1 /**
2   ******************************************************************************
3   * @file    stm32h7xx_hal_uart.h
4   * @author  MCD Application Team
5   * @brief   Header file of UART HAL module.
6   ******************************************************************************
7   * @attention
8   *
9   * Copyright (c) 2017 STMicroelectronics.
10   * All rights reserved.
11   *
12   * This software is licensed under terms that can be found in the LICENSE file
13   * in the root directory of this software component.
14   * If no LICENSE file comes with this software, it is provided AS-IS.
15   *
16   ******************************************************************************
17   */
18 
19 /* Define to prevent recursive inclusion -------------------------------------*/
20 #ifndef STM32H7xx_HAL_UART_H
21 #define STM32H7xx_HAL_UART_H
22 
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
26 
27 /* Includes ------------------------------------------------------------------*/
28 #include "stm32h7xx_hal_def.h"
29 
30 /** @addtogroup STM32H7xx_HAL_Driver
31   * @{
32   */
33 
34 /** @addtogroup UART
35   * @{
36   */
37 
38 /* Exported types ------------------------------------------------------------*/
39 /** @defgroup UART_Exported_Types UART Exported Types
40   * @{
41   */
42 
43 /**
44   * @brief UART Init Structure definition
45   */
46 typedef struct
47 {
48   uint32_t BaudRate;                /*!< This member configures the UART communication baud rate.
49                                          The baud rate register is computed using the following formula:
50                                          LPUART:
51                                          =======
52                                          Baud Rate Register = ((256 * lpuart_ker_ckpres) / ((huart->Init.BaudRate)))
53                                          where lpuart_ker_ck_pres is the UART input clock divided by a prescaler
54                                          UART:
55                                          =====
56                                          - If oversampling is 16 or in LIN mode,
57                                             Baud Rate Register = ((uart_ker_ckpres) / ((huart->Init.BaudRate)))
58                                          - If oversampling is 8,
59                                             Baud Rate Register[15:4] = ((2 * uart_ker_ckpres) /
60                                             ((huart->Init.BaudRate)))[15:4]
61                                             Baud Rate Register[3] =  0
62                                             Baud Rate Register[2:0] =  (((2 * uart_ker_ckpres) /
63                                             ((huart->Init.BaudRate)))[3:0]) >> 1
64                                          where uart_ker_ck_pres is the UART input clock divided by a prescaler */
65 
66   uint32_t WordLength;              /*!< Specifies the number of data bits transmitted or received in a frame.
67                                          This parameter can be a value of @ref UARTEx_Word_Length. */
68 
69   uint32_t StopBits;                /*!< Specifies the number of stop bits transmitted.
70                                          This parameter can be a value of @ref UART_Stop_Bits. */
71 
72   uint32_t Parity;                  /*!< Specifies the parity mode.
73                                          This parameter can be a value of @ref UART_Parity
74                                          @note When parity is enabled, the computed parity is inserted
75                                                at the MSB position of the transmitted data (9th bit when
76                                                the word length is set to 9 data bits; 8th bit when the
77                                                word length is set to 8 data bits). */
78 
79   uint32_t Mode;                    /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
80                                          This parameter can be a value of @ref UART_Mode. */
81 
82   uint32_t HwFlowCtl;               /*!< Specifies whether the hardware flow control mode is enabled
83                                          or disabled.
84                                          This parameter can be a value of @ref UART_Hardware_Flow_Control. */
85 
86   uint32_t OverSampling;            /*!< Specifies whether the Over sampling 8 is enabled or disabled,
87                                          to achieve higher speed (up to f_PCLK/8).
88                                          This parameter can be a value of @ref UART_Over_Sampling. */
89 
90   uint32_t OneBitSampling;          /*!< Specifies whether a single sample or three samples' majority vote is selected.
91                                          Selecting the single sample method increases the receiver tolerance to clock
92                                          deviations. This parameter can be a value of @ref UART_OneBit_Sampling. */
93 
94   uint32_t ClockPrescaler;          /*!< Specifies the prescaler value used to divide the UART clock source.
95                                          This parameter can be a value of @ref UART_ClockPrescaler. */
96 
97 } UART_InitTypeDef;
98 
99 /**
100   * @brief  UART Advanced Features initialization structure definition
101   */
102 typedef struct
103 {
104   uint32_t AdvFeatureInit;        /*!< Specifies which advanced UART features is initialized. Several
105                                        Advanced Features may be initialized at the same time .
106                                        This parameter can be a value of
107                                        @ref UART_Advanced_Features_Initialization_Type. */
108 
109   uint32_t TxPinLevelInvert;      /*!< Specifies whether the TX pin active level is inverted.
110                                        This parameter can be a value of @ref UART_Tx_Inv. */
111 
112   uint32_t RxPinLevelInvert;      /*!< Specifies whether the RX pin active level is inverted.
113                                        This parameter can be a value of @ref UART_Rx_Inv. */
114 
115   uint32_t DataInvert;            /*!< Specifies whether data are inverted (positive/direct logic
116                                        vs negative/inverted logic).
117                                        This parameter can be a value of @ref UART_Data_Inv. */
118 
119   uint32_t Swap;                  /*!< Specifies whether TX and RX pins are swapped.
120                                        This parameter can be a value of @ref UART_Rx_Tx_Swap. */
121 
122   uint32_t OverrunDisable;        /*!< Specifies whether the reception overrun detection is disabled.
123                                        This parameter can be a value of @ref UART_Overrun_Disable. */
124 
125   uint32_t DMADisableonRxError;   /*!< Specifies whether the DMA is disabled in case of reception error.
126                                        This parameter can be a value of @ref UART_DMA_Disable_on_Rx_Error. */
127 
128   uint32_t AutoBaudRateEnable;    /*!< Specifies whether auto Baud rate detection is enabled.
129                                        This parameter can be a value of @ref UART_AutoBaudRate_Enable. */
130 
131   uint32_t AutoBaudRateMode;      /*!< If auto Baud rate detection is enabled, specifies how the rate
132                                        detection is carried out.
133                                        This parameter can be a value of @ref UART_AutoBaud_Rate_Mode. */
134 
135   uint32_t MSBFirst;              /*!< Specifies whether MSB is sent first on UART line.
136                                        This parameter can be a value of @ref UART_MSB_First. */
137 } UART_AdvFeatureInitTypeDef;
138 
139 /**
140   * @brief HAL UART State definition
141   * @note  HAL UART State value is a combination of 2 different substates:
142   *        gState and RxState (see @ref UART_State_Definition).
143   *        - gState contains UART state information related to global Handle management
144   *          and also information related to Tx operations.
145   *          gState value coding follow below described bitmap :
146   *          b7-b6  Error information
147   *             00 : No Error
148   *             01 : (Not Used)
149   *             10 : Timeout
150   *             11 : Error
151   *          b5     Peripheral initialization status
152   *             0  : Reset (Peripheral not initialized)
153   *             1  : Init done (Peripheral initialized. HAL UART Init function already called)
154   *          b4-b3  (not used)
155   *             xx : Should be set to 00
156   *          b2     Intrinsic process state
157   *             0  : Ready
158   *             1  : Busy (Peripheral busy with some configuration or internal operations)
159   *          b1     (not used)
160   *             x  : Should be set to 0
161   *          b0     Tx state
162   *             0  : Ready (no Tx operation ongoing)
163   *             1  : Busy (Tx operation ongoing)
164   *        - RxState contains information related to Rx operations.
165   *          RxState value coding follow below described bitmap :
166   *          b7-b6  (not used)
167   *             xx : Should be set to 00
168   *          b5     Peripheral initialization status
169   *             0  : Reset (Peripheral not initialized)
170   *             1  : Init done (Peripheral initialized)
171   *          b4-b2  (not used)
172   *            xxx : Should be set to 000
173   *          b1     Rx state
174   *             0  : Ready (no Rx operation ongoing)
175   *             1  : Busy (Rx operation ongoing)
176   *          b0     (not used)
177   *             x  : Should be set to 0.
178   */
179 typedef uint32_t HAL_UART_StateTypeDef;
180 
181 /**
182   * @brief UART clock sources definition
183   */
184 typedef enum
185 {
186   UART_CLOCKSOURCE_D2PCLK1    = 0x00U,    /*!< Domain2 PCLK1 clock source */
187   UART_CLOCKSOURCE_D2PCLK2    = 0x01U,    /*!< Domain2 PCLK2 clock source */
188   UART_CLOCKSOURCE_D3PCLK1    = 0x02U,    /*!< Domain3 PCLK1 clock source */
189   UART_CLOCKSOURCE_PLL2       = 0x04U,    /*!< PLL2Q clock source         */
190   UART_CLOCKSOURCE_PLL3       = 0x08U,    /*!< PLL3Q clock source         */
191   UART_CLOCKSOURCE_HSI        = 0x10U,    /*!< HSI clock source           */
192   UART_CLOCKSOURCE_CSI        = 0x20U,    /*!< CSI clock source           */
193   UART_CLOCKSOURCE_LSE        = 0x40U,    /*!< LSE clock source           */
194   UART_CLOCKSOURCE_UNDEFINED  = 0x80U     /*!< Undefined clock source     */
195 } UART_ClockSourceTypeDef;
196 
197 /**
198   * @brief HAL UART Reception type definition
199   * @note  HAL UART Reception type value aims to identify which type of Reception is ongoing.
200   *        This parameter can be a value of @ref UART_Reception_Type_Values :
201   *           HAL_UART_RECEPTION_STANDARD         = 0x00U,
202   *           HAL_UART_RECEPTION_TOIDLE           = 0x01U,
203   *           HAL_UART_RECEPTION_TORTO            = 0x02U,
204   *           HAL_UART_RECEPTION_TOCHARMATCH      = 0x03U,
205   */
206 typedef uint32_t HAL_UART_RxTypeTypeDef;
207 
208 /**
209   * @brief HAL UART Rx Event type definition
210   * @note  HAL UART Rx Event type value aims to identify which type of Event has occurred
211   *        leading to call of the RxEvent callback.
212   *        This parameter can be a value of @ref UART_RxEvent_Type_Values :
213   *           HAL_UART_RXEVENT_TC                 = 0x00U,
214   *           HAL_UART_RXEVENT_HT                 = 0x01U,
215   *           HAL_UART_RXEVENT_IDLE               = 0x02U,
216   */
217 typedef uint32_t HAL_UART_RxEventTypeTypeDef;
218 
219 /**
220   * @brief  UART handle Structure definition
221   */
222 typedef struct __UART_HandleTypeDef
223 {
224   USART_TypeDef            *Instance;                /*!< UART registers base address        */
225 
226   UART_InitTypeDef         Init;                     /*!< UART communication parameters      */
227 
228   UART_AdvFeatureInitTypeDef AdvancedInit;           /*!< UART Advanced Features initialization parameters */
229 
230   const uint8_t            *pTxBuffPtr;              /*!< Pointer to UART Tx transfer Buffer */
231 
232   uint16_t                 TxXferSize;               /*!< UART Tx Transfer size              */
233 
234   __IO uint16_t            TxXferCount;              /*!< UART Tx Transfer Counter           */
235 
236   uint8_t                  *pRxBuffPtr;              /*!< Pointer to UART Rx transfer Buffer */
237 
238   uint16_t                 RxXferSize;               /*!< UART Rx Transfer size              */
239 
240   __IO uint16_t            RxXferCount;              /*!< UART Rx Transfer Counter           */
241 
242   uint16_t                 Mask;                     /*!< UART Rx RDR register mask          */
243 
244   uint32_t                 FifoMode;                 /*!< Specifies if the FIFO mode is being used.
245                                                           This parameter can be a value of @ref UARTEx_FIFO_mode. */
246 
247   uint16_t                 NbRxDataToProcess;        /*!< Number of data to process during RX ISR execution */
248 
249   uint16_t                 NbTxDataToProcess;        /*!< Number of data to process during TX ISR execution */
250 
251   __IO HAL_UART_RxTypeTypeDef ReceptionType;         /*!< Type of ongoing reception          */
252 
253   __IO HAL_UART_RxEventTypeTypeDef RxEventType;      /*!< Type of Rx Event                   */
254 
255   void (*RxISR)(struct __UART_HandleTypeDef *huart); /*!< Function pointer on Rx IRQ handler */
256 
257   void (*TxISR)(struct __UART_HandleTypeDef *huart); /*!< Function pointer on Tx IRQ handler */
258 
259   DMA_HandleTypeDef        *hdmatx;                  /*!< UART Tx DMA Handle parameters      */
260 
261   DMA_HandleTypeDef        *hdmarx;                  /*!< UART Rx DMA Handle parameters      */
262 
263   HAL_LockTypeDef           Lock;                    /*!< Locking object                     */
264 
265   __IO HAL_UART_StateTypeDef    gState;              /*!< UART state information related to global Handle management
266                                                           and also related to Tx operations. This parameter
267                                                           can be a value of @ref HAL_UART_StateTypeDef */
268 
269   __IO HAL_UART_StateTypeDef    RxState;             /*!< UART state information related to Rx operations. This
270                                                           parameter can be a value of @ref HAL_UART_StateTypeDef */
271 
272   __IO uint32_t                 ErrorCode;           /*!< UART Error code                    */
273 
274 #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
275   void (* TxHalfCpltCallback)(struct __UART_HandleTypeDef *huart);        /*!< UART Tx Half Complete Callback        */
276   void (* TxCpltCallback)(struct __UART_HandleTypeDef *huart);            /*!< UART Tx Complete Callback             */
277   void (* RxHalfCpltCallback)(struct __UART_HandleTypeDef *huart);        /*!< UART Rx Half Complete Callback        */
278   void (* RxCpltCallback)(struct __UART_HandleTypeDef *huart);            /*!< UART Rx Complete Callback             */
279   void (* ErrorCallback)(struct __UART_HandleTypeDef *huart);             /*!< UART Error Callback                   */
280   void (* AbortCpltCallback)(struct __UART_HandleTypeDef *huart);         /*!< UART Abort Complete Callback          */
281   void (* AbortTransmitCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Abort Transmit Complete Callback */
282   void (* AbortReceiveCpltCallback)(struct __UART_HandleTypeDef *huart);  /*!< UART Abort Receive Complete Callback  */
283   void (* WakeupCallback)(struct __UART_HandleTypeDef *huart);            /*!< UART Wakeup Callback                  */
284   void (* RxFifoFullCallback)(struct __UART_HandleTypeDef *huart);        /*!< UART Rx Fifo Full Callback            */
285   void (* TxFifoEmptyCallback)(struct __UART_HandleTypeDef *huart);       /*!< UART Tx Fifo Empty Callback           */
286   void (* RxEventCallback)(struct __UART_HandleTypeDef *huart, uint16_t Pos); /*!< UART Reception Event Callback     */
287 
288   void (* MspInitCallback)(struct __UART_HandleTypeDef *huart);           /*!< UART Msp Init callback                */
289   void (* MspDeInitCallback)(struct __UART_HandleTypeDef *huart);         /*!< UART Msp DeInit callback              */
290 #endif  /* USE_HAL_UART_REGISTER_CALLBACKS */
291 
292 } UART_HandleTypeDef;
293 
294 #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
295 /**
296   * @brief  HAL UART Callback ID enumeration definition
297   */
298 typedef enum
299 {
300   HAL_UART_TX_HALFCOMPLETE_CB_ID         = 0x00U,    /*!< UART Tx Half Complete Callback ID        */
301   HAL_UART_TX_COMPLETE_CB_ID             = 0x01U,    /*!< UART Tx Complete Callback ID             */
302   HAL_UART_RX_HALFCOMPLETE_CB_ID         = 0x02U,    /*!< UART Rx Half Complete Callback ID        */
303   HAL_UART_RX_COMPLETE_CB_ID             = 0x03U,    /*!< UART Rx Complete Callback ID             */
304   HAL_UART_ERROR_CB_ID                   = 0x04U,    /*!< UART Error Callback ID                   */
305   HAL_UART_ABORT_COMPLETE_CB_ID          = 0x05U,    /*!< UART Abort Complete Callback ID          */
306   HAL_UART_ABORT_TRANSMIT_COMPLETE_CB_ID = 0x06U,    /*!< UART Abort Transmit Complete Callback ID */
307   HAL_UART_ABORT_RECEIVE_COMPLETE_CB_ID  = 0x07U,    /*!< UART Abort Receive Complete Callback ID  */
308   HAL_UART_WAKEUP_CB_ID                  = 0x08U,    /*!< UART Wakeup Callback ID                  */
309   HAL_UART_RX_FIFO_FULL_CB_ID            = 0x09U,    /*!< UART Rx Fifo Full Callback ID            */
310   HAL_UART_TX_FIFO_EMPTY_CB_ID           = 0x0AU,    /*!< UART Tx Fifo Empty Callback ID           */
311 
312   HAL_UART_MSPINIT_CB_ID                 = 0x0BU,    /*!< UART MspInit callback ID                 */
313   HAL_UART_MSPDEINIT_CB_ID               = 0x0CU     /*!< UART MspDeInit callback ID               */
314 
315 } HAL_UART_CallbackIDTypeDef;
316 
317 /**
318   * @brief  HAL UART Callback pointer definition
319   */
320 typedef  void (*pUART_CallbackTypeDef)(UART_HandleTypeDef *huart); /*!< pointer to an UART callback function */
321 typedef  void (*pUART_RxEventCallbackTypeDef)
322 (struct __UART_HandleTypeDef *huart, uint16_t Pos); /*!< pointer to a UART Rx Event specific callback function */
323 
324 #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
325 
326 /**
327   * @}
328   */
329 
330 /* Exported constants --------------------------------------------------------*/
331 /** @defgroup UART_Exported_Constants UART Exported Constants
332   * @{
333   */
334 
335 /** @defgroup UART_State_Definition UART State Code Definition
336   * @{
337   */
338 #define  HAL_UART_STATE_RESET         0x00000000U    /*!< Peripheral is not initialized
339                                                           Value is allowed for gState and RxState */
340 #define  HAL_UART_STATE_READY         0x00000020U    /*!< Peripheral Initialized and ready for use
341                                                           Value is allowed for gState and RxState */
342 #define  HAL_UART_STATE_BUSY          0x00000024U    /*!< an internal process is ongoing
343                                                           Value is allowed for gState only */
344 #define  HAL_UART_STATE_BUSY_TX       0x00000021U    /*!< Data Transmission process is ongoing
345                                                           Value is allowed for gState only */
346 #define  HAL_UART_STATE_BUSY_RX       0x00000022U    /*!< Data Reception process is ongoing
347                                                           Value is allowed for RxState only */
348 #define  HAL_UART_STATE_BUSY_TX_RX    0x00000023U    /*!< Data Transmission and Reception process is ongoing
349                                                           Not to be used for neither gState nor RxState.Value is result
350                                                           of combination (Or) between gState and RxState values */
351 #define  HAL_UART_STATE_TIMEOUT       0x000000A0U    /*!< Timeout state
352                                                           Value is allowed for gState only */
353 #define  HAL_UART_STATE_ERROR         0x000000E0U    /*!< Error
354                                                           Value is allowed for gState only */
355 /**
356   * @}
357   */
358 
359 /** @defgroup UART_Error_Definition   UART Error Definition
360   * @{
361   */
362 #define  HAL_UART_ERROR_NONE             (0x00000000U)    /*!< No error                */
363 #define  HAL_UART_ERROR_PE               (0x00000001U)    /*!< Parity error            */
364 #define  HAL_UART_ERROR_NE               (0x00000002U)    /*!< Noise error             */
365 #define  HAL_UART_ERROR_FE               (0x00000004U)    /*!< Frame error             */
366 #define  HAL_UART_ERROR_ORE              (0x00000008U)    /*!< Overrun error           */
367 #define  HAL_UART_ERROR_DMA              (0x00000010U)    /*!< DMA transfer error      */
368 #define  HAL_UART_ERROR_RTO              (0x00000020U)    /*!< Receiver Timeout error  */
369 
370 #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
371 #define  HAL_UART_ERROR_INVALID_CALLBACK (0x00000040U)    /*!< Invalid Callback error  */
372 #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
373 /**
374   * @}
375   */
376 
377 /** @defgroup UART_Stop_Bits   UART Number of Stop Bits
378   * @{
379   */
380 #define UART_STOPBITS_0_5                    USART_CR2_STOP_0                     /*!< UART frame with 0.5 stop bit  */
381 #define UART_STOPBITS_1                     0x00000000U                           /*!< UART frame with 1 stop bit    */
382 #define UART_STOPBITS_1_5                   (USART_CR2_STOP_0 | USART_CR2_STOP_1) /*!< UART frame with 1.5 stop bits */
383 #define UART_STOPBITS_2                      USART_CR2_STOP_1                     /*!< UART frame with 2 stop bits   */
384 /**
385   * @}
386   */
387 
388 /** @defgroup UART_Parity  UART Parity
389   * @{
390   */
391 #define UART_PARITY_NONE                    0x00000000U                        /*!< No parity   */
392 #define UART_PARITY_EVEN                    USART_CR1_PCE                      /*!< Even parity */
393 #define UART_PARITY_ODD                     (USART_CR1_PCE | USART_CR1_PS)     /*!< Odd parity  */
394 /**
395   * @}
396   */
397 
398 /** @defgroup UART_Hardware_Flow_Control UART Hardware Flow Control
399   * @{
400   */
401 #define UART_HWCONTROL_NONE                  0x00000000U                          /*!< No hardware control       */
402 #define UART_HWCONTROL_RTS                   USART_CR3_RTSE                       /*!< Request To Send           */
403 #define UART_HWCONTROL_CTS                   USART_CR3_CTSE                       /*!< Clear To Send             */
404 #define UART_HWCONTROL_RTS_CTS               (USART_CR3_RTSE | USART_CR3_CTSE)    /*!< Request and Clear To Send */
405 /**
406   * @}
407   */
408 
409 /** @defgroup UART_Mode UART Transfer Mode
410   * @{
411   */
412 #define UART_MODE_RX                        USART_CR1_RE                    /*!< RX mode        */
413 #define UART_MODE_TX                        USART_CR1_TE                    /*!< TX mode        */
414 #define UART_MODE_TX_RX                     (USART_CR1_TE |USART_CR1_RE)    /*!< RX and TX mode */
415 /**
416   * @}
417   */
418 
419 /** @defgroup UART_State  UART State
420   * @{
421   */
422 #define UART_STATE_DISABLE                  0x00000000U         /*!< UART disabled  */
423 #define UART_STATE_ENABLE                   USART_CR1_UE        /*!< UART enabled   */
424 /**
425   * @}
426   */
427 
428 /** @defgroup UART_Over_Sampling UART Over Sampling
429   * @{
430   */
431 #define UART_OVERSAMPLING_16                0x00000000U         /*!< Oversampling by 16 */
432 #define UART_OVERSAMPLING_8                 USART_CR1_OVER8     /*!< Oversampling by 8  */
433 /**
434   * @}
435   */
436 
437 /** @defgroup UART_OneBit_Sampling UART One Bit Sampling Method
438   * @{
439   */
440 #define UART_ONE_BIT_SAMPLE_DISABLE         0x00000000U         /*!< One-bit sampling disable */
441 #define UART_ONE_BIT_SAMPLE_ENABLE          USART_CR3_ONEBIT    /*!< One-bit sampling enable  */
442 /**
443   * @}
444   */
445 
446 /** @defgroup UART_ClockPrescaler  UART Clock Prescaler
447   * @{
448   */
449 #define UART_PRESCALER_DIV1    0x00000000U  /*!< fclk_pres = fclk     */
450 #define UART_PRESCALER_DIV2    0x00000001U  /*!< fclk_pres = fclk/2   */
451 #define UART_PRESCALER_DIV4    0x00000002U  /*!< fclk_pres = fclk/4   */
452 #define UART_PRESCALER_DIV6    0x00000003U  /*!< fclk_pres = fclk/6   */
453 #define UART_PRESCALER_DIV8    0x00000004U  /*!< fclk_pres = fclk/8   */
454 #define UART_PRESCALER_DIV10   0x00000005U  /*!< fclk_pres = fclk/10  */
455 #define UART_PRESCALER_DIV12   0x00000006U  /*!< fclk_pres = fclk/12  */
456 #define UART_PRESCALER_DIV16   0x00000007U  /*!< fclk_pres = fclk/16  */
457 #define UART_PRESCALER_DIV32   0x00000008U  /*!< fclk_pres = fclk/32  */
458 #define UART_PRESCALER_DIV64   0x00000009U  /*!< fclk_pres = fclk/64  */
459 #define UART_PRESCALER_DIV128  0x0000000AU  /*!< fclk_pres = fclk/128 */
460 #define UART_PRESCALER_DIV256  0x0000000BU  /*!< fclk_pres = fclk/256 */
461 /**
462   * @}
463   */
464 
465 /** @defgroup UART_AutoBaud_Rate_Mode    UART Advanced Feature AutoBaud Rate Mode
466   * @{
467   */
468 #define UART_ADVFEATURE_AUTOBAUDRATE_ONSTARTBIT    0x00000000U           /*!< Auto Baud rate detection
469                                                                               on start bit              */
470 #define UART_ADVFEATURE_AUTOBAUDRATE_ONFALLINGEDGE USART_CR2_ABRMODE_0   /*!< Auto Baud rate detection
471                                                                               on falling edge           */
472 #define UART_ADVFEATURE_AUTOBAUDRATE_ON0X7FFRAME   USART_CR2_ABRMODE_1   /*!< Auto Baud rate detection
473                                                                               on 0x7F frame detection   */
474 #define UART_ADVFEATURE_AUTOBAUDRATE_ON0X55FRAME   USART_CR2_ABRMODE     /*!< Auto Baud rate detection
475                                                                               on 0x55 frame detection   */
476 /**
477   * @}
478   */
479 
480 /** @defgroup UART_Receiver_Timeout UART Receiver Timeout
481   * @{
482   */
483 #define UART_RECEIVER_TIMEOUT_DISABLE       0x00000000U                /*!< UART Receiver Timeout disable */
484 #define UART_RECEIVER_TIMEOUT_ENABLE        USART_CR2_RTOEN            /*!< UART Receiver Timeout enable  */
485 /**
486   * @}
487   */
488 
489 /** @defgroup UART_LIN    UART Local Interconnection Network mode
490   * @{
491   */
492 #define UART_LIN_DISABLE                    0x00000000U                /*!< Local Interconnect Network disable */
493 #define UART_LIN_ENABLE                     USART_CR2_LINEN            /*!< Local Interconnect Network enable  */
494 /**
495   * @}
496   */
497 
498 /** @defgroup UART_LIN_Break_Detection  UART LIN Break Detection
499   * @{
500   */
501 #define UART_LINBREAKDETECTLENGTH_10B       0x00000000U                /*!< LIN 10-bit break detection length */
502 #define UART_LINBREAKDETECTLENGTH_11B       USART_CR2_LBDL             /*!< LIN 11-bit break detection length  */
503 /**
504   * @}
505   */
506 
507 /** @defgroup UART_DMA_Tx    UART DMA Tx
508   * @{
509   */
510 #define UART_DMA_TX_DISABLE                 0x00000000U                /*!< UART DMA TX disabled */
511 #define UART_DMA_TX_ENABLE                  USART_CR3_DMAT             /*!< UART DMA TX enabled  */
512 /**
513   * @}
514   */
515 
516 /** @defgroup UART_DMA_Rx   UART DMA Rx
517   * @{
518   */
519 #define UART_DMA_RX_DISABLE                 0x00000000U                 /*!< UART DMA RX disabled */
520 #define UART_DMA_RX_ENABLE                  USART_CR3_DMAR              /*!< UART DMA RX enabled  */
521 /**
522   * @}
523   */
524 
525 /** @defgroup UART_Half_Duplex_Selection  UART Half Duplex Selection
526   * @{
527   */
528 #define UART_HALF_DUPLEX_DISABLE            0x00000000U                 /*!< UART half-duplex disabled */
529 #define UART_HALF_DUPLEX_ENABLE             USART_CR3_HDSEL             /*!< UART half-duplex enabled  */
530 /**
531   * @}
532   */
533 
534 /** @defgroup UART_WakeUp_Methods   UART WakeUp Methods
535   * @{
536   */
537 #define UART_WAKEUPMETHOD_IDLELINE          0x00000000U                 /*!< UART wake-up on idle line    */
538 #define UART_WAKEUPMETHOD_ADDRESSMARK       USART_CR1_WAKE              /*!< UART wake-up on address mark */
539 /**
540   * @}
541   */
542 
543 /** @defgroup UART_Request_Parameters UART Request Parameters
544   * @{
545   */
546 #define UART_AUTOBAUD_REQUEST               USART_RQR_ABRRQ        /*!< Auto-Baud Rate Request      */
547 #define UART_SENDBREAK_REQUEST              USART_RQR_SBKRQ        /*!< Send Break Request          */
548 #define UART_MUTE_MODE_REQUEST              USART_RQR_MMRQ         /*!< Mute Mode Request           */
549 #define UART_RXDATA_FLUSH_REQUEST           USART_RQR_RXFRQ        /*!< Receive Data flush Request  */
550 #define UART_TXDATA_FLUSH_REQUEST           USART_RQR_TXFRQ        /*!< Transmit data flush Request */
551 /**
552   * @}
553   */
554 
555 /** @defgroup UART_Advanced_Features_Initialization_Type  UART Advanced Feature Initialization Type
556   * @{
557   */
558 #define UART_ADVFEATURE_NO_INIT                 0x00000000U          /*!< No advanced feature initialization       */
559 #define UART_ADVFEATURE_TXINVERT_INIT           0x00000001U          /*!< TX pin active level inversion            */
560 #define UART_ADVFEATURE_RXINVERT_INIT           0x00000002U          /*!< RX pin active level inversion            */
561 #define UART_ADVFEATURE_DATAINVERT_INIT         0x00000004U          /*!< Binary data inversion                    */
562 #define UART_ADVFEATURE_SWAP_INIT               0x00000008U          /*!< TX/RX pins swap                          */
563 #define UART_ADVFEATURE_RXOVERRUNDISABLE_INIT   0x00000010U          /*!< RX overrun disable                       */
564 #define UART_ADVFEATURE_DMADISABLEONERROR_INIT  0x00000020U          /*!< DMA disable on Reception Error           */
565 #define UART_ADVFEATURE_AUTOBAUDRATE_INIT       0x00000040U          /*!< Auto Baud rate detection initialization  */
566 #define UART_ADVFEATURE_MSBFIRST_INIT           0x00000080U          /*!< Most significant bit sent/received first */
567 /**
568   * @}
569   */
570 
571 /** @defgroup UART_Tx_Inv UART Advanced Feature TX Pin Active Level Inversion
572   * @{
573   */
574 #define UART_ADVFEATURE_TXINV_DISABLE       0x00000000U             /*!< TX pin active level inversion disable */
575 #define UART_ADVFEATURE_TXINV_ENABLE        USART_CR2_TXINV         /*!< TX pin active level inversion enable  */
576 /**
577   * @}
578   */
579 
580 /** @defgroup UART_Rx_Inv UART Advanced Feature RX Pin Active Level Inversion
581   * @{
582   */
583 #define UART_ADVFEATURE_RXINV_DISABLE       0x00000000U             /*!< RX pin active level inversion disable */
584 #define UART_ADVFEATURE_RXINV_ENABLE        USART_CR2_RXINV         /*!< RX pin active level inversion enable  */
585 /**
586   * @}
587   */
588 
589 /** @defgroup UART_Data_Inv  UART Advanced Feature Binary Data Inversion
590   * @{
591   */
592 #define UART_ADVFEATURE_DATAINV_DISABLE     0x00000000U             /*!< Binary data inversion disable */
593 #define UART_ADVFEATURE_DATAINV_ENABLE      USART_CR2_DATAINV       /*!< Binary data inversion enable  */
594 /**
595   * @}
596   */
597 
598 /** @defgroup UART_Rx_Tx_Swap UART Advanced Feature RX TX Pins Swap
599   * @{
600   */
601 #define UART_ADVFEATURE_SWAP_DISABLE        0x00000000U             /*!< TX/RX pins swap disable */
602 #define UART_ADVFEATURE_SWAP_ENABLE         USART_CR2_SWAP          /*!< TX/RX pins swap enable  */
603 /**
604   * @}
605   */
606 
607 /** @defgroup UART_Overrun_Disable  UART Advanced Feature Overrun Disable
608   * @{
609   */
610 #define UART_ADVFEATURE_OVERRUN_ENABLE      0x00000000U             /*!< RX overrun enable  */
611 #define UART_ADVFEATURE_OVERRUN_DISABLE     USART_CR3_OVRDIS        /*!< RX overrun disable */
612 /**
613   * @}
614   */
615 
616 /** @defgroup UART_AutoBaudRate_Enable  UART Advanced Feature Auto BaudRate Enable
617   * @{
618   */
619 #define UART_ADVFEATURE_AUTOBAUDRATE_DISABLE   0x00000000U          /*!< RX Auto Baud rate detection enable  */
620 #define UART_ADVFEATURE_AUTOBAUDRATE_ENABLE    USART_CR2_ABREN      /*!< RX Auto Baud rate detection disable */
621 /**
622   * @}
623   */
624 
625 /** @defgroup UART_DMA_Disable_on_Rx_Error   UART Advanced Feature DMA Disable On Rx Error
626   * @{
627   */
628 #define UART_ADVFEATURE_DMA_ENABLEONRXERROR    0x00000000U          /*!< DMA enable on Reception Error  */
629 #define UART_ADVFEATURE_DMA_DISABLEONRXERROR   USART_CR3_DDRE       /*!< DMA disable on Reception Error */
630 /**
631   * @}
632   */
633 
634 /** @defgroup UART_MSB_First   UART Advanced Feature MSB First
635   * @{
636   */
637 #define UART_ADVFEATURE_MSBFIRST_DISABLE    0x00000000U             /*!< Most significant bit sent/received
638                                                                          first disable                      */
639 #define UART_ADVFEATURE_MSBFIRST_ENABLE     USART_CR2_MSBFIRST      /*!< Most significant bit sent/received
640                                                                          first enable                       */
641 /**
642   * @}
643   */
644 
645 /** @defgroup UART_Stop_Mode_Enable   UART Advanced Feature Stop Mode Enable
646   * @{
647   */
648 #define UART_ADVFEATURE_STOPMODE_DISABLE    0x00000000U             /*!< UART stop mode disable */
649 #define UART_ADVFEATURE_STOPMODE_ENABLE     USART_CR1_UESM          /*!< UART stop mode enable  */
650 /**
651   * @}
652   */
653 
654 /** @defgroup UART_Mute_Mode   UART Advanced Feature Mute Mode Enable
655   * @{
656   */
657 #define UART_ADVFEATURE_MUTEMODE_DISABLE    0x00000000U             /*!< UART mute mode disable */
658 #define UART_ADVFEATURE_MUTEMODE_ENABLE     USART_CR1_MME           /*!< UART mute mode enable  */
659 /**
660   * @}
661   */
662 
663 /** @defgroup UART_CR2_ADDRESS_LSB_POS    UART Address-matching LSB Position In CR2 Register
664   * @{
665   */
666 #define UART_CR2_ADDRESS_LSB_POS             24U             /*!< UART address-matching LSB position in CR2 register */
667 /**
668   * @}
669   */
670 
671 /** @defgroup UART_WakeUp_from_Stop_Selection   UART WakeUp From Stop Selection
672   * @{
673   */
674 #define UART_WAKEUP_ON_ADDRESS              0x00000000U             /*!< UART wake-up on address                     */
675 #define UART_WAKEUP_ON_STARTBIT             USART_CR3_WUS_1         /*!< UART wake-up on start bit                   */
676 #define UART_WAKEUP_ON_READDATA_NONEMPTY    USART_CR3_WUS           /*!< UART wake-up on receive data register
677                                                                          not empty or RXFIFO is not empty            */
678 /**
679   * @}
680   */
681 
682 /** @defgroup UART_DriverEnable_Polarity      UART DriverEnable Polarity
683   * @{
684   */
685 #define UART_DE_POLARITY_HIGH               0x00000000U             /*!< Driver enable signal is active high */
686 #define UART_DE_POLARITY_LOW                USART_CR3_DEP           /*!< Driver enable signal is active low  */
687 /**
688   * @}
689   */
690 
691 /** @defgroup UART_CR1_DEAT_ADDRESS_LSB_POS    UART Driver Enable Assertion Time LSB Position In CR1 Register
692   * @{
693   */
694 #define UART_CR1_DEAT_ADDRESS_LSB_POS       21U      /*!< UART Driver Enable assertion time LSB
695                                                           position in CR1 register */
696 /**
697   * @}
698   */
699 
700 /** @defgroup UART_CR1_DEDT_ADDRESS_LSB_POS    UART Driver Enable DeAssertion Time LSB Position In CR1 Register
701   * @{
702   */
703 #define UART_CR1_DEDT_ADDRESS_LSB_POS       16U      /*!< UART Driver Enable de-assertion time LSB
704                                                           position in CR1 register */
705 /**
706   * @}
707   */
708 
709 /** @defgroup UART_Interruption_Mask    UART Interruptions Flag Mask
710   * @{
711   */
712 #define UART_IT_MASK                        0x001FU  /*!< UART interruptions flags mask */
713 /**
714   * @}
715   */
716 
717 /** @defgroup UART_TimeOut_Value    UART polling-based communications time-out value
718   * @{
719   */
720 #define HAL_UART_TIMEOUT_VALUE              0x1FFFFFFU  /*!< UART polling-based communications time-out value */
721 /**
722   * @}
723   */
724 
725 /** @defgroup UART_Flags     UART Status Flags
726   *        Elements values convention: 0xXXXX
727   *           - 0xXXXX  : Flag mask in the ISR register
728   * @{
729   */
730 #define UART_FLAG_TXFT                      USART_ISR_TXFT          /*!< UART TXFIFO threshold flag                */
731 #define UART_FLAG_RXFT                      USART_ISR_RXFT          /*!< UART RXFIFO threshold flag                */
732 #define UART_FLAG_RXFF                      USART_ISR_RXFF          /*!< UART RXFIFO Full flag                     */
733 #define UART_FLAG_TXFE                      USART_ISR_TXFE          /*!< UART TXFIFO Empty flag                    */
734 #define UART_FLAG_REACK                     USART_ISR_REACK         /*!< UART receive enable acknowledge flag      */
735 #define UART_FLAG_TEACK                     USART_ISR_TEACK         /*!< UART transmit enable acknowledge flag     */
736 #define UART_FLAG_WUF                       USART_ISR_WUF           /*!< UART wake-up from stop mode flag          */
737 #define UART_FLAG_RWU                       USART_ISR_RWU           /*!< UART receiver wake-up from mute mode flag */
738 #define UART_FLAG_SBKF                      USART_ISR_SBKF          /*!< UART send break flag                      */
739 #define UART_FLAG_CMF                       USART_ISR_CMF           /*!< UART character match flag                 */
740 #define UART_FLAG_BUSY                      USART_ISR_BUSY          /*!< UART busy flag                            */
741 #define UART_FLAG_ABRF                      USART_ISR_ABRF          /*!< UART auto Baud rate flag                  */
742 #define UART_FLAG_ABRE                      USART_ISR_ABRE          /*!< UART auto Baud rate error                 */
743 #define UART_FLAG_RTOF                      USART_ISR_RTOF          /*!< UART receiver timeout flag                */
744 #define UART_FLAG_CTS                       USART_ISR_CTS           /*!< UART clear to send flag                   */
745 #define UART_FLAG_CTSIF                     USART_ISR_CTSIF         /*!< UART clear to send interrupt flag         */
746 #define UART_FLAG_LBDF                      USART_ISR_LBDF          /*!< UART LIN break detection flag             */
747 #define UART_FLAG_TXE                       USART_ISR_TXE_TXFNF     /*!< UART transmit data register empty         */
748 #define UART_FLAG_TXFNF                     USART_ISR_TXE_TXFNF     /*!< UART TXFIFO not full                      */
749 #define UART_FLAG_TC                        USART_ISR_TC            /*!< UART transmission complete                */
750 #define UART_FLAG_RXNE                      USART_ISR_RXNE_RXFNE    /*!< UART read data register not empty         */
751 #define UART_FLAG_RXFNE                     USART_ISR_RXNE_RXFNE    /*!< UART RXFIFO not empty                     */
752 #define UART_FLAG_IDLE                      USART_ISR_IDLE          /*!< UART idle flag                            */
753 #define UART_FLAG_ORE                       USART_ISR_ORE           /*!< UART overrun error                        */
754 #define UART_FLAG_NE                        USART_ISR_NE            /*!< UART noise error                          */
755 #define UART_FLAG_FE                        USART_ISR_FE            /*!< UART frame error                          */
756 #define UART_FLAG_PE                        USART_ISR_PE            /*!< UART parity error                         */
757 /**
758   * @}
759   */
760 
761 /** @defgroup UART_Interrupt_definition   UART Interrupts Definition
762   *        Elements values convention: 000ZZZZZ0XXYYYYYb
763   *           - YYYYY  : Interrupt source position in the XX register (5bits)
764   *           - XX  : Interrupt source register (2bits)
765   *                 - 01: CR1 register
766   *                 - 10: CR2 register
767   *                 - 11: CR3 register
768   *           - ZZZZZ  : Flag position in the ISR register(5bits)
769   *        Elements values convention: 000000000XXYYYYYb
770   *           - YYYYY  : Interrupt source position in the XX register (5bits)
771   *           - XX  : Interrupt source register (2bits)
772   *                 - 01: CR1 register
773   *                 - 10: CR2 register
774   *                 - 11: CR3 register
775   *        Elements values convention: 0000ZZZZ00000000b
776   *           - ZZZZ  : Flag position in the ISR register(4bits)
777   * @{
778   */
779 #define UART_IT_PE                          0x0028U              /*!< UART parity error interruption                 */
780 #define UART_IT_TXE                         0x0727U              /*!< UART transmit data register empty interruption */
781 #define UART_IT_TXFNF                       0x0727U              /*!< UART TX FIFO not full interruption             */
782 #define UART_IT_TC                          0x0626U              /*!< UART transmission complete interruption        */
783 #define UART_IT_RXNE                        0x0525U              /*!< UART read data register not empty interruption */
784 #define UART_IT_RXFNE                       0x0525U              /*!< UART RXFIFO not empty interruption             */
785 #define UART_IT_IDLE                        0x0424U              /*!< UART idle interruption                         */
786 #define UART_IT_LBD                         0x0846U              /*!< UART LIN break detection interruption          */
787 #define UART_IT_CTS                         0x096AU              /*!< UART CTS interruption                          */
788 #define UART_IT_CM                          0x112EU              /*!< UART character match interruption              */
789 #define UART_IT_WUF                         0x1476U              /*!< UART wake-up from stop mode interruption       */
790 #define UART_IT_RXFF                        0x183FU              /*!< UART RXFIFO full interruption                  */
791 #define UART_IT_TXFE                        0x173EU              /*!< UART TXFIFO empty interruption                 */
792 #define UART_IT_RXFT                        0x1A7CU              /*!< UART RXFIFO threshold reached interruption     */
793 #define UART_IT_TXFT                        0x1B77U              /*!< UART TXFIFO threshold reached interruption     */
794 #define UART_IT_RTO                         0x0B3AU              /*!< UART receiver timeout interruption             */
795 
796 #define UART_IT_ERR                         0x0060U              /*!< UART error interruption                        */
797 
798 #define UART_IT_ORE                         0x0300U              /*!< UART overrun error interruption                */
799 #define UART_IT_NE                          0x0200U              /*!< UART noise error interruption                  */
800 #define UART_IT_FE                          0x0100U              /*!< UART frame error interruption                  */
801 /**
802   * @}
803   */
804 
805 /** @defgroup UART_IT_CLEAR_Flags  UART Interruption Clear Flags
806   * @{
807   */
808 #define UART_CLEAR_PEF                       USART_ICR_PECF            /*!< Parity Error Clear Flag           */
809 #define UART_CLEAR_FEF                       USART_ICR_FECF            /*!< Framing Error Clear Flag          */
810 #define UART_CLEAR_NEF                       USART_ICR_NECF            /*!< Noise Error detected Clear Flag   */
811 #define UART_CLEAR_OREF                      USART_ICR_ORECF           /*!< Overrun Error Clear Flag          */
812 #define UART_CLEAR_IDLEF                     USART_ICR_IDLECF          /*!< IDLE line detected Clear Flag     */
813 #define UART_CLEAR_TXFECF                    USART_ICR_TXFECF          /*!< TXFIFO empty clear flag           */
814 #define UART_CLEAR_TCF                       USART_ICR_TCCF            /*!< Transmission Complete Clear Flag  */
815 #define UART_CLEAR_LBDF                      USART_ICR_LBDCF           /*!< LIN Break Detection Clear Flag    */
816 #define UART_CLEAR_CTSF                      USART_ICR_CTSCF           /*!< CTS Interrupt Clear Flag          */
817 #define UART_CLEAR_CMF                       USART_ICR_CMCF            /*!< Character Match Clear Flag        */
818 #define UART_CLEAR_WUF                       USART_ICR_WUCF            /*!< Wake Up from stop mode Clear Flag */
819 #define UART_CLEAR_RTOF                      USART_ICR_RTOCF           /*!< UART receiver timeout clear flag  */
820 /**
821   * @}
822   */
823 
824 /** @defgroup UART_Reception_Type_Values  UART Reception type values
825   * @{
826   */
827 #define HAL_UART_RECEPTION_STANDARD          (0x00000000U)             /*!< Standard reception                       */
828 #define HAL_UART_RECEPTION_TOIDLE            (0x00000001U)             /*!< Reception till completion or IDLE event  */
829 #define HAL_UART_RECEPTION_TORTO             (0x00000002U)             /*!< Reception till completion or RTO event   */
830 #define HAL_UART_RECEPTION_TOCHARMATCH       (0x00000003U)             /*!< Reception till completion or CM event    */
831 /**
832   * @}
833   */
834 
835 /** @defgroup UART_RxEvent_Type_Values  UART RxEvent type values
836   * @{
837   */
838 #define HAL_UART_RXEVENT_TC                  (0x00000000U)             /*!< RxEvent linked to Transfer Complete event */
839 #define HAL_UART_RXEVENT_HT                  (0x00000001U)             /*!< RxEvent linked to Half Transfer event     */
840 #define HAL_UART_RXEVENT_IDLE                (0x00000002U)             /*!< RxEvent linked to IDLE event              */
841 /**
842   * @}
843   */
844 
845 /**
846   * @}
847   */
848 
849 /* Exported macros -----------------------------------------------------------*/
850 /** @defgroup UART_Exported_Macros UART Exported Macros
851   * @{
852   */
853 
854 /** @brief  Reset UART handle states.
855   * @param  __HANDLE__ UART handle.
856   * @retval None
857   */
858 #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
859 #define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__)  do{                                                   \
860                                                        (__HANDLE__)->gState = HAL_UART_STATE_RESET;      \
861                                                        (__HANDLE__)->RxState = HAL_UART_STATE_RESET;     \
862                                                        (__HANDLE__)->MspInitCallback = NULL;             \
863                                                        (__HANDLE__)->MspDeInitCallback = NULL;           \
864                                                      } while(0U)
865 #else
866 #define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__)  do{                                                   \
867                                                        (__HANDLE__)->gState = HAL_UART_STATE_RESET;      \
868                                                        (__HANDLE__)->RxState = HAL_UART_STATE_RESET;     \
869                                                      } while(0U)
870 #endif /*USE_HAL_UART_REGISTER_CALLBACKS */
871 
872 /** @brief  Flush the UART Data registers.
873   * @param  __HANDLE__ specifies the UART Handle.
874   * @retval None
875   */
876 #define __HAL_UART_FLUSH_DRREGISTER(__HANDLE__)  \
877   do{                \
878     SET_BIT((__HANDLE__)->Instance->RQR, UART_RXDATA_FLUSH_REQUEST); \
879     SET_BIT((__HANDLE__)->Instance->RQR, UART_TXDATA_FLUSH_REQUEST); \
880   }  while(0U)
881 
882 /** @brief  Clear the specified UART pending flag.
883   * @param  __HANDLE__ specifies the UART Handle.
884   * @param  __FLAG__ specifies the flag to check.
885   *          This parameter can be any combination of the following values:
886   *            @arg @ref UART_CLEAR_PEF      Parity Error Clear Flag
887   *            @arg @ref UART_CLEAR_FEF      Framing Error Clear Flag
888   *            @arg @ref UART_CLEAR_NEF      Noise detected Clear Flag
889   *            @arg @ref UART_CLEAR_OREF     Overrun Error Clear Flag
890   *            @arg @ref UART_CLEAR_IDLEF    IDLE line detected Clear Flag
891   *            @arg @ref UART_CLEAR_TXFECF   TXFIFO empty clear Flag
892   *            @arg @ref UART_CLEAR_TCF      Transmission Complete Clear Flag
893   *            @arg @ref UART_CLEAR_RTOF     Receiver Timeout clear flag
894   *            @arg @ref UART_CLEAR_LBDF     LIN Break Detection Clear Flag
895   *            @arg @ref UART_CLEAR_CTSF     CTS Interrupt Clear Flag
896   *            @arg @ref UART_CLEAR_CMF      Character Match Clear Flag
897   *            @arg @ref UART_CLEAR_WUF      Wake Up from stop mode Clear Flag
898   * @retval None
899   */
900 #define __HAL_UART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__))
901 
902 /** @brief  Clear the UART PE pending flag.
903   * @param  __HANDLE__ specifies the UART Handle.
904   * @retval None
905   */
906 #define __HAL_UART_CLEAR_PEFLAG(__HANDLE__)   __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_PEF)
907 
908 /** @brief  Clear the UART FE pending flag.
909   * @param  __HANDLE__ specifies the UART Handle.
910   * @retval None
911   */
912 #define __HAL_UART_CLEAR_FEFLAG(__HANDLE__)   __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_FEF)
913 
914 /** @brief  Clear the UART NE pending flag.
915   * @param  __HANDLE__ specifies the UART Handle.
916   * @retval None
917   */
918 #define __HAL_UART_CLEAR_NEFLAG(__HANDLE__)  __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_NEF)
919 
920 /** @brief  Clear the UART ORE pending flag.
921   * @param  __HANDLE__ specifies the UART Handle.
922   * @retval None
923   */
924 #define __HAL_UART_CLEAR_OREFLAG(__HANDLE__)   __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_OREF)
925 
926 /** @brief  Clear the UART IDLE pending flag.
927   * @param  __HANDLE__ specifies the UART Handle.
928   * @retval None
929   */
930 #define __HAL_UART_CLEAR_IDLEFLAG(__HANDLE__)   __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_IDLEF)
931 
932 /** @brief  Clear the UART TX FIFO empty clear flag.
933   * @param  __HANDLE__ specifies the UART Handle.
934   * @retval None
935   */
936 #define __HAL_UART_CLEAR_TXFECF(__HANDLE__)   __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_TXFECF)
937 
938 /** @brief  Check whether the specified UART flag is set or not.
939   * @param  __HANDLE__ specifies the UART Handle.
940   * @param  __FLAG__ specifies the flag to check.
941   *        This parameter can be one of the following values:
942   *            @arg @ref UART_FLAG_TXFT  TXFIFO threshold flag
943   *            @arg @ref UART_FLAG_RXFT  RXFIFO threshold flag
944   *            @arg @ref UART_FLAG_RXFF  RXFIFO Full flag
945   *            @arg @ref UART_FLAG_TXFE  TXFIFO Empty flag
946   *            @arg @ref UART_FLAG_REACK Receive enable acknowledge flag
947   *            @arg @ref UART_FLAG_TEACK Transmit enable acknowledge flag
948   *            @arg @ref UART_FLAG_WUF   Wake up from stop mode flag
949   *            @arg @ref UART_FLAG_RWU   Receiver wake up flag (if the UART in mute mode)
950   *            @arg @ref UART_FLAG_SBKF  Send Break flag
951   *            @arg @ref UART_FLAG_CMF   Character match flag
952   *            @arg @ref UART_FLAG_BUSY  Busy flag
953   *            @arg @ref UART_FLAG_ABRF  Auto Baud rate detection flag
954   *            @arg @ref UART_FLAG_ABRE  Auto Baud rate detection error flag
955   *            @arg @ref UART_FLAG_CTS   CTS Change flag
956   *            @arg @ref UART_FLAG_LBDF  LIN Break detection flag
957   *            @arg @ref UART_FLAG_TXE   Transmit data register empty flag
958   *            @arg @ref UART_FLAG_TXFNF UART TXFIFO not full flag
959   *            @arg @ref UART_FLAG_TC    Transmission Complete flag
960   *            @arg @ref UART_FLAG_RXNE  Receive data register not empty flag
961   *            @arg @ref UART_FLAG_RXFNE UART RXFIFO not empty flag
962   *            @arg @ref UART_FLAG_RTOF  Receiver Timeout flag
963   *            @arg @ref UART_FLAG_IDLE  Idle Line detection flag
964   *            @arg @ref UART_FLAG_ORE   Overrun Error flag
965   *            @arg @ref UART_FLAG_NE    Noise Error flag
966   *            @arg @ref UART_FLAG_FE    Framing Error flag
967   *            @arg @ref UART_FLAG_PE    Parity Error flag
968   * @retval The new state of __FLAG__ (TRUE or FALSE).
969   */
970 #define __HAL_UART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->ISR & (__FLAG__)) == (__FLAG__))
971 
972 /** @brief  Enable the specified UART interrupt.
973   * @param  __HANDLE__ specifies the UART Handle.
974   * @param  __INTERRUPT__ specifies the UART interrupt source to enable.
975   *          This parameter can be one of the following values:
976   *            @arg @ref UART_IT_RXFF  RXFIFO Full interrupt
977   *            @arg @ref UART_IT_TXFE  TXFIFO Empty interrupt
978   *            @arg @ref UART_IT_RXFT  RXFIFO threshold interrupt
979   *            @arg @ref UART_IT_TXFT  TXFIFO threshold interrupt
980   *            @arg @ref UART_IT_WUF   Wakeup from stop mode interrupt
981   *            @arg @ref UART_IT_CM    Character match interrupt
982   *            @arg @ref UART_IT_CTS   CTS change interrupt
983   *            @arg @ref UART_IT_LBD   LIN Break detection interrupt
984   *            @arg @ref UART_IT_TXE   Transmit Data Register empty interrupt
985   *            @arg @ref UART_IT_TXFNF TX FIFO not full interrupt
986   *            @arg @ref UART_IT_TC    Transmission complete interrupt
987   *            @arg @ref UART_IT_RXNE  Receive Data register not empty interrupt
988   *            @arg @ref UART_IT_RXFNE RXFIFO not empty interrupt
989   *            @arg @ref UART_IT_RTO   Receive Timeout interrupt
990   *            @arg @ref UART_IT_IDLE  Idle line detection interrupt
991   *            @arg @ref UART_IT_PE    Parity Error interrupt
992   *            @arg @ref UART_IT_ERR   Error interrupt (frame error, noise error, overrun error)
993   * @retval None
994   */
995 #define __HAL_UART_ENABLE_IT(__HANDLE__, __INTERRUPT__)   (\
996                                                            ((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U)?\
997                                                            ((__HANDLE__)->Instance->CR1 |= (1U <<\
998                                                                ((__INTERRUPT__) & UART_IT_MASK))): \
999                                                            ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U)?\
1000                                                            ((__HANDLE__)->Instance->CR2 |= (1U <<\
1001                                                                ((__INTERRUPT__) & UART_IT_MASK))): \
1002                                                            ((__HANDLE__)->Instance->CR3 |= (1U <<\
1003                                                                ((__INTERRUPT__) & UART_IT_MASK))))
1004 
1005 /** @brief  Disable the specified UART interrupt.
1006   * @param  __HANDLE__ specifies the UART Handle.
1007   * @param  __INTERRUPT__ specifies the UART interrupt source to disable.
1008   *          This parameter can be one of the following values:
1009   *            @arg @ref UART_IT_RXFF  RXFIFO Full interrupt
1010   *            @arg @ref UART_IT_TXFE  TXFIFO Empty interrupt
1011   *            @arg @ref UART_IT_RXFT  RXFIFO threshold interrupt
1012   *            @arg @ref UART_IT_TXFT  TXFIFO threshold interrupt
1013   *            @arg @ref UART_IT_WUF   Wakeup from stop mode interrupt
1014   *            @arg @ref UART_IT_CM    Character match interrupt
1015   *            @arg @ref UART_IT_CTS   CTS change interrupt
1016   *            @arg @ref UART_IT_LBD   LIN Break detection interrupt
1017   *            @arg @ref UART_IT_TXE   Transmit Data Register empty interrupt
1018   *            @arg @ref UART_IT_TXFNF TX FIFO not full interrupt
1019   *            @arg @ref UART_IT_TC    Transmission complete interrupt
1020   *            @arg @ref UART_IT_RXNE  Receive Data register not empty interrupt
1021   *            @arg @ref UART_IT_RXFNE RXFIFO not empty interrupt
1022   *            @arg @ref UART_IT_RTO   Receive Timeout interrupt
1023   *            @arg @ref UART_IT_IDLE  Idle line detection interrupt
1024   *            @arg @ref UART_IT_PE    Parity Error interrupt
1025   *            @arg @ref UART_IT_ERR   Error interrupt (Frame error, noise error, overrun error)
1026   * @retval None
1027   */
1028 #define __HAL_UART_DISABLE_IT(__HANDLE__, __INTERRUPT__)  (\
1029                                                            ((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U)?\
1030                                                            ((__HANDLE__)->Instance->CR1 &= ~ (1U <<\
1031                                                                ((__INTERRUPT__) & UART_IT_MASK))): \
1032                                                            ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U)?\
1033                                                            ((__HANDLE__)->Instance->CR2 &= ~ (1U <<\
1034                                                                ((__INTERRUPT__) & UART_IT_MASK))): \
1035                                                            ((__HANDLE__)->Instance->CR3 &= ~ (1U <<\
1036                                                                ((__INTERRUPT__) & UART_IT_MASK))))
1037 
1038 /** @brief  Check whether the specified UART interrupt has occurred or not.
1039   * @param  __HANDLE__ specifies the UART Handle.
1040   * @param  __INTERRUPT__ specifies the UART interrupt to check.
1041   *          This parameter can be one of the following values:
1042   *            @arg @ref UART_IT_RXFF  RXFIFO Full interrupt
1043   *            @arg @ref UART_IT_TXFE  TXFIFO Empty interrupt
1044   *            @arg @ref UART_IT_RXFT  RXFIFO threshold interrupt
1045   *            @arg @ref UART_IT_TXFT  TXFIFO threshold interrupt
1046   *            @arg @ref UART_IT_WUF   Wakeup from stop mode interrupt
1047   *            @arg @ref UART_IT_CM    Character match interrupt
1048   *            @arg @ref UART_IT_CTS   CTS change interrupt
1049   *            @arg @ref UART_IT_LBD   LIN Break detection interrupt
1050   *            @arg @ref UART_IT_TXE   Transmit Data Register empty interrupt
1051   *            @arg @ref UART_IT_TXFNF TX FIFO not full interrupt
1052   *            @arg @ref UART_IT_TC    Transmission complete interrupt
1053   *            @arg @ref UART_IT_RXNE  Receive Data register not empty interrupt
1054   *            @arg @ref UART_IT_RXFNE RXFIFO not empty interrupt
1055   *            @arg @ref UART_IT_RTO   Receive Timeout interrupt
1056   *            @arg @ref UART_IT_IDLE  Idle line detection interrupt
1057   *            @arg @ref UART_IT_PE    Parity Error interrupt
1058   *            @arg @ref UART_IT_ERR   Error interrupt (Frame error, noise error, overrun error)
1059   * @retval The new state of __INTERRUPT__ (SET or RESET).
1060   */
1061 #define __HAL_UART_GET_IT(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->ISR\
1062                                                         & (1U << ((__INTERRUPT__)>> 8U))) != RESET) ? SET : RESET)
1063 
1064 /** @brief  Check whether the specified UART interrupt source is enabled or not.
1065   * @param  __HANDLE__ specifies the UART Handle.
1066   * @param  __INTERRUPT__ specifies the UART interrupt source to check.
1067   *          This parameter can be one of the following values:
1068   *            @arg @ref UART_IT_RXFF  RXFIFO Full interrupt
1069   *            @arg @ref UART_IT_TXFE  TXFIFO Empty interrupt
1070   *            @arg @ref UART_IT_RXFT  RXFIFO threshold interrupt
1071   *            @arg @ref UART_IT_TXFT  TXFIFO threshold interrupt
1072   *            @arg @ref UART_IT_WUF   Wakeup from stop mode interrupt
1073   *            @arg @ref UART_IT_CM    Character match interrupt
1074   *            @arg @ref UART_IT_CTS   CTS change interrupt
1075   *            @arg @ref UART_IT_LBD   LIN Break detection interrupt
1076   *            @arg @ref UART_IT_TXE   Transmit Data Register empty interrupt
1077   *            @arg @ref UART_IT_TXFNF TX FIFO not full interrupt
1078   *            @arg @ref UART_IT_TC    Transmission complete interrupt
1079   *            @arg @ref UART_IT_RXNE  Receive Data register not empty interrupt
1080   *            @arg @ref UART_IT_RXFNE RXFIFO not empty interrupt
1081   *            @arg @ref UART_IT_RTO   Receive Timeout interrupt
1082   *            @arg @ref UART_IT_IDLE  Idle line detection interrupt
1083   *            @arg @ref UART_IT_PE    Parity Error interrupt
1084   *            @arg @ref UART_IT_ERR   Error interrupt (Frame error, noise error, overrun error)
1085   * @retval The new state of __INTERRUPT__ (SET or RESET).
1086   */
1087 #define __HAL_UART_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U) ?\
1088                                                                 (__HANDLE__)->Instance->CR1 : \
1089                                                                 (((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U) ?\
1090                                                                  (__HANDLE__)->Instance->CR2 : \
1091                                                                  (__HANDLE__)->Instance->CR3)) & (1U <<\
1092                                                                      (((uint16_t)(__INTERRUPT__)) &\
1093                                                                       UART_IT_MASK)))  != RESET) ? SET : RESET)
1094 
1095 /** @brief  Clear the specified UART ISR flag, in setting the proper ICR register flag.
1096   * @param  __HANDLE__ specifies the UART Handle.
1097   * @param  __IT_CLEAR__ specifies the interrupt clear register flag that needs to be set
1098   *                       to clear the corresponding interrupt
1099   *          This parameter can be one of the following values:
1100   *            @arg @ref UART_CLEAR_PEF    Parity Error Clear Flag
1101   *            @arg @ref UART_CLEAR_FEF    Framing Error Clear Flag
1102   *            @arg @ref UART_CLEAR_NEF    Noise detected Clear Flag
1103   *            @arg @ref UART_CLEAR_OREF   Overrun Error Clear Flag
1104   *            @arg @ref UART_CLEAR_IDLEF  IDLE line detected Clear Flag
1105   *            @arg @ref UART_CLEAR_RTOF   Receiver timeout clear flag
1106   *            @arg @ref UART_CLEAR_TXFECF TXFIFO empty Clear Flag
1107   *            @arg @ref UART_CLEAR_TCF    Transmission Complete Clear Flag
1108   *            @arg @ref UART_CLEAR_LBDF   LIN Break Detection Clear Flag
1109   *            @arg @ref UART_CLEAR_CTSF   CTS Interrupt Clear Flag
1110   *            @arg @ref UART_CLEAR_CMF    Character Match Clear Flag
1111   *            @arg @ref UART_CLEAR_WUF    Wake Up from stop mode Clear Flag
1112   * @retval None
1113   */
1114 #define __HAL_UART_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))
1115 
1116 /** @brief  Set a specific UART request flag.
1117   * @param  __HANDLE__ specifies the UART Handle.
1118   * @param  __REQ__ specifies the request flag to set
1119   *          This parameter can be one of the following values:
1120   *            @arg @ref UART_AUTOBAUD_REQUEST Auto-Baud Rate Request
1121   *            @arg @ref UART_SENDBREAK_REQUEST Send Break Request
1122   *            @arg @ref UART_MUTE_MODE_REQUEST Mute Mode Request
1123   *            @arg @ref UART_RXDATA_FLUSH_REQUEST Receive Data flush Request
1124   *            @arg @ref UART_TXDATA_FLUSH_REQUEST Transmit data flush Request
1125   * @retval None
1126   */
1127 #define __HAL_UART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint16_t)(__REQ__))
1128 
1129 /** @brief  Enable the UART one bit sample method.
1130   * @param  __HANDLE__ specifies the UART Handle.
1131   * @retval None
1132   */
1133 #define __HAL_UART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
1134 
1135 /** @brief  Disable the UART one bit sample method.
1136   * @param  __HANDLE__ specifies the UART Handle.
1137   * @retval None
1138   */
1139 #define __HAL_UART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= ~USART_CR3_ONEBIT)
1140 
1141 /** @brief  Enable UART.
1142   * @param  __HANDLE__ specifies the UART Handle.
1143   * @retval None
1144   */
1145 #define __HAL_UART_ENABLE(__HANDLE__)                   ((__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
1146 
1147 /** @brief  Disable UART.
1148   * @param  __HANDLE__ specifies the UART Handle.
1149   * @retval None
1150   */
1151 #define __HAL_UART_DISABLE(__HANDLE__)                  ((__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
1152 
1153 /** @brief  Enable CTS flow control.
1154   * @note   This macro allows to enable CTS hardware flow control for a given UART instance,
1155   *         without need to call HAL_UART_Init() function.
1156   *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
1157   * @note   As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
1158   *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
1159   *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
1160   *           - macro could only be called when corresponding UART instance is disabled
1161   *             (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
1162   *              macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
1163   * @param  __HANDLE__ specifies the UART Handle.
1164   * @retval None
1165   */
1166 #define __HAL_UART_HWCONTROL_CTS_ENABLE(__HANDLE__)               \
1167   do{                                                             \
1168     ATOMIC_SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE);  \
1169     (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_CTSE;               \
1170   } while(0U)
1171 
1172 /** @brief  Disable CTS flow control.
1173   * @note   This macro allows to disable CTS hardware flow control for a given UART instance,
1174   *         without need to call HAL_UART_Init() function.
1175   *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
1176   * @note   As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
1177   *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
1178   *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
1179   *           - macro could only be called when corresponding UART instance is disabled
1180   *             (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
1181   *              macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
1182   * @param  __HANDLE__ specifies the UART Handle.
1183   * @retval None
1184   */
1185 #define __HAL_UART_HWCONTROL_CTS_DISABLE(__HANDLE__)               \
1186   do{                                                              \
1187     ATOMIC_CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE); \
1188     (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_CTSE);             \
1189   } while(0U)
1190 
1191 /** @brief  Enable RTS flow control.
1192   * @note   This macro allows to enable RTS hardware flow control for a given UART instance,
1193   *         without need to call HAL_UART_Init() function.
1194   *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
1195   * @note   As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
1196   *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
1197   *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
1198   *           - macro could only be called when corresponding UART instance is disabled
1199   *             (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
1200   *              macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
1201   * @param  __HANDLE__ specifies the UART Handle.
1202   * @retval None
1203   */
1204 #define __HAL_UART_HWCONTROL_RTS_ENABLE(__HANDLE__)              \
1205   do{                                                            \
1206     ATOMIC_SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE); \
1207     (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_RTSE;              \
1208   } while(0U)
1209 
1210 /** @brief  Disable RTS flow control.
1211   * @note   This macro allows to disable RTS hardware flow control for a given UART instance,
1212   *         without need to call HAL_UART_Init() function.
1213   *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
1214   * @note   As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
1215   *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
1216   *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
1217   *           - macro could only be called when corresponding UART instance is disabled
1218   *             (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
1219   *              macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
1220   * @param  __HANDLE__ specifies the UART Handle.
1221   * @retval None
1222   */
1223 #define __HAL_UART_HWCONTROL_RTS_DISABLE(__HANDLE__)              \
1224   do{                                                             \
1225     ATOMIC_CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE);\
1226     (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_RTSE);            \
1227   } while(0U)
1228 /**
1229   * @}
1230   */
1231 
1232 /* Private macros --------------------------------------------------------*/
1233 /** @defgroup UART_Private_Macros   UART Private Macros
1234   * @{
1235   */
1236 /** @brief  Get UART clock division factor from clock prescaler value.
1237   * @param  __CLOCKPRESCALER__ UART prescaler value.
1238   * @retval UART clock division factor
1239   */
1240 #define UART_GET_DIV_FACTOR(__CLOCKPRESCALER__) \
1241   (((__CLOCKPRESCALER__) == UART_PRESCALER_DIV1)   ? 1U :       \
1242    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV2)   ? 2U :       \
1243    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV4)   ? 4U :       \
1244    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV6)   ? 6U :       \
1245    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV8)   ? 8U :       \
1246    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV10)  ? 10U :      \
1247    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV12)  ? 12U :      \
1248    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV16)  ? 16U :      \
1249    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV32)  ? 32U :      \
1250    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV64)  ? 64U :      \
1251    ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV128) ? 128U : 256U)
1252 
1253 /** @brief  BRR division operation to set BRR register with LPUART.
1254   * @param  __PCLK__ LPUART clock.
1255   * @param  __BAUD__ Baud rate set by the user.
1256   * @param  __CLOCKPRESCALER__ UART prescaler value.
1257   * @retval Division result
1258   */
1259 #define UART_DIV_LPUART(__PCLK__, __BAUD__, __CLOCKPRESCALER__)                        \
1260   ((uint32_t)((((((uint64_t)(__PCLK__))/(UARTPrescTable[(__CLOCKPRESCALER__)]))*256U)+ \
1261                (uint32_t)((__BAUD__)/2U)) / (__BAUD__))                                \
1262   )
1263 
1264 /** @brief  BRR division operation to set BRR register in 8-bit oversampling mode.
1265   * @param  __PCLK__ UART clock.
1266   * @param  __BAUD__ Baud rate set by the user.
1267   * @param  __CLOCKPRESCALER__ UART prescaler value.
1268   * @retval Division result
1269   */
1270 #define UART_DIV_SAMPLING8(__PCLK__, __BAUD__, __CLOCKPRESCALER__)                        \
1271   (((((__PCLK__)/UARTPrescTable[(__CLOCKPRESCALER__)])*2U) + ((__BAUD__)/2U)) / (__BAUD__))
1272 
1273 /** @brief  BRR division operation to set BRR register in 16-bit oversampling mode.
1274   * @param  __PCLK__ UART clock.
1275   * @param  __BAUD__ Baud rate set by the user.
1276   * @param  __CLOCKPRESCALER__ UART prescaler value.
1277   * @retval Division result
1278   */
1279 #define UART_DIV_SAMPLING16(__PCLK__, __BAUD__, __CLOCKPRESCALER__)                       \
1280   ((((__PCLK__)/UARTPrescTable[(__CLOCKPRESCALER__)]) + ((__BAUD__)/2U)) / (__BAUD__))
1281 
1282 /** @brief  Check whether or not UART instance is Low Power UART.
1283   * @param  __HANDLE__ specifies the UART Handle.
1284   * @retval SET (instance is LPUART) or RESET (instance isn't LPUART)
1285   */
1286 #define UART_INSTANCE_LOWPOWER(__HANDLE__) (IS_LPUART_INSTANCE((__HANDLE__)->Instance))
1287 
1288 /** @brief  Check UART Baud rate.
1289   * @param  __BAUDRATE__ Baudrate specified by the user.
1290   *         The maximum Baud Rate is derived from the maximum clock on H7 (i.e. 100 MHz)
1291   *         divided by the smallest oversampling used on the USART (i.e. 8)
1292   * @retval SET (__BAUDRATE__ is valid) or RESET (__BAUDRATE__ is invalid)
1293   */
1294 #define IS_UART_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 12500001U)
1295 
1296 /** @brief  Check UART assertion time.
1297   * @param  __TIME__ 5-bit value assertion time.
1298   * @retval Test result (TRUE or FALSE).
1299   */
1300 #define IS_UART_ASSERTIONTIME(__TIME__)    ((__TIME__) <= 0x1FU)
1301 
1302 /** @brief  Check UART deassertion time.
1303   * @param  __TIME__ 5-bit value deassertion time.
1304   * @retval Test result (TRUE or FALSE).
1305   */
1306 #define IS_UART_DEASSERTIONTIME(__TIME__) ((__TIME__) <= 0x1FU)
1307 
1308 /**
1309   * @brief Ensure that UART frame number of stop bits is valid.
1310   * @param __STOPBITS__ UART frame number of stop bits.
1311   * @retval SET (__STOPBITS__ is valid) or RESET (__STOPBITS__ is invalid)
1312   */
1313 #define IS_UART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == UART_STOPBITS_0_5) || \
1314                                         ((__STOPBITS__) == UART_STOPBITS_1)   || \
1315                                         ((__STOPBITS__) == UART_STOPBITS_1_5) || \
1316                                         ((__STOPBITS__) == UART_STOPBITS_2))
1317 
1318 /**
1319   * @brief Ensure that LPUART frame number of stop bits is valid.
1320   * @param __STOPBITS__ LPUART frame number of stop bits.
1321   * @retval SET (__STOPBITS__ is valid) or RESET (__STOPBITS__ is invalid)
1322   */
1323 #define IS_LPUART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == UART_STOPBITS_1) || \
1324                                           ((__STOPBITS__) == UART_STOPBITS_2))
1325 
1326 /**
1327   * @brief Ensure that UART frame parity is valid.
1328   * @param __PARITY__ UART frame parity.
1329   * @retval SET (__PARITY__ is valid) or RESET (__PARITY__ is invalid)
1330   */
1331 #define IS_UART_PARITY(__PARITY__) (((__PARITY__) == UART_PARITY_NONE) || \
1332                                     ((__PARITY__) == UART_PARITY_EVEN) || \
1333                                     ((__PARITY__) == UART_PARITY_ODD))
1334 
1335 /**
1336   * @brief Ensure that UART hardware flow control is valid.
1337   * @param __CONTROL__ UART hardware flow control.
1338   * @retval SET (__CONTROL__ is valid) or RESET (__CONTROL__ is invalid)
1339   */
1340 #define IS_UART_HARDWARE_FLOW_CONTROL(__CONTROL__)\
1341   (((__CONTROL__) == UART_HWCONTROL_NONE) || \
1342    ((__CONTROL__) == UART_HWCONTROL_RTS)  || \
1343    ((__CONTROL__) == UART_HWCONTROL_CTS)  || \
1344    ((__CONTROL__) == UART_HWCONTROL_RTS_CTS))
1345 
1346 /**
1347   * @brief Ensure that UART communication mode is valid.
1348   * @param __MODE__ UART communication mode.
1349   * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
1350   */
1351 #define IS_UART_MODE(__MODE__) ((((__MODE__) & (~((uint32_t)(UART_MODE_TX_RX)))) == 0x00U) && ((__MODE__) != 0x00U))
1352 
1353 /**
1354   * @brief Ensure that UART state is valid.
1355   * @param __STATE__ UART state.
1356   * @retval SET (__STATE__ is valid) or RESET (__STATE__ is invalid)
1357   */
1358 #define IS_UART_STATE(__STATE__) (((__STATE__) == UART_STATE_DISABLE) || \
1359                                   ((__STATE__) == UART_STATE_ENABLE))
1360 
1361 /**
1362   * @brief Ensure that UART oversampling is valid.
1363   * @param __SAMPLING__ UART oversampling.
1364   * @retval SET (__SAMPLING__ is valid) or RESET (__SAMPLING__ is invalid)
1365   */
1366 #define IS_UART_OVERSAMPLING(__SAMPLING__) (((__SAMPLING__) == UART_OVERSAMPLING_16) || \
1367                                             ((__SAMPLING__) == UART_OVERSAMPLING_8))
1368 
1369 /**
1370   * @brief Ensure that UART frame sampling is valid.
1371   * @param __ONEBIT__ UART frame sampling.
1372   * @retval SET (__ONEBIT__ is valid) or RESET (__ONEBIT__ is invalid)
1373   */
1374 #define IS_UART_ONE_BIT_SAMPLE(__ONEBIT__) (((__ONEBIT__) == UART_ONE_BIT_SAMPLE_DISABLE) || \
1375                                             ((__ONEBIT__) == UART_ONE_BIT_SAMPLE_ENABLE))
1376 
1377 /**
1378   * @brief Ensure that UART auto Baud rate detection mode is valid.
1379   * @param __MODE__ UART auto Baud rate detection mode.
1380   * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
1381   */
1382 #define IS_UART_ADVFEATURE_AUTOBAUDRATEMODE(__MODE__)  (((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ONSTARTBIT)    || \
1383                                                         ((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ONFALLINGEDGE) || \
1384                                                         ((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ON0X7FFRAME)   || \
1385                                                         ((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ON0X55FRAME))
1386 
1387 /**
1388   * @brief Ensure that UART receiver timeout setting is valid.
1389   * @param __TIMEOUT__ UART receiver timeout setting.
1390   * @retval SET (__TIMEOUT__ is valid) or RESET (__TIMEOUT__ is invalid)
1391   */
1392 #define IS_UART_RECEIVER_TIMEOUT(__TIMEOUT__)  (((__TIMEOUT__) == UART_RECEIVER_TIMEOUT_DISABLE) || \
1393                                                 ((__TIMEOUT__) == UART_RECEIVER_TIMEOUT_ENABLE))
1394 
1395 /** @brief  Check the receiver timeout value.
1396   * @note   The maximum UART receiver timeout value is 0xFFFFFF.
1397   * @param  __TIMEOUTVALUE__ receiver timeout value.
1398   * @retval Test result (TRUE or FALSE)
1399   */
1400 #define IS_UART_RECEIVER_TIMEOUT_VALUE(__TIMEOUTVALUE__)  ((__TIMEOUTVALUE__) <= 0xFFFFFFU)
1401 
1402 /**
1403   * @brief Ensure that UART LIN state is valid.
1404   * @param __LIN__ UART LIN state.
1405   * @retval SET (__LIN__ is valid) or RESET (__LIN__ is invalid)
1406   */
1407 #define IS_UART_LIN(__LIN__)        (((__LIN__) == UART_LIN_DISABLE) || \
1408                                      ((__LIN__) == UART_LIN_ENABLE))
1409 
1410 /**
1411   * @brief Ensure that UART LIN break detection length is valid.
1412   * @param __LENGTH__ UART LIN break detection length.
1413   * @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid)
1414   */
1415 #define IS_UART_LIN_BREAK_DETECT_LENGTH(__LENGTH__) (((__LENGTH__) == UART_LINBREAKDETECTLENGTH_10B) || \
1416                                                      ((__LENGTH__) == UART_LINBREAKDETECTLENGTH_11B))
1417 
1418 /**
1419   * @brief Ensure that UART DMA TX state is valid.
1420   * @param __DMATX__ UART DMA TX state.
1421   * @retval SET (__DMATX__ is valid) or RESET (__DMATX__ is invalid)
1422   */
1423 #define IS_UART_DMA_TX(__DMATX__)     (((__DMATX__) == UART_DMA_TX_DISABLE) || \
1424                                        ((__DMATX__) == UART_DMA_TX_ENABLE))
1425 
1426 /**
1427   * @brief Ensure that UART DMA RX state is valid.
1428   * @param __DMARX__ UART DMA RX state.
1429   * @retval SET (__DMARX__ is valid) or RESET (__DMARX__ is invalid)
1430   */
1431 #define IS_UART_DMA_RX(__DMARX__)     (((__DMARX__) == UART_DMA_RX_DISABLE) || \
1432                                        ((__DMARX__) == UART_DMA_RX_ENABLE))
1433 
1434 /**
1435   * @brief Ensure that UART half-duplex state is valid.
1436   * @param __HDSEL__ UART half-duplex state.
1437   * @retval SET (__HDSEL__ is valid) or RESET (__HDSEL__ is invalid)
1438   */
1439 #define IS_UART_HALF_DUPLEX(__HDSEL__)     (((__HDSEL__) == UART_HALF_DUPLEX_DISABLE) || \
1440                                             ((__HDSEL__) == UART_HALF_DUPLEX_ENABLE))
1441 
1442 /**
1443   * @brief Ensure that UART wake-up method is valid.
1444   * @param __WAKEUP__ UART wake-up method .
1445   * @retval SET (__WAKEUP__ is valid) or RESET (__WAKEUP__ is invalid)
1446   */
1447 #define IS_UART_WAKEUPMETHOD(__WAKEUP__) (((__WAKEUP__) == UART_WAKEUPMETHOD_IDLELINE) || \
1448                                           ((__WAKEUP__) == UART_WAKEUPMETHOD_ADDRESSMARK))
1449 
1450 /**
1451   * @brief Ensure that UART request parameter is valid.
1452   * @param __PARAM__ UART request parameter.
1453   * @retval SET (__PARAM__ is valid) or RESET (__PARAM__ is invalid)
1454   */
1455 #define IS_UART_REQUEST_PARAMETER(__PARAM__) (((__PARAM__) == UART_AUTOBAUD_REQUEST)     || \
1456                                               ((__PARAM__) == UART_SENDBREAK_REQUEST)    || \
1457                                               ((__PARAM__) == UART_MUTE_MODE_REQUEST)    || \
1458                                               ((__PARAM__) == UART_RXDATA_FLUSH_REQUEST) || \
1459                                               ((__PARAM__) == UART_TXDATA_FLUSH_REQUEST))
1460 
1461 /**
1462   * @brief Ensure that UART advanced features initialization is valid.
1463   * @param __INIT__ UART advanced features initialization.
1464   * @retval SET (__INIT__ is valid) or RESET (__INIT__ is invalid)
1465   */
1466 #define IS_UART_ADVFEATURE_INIT(__INIT__)   ((__INIT__) <= (UART_ADVFEATURE_NO_INIT                | \
1467                                                             UART_ADVFEATURE_TXINVERT_INIT          | \
1468                                                             UART_ADVFEATURE_RXINVERT_INIT          | \
1469                                                             UART_ADVFEATURE_DATAINVERT_INIT        | \
1470                                                             UART_ADVFEATURE_SWAP_INIT              | \
1471                                                             UART_ADVFEATURE_RXOVERRUNDISABLE_INIT  | \
1472                                                             UART_ADVFEATURE_DMADISABLEONERROR_INIT | \
1473                                                             UART_ADVFEATURE_AUTOBAUDRATE_INIT      | \
1474                                                             UART_ADVFEATURE_MSBFIRST_INIT))
1475 
1476 /**
1477   * @brief Ensure that UART frame TX inversion setting is valid.
1478   * @param __TXINV__ UART frame TX inversion setting.
1479   * @retval SET (__TXINV__ is valid) or RESET (__TXINV__ is invalid)
1480   */
1481 #define IS_UART_ADVFEATURE_TXINV(__TXINV__) (((__TXINV__) == UART_ADVFEATURE_TXINV_DISABLE) || \
1482                                              ((__TXINV__) == UART_ADVFEATURE_TXINV_ENABLE))
1483 
1484 /**
1485   * @brief Ensure that UART frame RX inversion setting is valid.
1486   * @param __RXINV__ UART frame RX inversion setting.
1487   * @retval SET (__RXINV__ is valid) or RESET (__RXINV__ is invalid)
1488   */
1489 #define IS_UART_ADVFEATURE_RXINV(__RXINV__) (((__RXINV__) == UART_ADVFEATURE_RXINV_DISABLE) || \
1490                                              ((__RXINV__) == UART_ADVFEATURE_RXINV_ENABLE))
1491 
1492 /**
1493   * @brief Ensure that UART frame data inversion setting is valid.
1494   * @param __DATAINV__ UART frame data inversion setting.
1495   * @retval SET (__DATAINV__ is valid) or RESET (__DATAINV__ is invalid)
1496   */
1497 #define IS_UART_ADVFEATURE_DATAINV(__DATAINV__) (((__DATAINV__) == UART_ADVFEATURE_DATAINV_DISABLE) || \
1498                                                  ((__DATAINV__) == UART_ADVFEATURE_DATAINV_ENABLE))
1499 
1500 /**
1501   * @brief Ensure that UART frame RX/TX pins swap setting is valid.
1502   * @param __SWAP__ UART frame RX/TX pins swap setting.
1503   * @retval SET (__SWAP__ is valid) or RESET (__SWAP__ is invalid)
1504   */
1505 #define IS_UART_ADVFEATURE_SWAP(__SWAP__) (((__SWAP__) == UART_ADVFEATURE_SWAP_DISABLE) || \
1506                                            ((__SWAP__) == UART_ADVFEATURE_SWAP_ENABLE))
1507 
1508 /**
1509   * @brief Ensure that UART frame overrun setting is valid.
1510   * @param __OVERRUN__ UART frame overrun setting.
1511   * @retval SET (__OVERRUN__ is valid) or RESET (__OVERRUN__ is invalid)
1512   */
1513 #define IS_UART_OVERRUN(__OVERRUN__)     (((__OVERRUN__) == UART_ADVFEATURE_OVERRUN_ENABLE) || \
1514                                           ((__OVERRUN__) == UART_ADVFEATURE_OVERRUN_DISABLE))
1515 
1516 /**
1517   * @brief Ensure that UART auto Baud rate state is valid.
1518   * @param __AUTOBAUDRATE__ UART auto Baud rate state.
1519   * @retval SET (__AUTOBAUDRATE__ is valid) or RESET (__AUTOBAUDRATE__ is invalid)
1520   */
1521 #define IS_UART_ADVFEATURE_AUTOBAUDRATE(__AUTOBAUDRATE__) (((__AUTOBAUDRATE__) == \
1522                                                             UART_ADVFEATURE_AUTOBAUDRATE_DISABLE) || \
1523                                                            ((__AUTOBAUDRATE__) == UART_ADVFEATURE_AUTOBAUDRATE_ENABLE))
1524 
1525 /**
1526   * @brief Ensure that UART DMA enabling or disabling on error setting is valid.
1527   * @param __DMA__ UART DMA enabling or disabling on error setting.
1528   * @retval SET (__DMA__ is valid) or RESET (__DMA__ is invalid)
1529   */
1530 #define IS_UART_ADVFEATURE_DMAONRXERROR(__DMA__)  (((__DMA__) == UART_ADVFEATURE_DMA_ENABLEONRXERROR) || \
1531                                                    ((__DMA__) == UART_ADVFEATURE_DMA_DISABLEONRXERROR))
1532 
1533 /**
1534   * @brief Ensure that UART frame MSB first setting is valid.
1535   * @param __MSBFIRST__ UART frame MSB first setting.
1536   * @retval SET (__MSBFIRST__ is valid) or RESET (__MSBFIRST__ is invalid)
1537   */
1538 #define IS_UART_ADVFEATURE_MSBFIRST(__MSBFIRST__) (((__MSBFIRST__) == UART_ADVFEATURE_MSBFIRST_DISABLE) || \
1539                                                    ((__MSBFIRST__) == UART_ADVFEATURE_MSBFIRST_ENABLE))
1540 
1541 /**
1542   * @brief Ensure that UART stop mode state is valid.
1543   * @param __STOPMODE__ UART stop mode state.
1544   * @retval SET (__STOPMODE__ is valid) or RESET (__STOPMODE__ is invalid)
1545   */
1546 #define IS_UART_ADVFEATURE_STOPMODE(__STOPMODE__) (((__STOPMODE__) == UART_ADVFEATURE_STOPMODE_DISABLE) || \
1547                                                    ((__STOPMODE__) == UART_ADVFEATURE_STOPMODE_ENABLE))
1548 
1549 /**
1550   * @brief Ensure that UART mute mode state is valid.
1551   * @param __MUTE__ UART mute mode state.
1552   * @retval SET (__MUTE__ is valid) or RESET (__MUTE__ is invalid)
1553   */
1554 #define IS_UART_MUTE_MODE(__MUTE__)       (((__MUTE__) == UART_ADVFEATURE_MUTEMODE_DISABLE) || \
1555                                            ((__MUTE__) == UART_ADVFEATURE_MUTEMODE_ENABLE))
1556 
1557 /**
1558   * @brief Ensure that UART wake-up selection is valid.
1559   * @param __WAKE__ UART wake-up selection.
1560   * @retval SET (__WAKE__ is valid) or RESET (__WAKE__ is invalid)
1561   */
1562 #define IS_UART_WAKEUP_SELECTION(__WAKE__) (((__WAKE__) == UART_WAKEUP_ON_ADDRESS)           || \
1563                                             ((__WAKE__) == UART_WAKEUP_ON_STARTBIT)          || \
1564                                             ((__WAKE__) == UART_WAKEUP_ON_READDATA_NONEMPTY))
1565 
1566 /**
1567   * @brief Ensure that UART driver enable polarity is valid.
1568   * @param __POLARITY__ UART driver enable polarity.
1569   * @retval SET (__POLARITY__ is valid) or RESET (__POLARITY__ is invalid)
1570   */
1571 #define IS_UART_DE_POLARITY(__POLARITY__)    (((__POLARITY__) == UART_DE_POLARITY_HIGH) || \
1572                                               ((__POLARITY__) == UART_DE_POLARITY_LOW))
1573 
1574 /**
1575   * @brief Ensure that UART Prescaler is valid.
1576   * @param __CLOCKPRESCALER__ UART Prescaler value.
1577   * @retval SET (__CLOCKPRESCALER__ is valid) or RESET (__CLOCKPRESCALER__ is invalid)
1578   */
1579 #define IS_UART_PRESCALER(__CLOCKPRESCALER__) (((__CLOCKPRESCALER__) == UART_PRESCALER_DIV1)   || \
1580                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV2)   || \
1581                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV4)   || \
1582                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV6)   || \
1583                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV8)   || \
1584                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV10)  || \
1585                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV12)  || \
1586                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV16)  || \
1587                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV32)  || \
1588                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV64)  || \
1589                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV128) || \
1590                                                ((__CLOCKPRESCALER__) == UART_PRESCALER_DIV256))
1591 
1592 /**
1593   * @}
1594   */
1595 
1596 /* Include UART HAL Extended module */
1597 #include "stm32h7xx_hal_uart_ex.h"
1598 
1599 /* Exported functions --------------------------------------------------------*/
1600 /** @addtogroup UART_Exported_Functions UART Exported Functions
1601   * @{
1602   */
1603 
1604 /** @addtogroup UART_Exported_Functions_Group1 Initialization and de-initialization functions
1605   * @{
1606   */
1607 
1608 /* Initialization and de-initialization functions  ****************************/
1609 HAL_StatusTypeDef HAL_UART_Init(UART_HandleTypeDef *huart);
1610 HAL_StatusTypeDef HAL_HalfDuplex_Init(UART_HandleTypeDef *huart);
1611 HAL_StatusTypeDef HAL_LIN_Init(UART_HandleTypeDef *huart, uint32_t BreakDetectLength);
1612 HAL_StatusTypeDef HAL_MultiProcessor_Init(UART_HandleTypeDef *huart, uint8_t Address, uint32_t WakeUpMethod);
1613 HAL_StatusTypeDef HAL_UART_DeInit(UART_HandleTypeDef *huart);
1614 void HAL_UART_MspInit(UART_HandleTypeDef *huart);
1615 void HAL_UART_MspDeInit(UART_HandleTypeDef *huart);
1616 
1617 /* Callbacks Register/UnRegister functions  ***********************************/
1618 #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
1619 HAL_StatusTypeDef HAL_UART_RegisterCallback(UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID,
1620                                             pUART_CallbackTypeDef pCallback);
1621 HAL_StatusTypeDef HAL_UART_UnRegisterCallback(UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID);
1622 
1623 HAL_StatusTypeDef HAL_UART_RegisterRxEventCallback(UART_HandleTypeDef *huart, pUART_RxEventCallbackTypeDef pCallback);
1624 HAL_StatusTypeDef HAL_UART_UnRegisterRxEventCallback(UART_HandleTypeDef *huart);
1625 #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
1626 
1627 /**
1628   * @}
1629   */
1630 
1631 /** @addtogroup UART_Exported_Functions_Group2 IO operation functions
1632   * @{
1633   */
1634 
1635 /* IO operation functions *****************************************************/
1636 HAL_StatusTypeDef HAL_UART_Transmit(UART_HandleTypeDef *huart, const uint8_t *pData, uint16_t Size, uint32_t Timeout);
1637 HAL_StatusTypeDef HAL_UART_Receive(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout);
1638 HAL_StatusTypeDef HAL_UART_Transmit_IT(UART_HandleTypeDef *huart, const uint8_t *pData, uint16_t Size);
1639 HAL_StatusTypeDef HAL_UART_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
1640 HAL_StatusTypeDef HAL_UART_Transmit_DMA(UART_HandleTypeDef *huart, const uint8_t *pData, uint16_t Size);
1641 HAL_StatusTypeDef HAL_UART_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
1642 HAL_StatusTypeDef HAL_UART_DMAPause(UART_HandleTypeDef *huart);
1643 HAL_StatusTypeDef HAL_UART_DMAResume(UART_HandleTypeDef *huart);
1644 HAL_StatusTypeDef HAL_UART_DMAStop(UART_HandleTypeDef *huart);
1645 /* Transfer Abort functions */
1646 HAL_StatusTypeDef HAL_UART_Abort(UART_HandleTypeDef *huart);
1647 HAL_StatusTypeDef HAL_UART_AbortTransmit(UART_HandleTypeDef *huart);
1648 HAL_StatusTypeDef HAL_UART_AbortReceive(UART_HandleTypeDef *huart);
1649 HAL_StatusTypeDef HAL_UART_Abort_IT(UART_HandleTypeDef *huart);
1650 HAL_StatusTypeDef HAL_UART_AbortTransmit_IT(UART_HandleTypeDef *huart);
1651 HAL_StatusTypeDef HAL_UART_AbortReceive_IT(UART_HandleTypeDef *huart);
1652 
1653 void HAL_UART_IRQHandler(UART_HandleTypeDef *huart);
1654 void HAL_UART_TxHalfCpltCallback(UART_HandleTypeDef *huart);
1655 void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart);
1656 void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart);
1657 void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart);
1658 void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart);
1659 void HAL_UART_AbortCpltCallback(UART_HandleTypeDef *huart);
1660 void HAL_UART_AbortTransmitCpltCallback(UART_HandleTypeDef *huart);
1661 void HAL_UART_AbortReceiveCpltCallback(UART_HandleTypeDef *huart);
1662 
1663 void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t Size);
1664 
1665 /**
1666   * @}
1667   */
1668 
1669 /** @addtogroup UART_Exported_Functions_Group3 Peripheral Control functions
1670   * @{
1671   */
1672 
1673 /* Peripheral Control functions  ************************************************/
1674 void HAL_UART_ReceiverTimeout_Config(UART_HandleTypeDef *huart, uint32_t TimeoutValue);
1675 HAL_StatusTypeDef HAL_UART_EnableReceiverTimeout(UART_HandleTypeDef *huart);
1676 HAL_StatusTypeDef HAL_UART_DisableReceiverTimeout(UART_HandleTypeDef *huart);
1677 
1678 HAL_StatusTypeDef HAL_LIN_SendBreak(UART_HandleTypeDef *huart);
1679 HAL_StatusTypeDef HAL_MultiProcessor_EnableMuteMode(UART_HandleTypeDef *huart);
1680 HAL_StatusTypeDef HAL_MultiProcessor_DisableMuteMode(UART_HandleTypeDef *huart);
1681 void HAL_MultiProcessor_EnterMuteMode(UART_HandleTypeDef *huart);
1682 HAL_StatusTypeDef HAL_HalfDuplex_EnableTransmitter(UART_HandleTypeDef *huart);
1683 HAL_StatusTypeDef HAL_HalfDuplex_EnableReceiver(UART_HandleTypeDef *huart);
1684 
1685 /**
1686   * @}
1687   */
1688 
1689 /** @addtogroup UART_Exported_Functions_Group4 Peripheral State and Error functions
1690   * @{
1691   */
1692 
1693 /* Peripheral State and Errors functions  **************************************************/
1694 HAL_UART_StateTypeDef HAL_UART_GetState(const UART_HandleTypeDef *huart);
1695 uint32_t              HAL_UART_GetError(const UART_HandleTypeDef *huart);
1696 
1697 /**
1698   * @}
1699   */
1700 
1701 /**
1702   * @}
1703   */
1704 
1705 /* Private functions -----------------------------------------------------------*/
1706 /** @addtogroup UART_Private_Functions UART Private Functions
1707   * @{
1708   */
1709 #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
1710 void              UART_InitCallbacksToDefault(UART_HandleTypeDef *huart);
1711 #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
1712 HAL_StatusTypeDef UART_SetConfig(UART_HandleTypeDef *huart);
1713 HAL_StatusTypeDef UART_CheckIdleState(UART_HandleTypeDef *huart);
1714 HAL_StatusTypeDef UART_WaitOnFlagUntilTimeout(UART_HandleTypeDef *huart, uint32_t Flag, FlagStatus Status,
1715                                               uint32_t Tickstart, uint32_t Timeout);
1716 void              UART_AdvFeatureConfig(UART_HandleTypeDef *huart);
1717 HAL_StatusTypeDef UART_Start_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
1718 HAL_StatusTypeDef UART_Start_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
1719 
1720 /**
1721   * @}
1722   */
1723 
1724 /* Private variables -----------------------------------------------------------*/
1725 /** @defgroup UART_Private_variables UART Private variables
1726   * @{
1727   */
1728 /* Prescaler Table used in BRR computation macros.
1729    Declared as extern here to allow use of private UART macros, outside of HAL UART functions */
1730 extern const uint16_t UARTPrescTable[12];
1731 /**
1732   * @}
1733   */
1734 
1735 /**
1736   * @}
1737   */
1738 
1739 /**
1740   * @}
1741   */
1742 
1743 #ifdef __cplusplus
1744 }
1745 #endif
1746 
1747 #endif /* STM32H7xx_HAL_UART_H */
1748 
1749