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stm32f7xx_hal_uart_ex.h
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1 
38 /* Define to prevent recursive inclusion -------------------------------------*/
39 #ifndef __STM32F7xx_HAL_UART_EX_H
40 #define __STM32F7xx_HAL_UART_EX_H
41 
42 #ifdef __cplusplus
43  extern "C" {
44 #endif
45 
46 /* Includes ------------------------------------------------------------------*/
47 #include "stm32f7xx_hal_def.h"
48 
57 /* Exported types ------------------------------------------------------------*/
58 /* Exported constants --------------------------------------------------------*/
66 #define UART_WORDLENGTH_7B ((uint32_t)USART_CR1_M_1)
67 #define UART_WORDLENGTH_8B ((uint32_t)0x0000U)
68 #define UART_WORDLENGTH_9B ((uint32_t)USART_CR1_M_0)
69 #define IS_UART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == UART_WORDLENGTH_7B) || \
70  ((__LENGTH__) == UART_WORDLENGTH_8B) || \
71  ((__LENGTH__) == UART_WORDLENGTH_9B))
72 #define IS_LIN_WORD_LENGTH(LENGTH) (((LENGTH) == UART_WORDLENGTH_8B))
73 
81 #define UART_ADDRESS_DETECT_4B ((uint32_t)0x00000000U)
82 #define UART_ADDRESS_DETECT_7B ((uint32_t)USART_CR2_ADDM7)
83 #define IS_UART_ADDRESSLENGTH_DETECT(__ADDRESS__) (((__ADDRESS__) == UART_ADDRESS_DETECT_4B) || \
84  ((__ADDRESS__) == UART_ADDRESS_DETECT_7B))
85 
94 /* Exported macro ------------------------------------------------------------*/
95 
105 #define UART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
106  do { \
107  if((__HANDLE__)->Instance == USART1) \
108  { \
109  switch(__HAL_RCC_GET_USART1_SOURCE()) \
110  { \
111  case RCC_USART1CLKSOURCE_PCLK2: \
112  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK2; \
113  break; \
114  case RCC_USART1CLKSOURCE_HSI: \
115  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
116  break; \
117  case RCC_USART1CLKSOURCE_SYSCLK: \
118  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
119  break; \
120  case RCC_USART1CLKSOURCE_LSE: \
121  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
122  break; \
123  default: \
124  break; \
125  } \
126  } \
127  else if((__HANDLE__)->Instance == USART2) \
128  { \
129  switch(__HAL_RCC_GET_USART2_SOURCE()) \
130  { \
131  case RCC_USART2CLKSOURCE_PCLK1: \
132  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \
133  break; \
134  case RCC_USART2CLKSOURCE_HSI: \
135  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
136  break; \
137  case RCC_USART2CLKSOURCE_SYSCLK: \
138  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
139  break; \
140  case RCC_USART2CLKSOURCE_LSE: \
141  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
142  break; \
143  default: \
144  break; \
145  } \
146  } \
147  else if((__HANDLE__)->Instance == USART3) \
148  { \
149  switch(__HAL_RCC_GET_USART3_SOURCE()) \
150  { \
151  case RCC_USART3CLKSOURCE_PCLK1: \
152  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \
153  break; \
154  case RCC_USART3CLKSOURCE_HSI: \
155  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
156  break; \
157  case RCC_USART3CLKSOURCE_SYSCLK: \
158  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
159  break; \
160  case RCC_USART3CLKSOURCE_LSE: \
161  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
162  break; \
163  default: \
164  break; \
165  } \
166  } \
167  else if((__HANDLE__)->Instance == UART4) \
168  { \
169  switch(__HAL_RCC_GET_UART4_SOURCE()) \
170  { \
171  case RCC_UART4CLKSOURCE_PCLK1: \
172  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \
173  break; \
174  case RCC_UART4CLKSOURCE_HSI: \
175  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
176  break; \
177  case RCC_UART4CLKSOURCE_SYSCLK: \
178  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
179  break; \
180  case RCC_UART4CLKSOURCE_LSE: \
181  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
182  break; \
183  default: \
184  break; \
185  } \
186  } \
187  else if ((__HANDLE__)->Instance == UART5) \
188  { \
189  switch(__HAL_RCC_GET_UART5_SOURCE()) \
190  { \
191  case RCC_UART5CLKSOURCE_PCLK1: \
192  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \
193  break; \
194  case RCC_UART5CLKSOURCE_HSI: \
195  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
196  break; \
197  case RCC_UART5CLKSOURCE_SYSCLK: \
198  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
199  break; \
200  case RCC_UART5CLKSOURCE_LSE: \
201  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
202  break; \
203  default: \
204  break; \
205  } \
206  } \
207  else if((__HANDLE__)->Instance == USART6) \
208  { \
209  switch(__HAL_RCC_GET_USART6_SOURCE()) \
210  { \
211  case RCC_USART6CLKSOURCE_PCLK2: \
212  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK2; \
213  break; \
214  case RCC_USART6CLKSOURCE_HSI: \
215  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
216  break; \
217  case RCC_USART6CLKSOURCE_SYSCLK: \
218  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
219  break; \
220  case RCC_USART6CLKSOURCE_LSE: \
221  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
222  break; \
223  default: \
224  break; \
225  } \
226  } \
227  else if ((__HANDLE__)->Instance == UART7) \
228  { \
229  switch(__HAL_RCC_GET_UART7_SOURCE()) \
230  { \
231  case RCC_UART7CLKSOURCE_PCLK1: \
232  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \
233  break; \
234  case RCC_UART7CLKSOURCE_HSI: \
235  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
236  break; \
237  case RCC_UART7CLKSOURCE_SYSCLK: \
238  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
239  break; \
240  case RCC_UART7CLKSOURCE_LSE: \
241  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
242  break; \
243  default: \
244  break; \
245  } \
246  } \
247  else if ((__HANDLE__)->Instance == UART8) \
248  { \
249  switch(__HAL_RCC_GET_UART8_SOURCE()) \
250  { \
251  case RCC_UART8CLKSOURCE_PCLK1: \
252  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_PCLK1; \
253  break; \
254  case RCC_UART8CLKSOURCE_HSI: \
255  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_HSI; \
256  break; \
257  case RCC_UART8CLKSOURCE_SYSCLK: \
258  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_SYSCLK; \
259  break; \
260  case RCC_UART8CLKSOURCE_LSE: \
261  (__CLOCKSOURCE__) = UART_CLOCKSOURCE_LSE; \
262  break; \
263  default: \
264  break; \
265  } \
266  } \
267  } while(0)
268 
278 #define UART_MASK_COMPUTATION(__HANDLE__) \
279  do { \
280  if ((__HANDLE__)->Init.WordLength == UART_WORDLENGTH_9B) \
281  { \
282  if ((__HANDLE__)->Init.Parity == UART_PARITY_NONE) \
283  { \
284  (__HANDLE__)->Mask = 0x01FF ; \
285  } \
286  else \
287  { \
288  (__HANDLE__)->Mask = 0x00FF ; \
289  } \
290  } \
291  else if ((__HANDLE__)->Init.WordLength == UART_WORDLENGTH_8B) \
292  { \
293  if ((__HANDLE__)->Init.Parity == UART_PARITY_NONE) \
294  { \
295  (__HANDLE__)->Mask = 0x00FF ; \
296  } \
297  else \
298  { \
299  (__HANDLE__)->Mask = 0x007F ; \
300  } \
301  } \
302  else if ((__HANDLE__)->Init.WordLength == UART_WORDLENGTH_7B) \
303  { \
304  if ((__HANDLE__)->Init.Parity == UART_PARITY_NONE) \
305  { \
306  (__HANDLE__)->Mask = 0x007F ; \
307  } \
308  else \
309  { \
310  (__HANDLE__)->Mask = 0x003F ; \
311  } \
312  } \
313 } while(0)
314 
319 /* Exported functions --------------------------------------------------------*/
320 
329 /* Initialization and de-initialization functions ****************************/
330 HAL_StatusTypeDef HAL_RS485Ex_Init(UART_HandleTypeDef *huart, uint32_t Polarity, uint32_t AssertionTime, uint32_t DeassertionTime);
331 
344 /* Peripheral Control functions **********************************************/
345 HAL_StatusTypeDef HAL_MultiProcessorEx_AddressLength_Set(UART_HandleTypeDef *huart, uint32_t AddressLength);
346 
359 #ifdef __cplusplus
360 }
361 #endif
362 
363 #endif /* __STM32F7xx_HAL_UART_EX_H */
364 
365 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
HAL_MultiProcessorEx_AddressLength_Set
HAL_StatusTypeDef HAL_MultiProcessorEx_AddressLength_Set(UART_HandleTypeDef *huart, uint32_t AddressLength)
stm32f7xx_hal_def.h
This file contains HAL common defines, enumeration, macros and structures definitions.
HAL_StatusTypeDef
HAL_StatusTypeDef
HAL Status structures definition.
Definition: stm32f7xx_hal_def.h:56
UART_HandleTypeDef
UART handle Structure definition.
Definition: stm32f7xx_hal_uart.h:221
HAL_RS485Ex_Init
HAL_StatusTypeDef HAL_RS485Ex_Init(UART_HandleTypeDef *huart, uint32_t Polarity, uint32_t AssertionTime, uint32_t DeassertionTime)
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