official 573:ad23fe03a082 8 ******************************************************************************
mbed_official 573:ad23fe03a082 9 * @attention
mbed_official 573:ad23fe03a082 10 *
mbed_official 573:ad23fe03a082 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
mbed_official 573:ad23fe03a082 12 *
mbed_official 573:ad23fe03a082 13 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 573:ad23fe03a082 14 * are permitted provided that the following conditions are met:
mbed_official 573:ad23fe03a082 15 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 573:ad23fe03a082 16 * this list of conditions and the following disclaimer.
mbed_official 573:ad23fe03a082 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 573:ad23fe03a082 18 * this list of conditions and the following disclaimer in the documentation
mbed_official 573:ad23fe03a082 19 * and/or other materials provided with the distribution.
mbed_official 573:ad23fe03a082 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 573:ad23fe03a082 21 * may be used to endorse or promote products derived from this software
mbed_official 573:ad23fe03a082 22 * without specific prior written permission.
mbed_official 573:ad23fe03a082 23 *
mbed_official 573:ad23fe03a082 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 573:ad23fe03a082 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 573:ad23fe03a082 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 573:ad23fe03a082 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 573:ad23fe03a082 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 573:ad23fe03a082 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 573:ad23fe03a082 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 573:ad23fe03a082 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 573:ad23fe03a082 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 573:ad23fe03a082 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 573:ad23fe03a082 34 *
mbed_official 573:ad23fe03a082 35 ******************************************************************************
mbed_official 573:ad23fe03a082 36 */
mbed_official 573:ad23fe03a082 37
mbed_official 573:ad23fe03a082 38 /* Define to prevent recursive inclusion -------------------------------------*/
mbed_official 573:ad23fe03a082 39 #ifndef __STM32F7xx_HAL_USART_EX_H
mbed_official 573:ad23fe03a082 40 #define __STM32F7xx_HAL_USART_EX_H
mbed_official 573:ad23fe03a082 41
mbed_official 573:ad23fe03a082 42 #ifdef __cplusplus
mbed_official 573:ad23fe03a082 43 extern "C" {
mbed_official 573:ad23fe03a082 44 #endif
mbed_official 573:ad23fe03a082 45
mbed_official 573:ad23fe03a082 46 /* Includes ------------------------------------------------------------------*/
mbed_official 573:ad23fe03a082 47 #include "stm32f7xx_hal_def.h"
mbed_official 573:ad23fe03a082 48
mbed_official 573:ad23fe03a082 49 /** @addtogroup STM32F7xx_HAL_Driver
mbed_official 573:ad23fe03a082 50 * @{
mbed_official 573:ad23fe03a082 51 */
mbed_official 573:ad23fe03a082 52
mbed_official 573:ad23fe03a082 53 /** @addtogroup USARTEx
mbed_official 573:ad23fe03a082 54 * @{
mbed_official 573:ad23fe03a082 55 */
mbed_official 573:ad23fe03a082 56
mbed_official 573:ad23fe03a082 57 /* Exported types ------------------------------------------------------------*/
mbed_official 573:ad23fe03a082 58 /* Exported constants --------------------------------------------------------*/
mbed_official 573:ad23fe03a082 59 /** @defgroup USARTEx_Exported_Constants USARTEx Exported Constants
mbed_official 573:ad23fe03a082 60 * @{
mbed_official 573:ad23fe03a082 61 */
mbed_official 573:ad23fe03a082 62
mbed_official 573:ad23fe03a082 63 /** @defgroup USARTEx_Word_Length USARTEx Word Length
mbed_official 573:ad23fe03a082 64 * @{
mbed_official 573:ad23fe03a082 65 */
mbed_official 573:ad23fe03a082 66 #define USART_WORDLENGTH_7B ((uint32_t)USART_CR1_M_1)
mbed_official 573:ad23fe03a082 67 #define USART_WORDLENGTH_8B ((uint32_t)0x00000000)
mbed_official 573:ad23fe03a082 68 #define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M_0)
mbed_official 573:ad23fe03a082 69 /**
mbed_official 573:ad23fe03a082 70 * @}
mbed_official 573:ad23fe03a082 71 */
mbed_official 573:ad23fe03a082 72
mbed_official 573:ad23fe03a082 73 /**
mbed_official 573:ad23fe03a082 74 * @}
mbed_official 573:ad23fe03a082 75 */
mbed_official 573:ad23fe03a082 76
mbed_official 573:ad23fe03a082 77 /* Exported functions --------------------------------------------------------*/
mbed_official 573:ad23fe03a082 78
mbed_official 573:ad23fe03a082 79 /* Private macros ------------------------------------------------------------*/
mbed_official 573:ad23fe03a082 80 /** @defgroup USARTEx_Private_Macros USARTEx Private Macros
mbed_official 573:ad23fe03a082 81 * @{
mbed_official 573:ad23fe03a082 82 */
mbed_official 573:ad23fe03a082 83
mbed_official 573:ad23fe03a082 84 /** @brief Computes the USART mask to apply to retrieve the received data
mbed_official 573:ad23fe03a082 85 * according to the word length and to the parity bits activation.
mbed_official 573:ad23fe03a082 86 * If PCE = 1, the parity bit is not included in the data extracted
mbed_official 573:ad23fe03a082 87 * by the reception API().
mbed_official 573:ad23fe03a082 88 * This masking operation is not carried out in the case of
mbed_official 573:ad23fe03a082 89 * DMA transfers.
mbed_official 573:ad23fe03a082 90 * @param __HANDLE__: specifies the USART Handle
mbed_official 573:ad23fe03a082 91 * @retval none
mbed_official 573:ad23fe03a082 92 */
mbed_official 573:ad23fe03a082 93 #define __HAL_USART_MASK_COMPUTATION(__HANDLE__) \
mbed_official 573:ad23fe03a082 94 do { \
mbed_official 573:ad23fe03a082 95 if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B) \
mbed_official 573:ad23fe03a082 96 { \
mbed_official 573:ad23fe03a082 97 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
mbed_official 573:ad23fe03a082 98 { \
mbed_official 573:ad23fe03a082 99 (__HANDLE__)->Mask = 0x01FF ; \
mbed_official 573:ad23fe03a082 100 } \
mbed_official 573:ad23fe03a082 101 else \
mbed_official 573:ad23fe03a082 102 { \
mbed_official 573:ad23fe03a082 103 (__HANDLE__)->Mask = 0x00FF ; \
mbed_official 573:ad23fe03a082 104 } \
mbed_official 573:ad23fe03a082 105 } \
mbed_official 573:ad23fe03a082 106 else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B) \
mbed_official 573:ad23fe03a082 107 { \
mbed_official 573:ad23fe03a082 108 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
mbed_official 573:ad23fe03a082 109 { \
mbed_official 573:ad23fe03a082 110 (__HANDLE__)->Mask = 0x00FF ; \
mbed_official 573:ad23fe03a082 111 } \
mbed_official 573:ad23fe03a082 112 else \
mbed_official 573:ad23fe03a082 113 { \
mbed_official 573:ad23fe03a082 114 (__HANDLE__)->Mask = 0x007F ; \
mbed_official 573:ad23fe03a082 115 } \
mbed_official 573:ad23fe03a082 116 } \
mbed_official 573:ad23fe03a082 117 else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_7B) \
mbed_official 573:ad23fe03a082 118 { \
mbed_official 573:ad23fe03a082 119 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
mbed_official 573:ad23fe03a082 120 { \
mbed_official 573:ad23fe03a082 121 (__HANDLE__)->Mask = 0x007F ; \
mbed_official 573:ad23fe03a082 122 } \
mbed_official 573:ad23fe03a082 123 else \
mbed_official 573:ad23fe03a082 124 { \
mbed_official 573:ad23fe03a082 125 (__HANDLE__)->Mask = 0x003F ; \
mbed_official 573:ad23fe03a082 126 } \
mbed_official 573:ad23fe03a082 127 } \
mbed_official 573:ad23fe03a082 128 } while(0)
mbed_official 573:ad23fe03a082 129
mbed_official 573:ad23fe03a082 130 #define IS_USART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == USART_WORDLENGTH_7B) || \
mbed_official 573:ad23fe03a082 131 ((__LENGTH__) == USART_WORDLENGTH_8B) || \
mbed_official 573:ad23fe03a082 132 ((__LENGTH__) == USART_WORDLENGTH_9B))
mbed_official 573:ad23fe03a082 133 /**
mbed_official 573:ad23fe03a082 134 * @}
mbed_official 573:ad23fe03a082 135 */
mbed_official 573:ad23fe03a082 136
mbed_official 573:ad23fe03a082 137 /* Exported functions --------------------------------------------------------*/
mbed_official 573:ad23fe03a082 138 /* Initialization/de-initialization methods **********************************/
mbed_official 573:ad23fe03a082 139 /* IO operation methods *******************************************************/
mbed_official 573:ad23fe03a082 140 /* Peripheral Control methods ************************************************/
mbed_official 573:ad23fe03a082 141 /* Peripheral State methods **************************************************/
mbed_official 573:ad23fe03a082 142
mbed_official 573:ad23fe03a082 143
mbed_official 573:ad23fe03a082 144 /**
mbed_official 573:ad23fe03a082 145 * @}
mbed_official 573:ad23fe03a082 146 */
mbed_official 573:ad23fe03a082 147
mbed_official 573:ad23fe03a082 148 /**
mbed_official 573:ad23fe03a082 149 * @}
mbed_official 573:ad23fe03a082 150 */
mbed_official 573:ad23fe03a082 151
mbed_official 573:ad23fe03a082 152 #ifdef __cplusplus
mbed_official 573:ad23fe03a082 153 }
mbed_official 573:ad23fe03a082 154 #endif
mbed_official 573:ad23fe03a082 155
mbed_official 573:ad23fe03a082 156 #endif /* __STM32F7xx_HAL_USART_EX_H */
mbed_official 573:ad23fe03a082 157
mbed_official 573:ad23fe03a082 158 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/