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TARGET_NUCLEO_H743ZI/TOOLCHAIN_ARM_MICRO/stm32h7xx_hal_usart_ex.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 172:65be27845400 1 /**
AnnaBridge 172:65be27845400 2 ******************************************************************************
AnnaBridge 172:65be27845400 3 * @file stm32h7xx_hal_usart_ex.h
AnnaBridge 172:65be27845400 4 * @author MCD Application Team
AnnaBridge 172:65be27845400 5 * @brief Header file of USART HAL Extended module.
AnnaBridge 172:65be27845400 6 ******************************************************************************
AnnaBridge 172:65be27845400 7 * @attention
AnnaBridge 172:65be27845400 8 *
AnnaBridge 172:65be27845400 9 * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
AnnaBridge 172:65be27845400 10 * All rights reserved.</center></h2>
AnnaBridge 172:65be27845400 11 *
AnnaBridge 172:65be27845400 12 * This software component is licensed by ST under BSD 3-Clause license,
AnnaBridge 172:65be27845400 13 * the "License"; You may not use this file except in compliance with the
AnnaBridge 172:65be27845400 14 * License. You may obtain a copy of the License at:
AnnaBridge 172:65be27845400 15 * opensource.org/licenses/BSD-3-Clause
AnnaBridge 172:65be27845400 16 *
AnnaBridge 172:65be27845400 17 ******************************************************************************
AnnaBridge 172:65be27845400 18 */
AnnaBridge 172:65be27845400 19
AnnaBridge 172:65be27845400 20 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 172:65be27845400 21 #ifndef STM32H7xx_HAL_USART_EX_H
AnnaBridge 172:65be27845400 22 #define STM32H7xx_HAL_USART_EX_H
AnnaBridge 172:65be27845400 23
AnnaBridge 172:65be27845400 24 #ifdef __cplusplus
AnnaBridge 172:65be27845400 25 extern "C" {
AnnaBridge 172:65be27845400 26 #endif
AnnaBridge 172:65be27845400 27
AnnaBridge 172:65be27845400 28 /* Includes ------------------------------------------------------------------*/
AnnaBridge 172:65be27845400 29 #include "stm32h7xx_hal_def.h"
AnnaBridge 172:65be27845400 30
AnnaBridge 172:65be27845400 31 /** @addtogroup STM32H7xx_HAL_Driver
AnnaBridge 172:65be27845400 32 * @{
AnnaBridge 172:65be27845400 33 */
AnnaBridge 172:65be27845400 34
AnnaBridge 172:65be27845400 35 /** @addtogroup USARTEx
AnnaBridge 172:65be27845400 36 * @{
AnnaBridge 172:65be27845400 37 */
AnnaBridge 172:65be27845400 38
AnnaBridge 172:65be27845400 39 /* Exported types ------------------------------------------------------------*/
AnnaBridge 172:65be27845400 40 /* Exported constants --------------------------------------------------------*/
AnnaBridge 172:65be27845400 41 /** @defgroup USARTEx_Exported_Constants USARTEx Exported Constants
AnnaBridge 172:65be27845400 42 * @{
AnnaBridge 172:65be27845400 43 */
AnnaBridge 172:65be27845400 44
AnnaBridge 172:65be27845400 45 /** @defgroup USARTEx_Word_Length USARTEx Word Length
AnnaBridge 172:65be27845400 46 * @{
AnnaBridge 172:65be27845400 47 */
AnnaBridge 172:65be27845400 48 #define USART_WORDLENGTH_7B ((uint32_t)USART_CR1_M1) /*!< 7-bit long USART frame */
AnnaBridge 172:65be27845400 49 #define USART_WORDLENGTH_8B 0x00000000U /*!< 8-bit long USART frame */
AnnaBridge 172:65be27845400 50 #define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M0) /*!< 9-bit long USART frame */
AnnaBridge 172:65be27845400 51 /**
AnnaBridge 172:65be27845400 52 * @}
AnnaBridge 172:65be27845400 53 */
AnnaBridge 172:65be27845400 54
AnnaBridge 172:65be27845400 55 /** @defgroup USARTEx_Slave_Select_management USARTEx Slave Select Management
AnnaBridge 172:65be27845400 56 * @{
AnnaBridge 172:65be27845400 57 */
AnnaBridge 172:65be27845400 58 #define USART_NSS_HARD 0x00000000U /*!< SPI slave selection depends on NSS input pin */
AnnaBridge 172:65be27845400 59 #define USART_NSS_SOFT USART_CR2_DIS_NSS /*!< SPI slave is always selected and NSS input pin is ignored */
AnnaBridge 172:65be27845400 60 /**
AnnaBridge 172:65be27845400 61 * @}
AnnaBridge 172:65be27845400 62 */
AnnaBridge 172:65be27845400 63
AnnaBridge 172:65be27845400 64
AnnaBridge 172:65be27845400 65 /** @defgroup USARTEx_Slave_Mode USARTEx Synchronous Slave mode enable
AnnaBridge 172:65be27845400 66 * @brief USART SLAVE mode
AnnaBridge 172:65be27845400 67 * @{
AnnaBridge 172:65be27845400 68 */
AnnaBridge 172:65be27845400 69 #define USART_SLAVEMODE_DISABLE 0x00000000U /*!< USART SPI Slave Mode Enable */
AnnaBridge 172:65be27845400 70 #define USART_SLAVEMODE_ENABLE USART_CR2_SLVEN /*!< USART SPI Slave Mode Disable */
AnnaBridge 172:65be27845400 71 /**
AnnaBridge 172:65be27845400 72 * @}
AnnaBridge 172:65be27845400 73 */
AnnaBridge 172:65be27845400 74
AnnaBridge 172:65be27845400 75 /** @defgroup USARTEx_FIFO_mode USARTEx FIFO mode
AnnaBridge 172:65be27845400 76 * @brief USART FIFO mode
AnnaBridge 172:65be27845400 77 * @{
AnnaBridge 172:65be27845400 78 */
AnnaBridge 172:65be27845400 79 #define USART_FIFOMODE_DISABLE 0x00000000U /*!< FIFO mode disable */
AnnaBridge 172:65be27845400 80 #define USART_FIFOMODE_ENABLE USART_CR1_FIFOEN /*!< FIFO mode enable */
AnnaBridge 172:65be27845400 81 /**
AnnaBridge 172:65be27845400 82 * @}
AnnaBridge 172:65be27845400 83 */
AnnaBridge 172:65be27845400 84
AnnaBridge 172:65be27845400 85 /** @defgroup USARTEx_TXFIFO_threshold_level USARTEx TXFIFO threshold level
AnnaBridge 172:65be27845400 86 * @brief USART TXFIFO level
AnnaBridge 172:65be27845400 87 * @{
AnnaBridge 172:65be27845400 88 */
AnnaBridge 172:65be27845400 89 #define USART_TXFIFO_THRESHOLD_1_8 0x00000000U /*!< TXFIFO reaches 1/8 of its depth */
AnnaBridge 172:65be27845400 90 #define USART_TXFIFO_THRESHOLD_1_4 USART_CR3_TXFTCFG_0 /*!< TXFIFO reaches 1/4 of its depth */
AnnaBridge 172:65be27845400 91 #define USART_TXFIFO_THRESHOLD_1_2 USART_CR3_TXFTCFG_1 /*!< TXFIFO reaches 1/2 of its depth */
AnnaBridge 172:65be27845400 92 #define USART_TXFIFO_THRESHOLD_3_4 (USART_CR3_TXFTCFG_0|USART_CR3_TXFTCFG_1) /*!< TXFIFO reaches 3/4 of its depth */
AnnaBridge 172:65be27845400 93 #define USART_TXFIFO_THRESHOLD_7_8 USART_CR3_TXFTCFG_2 /*!< TXFIFO reaches 7/8 of its depth */
AnnaBridge 172:65be27845400 94 #define USART_TXFIFO_THRESHOLD_8_8 (USART_CR3_TXFTCFG_2|USART_CR3_TXFTCFG_0) /*!< TXFIFO becomes empty */
AnnaBridge 172:65be27845400 95 /**
AnnaBridge 172:65be27845400 96 * @}
AnnaBridge 172:65be27845400 97 */
AnnaBridge 172:65be27845400 98
AnnaBridge 172:65be27845400 99 /** @defgroup USARTEx_RXFIFO_threshold_level USARTEx RXFIFO threshold level
AnnaBridge 172:65be27845400 100 * @brief USART RXFIFO level
AnnaBridge 172:65be27845400 101 * @{
AnnaBridge 172:65be27845400 102 */
AnnaBridge 172:65be27845400 103 #define USART_RXFIFO_THRESHOLD_1_8 0x00000000U /*!< RXFIFO FIFO reaches 1/8 of its depth */
AnnaBridge 172:65be27845400 104 #define USART_RXFIFO_THRESHOLD_1_4 USART_CR3_RXFTCFG_0 /*!< RXFIFO FIFO reaches 1/4 of its depth */
AnnaBridge 172:65be27845400 105 #define USART_RXFIFO_THRESHOLD_1_2 USART_CR3_RXFTCFG_1 /*!< RXFIFO FIFO reaches 1/2 of its depth */
AnnaBridge 172:65be27845400 106 #define USART_RXFIFO_THRESHOLD_3_4 (USART_CR3_RXFTCFG_0|USART_CR3_RXFTCFG_1) /*!< RXFIFO FIFO reaches 3/4 of its depth */
AnnaBridge 172:65be27845400 107 #define USART_RXFIFO_THRESHOLD_7_8 USART_CR3_RXFTCFG_2 /*!< RXFIFO FIFO reaches 7/8 of its depth */
AnnaBridge 172:65be27845400 108 #define USART_RXFIFO_THRESHOLD_8_8 (USART_CR3_RXFTCFG_2|USART_CR3_RXFTCFG_0) /*!< RXFIFO FIFO becomes full */
AnnaBridge 172:65be27845400 109 /**
AnnaBridge 172:65be27845400 110 * @}
AnnaBridge 172:65be27845400 111 */
AnnaBridge 172:65be27845400 112
AnnaBridge 172:65be27845400 113 /**
AnnaBridge 172:65be27845400 114 * @}
AnnaBridge 172:65be27845400 115 */
AnnaBridge 172:65be27845400 116
AnnaBridge 172:65be27845400 117 /* Private macros ------------------------------------------------------------*/
AnnaBridge 172:65be27845400 118 /** @defgroup USARTEx_Private_Macros USARTEx Private Macros
AnnaBridge 172:65be27845400 119 * @{
AnnaBridge 172:65be27845400 120 */
AnnaBridge 172:65be27845400 121
AnnaBridge 172:65be27845400 122 /** @brief Compute the USART mask to apply to retrieve the received data
AnnaBridge 172:65be27845400 123 * according to the word length and to the parity bits activation.
AnnaBridge 172:65be27845400 124 * @note If PCE = 1, the parity bit is not included in the data extracted
AnnaBridge 172:65be27845400 125 * by the reception API().
AnnaBridge 172:65be27845400 126 * This masking operation is not carried out in the case of
AnnaBridge 172:65be27845400 127 * DMA transfers.
AnnaBridge 172:65be27845400 128 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 172:65be27845400 129 * @retval None, the mask to apply to USART RDR register is stored in (__HANDLE__)->Mask field.
AnnaBridge 172:65be27845400 130 */
AnnaBridge 172:65be27845400 131 #define USART_MASK_COMPUTATION(__HANDLE__) \
AnnaBridge 172:65be27845400 132 do { \
AnnaBridge 172:65be27845400 133 if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B) \
AnnaBridge 172:65be27845400 134 { \
AnnaBridge 172:65be27845400 135 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
AnnaBridge 172:65be27845400 136 { \
AnnaBridge 172:65be27845400 137 (__HANDLE__)->Mask = 0x01FFU; \
AnnaBridge 172:65be27845400 138 } \
AnnaBridge 172:65be27845400 139 else \
AnnaBridge 172:65be27845400 140 { \
AnnaBridge 172:65be27845400 141 (__HANDLE__)->Mask = 0x00FFU; \
AnnaBridge 172:65be27845400 142 } \
AnnaBridge 172:65be27845400 143 } \
AnnaBridge 172:65be27845400 144 else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B) \
AnnaBridge 172:65be27845400 145 { \
AnnaBridge 172:65be27845400 146 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
AnnaBridge 172:65be27845400 147 { \
AnnaBridge 172:65be27845400 148 (__HANDLE__)->Mask = 0x00FFU; \
AnnaBridge 172:65be27845400 149 } \
AnnaBridge 172:65be27845400 150 else \
AnnaBridge 172:65be27845400 151 { \
AnnaBridge 172:65be27845400 152 (__HANDLE__)->Mask = 0x007FU; \
AnnaBridge 172:65be27845400 153 } \
AnnaBridge 172:65be27845400 154 } \
AnnaBridge 172:65be27845400 155 else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_7B) \
AnnaBridge 172:65be27845400 156 { \
AnnaBridge 172:65be27845400 157 if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \
AnnaBridge 172:65be27845400 158 { \
AnnaBridge 172:65be27845400 159 (__HANDLE__)->Mask = 0x007FU; \
AnnaBridge 172:65be27845400 160 } \
AnnaBridge 172:65be27845400 161 else \
AnnaBridge 172:65be27845400 162 { \
AnnaBridge 172:65be27845400 163 (__HANDLE__)->Mask = 0x003FU; \
AnnaBridge 172:65be27845400 164 } \
AnnaBridge 172:65be27845400 165 } \
AnnaBridge 172:65be27845400 166 else \
AnnaBridge 172:65be27845400 167 { \
AnnaBridge 172:65be27845400 168 (__HANDLE__)->Mask = 0x0000U; \
AnnaBridge 172:65be27845400 169 } \
AnnaBridge 172:65be27845400 170 } while(0U)
AnnaBridge 172:65be27845400 171
AnnaBridge 172:65be27845400 172
AnnaBridge 172:65be27845400 173 /**
AnnaBridge 172:65be27845400 174 * @brief Ensure that USART frame length is valid.
AnnaBridge 172:65be27845400 175 * @param __LENGTH__ USART frame length.
AnnaBridge 172:65be27845400 176 * @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid)
AnnaBridge 172:65be27845400 177 */
AnnaBridge 172:65be27845400 178 #define IS_USART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == USART_WORDLENGTH_7B) || \
AnnaBridge 172:65be27845400 179 ((__LENGTH__) == USART_WORDLENGTH_8B) || \
AnnaBridge 172:65be27845400 180 ((__LENGTH__) == USART_WORDLENGTH_9B))
AnnaBridge 172:65be27845400 181
AnnaBridge 172:65be27845400 182 /**
AnnaBridge 172:65be27845400 183 * @brief Ensure that USART Negative Slave Select (NSS) pin management is valid.
AnnaBridge 172:65be27845400 184 * @param __NSS__ USART Negative Slave Select pin management.
AnnaBridge 172:65be27845400 185 * @retval SET (__NSS__ is valid) or RESET (__NSS__ is invalid)
AnnaBridge 172:65be27845400 186 */
AnnaBridge 172:65be27845400 187 #define IS_USART_NSS(__NSS__) (((__NSS__) == USART_NSS_HARD) || \
AnnaBridge 172:65be27845400 188 ((__NSS__) == USART_NSS_SOFT))
AnnaBridge 172:65be27845400 189
AnnaBridge 172:65be27845400 190 /**
AnnaBridge 172:65be27845400 191 * @brief Ensure that USART Slave Mode is valid.
AnnaBridge 172:65be27845400 192 * @param __STATE__ USART Slave Mode.
AnnaBridge 172:65be27845400 193 * @retval SET (__STATE__ is valid) or RESET (__STATE__ is invalid)
AnnaBridge 172:65be27845400 194 */
AnnaBridge 172:65be27845400 195 #define IS_USART_SLAVEMODE(__STATE__) (((__STATE__) == USART_SLAVEMODE_DISABLE ) || \
AnnaBridge 172:65be27845400 196 ((__STATE__) == USART_SLAVEMODE_ENABLE))
AnnaBridge 172:65be27845400 197
AnnaBridge 172:65be27845400 198 /**
AnnaBridge 172:65be27845400 199 * @brief Ensure that USART FIFO mode is valid.
AnnaBridge 172:65be27845400 200 * @param __STATE__ USART FIFO mode.
AnnaBridge 172:65be27845400 201 * @retval SET (__STATE__ is valid) or RESET (__STATE__ is invalid)
AnnaBridge 172:65be27845400 202 */
AnnaBridge 172:65be27845400 203 #define IS_USART_FIFO_MODE_STATE(__STATE__) (((__STATE__) == USART_FIFOMODE_DISABLE ) || \
AnnaBridge 172:65be27845400 204 ((__STATE__) == USART_FIFOMODE_ENABLE))
AnnaBridge 172:65be27845400 205
AnnaBridge 172:65be27845400 206 /**
AnnaBridge 172:65be27845400 207 * @brief Ensure that USART TXFIFO threshold level is valid.
AnnaBridge 172:65be27845400 208 * @param __THRESHOLD__ USART TXFIFO threshold level.
AnnaBridge 172:65be27845400 209 * @retval SET (__THRESHOLD__ is valid) or RESET (__THRESHOLD__ is invalid)
AnnaBridge 172:65be27845400 210 */
AnnaBridge 172:65be27845400 211 #define IS_USART_TXFIFO_THRESHOLD(__THRESHOLD__) (((__THRESHOLD__) == USART_TXFIFO_THRESHOLD_1_8) || \
AnnaBridge 172:65be27845400 212 ((__THRESHOLD__) == USART_TXFIFO_THRESHOLD_1_4) || \
AnnaBridge 172:65be27845400 213 ((__THRESHOLD__) == USART_TXFIFO_THRESHOLD_1_2) || \
AnnaBridge 172:65be27845400 214 ((__THRESHOLD__) == USART_TXFIFO_THRESHOLD_3_4) || \
AnnaBridge 172:65be27845400 215 ((__THRESHOLD__) == USART_TXFIFO_THRESHOLD_7_8) || \
AnnaBridge 172:65be27845400 216 ((__THRESHOLD__) == USART_TXFIFO_THRESHOLD_8_8))
AnnaBridge 172:65be27845400 217
AnnaBridge 172:65be27845400 218 /**
AnnaBridge 172:65be27845400 219 * @brief Ensure that USART RXFIFO threshold level is valid.
AnnaBridge 172:65be27845400 220 * @param __THRESHOLD__ USART RXFIFO threshold level.
AnnaBridge 172:65be27845400 221 * @retval SET (__THRESHOLD__ is valid) or RESET (__THRESHOLD__ is invalid)
AnnaBridge 172:65be27845400 222 */
AnnaBridge 172:65be27845400 223 #define IS_USART_RXFIFO_THRESHOLD(__THRESHOLD__) (((__THRESHOLD__) == USART_RXFIFO_THRESHOLD_1_8) || \
AnnaBridge 172:65be27845400 224 ((__THRESHOLD__) == USART_RXFIFO_THRESHOLD_1_4) || \
AnnaBridge 172:65be27845400 225 ((__THRESHOLD__) == USART_RXFIFO_THRESHOLD_1_2) || \
AnnaBridge 172:65be27845400 226 ((__THRESHOLD__) == USART_RXFIFO_THRESHOLD_3_4) || \
AnnaBridge 172:65be27845400 227 ((__THRESHOLD__) == USART_RXFIFO_THRESHOLD_7_8) || \
AnnaBridge 172:65be27845400 228 ((__THRESHOLD__) == USART_RXFIFO_THRESHOLD_8_8))
AnnaBridge 172:65be27845400 229 /**
AnnaBridge 172:65be27845400 230 * @}
AnnaBridge 172:65be27845400 231 */
AnnaBridge 172:65be27845400 232
AnnaBridge 172:65be27845400 233 /* Exported functions --------------------------------------------------------*/
AnnaBridge 172:65be27845400 234 /** @addtogroup USARTEx_Exported_Functions
AnnaBridge 172:65be27845400 235 * @{
AnnaBridge 172:65be27845400 236 */
AnnaBridge 172:65be27845400 237
AnnaBridge 172:65be27845400 238 /** @addtogroup USARTEx_Exported_Functions_Group1
AnnaBridge 172:65be27845400 239 * @{
AnnaBridge 172:65be27845400 240 */
AnnaBridge 172:65be27845400 241
AnnaBridge 172:65be27845400 242 /* IO operation functions *****************************************************/
AnnaBridge 172:65be27845400 243 void HAL_USARTEx_RxFifoFullCallback(USART_HandleTypeDef *husart);
AnnaBridge 172:65be27845400 244 void HAL_USARTEx_TxFifoEmptyCallback(USART_HandleTypeDef *husart);
AnnaBridge 172:65be27845400 245
AnnaBridge 172:65be27845400 246 /**
AnnaBridge 172:65be27845400 247 * @}
AnnaBridge 172:65be27845400 248 */
AnnaBridge 172:65be27845400 249
AnnaBridge 172:65be27845400 250 /** @addtogroup USARTEx_Exported_Functions_Group2
AnnaBridge 172:65be27845400 251 * @{
AnnaBridge 172:65be27845400 252 */
AnnaBridge 172:65be27845400 253
AnnaBridge 172:65be27845400 254 /* Peripheral Control functions ***********************************************/
AnnaBridge 172:65be27845400 255 HAL_StatusTypeDef HAL_USARTEx_EnableSlaveMode(USART_HandleTypeDef *husart);
AnnaBridge 172:65be27845400 256 HAL_StatusTypeDef HAL_USARTEx_DisableSlaveMode(USART_HandleTypeDef *husart);
AnnaBridge 172:65be27845400 257 HAL_StatusTypeDef HAL_USARTEx_ConfigNSS(USART_HandleTypeDef *husart, uint32_t NSSConfig);
AnnaBridge 172:65be27845400 258 HAL_StatusTypeDef HAL_USARTEx_EnableFifoMode(USART_HandleTypeDef *husart);
AnnaBridge 172:65be27845400 259 HAL_StatusTypeDef HAL_USARTEx_DisableFifoMode(USART_HandleTypeDef *husart);
AnnaBridge 172:65be27845400 260 HAL_StatusTypeDef HAL_USARTEx_SetTxFifoThreshold(USART_HandleTypeDef *husart, uint32_t Threshold);
AnnaBridge 172:65be27845400 261 HAL_StatusTypeDef HAL_USARTEx_SetRxFifoThreshold(USART_HandleTypeDef *husart, uint32_t Threshold);
AnnaBridge 172:65be27845400 262
AnnaBridge 172:65be27845400 263 /**
AnnaBridge 172:65be27845400 264 * @}
AnnaBridge 172:65be27845400 265 */
AnnaBridge 172:65be27845400 266
AnnaBridge 172:65be27845400 267 /**
AnnaBridge 172:65be27845400 268 * @}
AnnaBridge 172:65be27845400 269 */
AnnaBridge 172:65be27845400 270
AnnaBridge 172:65be27845400 271 /**
AnnaBridge 172:65be27845400 272 * @}
AnnaBridge 172:65be27845400 273 */
AnnaBridge 172:65be27845400 274
AnnaBridge 172:65be27845400 275 /**
AnnaBridge 172:65be27845400 276 * @}
AnnaBridge 172:65be27845400 277 */
AnnaBridge 172:65be27845400 278
AnnaBridge 172:65be27845400 279 #ifdef __cplusplus
AnnaBridge 172:65be27845400 280 }
AnnaBridge 172:65be27845400 281 #endif
AnnaBridge 172:65be27845400 282
AnnaBridge 172:65be27845400 283 #endif /* STM32H7xx_HAL_USART_EX_H */
AnnaBridge 172:65be27845400 284
AnnaBridge 172:65be27845400 285 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/