Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_hal_usart_ex.h@0:9b334a45a8ff, 2015-10-01 (annotated)

Committer:
bogdanm
Date:
Thu Oct 01 15:25:22 2015 +0300
Revision:
0:9b334a45a8ff
Child:
83:a036322b8637
Initial commit on mbed-dev



Replaces mbed-src (now inactive)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /**
bogdanm 0:9b334a45a8ff 2 ******************************************************************************
bogdanm 0:9b334a45a8ff 3 * @file stm32f7xx_hal_usart_ex.h
bogdanm 0:9b334a45a8ff 4 * @author MCD Application Team
bogdanm 0:9b334a45a8ff 5 * @version V1.0.1
bogdanm 0:9b334a45a8ff 6 * @date 25-June-2015
bogdanm 0:9b334a45a8ff 7 * @brief Header file of USART HAL Extension module.
bogdanm 0:9b334a45a8ff 8 ******************************************************************************
bogdanm 0:9b334a45a8ff 9 * @attention
bogdanm 0:9b334a45a8ff 10 *
bogdanm 0:9b334a45a8ff 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
bogdanm 0:9b334a45a8ff 12 *
bogdanm 0:9b334a45a8ff 13 * Redistribution and use in source and binary forms, with or without modification,
bogdanm 0:9b334a45a8ff 14 * are permitted provided that the following conditions are met:
bogdanm 0:9b334a45a8ff 15 * 1. Redistributions of source code must retain the above copyright notice,
bogdanm 0:9b334a45a8ff 16 * this list of conditions and the following disclaimer.
bogdanm 0:9b334a45a8ff 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
bogdanm 0:9b334a45a8ff 18 * this list of conditions and the following disclaimer in the documentation
bogdanm 0:9b334a45a8ff 19 * and/or other materials provided with the distribution.
bogdanm 0:9b334a45a8ff 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bogdanm 0:9b334a45a8ff 21 * may be used to endorse or promote products derived from this software
bogdanm 0:9b334a45a8ff 22 * without specific prior written permission.
bogdanm 0:9b334a45a8ff 23 *
bogdanm 0:9b334a45a8ff 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 0:9b334a45a8ff 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 0:9b334a45a8ff 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bogdanm 0:9b334a45a8ff 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bogdanm 0:9b334a45a8ff 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bogdanm 0:9b334a45a8ff 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bogdanm 0:9b334a45a8ff 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bogdanm 0:9b334a45a8ff 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bogdanm 0:9b334a45a8ff 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bogdanm 0:9b334a45a8ff 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 0:9b334a45a8ff 34 *
bogdanm 0:9b334a45a8ff 35 ******************************************************************************
bogdanm 0:9b334a45a8ff 36 */
bogdanm 0:9b334a45a8ff 37
bogdanm 0:9b334a45a8ff 38 /* Define to prevent recursive inclusion -------------------------------------*/
bogdanm 0:9b334a45a8ff 39 #ifndef __STM32F7xx_HAL_USART_EX_H
bogdanm 0:9b334a45a8ff 40 #define __STM32F7xx_HAL_USART_EX_H
bogdanm 0:9b334a45a8ff 41
bogdanm 0:9b334a45a8ff 42 #ifdef __cplusplus
bogdanm 0:9b334a45a8ff 43 extern "C" {
bogdanm 0:9b334a45a8ff 44 #endif
bogdanm 0:9b334a45a8ff 45
bogdanm 0:9b334a45a8ff 46 /* Includes ------------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 47 #include "stm32f7xx_hal_def.h"
bogdanm 0:9b334a45a8ff 48
bogdanm 0:9b334a45a8ff 49 /** @addtogroup STM32F7xx_HAL_Driver
bogdanm 0:9b334a45a8ff 50 * @{
bogdanm 0:9b334a45a8ff 51 */
bogdanm 0:9b334a45a8ff 52
bogdanm 0:9b334a45a8ff 53 /** @addtogroup USARTEx
bogdanm 0:9b334a45a8ff 54 * @{
bogdanm 0:9b334a45a8ff 55 */
bogdanm 0:9b334a45a8ff 56
bogdanm 0:9b334a45a8ff 57 /* Exported types ------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 58 /* Exported constants --------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 59 /** @defgroup USARTEx_Exported_Constants USARTEx Exported Constants
bogdanm 0:9b334a45a8ff 60 * @{
bogdanm 0:9b334a45a8ff 61 */
bogdanm 0:9b334a45a8ff 62
bogdanm 0:9b334a45a8ff 63 /** @defgroup USARTEx_Word_Length USARTEx Word Length
bogdanm 0:9b334a45a8ff 64 * @{
bogdanm 0:9b334a45a8ff 65 */
bogdanm 0:9b334a45a8ff 66 #define USART_WORDLENGTH_7B ((uint32_t)USART_CR1_M_1)
bogdanm 0:9b334a45a8ff 67 #define USART_WORDLENGTH_8B ((uint32_t)0x00000000)
bogdanm 0:9b334a45a8ff 68 #define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M_0)
bogdanm 0:9b334a45a8ff 69 /**
bogdanm 0:9b334a45a8ff 70 * @}
bogdanm 0:9b334a45a8ff 71 */
bogdanm 0:9b334a45a8ff 72
bogdanm 0:9b334a45a8ff 73 /**
bogdanm 0:9b334a45a8ff 74 * @}
bogdanm 0:9b334a45a8ff 75 */
bogdanm 0:9b334a45a8ff 76
bogdanm 0:9b334a45a8ff 77 /* Exported functions --------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 78
bogdanm 0:9b334a45a8ff 79 /* Private macros ------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 80 /** @defgroup USARTEx_Private_Macros USARTEx Private Macros
bogdanm 0:9b334a45a8ff 81 * @{
bogdanm 0:9b334a45a8ff 82 */
bogdanm 0:9b334a45a8ff 83
bogdanm 0:9b334a45a8ff 84 /** @brief Computes the USART mask to apply to retrieve the received data
bogdanm 0:9b334a45a8ff 85 * according to the word length and to the parity bits activation.
bogdanm 0:9b334a45a8ff 86 * If PCE = 1, the parity bit is not included in the data extracted
bogdanm 0:9b334a45a8ff 87 * by the reception API().
bogdanm 0:9b334a45a8ff 88 * This masking operation is not carried out in the case of
bogdanm 0:9b334a45a8ff 89 * DMA transfers.
bogdanm 0:9b334a45a8ff 90 * @param __HANDLE__: specifies the USART Handle
bogdanm 0:9b334a45a8ff 91 * @retval none
bogdanm 0:9b334a45a8ff 92 */
bogdanm 0:9b334a45a8ff 93 #define __HAL_USART_MASK_COMPUTATION(__HANDLE__) \
bogdanm 0:9b334a45a8ff 94 do { \
bogdanm 0:9b334a45a8ff 95 if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B) \
bogdanm 0:9b334a45a8ff 96 { \
bogdanm 0:9b334a45a8ff 97 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
bogdanm 0:9b334a45a8ff 98 { \
bogdanm 0:9b334a45a8ff 99 (__HANDLE__)->Mask = 0x01FF ; \
bogdanm 0:9b334a45a8ff 100 } \
bogdanm 0:9b334a45a8ff 101 else \
bogdanm 0:9b334a45a8ff 102 { \
bogdanm 0:9b334a45a8ff 103 (__HANDLE__)->Mask = 0x00FF ; \
bogdanm 0:9b334a45a8ff 104 } \
bogdanm 0:9b334a45a8ff 105 } \
bogdanm 0:9b334a45a8ff 106 else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B) \
bogdanm 0:9b334a45a8ff 107 { \
bogdanm 0:9b334a45a8ff 108 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
bogdanm 0:9b334a45a8ff 109 { \
bogdanm 0:9b334a45a8ff 110 (__HANDLE__)->Mask = 0x00FF ; \
bogdanm 0:9b334a45a8ff 111 } \
bogdanm 0:9b334a45a8ff 112 else \
bogdanm 0:9b334a45a8ff 113 { \
bogdanm 0:9b334a45a8ff 114 (__HANDLE__)->Mask = 0x007F ; \
bogdanm 0:9b334a45a8ff 115 } \
bogdanm 0:9b334a45a8ff 116 } \
bogdanm 0:9b334a45a8ff 117 else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_7B) \
bogdanm 0:9b334a45a8ff 118 { \
bogdanm 0:9b334a45a8ff 119 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
bogdanm 0:9b334a45a8ff 120 { \
bogdanm 0:9b334a45a8ff 121 (__HANDLE__)->Mask = 0x007F ; \
bogdanm 0:9b334a45a8ff 122 } \
bogdanm 0:9b334a45a8ff 123 else \
bogdanm 0:9b334a45a8ff 124 { \
bogdanm 0:9b334a45a8ff 125 (__HANDLE__)->Mask = 0x003F ; \
bogdanm 0:9b334a45a8ff 126 } \
bogdanm 0:9b334a45a8ff 127 } \
bogdanm 0:9b334a45a8ff 128 } while(0)
bogdanm 0:9b334a45a8ff 129
bogdanm 0:9b334a45a8ff 130 #define IS_USART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == USART_WORDLENGTH_7B) || \
bogdanm 0:9b334a45a8ff 131 ((__LENGTH__) == USART_WORDLENGTH_8B) || \
bogdanm 0:9b334a45a8ff 132 ((__LENGTH__) == USART_WORDLENGTH_9B))
bogdanm 0:9b334a45a8ff 133 /**
bogdanm 0:9b334a45a8ff 134 * @}
bogdanm 0:9b334a45a8ff 135 */
bogdanm 0:9b334a45a8ff 136
bogdanm 0:9b334a45a8ff 137 /* Exported functions --------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 138 /* Initialization/de-initialization methods **********************************/
bogdanm 0:9b334a45a8ff 139 /* IO operation methods *******************************************************/
bogdanm 0:9b334a45a8ff 140 /* Peripheral Control methods ************************************************/
bogdanm 0:9b334a45a8ff 141 /* Peripheral State methods **************************************************/
bogdanm 0:9b334a45a8ff 142
bogdanm 0:9b334a45a8ff 143
bogdanm 0:9b334a45a8ff 144 /**
bogdanm 0:9b334a45a8ff 145 * @}
bogdanm 0:9b334a45a8ff 146 */
bogdanm 0:9b334a45a8ff 147
bogdanm 0:9b334a45a8ff 148 /**
bogdanm 0:9b334a45a8ff 149 * @}
bogdanm 0:9b334a45a8ff 150 */
bogdanm 0:9b334a45a8ff 151
bogdanm 0:9b334a45a8ff 152 #ifdef __cplusplus
bogdanm 0:9b334a45a8ff 153 }
bogdanm 0:9b334a45a8ff 154 #endif
bogdanm 0:9b334a45a8ff 155
bogdanm 0:9b334a45a8ff 156 #endif /* __STM32F7xx_HAL_USART_EX_H */
bogdanm 0:9b334a45a8ff 157
bogdanm 0:9b334a45a8ff 158 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/