tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_usart_ex.h

   1 /**
   2   ******************************************************************************
   3   * @file    stm32f0xx_hal_usart_ex.h
   4   * @author  MCD Application Team
   5   * @version V1.2.0
   6   * @date    11-December-2014
   7   * @brief   Header file of USART HAL Extension module.
   8   ******************************************************************************
   9   * @attention
  10   *
  11   * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  12   *
  13   * Redistribution and use in source and binary forms, with or without modification,
  14   * are permitted provided that the following conditions are met:
  15   *   1. Redistributions of source code must retain the above copyright notice,
  16   *      this list of conditions and the following disclaimer.
  17   *   2. Redistributions in binary form must reproduce the above copyright notice,
  18   *      this list of conditions and the following disclaimer in the documentation
  19   *      and/or other materials provided with the distribution.
  20   *   3. Neither the name of STMicroelectronics nor the names of its contributors
  21   *      may be used to endorse or promote products derived from this software
  22   *      without specific prior written permission.
  23   *
  24   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34   *
  35   ******************************************************************************
  36   */
  37
  38 /* Define to prevent recursive inclusion -------------------------------------*/
  39 #ifndef __STM32F0xx_HAL_USART_EX_H
  40 #define __STM32F0xx_HAL_USART_EX_H
  41
  42 #ifdef __cplusplus
  43  extern "C" {
  44 #endif
  45
  46 /* Includes ------------------------------------------------------------------*/
  47 #include "stm32f0xx_hal_def.h"
  48
  49 /** @addtogroup STM32F0xx_HAL_Driver
  50   * @{
  51   */
  52
  53 /** @defgroup USARTEx USARTEx Extended HAL module driver
  54   * @{
  55   */
  56
  57 /* Exported types ------------------------------------------------------------*/
  58 /* Exported constants --------------------------------------------------------*/
  59 /** @defgroup USARTEx_Exported_Constants USARTEx Exported Constants
  60   * @{
  61   */
  62
  63 /** @defgroup USARTEx_Word_Length USARTEx Word Length
  64   * @{
  65   */
  66 #if defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || \
  67     defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || defined (STM32F070xB) || \
  68     defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC)
  69 #define USART_WORDLENGTH_7B                  ((uint32_t)USART_CR1_M1)
  70 #define USART_WORDLENGTH_8B                  ((uint32_t)0x00000000)
  71 #define USART_WORDLENGTH_9B                  ((uint32_t)USART_CR1_M0)
  72 #define IS_USART_WORD_LENGTH(LENGTH) (((LENGTH) == USART_WORDLENGTH_7B) || \
  73                                       ((LENGTH) == USART_WORDLENGTH_8B) || \
  74                                       ((LENGTH) == USART_WORDLENGTH_9B))
  75 #else
  76 #define USART_WORDLENGTH_8B                  ((uint32_t)0x00000000)
  77 #define USART_WORDLENGTH_9B                  ((uint32_t)USART_CR1_M)
  78 #define IS_USART_WORD_LENGTH(LENGTH) (((LENGTH) == USART_WORDLENGTH_8B) || \
  79                                       ((LENGTH) == USART_WORDLENGTH_9B))
  80 #endif /* defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || defined (STM32F070xB) || \
  81           defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || \
  82           defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) */
  83 /**
  84   * @}
  85   */
  86
  87 /**
  88   * @}
  89   */
  90
  91 /* Exported macro ------------------------------------------------------------*/
  92
  93 /** @defgroup USARTEx_Exported_Macros USARTEx Exported Macros
  94   * @{
  95   */
  96
  97 /** @brief  Reports the USART clock source.
  98   * @param  __HANDLE__: specifies the USART Handle
  99   * @param  __CLOCKSOURCE__ : output variable
 100   * @retval the USART clocking source, written in __CLOCKSOURCE__.
 101   */
 102 #if defined(STM32F030x6) || defined(STM32F031x6) || defined(STM32F038xx)
 103 #define __HAL_USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
 104   do {                                                         \
 105      switch(__HAL_RCC_GET_USART1_SOURCE())                     \
 106      {                                                         \
 107       case RCC_USART1CLKSOURCE_PCLK1:                          \
 108         (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;           \
 109         break;                                                 \
 110       case RCC_USART1CLKSOURCE_HSI:                            \
 111         (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;             \
 112         break;                                                 \
 113       case RCC_USART1CLKSOURCE_SYSCLK:                         \
 114         (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;          \
 115         break;                                                 \
 116       case RCC_USART1CLKSOURCE_LSE:                            \
 117         (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;             \
 118         break;                                                 \
 119       default:                                                 \
 120         (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;       \
 121         break;                                                 \
 122      }                                                         \
 123   } while(0)
 124 #elif defined (STM32F030x8) || defined (STM32F070x6) ||        \
 125       defined (STM32F042x6) || defined (STM32F048xx) ||        \
 126       defined (STM32F051x8) || defined (STM32F058xx)
 127 #define __HAL_USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
 128   do {                                                         \
 129     if((__HANDLE__)->Instance == USART1)                       \
 130     {                                                          \
 131        switch(__HAL_RCC_GET_USART1_SOURCE())                   \
 132        {                                                       \
 133         case RCC_USART1CLKSOURCE_PCLK1:                        \
 134           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 135           break;                                               \
 136         case RCC_USART1CLKSOURCE_HSI:                          \
 137           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 138           break;                                               \
 139         case RCC_USART1CLKSOURCE_SYSCLK:                       \
 140           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 141           break;                                               \
 142         case RCC_USART1CLKSOURCE_LSE:                          \
 143           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 144           break;                                               \
 145         default:                                               \
 146           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 147           break;                                               \
 148        }                                                       \
 149     }                                                          \
 150     else if((__HANDLE__)->Instance == USART2)                  \
 151     {                                                          \
 152       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 153     }                                                          \
 154     else                                                       \
 155     {                                                          \
 156       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;         \
 157     }                                                          \
 158   } while(0)
 159 #elif defined (STM32F070xB)
 160 #define __HAL_USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
 161   do {                                                         \
 162     if((__HANDLE__)->Instance == USART1)                       \
 163     {                                                          \
 164        switch(__HAL_RCC_GET_USART1_SOURCE())                   \
 165        {                                                       \
 166         case RCC_USART1CLKSOURCE_PCLK1:                        \
 167           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 168           break;                                               \
 169         case RCC_USART1CLKSOURCE_HSI:                          \
 170           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 171           break;                                               \
 172         case RCC_USART1CLKSOURCE_SYSCLK:                       \
 173           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 174           break;                                               \
 175         case RCC_USART1CLKSOURCE_LSE:                          \
 176           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 177           break;                                               \
 178         default:                                               \
 179           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 180           break;                                               \
 181        }                                                       \
 182     }                                                          \
 183     else if((__HANDLE__)->Instance == USART2)                  \
 184     {                                                          \
 185       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 186     }                                                          \
 187     else if((__HANDLE__)->Instance == USART3)                  \
 188     {                                                          \
 189       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 190     }                                                          \
 191     else if((__HANDLE__)->Instance == USART4)                  \
 192     {                                                          \
 193       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 194     }                                                          \
 195     else                                                       \
 196     {                                                          \
 197       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;         \
 198     }                                                          \
 199   } while(0)
 200 #elif defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx)
 201 #define __HAL_USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
 202   do {                                                         \
 203     if((__HANDLE__)->Instance == USART1)                       \
 204     {                                                          \
 205        switch(__HAL_RCC_GET_USART1_SOURCE())                   \
 206        {                                                       \
 207         case RCC_USART1CLKSOURCE_PCLK1:                        \
 208           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 209           break;                                               \
 210         case RCC_USART1CLKSOURCE_HSI:                          \
 211           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 212           break;                                               \
 213         case RCC_USART1CLKSOURCE_SYSCLK:                       \
 214           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 215           break;                                               \
 216         case RCC_USART1CLKSOURCE_LSE:                          \
 217           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 218           break;                                               \
 219         default:                                               \
 220           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 221           break;                                               \
 222        }                                                       \
 223     }                                                          \
 224     else if((__HANDLE__)->Instance == USART2)                  \
 225     {                                                          \
 226        switch(__HAL_RCC_GET_USART2_SOURCE())                   \
 227        {                                                       \
 228         case RCC_USART2CLKSOURCE_PCLK1:                        \
 229           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 230           break;                                               \
 231         case RCC_USART2CLKSOURCE_HSI:                          \
 232           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 233           break;                                               \
 234         case RCC_USART2CLKSOURCE_SYSCLK:                       \
 235           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 236           break;                                               \
 237         case RCC_USART2CLKSOURCE_LSE:                          \
 238           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 239           break;                                               \
 240         default:                                               \
 241           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 242           break;                                               \
 243        }                                                       \
 244     }                                                          \
 245     else if((__HANDLE__)->Instance == USART3)                  \
 246     {                                                          \
 247       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 248     }                                                          \
 249     else if((__HANDLE__)->Instance == USART4)                  \
 250     {                                                          \
 251       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 252     }                                                          \
 253     else                                                       \
 254     {                                                          \
 255       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;         \
 256     }                                                          \
 257   } while(0)
 258 #elif defined(STM32F091xC) || defined (STM32F098xx)
 259 #define __HAL_USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
 260   do {                                                         \
 261     if((__HANDLE__)->Instance == USART1)                       \
 262     {                                                          \
 263        switch(__HAL_RCC_GET_USART1_SOURCE())                   \
 264        {                                                       \
 265         case RCC_USART1CLKSOURCE_PCLK1:                        \
 266           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 267           break;                                               \
 268         case RCC_USART1CLKSOURCE_HSI:                          \
 269           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 270           break;                                               \
 271         case RCC_USART1CLKSOURCE_SYSCLK:                       \
 272           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 273           break;                                               \
 274         case RCC_USART1CLKSOURCE_LSE:                          \
 275           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 276           break;                                               \
 277         default:                                               \
 278           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 279           break;                                               \
 280        }                                                       \
 281     }                                                          \
 282     else if((__HANDLE__)->Instance == USART2)                  \
 283     {                                                          \
 284        switch(__HAL_RCC_GET_USART2_SOURCE())                   \
 285        {                                                       \
 286         case RCC_USART2CLKSOURCE_PCLK1:                        \
 287           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 288           break;                                               \
 289         case RCC_USART2CLKSOURCE_HSI:                          \
 290           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 291           break;                                               \
 292         case RCC_USART2CLKSOURCE_SYSCLK:                       \
 293           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 294           break;                                               \
 295         case RCC_USART2CLKSOURCE_LSE:                          \
 296           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 297           break;                                               \
 298         default:                                               \
 299           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 300           break;                                               \
 301        }                                                       \
 302     }                                                          \
 303     else if((__HANDLE__)->Instance == USART3)                  \
 304     {                                                          \
 305        switch(__HAL_RCC_GET_USART3_SOURCE())                   \
 306        {                                                       \
 307         case RCC_USART3CLKSOURCE_PCLK1:                        \
 308           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 309           break;                                               \
 310         case RCC_USART3CLKSOURCE_HSI:                          \
 311           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 312           break;                                               \
 313         case RCC_USART3CLKSOURCE_SYSCLK:                       \
 314           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 315           break;                                               \
 316         case RCC_USART3CLKSOURCE_LSE:                          \
 317           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 318           break;                                               \
 319         default:                                               \
 320           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 321           break;                                               \
 322        }                                                       \
 323     }                                                          \
 324     else if((__HANDLE__)->Instance == USART4)                  \
 325     {                                                          \
 326       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 327     }                                                          \
 328     else if((__HANDLE__)->Instance == USART5)                  \
 329     {                                                          \
 330       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 331     }                                                          \
 332     else if((__HANDLE__)->Instance == USART6)                  \
 333     {                                                          \
 334       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 335     }                                                          \
 336     else if((__HANDLE__)->Instance == USART7)                  \
 337     {                                                          \
 338       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 339     }                                                          \
 340     else if((__HANDLE__)->Instance == USART8)                  \
 341     {                                                          \
 342       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 343     }                                                          \
 344     else                                                       \
 345     {                                                          \
 346       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;         \
 347     }                                                          \
 348   } while(0)
 349 #elif defined(STM32F030xC)
 350 #define __HAL_USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
 351   do {                                                         \
 352     if((__HANDLE__)->Instance == USART1)                       \
 353     {                                                          \
 354        switch(__HAL_RCC_GET_USART1_SOURCE())                   \
 355        {                                                       \
 356         case RCC_USART1CLKSOURCE_PCLK1:                        \
 357           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
 358           break;                                               \
 359         case RCC_USART1CLKSOURCE_HSI:                          \
 360           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
 361           break;                                               \
 362         case RCC_USART1CLKSOURCE_SYSCLK:                       \
 363           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
 364           break;                                               \
 365         case RCC_USART1CLKSOURCE_LSE:                          \
 366           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
 367           break;                                               \
 368         default:                                               \
 369           (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;     \
 370           break;                                               \
 371        }                                                       \
 372     }                                                          \
 373     else if((__HANDLE__)->Instance == USART2)                  \
 374     {                                                          \
 375       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 376     }                                                          \
 377     else if((__HANDLE__)->Instance == USART3)                  \
 378     {                                                          \
 379       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 380     }                                                          \
 381     else if((__HANDLE__)->Instance == USART4)                  \
 382     {                                                          \
 383       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 384     }                                                          \
 385     else if((__HANDLE__)->Instance == USART5)                  \
 386     {                                                          \
 387       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 388     }                                                          \
 389     else if((__HANDLE__)->Instance == USART6)                  \
 390     {                                                          \
 391       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;             \
 392     }                                                          \
 393     else                                                       \
 394     {                                                          \
 395       (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED;         \
 396     }                                                          \
 397   } while(0)
 398 #endif /* defined(STM32F030x6) || defined(STM32F031x6) || defined(STM32F038xx) */
 399
 400
 401 /** @brief  Reports the USART mask to apply to retrieve the received data
 402   *         according to the word length and to the parity bits activation.
 403   *         If PCE = 1, the parity bit is not included in the data extracted
 404   *         by the reception API().
 405   *         This masking operation is not carried out in the case of
 406   *         DMA transfers.
 407   * @param  __HANDLE__: specifies the USART Handle
 408   * @retval none
 409   */
 410 #if defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || \
 411     defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || defined (STM32F070xB) || \
 412     defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC)
 413 #define __HAL_USART_MASK_COMPUTATION(__HANDLE__)                      \
 414   do {                                                                \
 415   if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B)           \
 416   {                                                                   \
 417      if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE)              \
 418      {                                                                \
 419         (__HANDLE__)->Mask = 0x01FF ;                                 \
 420      }                                                                \
 421      else                                                             \
 422      {                                                                \
 423         (__HANDLE__)->Mask = 0x00FF ;                                 \
 424      }                                                                \
 425   }                                                                   \
 426   else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B)      \
 427   {                                                                   \
 428      if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE)              \
 429      {                                                                \
 430         (__HANDLE__)->Mask = 0x00FF ;                                 \
 431      }                                                                \
 432      else                                                             \
 433      {                                                                \
 434         (__HANDLE__)->Mask = 0x007F ;                                 \
 435      }                                                                \
 436   }                                                                   \
 437   else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_7B)      \
 438   {                                                                   \
 439      if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE)              \
 440      {                                                                \
 441         (__HANDLE__)->Mask = 0x007F ;                                 \
 442      }                                                                \
 443      else                                                             \
 444      {                                                                \
 445         (__HANDLE__)->Mask = 0x003F ;                                 \
 446      }                                                                \
 447   }                                                                   \
 448 } while(0)
 449 #else
 450 #define __HAL_USART_MASK_COMPUTATION(__HANDLE__)                      \
 451   do {                                                                \
 452   if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B)           \
 453   {                                                                   \
 454      if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE)              \
 455      {                                                                \
 456         (__HANDLE__)->Mask = 0x01FF ;                                 \
 457      }                                                                \
 458      else                                                             \
 459      {                                                                \
 460         (__HANDLE__)->Mask = 0x00FF ;                                 \
 461      }                                                                \
 462   }                                                                   \
 463   else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B)      \
 464   {                                                                   \
 465      if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE)              \
 466      {                                                                \
 467         (__HANDLE__)->Mask = 0x00FF ;                                 \
 468      }                                                                \
 469      else                                                             \
 470      {                                                                \
 471         (__HANDLE__)->Mask = 0x007F ;                                 \
 472      }                                                                \
 473   }                                                                   \
 474 } while(0)
 475 #endif /* defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || \
 476           defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || defined (STM32F070xB) || \
 477           defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) */
 478 /**
 479   * @}
 480   */
 481
 482 /* Exported functions --------------------------------------------------------*/
 483 /* Initialization and de-initialization functions  ****************************/
 484 /* I/O operation functions  ***************************************************/
 485 /* Peripheral Control functions  **********************************************/
 486 /* Peripheral State functions  ************************************************/
 487
 488 /**
 489   * @}
 490   */
 491
 492 /**
 493   * @}
 494   */
 495
 496 #ifdef __cplusplus
 497 }
 498 #endif
 499
 500 #endif /* __STM32F0xx_HAL_USART_EX_H */
 501
 502 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
 503