stm32f0xx_hal_uart.h 79 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f0xx_hal_uart.h
  4. * @author MCD Application Team
  5. * @brief Header file of UART HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
  10. * All rights reserved.</center></h2>
  11. *
  12. * This software component is licensed by ST under BSD 3-Clause license,
  13. * the "License"; You may not use this file except in compliance with the
  14. * License. You may obtain a copy of the License at:
  15. * opensource.org/licenses/BSD-3-Clause
  16. *
  17. ******************************************************************************
  18. */
  19. /* Define to prevent recursive inclusion -------------------------------------*/
  20. #ifndef STM32F0xx_HAL_UART_H
  21. #define STM32F0xx_HAL_UART_H
  22. #ifdef __cplusplus
  23. extern "C" {
  24. #endif
  25. /* Includes ------------------------------------------------------------------*/
  26. #include "stm32f0xx_hal_def.h"
  27. /** @addtogroup STM32F0xx_HAL_Driver
  28. * @{
  29. */
  30. /** @addtogroup UART
  31. * @{
  32. */
  33. /* Exported types ------------------------------------------------------------*/
  34. /** @defgroup UART_Exported_Types UART Exported Types
  35. * @{
  36. */
  37. /**
  38. * @brief UART Init Structure definition
  39. */
  40. typedef struct
  41. {
  42. uint32_t BaudRate; /*!< This member configures the UART communication baud rate.
  43. The baud rate register is computed using the following formula:
  44. - If oversampling is 16 or in LIN mode,
  45. Baud Rate Register = ((uart_ker_ck) / ((huart->Init.BaudRate)))
  46. - If oversampling is 8,
  47. Baud Rate Register[15:4] = ((2 * uart_ker_ck) /
  48. ((huart->Init.BaudRate)))[15:4]
  49. Baud Rate Register[3] = 0
  50. Baud Rate Register[2:0] = (((2 * uart_ker_ck) /
  51. ((huart->Init.BaudRate)))[3:0]) >> 1
  52. where uart_ker_ck is the UART input clock */
  53. uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
  54. This parameter can be a value of @ref UARTEx_Word_Length. */
  55. uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
  56. This parameter can be a value of @ref UART_Stop_Bits. */
  57. uint32_t Parity; /*!< Specifies the parity mode.
  58. This parameter can be a value of @ref UART_Parity
  59. @note When parity is enabled, the computed parity is inserted
  60. at the MSB position of the transmitted data (9th bit when
  61. the word length is set to 9 data bits; 8th bit when the
  62. word length is set to 8 data bits). */
  63. uint32_t Mode; /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
  64. This parameter can be a value of @ref UART_Mode. */
  65. uint32_t HwFlowCtl; /*!< Specifies whether the hardware flow control mode is enabled
  66. or disabled.
  67. This parameter can be a value of @ref UART_Hardware_Flow_Control. */
  68. uint32_t OverSampling; /*!< Specifies whether the Over sampling 8 is enabled or disabled,
  69. to achieve higher speed (up to f_PCLK/8).
  70. This parameter can be a value of @ref UART_Over_Sampling. */
  71. uint32_t OneBitSampling; /*!< Specifies whether a single sample or three samples' majority vote is selected.
  72. Selecting the single sample method increases the receiver tolerance to clock
  73. deviations. This parameter can be a value of @ref UART_OneBit_Sampling. */
  74. } UART_InitTypeDef;
  75. /**
  76. * @brief UART Advanced Features initialization structure definition
  77. */
  78. typedef struct
  79. {
  80. uint32_t AdvFeatureInit; /*!< Specifies which advanced UART features is initialized. Several
  81. Advanced Features may be initialized at the same time .
  82. This parameter can be a value of
  83. @ref UART_Advanced_Features_Initialization_Type. */
  84. uint32_t TxPinLevelInvert; /*!< Specifies whether the TX pin active level is inverted.
  85. This parameter can be a value of @ref UART_Tx_Inv. */
  86. uint32_t RxPinLevelInvert; /*!< Specifies whether the RX pin active level is inverted.
  87. This parameter can be a value of @ref UART_Rx_Inv. */
  88. uint32_t DataInvert; /*!< Specifies whether data are inverted (positive/direct logic
  89. vs negative/inverted logic).
  90. This parameter can be a value of @ref UART_Data_Inv. */
  91. uint32_t Swap; /*!< Specifies whether TX and RX pins are swapped.
  92. This parameter can be a value of @ref UART_Rx_Tx_Swap. */
  93. uint32_t OverrunDisable; /*!< Specifies whether the reception overrun detection is disabled.
  94. This parameter can be a value of @ref UART_Overrun_Disable. */
  95. uint32_t DMADisableonRxError; /*!< Specifies whether the DMA is disabled in case of reception error.
  96. This parameter can be a value of @ref UART_DMA_Disable_on_Rx_Error. */
  97. uint32_t AutoBaudRateEnable; /*!< Specifies whether auto Baud rate detection is enabled.
  98. This parameter can be a value of @ref UART_AutoBaudRate_Enable. */
  99. uint32_t AutoBaudRateMode; /*!< If auto Baud rate detection is enabled, specifies how the rate
  100. detection is carried out.
  101. This parameter can be a value of @ref UART_AutoBaud_Rate_Mode. */
  102. uint32_t MSBFirst; /*!< Specifies whether MSB is sent first on UART line.
  103. This parameter can be a value of @ref UART_MSB_First. */
  104. } UART_AdvFeatureInitTypeDef;
  105. /**
  106. * @brief HAL UART State definition
  107. * @note HAL UART State value is a combination of 2 different substates:
  108. * gState and RxState (see @ref UART_State_Definition).
  109. * - gState contains UART state information related to global Handle management
  110. * and also information related to Tx operations.
  111. * gState value coding follow below described bitmap :
  112. * b7-b6 Error information
  113. * 00 : No Error
  114. * 01 : (Not Used)
  115. * 10 : Timeout
  116. * 11 : Error
  117. * b5 Peripheral initialization status
  118. * 0 : Reset (Peripheral not initialized)
  119. * 1 : Init done (Peripheral initialized. HAL UART Init function already called)
  120. * b4-b3 (not used)
  121. * xx : Should be set to 00
  122. * b2 Intrinsic process state
  123. * 0 : Ready
  124. * 1 : Busy (Peripheral busy with some configuration or internal operations)
  125. * b1 (not used)
  126. * x : Should be set to 0
  127. * b0 Tx state
  128. * 0 : Ready (no Tx operation ongoing)
  129. * 1 : Busy (Tx operation ongoing)
  130. * - RxState contains information related to Rx operations.
  131. * RxState value coding follow below described bitmap :
  132. * b7-b6 (not used)
  133. * xx : Should be set to 00
  134. * b5 Peripheral initialization status
  135. * 0 : Reset (Peripheral not initialized)
  136. * 1 : Init done (Peripheral initialized)
  137. * b4-b2 (not used)
  138. * xxx : Should be set to 000
  139. * b1 Rx state
  140. * 0 : Ready (no Rx operation ongoing)
  141. * 1 : Busy (Rx operation ongoing)
  142. * b0 (not used)
  143. * x : Should be set to 0.
  144. */
  145. typedef uint32_t HAL_UART_StateTypeDef;
  146. /**
  147. * @brief UART clock sources definition
  148. */
  149. typedef enum
  150. {
  151. UART_CLOCKSOURCE_PCLK1 = 0x00U, /*!< PCLK1 clock source */
  152. UART_CLOCKSOURCE_HSI = 0x02U, /*!< HSI clock source */
  153. UART_CLOCKSOURCE_SYSCLK = 0x04U, /*!< SYSCLK clock source */
  154. UART_CLOCKSOURCE_LSE = 0x08U, /*!< LSE clock source */
  155. UART_CLOCKSOURCE_UNDEFINED = 0x10U /*!< Undefined clock source */
  156. } UART_ClockSourceTypeDef;
  157. /**
  158. * @brief HAL UART Reception type definition
  159. * @note HAL UART Reception type value aims to identify which type of Reception is ongoing.
  160. * It is expected to admit following values :
  161. * HAL_UART_RECEPTION_STANDARD = 0x00U,
  162. * HAL_UART_RECEPTION_TOIDLE = 0x01U,
  163. * HAL_UART_RECEPTION_TORTO = 0x02U,
  164. * HAL_UART_RECEPTION_TOCHARMATCH = 0x03U,
  165. */
  166. typedef uint32_t HAL_UART_RxTypeTypeDef;
  167. /**
  168. * @brief UART handle Structure definition
  169. */
  170. typedef struct __UART_HandleTypeDef
  171. {
  172. USART_TypeDef *Instance; /*!< UART registers base address */
  173. UART_InitTypeDef Init; /*!< UART communication parameters */
  174. UART_AdvFeatureInitTypeDef AdvancedInit; /*!< UART Advanced Features initialization parameters */
  175. uint8_t *pTxBuffPtr; /*!< Pointer to UART Tx transfer Buffer */
  176. uint16_t TxXferSize; /*!< UART Tx Transfer size */
  177. __IO uint16_t TxXferCount; /*!< UART Tx Transfer Counter */
  178. uint8_t *pRxBuffPtr; /*!< Pointer to UART Rx transfer Buffer */
  179. uint16_t RxXferSize; /*!< UART Rx Transfer size */
  180. __IO uint16_t RxXferCount; /*!< UART Rx Transfer Counter */
  181. uint16_t Mask; /*!< UART Rx RDR register mask */
  182. __IO HAL_UART_RxTypeTypeDef ReceptionType; /*!< Type of ongoing reception */
  183. void (*RxISR)(struct __UART_HandleTypeDef *huart); /*!< Function pointer on Rx IRQ handler */
  184. void (*TxISR)(struct __UART_HandleTypeDef *huart); /*!< Function pointer on Tx IRQ handler */
  185. DMA_HandleTypeDef *hdmatx; /*!< UART Tx DMA Handle parameters */
  186. DMA_HandleTypeDef *hdmarx; /*!< UART Rx DMA Handle parameters */
  187. HAL_LockTypeDef Lock; /*!< Locking object */
  188. __IO HAL_UART_StateTypeDef gState; /*!< UART state information related to global Handle management
  189. and also related to Tx operations. This parameter
  190. can be a value of @ref HAL_UART_StateTypeDef */
  191. __IO HAL_UART_StateTypeDef RxState; /*!< UART state information related to Rx operations. This
  192. parameter can be a value of @ref HAL_UART_StateTypeDef */
  193. __IO uint32_t ErrorCode; /*!< UART Error code */
  194. #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
  195. void (* TxHalfCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Tx Half Complete Callback */
  196. void (* TxCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Tx Complete Callback */
  197. void (* RxHalfCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Rx Half Complete Callback */
  198. void (* RxCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Rx Complete Callback */
  199. void (* ErrorCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Error Callback */
  200. void (* AbortCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Abort Complete Callback */
  201. void (* AbortTransmitCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Abort Transmit Complete Callback */
  202. void (* AbortReceiveCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Abort Receive Complete Callback */
  203. #if defined(USART_CR1_UESM)
  204. #if defined(USART_CR3_WUFIE)
  205. void (* WakeupCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Wakeup Callback */
  206. #endif /* USART_CR3_WUFIE */
  207. #endif /* USART_CR1_UESM */
  208. void (* RxEventCallback)(struct __UART_HandleTypeDef *huart, uint16_t Pos); /*!< UART Reception Event Callback */
  209. void (* MspInitCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Msp Init callback */
  210. void (* MspDeInitCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Msp DeInit callback */
  211. #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
  212. } UART_HandleTypeDef;
  213. #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
  214. /**
  215. * @brief HAL UART Callback ID enumeration definition
  216. */
  217. typedef enum
  218. {
  219. HAL_UART_TX_HALFCOMPLETE_CB_ID = 0x00U, /*!< UART Tx Half Complete Callback ID */
  220. HAL_UART_TX_COMPLETE_CB_ID = 0x01U, /*!< UART Tx Complete Callback ID */
  221. HAL_UART_RX_HALFCOMPLETE_CB_ID = 0x02U, /*!< UART Rx Half Complete Callback ID */
  222. HAL_UART_RX_COMPLETE_CB_ID = 0x03U, /*!< UART Rx Complete Callback ID */
  223. HAL_UART_ERROR_CB_ID = 0x04U, /*!< UART Error Callback ID */
  224. HAL_UART_ABORT_COMPLETE_CB_ID = 0x05U, /*!< UART Abort Complete Callback ID */
  225. HAL_UART_ABORT_TRANSMIT_COMPLETE_CB_ID = 0x06U, /*!< UART Abort Transmit Complete Callback ID */
  226. HAL_UART_ABORT_RECEIVE_COMPLETE_CB_ID = 0x07U, /*!< UART Abort Receive Complete Callback ID */
  227. HAL_UART_WAKEUP_CB_ID = 0x08U, /*!< UART Wakeup Callback ID */
  228. HAL_UART_MSPINIT_CB_ID = 0x0BU, /*!< UART MspInit callback ID */
  229. HAL_UART_MSPDEINIT_CB_ID = 0x0CU /*!< UART MspDeInit callback ID */
  230. } HAL_UART_CallbackIDTypeDef;
  231. /**
  232. * @brief HAL UART Callback pointer definition
  233. */
  234. typedef void (*pUART_CallbackTypeDef)(UART_HandleTypeDef *huart); /*!< pointer to an UART callback function */
  235. typedef void (*pUART_RxEventCallbackTypeDef)
  236. (struct __UART_HandleTypeDef *huart, uint16_t Pos); /*!< pointer to a UART Rx Event specific callback function */
  237. #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
  238. /**
  239. * @}
  240. */
  241. /* Exported constants --------------------------------------------------------*/
  242. /** @defgroup UART_Exported_Constants UART Exported Constants
  243. * @{
  244. */
  245. /** @defgroup UART_State_Definition UART State Code Definition
  246. * @{
  247. */
  248. #define HAL_UART_STATE_RESET 0x00000000U /*!< Peripheral is not initialized
  249. Value is allowed for gState and RxState */
  250. #define HAL_UART_STATE_READY 0x00000020U /*!< Peripheral Initialized and ready for use
  251. Value is allowed for gState and RxState */
  252. #define HAL_UART_STATE_BUSY 0x00000024U /*!< an internal process is ongoing
  253. Value is allowed for gState only */
  254. #define HAL_UART_STATE_BUSY_TX 0x00000021U /*!< Data Transmission process is ongoing
  255. Value is allowed for gState only */
  256. #define HAL_UART_STATE_BUSY_RX 0x00000022U /*!< Data Reception process is ongoing
  257. Value is allowed for RxState only */
  258. #define HAL_UART_STATE_BUSY_TX_RX 0x00000023U /*!< Data Transmission and Reception process is ongoing
  259. Not to be used for neither gState nor RxState.Value is result
  260. of combination (Or) between gState and RxState values */
  261. #define HAL_UART_STATE_TIMEOUT 0x000000A0U /*!< Timeout state
  262. Value is allowed for gState only */
  263. #define HAL_UART_STATE_ERROR 0x000000E0U /*!< Error
  264. Value is allowed for gState only */
  265. /**
  266. * @}
  267. */
  268. /** @defgroup UART_Error_Definition UART Error Definition
  269. * @{
  270. */
  271. #define HAL_UART_ERROR_NONE (0x00000000U) /*!< No error */
  272. #define HAL_UART_ERROR_PE (0x00000001U) /*!< Parity error */
  273. #define HAL_UART_ERROR_NE (0x00000002U) /*!< Noise error */
  274. #define HAL_UART_ERROR_FE (0x00000004U) /*!< Frame error */
  275. #define HAL_UART_ERROR_ORE (0x00000008U) /*!< Overrun error */
  276. #define HAL_UART_ERROR_DMA (0x00000010U) /*!< DMA transfer error */
  277. #define HAL_UART_ERROR_RTO (0x00000020U) /*!< Receiver Timeout error */
  278. #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
  279. #define HAL_UART_ERROR_INVALID_CALLBACK (0x00000040U) /*!< Invalid Callback error */
  280. #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
  281. /**
  282. * @}
  283. */
  284. /** @defgroup UART_Stop_Bits UART Number of Stop Bits
  285. * @{
  286. */
  287. #define UART_STOPBITS_0_5 USART_CR2_STOP_0 /*!< UART frame with 0.5 stop bit */
  288. #define UART_STOPBITS_1 0x00000000U /*!< UART frame with 1 stop bit */
  289. #define UART_STOPBITS_1_5 (USART_CR2_STOP_0 | USART_CR2_STOP_1) /*!< UART frame with 1.5 stop bits */
  290. #define UART_STOPBITS_2 USART_CR2_STOP_1 /*!< UART frame with 2 stop bits */
  291. /**
  292. * @}
  293. */
  294. /** @defgroup UART_Parity UART Parity
  295. * @{
  296. */
  297. #define UART_PARITY_NONE 0x00000000U /*!< No parity */
  298. #define UART_PARITY_EVEN USART_CR1_PCE /*!< Even parity */
  299. #define UART_PARITY_ODD (USART_CR1_PCE | USART_CR1_PS) /*!< Odd parity */
  300. /**
  301. * @}
  302. */
  303. /** @defgroup UART_Hardware_Flow_Control UART Hardware Flow Control
  304. * @{
  305. */
  306. #define UART_HWCONTROL_NONE 0x00000000U /*!< No hardware control */
  307. #define UART_HWCONTROL_RTS USART_CR3_RTSE /*!< Request To Send */
  308. #define UART_HWCONTROL_CTS USART_CR3_CTSE /*!< Clear To Send */
  309. #define UART_HWCONTROL_RTS_CTS (USART_CR3_RTSE | USART_CR3_CTSE) /*!< Request and Clear To Send */
  310. /**
  311. * @}
  312. */
  313. /** @defgroup UART_Mode UART Transfer Mode
  314. * @{
  315. */
  316. #define UART_MODE_RX USART_CR1_RE /*!< RX mode */
  317. #define UART_MODE_TX USART_CR1_TE /*!< TX mode */
  318. #define UART_MODE_TX_RX (USART_CR1_TE |USART_CR1_RE) /*!< RX and TX mode */
  319. /**
  320. * @}
  321. */
  322. /** @defgroup UART_State UART State
  323. * @{
  324. */
  325. #define UART_STATE_DISABLE 0x00000000U /*!< UART disabled */
  326. #define UART_STATE_ENABLE USART_CR1_UE /*!< UART enabled */
  327. /**
  328. * @}
  329. */
  330. /** @defgroup UART_Over_Sampling UART Over Sampling
  331. * @{
  332. */
  333. #define UART_OVERSAMPLING_16 0x00000000U /*!< Oversampling by 16 */
  334. #define UART_OVERSAMPLING_8 USART_CR1_OVER8 /*!< Oversampling by 8 */
  335. /**
  336. * @}
  337. */
  338. /** @defgroup UART_OneBit_Sampling UART One Bit Sampling Method
  339. * @{
  340. */
  341. #define UART_ONE_BIT_SAMPLE_DISABLE 0x00000000U /*!< One-bit sampling disable */
  342. #define UART_ONE_BIT_SAMPLE_ENABLE USART_CR3_ONEBIT /*!< One-bit sampling enable */
  343. /**
  344. * @}
  345. */
  346. /** @defgroup UART_AutoBaud_Rate_Mode UART Advanced Feature AutoBaud Rate Mode
  347. * @{
  348. */
  349. #define UART_ADVFEATURE_AUTOBAUDRATE_ONSTARTBIT 0x00000000U /*!< Auto Baud rate detection
  350. on start bit */
  351. #define UART_ADVFEATURE_AUTOBAUDRATE_ONFALLINGEDGE USART_CR2_ABRMODE_0 /*!< Auto Baud rate detection
  352. on falling edge */
  353. #define UART_ADVFEATURE_AUTOBAUDRATE_ON0X7FFRAME USART_CR2_ABRMODE_1 /*!< Auto Baud rate detection
  354. on 0x7F frame detection */
  355. #define UART_ADVFEATURE_AUTOBAUDRATE_ON0X55FRAME USART_CR2_ABRMODE /*!< Auto Baud rate detection
  356. on 0x55 frame detection */
  357. /**
  358. * @}
  359. */
  360. /** @defgroup UART_Receiver_Timeout UART Receiver Timeout
  361. * @{
  362. */
  363. #define UART_RECEIVER_TIMEOUT_DISABLE 0x00000000U /*!< UART Receiver Timeout disable */
  364. #define UART_RECEIVER_TIMEOUT_ENABLE USART_CR2_RTOEN /*!< UART Receiver Timeout enable */
  365. /**
  366. * @}
  367. */
  368. /** @defgroup UART_LIN UART Local Interconnection Network mode
  369. * @{
  370. */
  371. #define UART_LIN_DISABLE 0x00000000U /*!< Local Interconnect Network disable */
  372. #define UART_LIN_ENABLE USART_CR2_LINEN /*!< Local Interconnect Network enable */
  373. /**
  374. * @}
  375. */
  376. /** @defgroup UART_LIN_Break_Detection UART LIN Break Detection
  377. * @{
  378. */
  379. #define UART_LINBREAKDETECTLENGTH_10B 0x00000000U /*!< LIN 10-bit break detection length */
  380. #define UART_LINBREAKDETECTLENGTH_11B USART_CR2_LBDL /*!< LIN 11-bit break detection length */
  381. /**
  382. * @}
  383. */
  384. /** @defgroup UART_DMA_Tx UART DMA Tx
  385. * @{
  386. */
  387. #define UART_DMA_TX_DISABLE 0x00000000U /*!< UART DMA TX disabled */
  388. #define UART_DMA_TX_ENABLE USART_CR3_DMAT /*!< UART DMA TX enabled */
  389. /**
  390. * @}
  391. */
  392. /** @defgroup UART_DMA_Rx UART DMA Rx
  393. * @{
  394. */
  395. #define UART_DMA_RX_DISABLE 0x00000000U /*!< UART DMA RX disabled */
  396. #define UART_DMA_RX_ENABLE USART_CR3_DMAR /*!< UART DMA RX enabled */
  397. /**
  398. * @}
  399. */
  400. /** @defgroup UART_Half_Duplex_Selection UART Half Duplex Selection
  401. * @{
  402. */
  403. #define UART_HALF_DUPLEX_DISABLE 0x00000000U /*!< UART half-duplex disabled */
  404. #define UART_HALF_DUPLEX_ENABLE USART_CR3_HDSEL /*!< UART half-duplex enabled */
  405. /**
  406. * @}
  407. */
  408. /** @defgroup UART_WakeUp_Methods UART WakeUp Methods
  409. * @{
  410. */
  411. #define UART_WAKEUPMETHOD_IDLELINE 0x00000000U /*!< UART wake-up on idle line */
  412. #define UART_WAKEUPMETHOD_ADDRESSMARK USART_CR1_WAKE /*!< UART wake-up on address mark */
  413. /**
  414. * @}
  415. */
  416. /** @defgroup UART_Request_Parameters UART Request Parameters
  417. * @{
  418. */
  419. #define UART_AUTOBAUD_REQUEST USART_RQR_ABRRQ /*!< Auto-Baud Rate Request */
  420. #define UART_SENDBREAK_REQUEST USART_RQR_SBKRQ /*!< Send Break Request */
  421. #define UART_MUTE_MODE_REQUEST USART_RQR_MMRQ /*!< Mute Mode Request */
  422. #define UART_RXDATA_FLUSH_REQUEST USART_RQR_RXFRQ /*!< Receive Data flush Request */
  423. #define UART_TXDATA_FLUSH_REQUEST USART_RQR_TXFRQ /*!< Transmit data flush Request */
  424. /**
  425. * @}
  426. */
  427. /** @defgroup UART_Advanced_Features_Initialization_Type UART Advanced Feature Initialization Type
  428. * @{
  429. */
  430. #define UART_ADVFEATURE_NO_INIT 0x00000000U /*!< No advanced feature initialization */
  431. #define UART_ADVFEATURE_TXINVERT_INIT 0x00000001U /*!< TX pin active level inversion */
  432. #define UART_ADVFEATURE_RXINVERT_INIT 0x00000002U /*!< RX pin active level inversion */
  433. #define UART_ADVFEATURE_DATAINVERT_INIT 0x00000004U /*!< Binary data inversion */
  434. #define UART_ADVFEATURE_SWAP_INIT 0x00000008U /*!< TX/RX pins swap */
  435. #define UART_ADVFEATURE_RXOVERRUNDISABLE_INIT 0x00000010U /*!< RX overrun disable */
  436. #define UART_ADVFEATURE_DMADISABLEONERROR_INIT 0x00000020U /*!< DMA disable on Reception Error */
  437. #define UART_ADVFEATURE_AUTOBAUDRATE_INIT 0x00000040U /*!< Auto Baud rate detection initialization */
  438. #define UART_ADVFEATURE_MSBFIRST_INIT 0x00000080U /*!< Most significant bit sent/received first */
  439. /**
  440. * @}
  441. */
  442. /** @defgroup UART_Tx_Inv UART Advanced Feature TX Pin Active Level Inversion
  443. * @{
  444. */
  445. #define UART_ADVFEATURE_TXINV_DISABLE 0x00000000U /*!< TX pin active level inversion disable */
  446. #define UART_ADVFEATURE_TXINV_ENABLE USART_CR2_TXINV /*!< TX pin active level inversion enable */
  447. /**
  448. * @}
  449. */
  450. /** @defgroup UART_Rx_Inv UART Advanced Feature RX Pin Active Level Inversion
  451. * @{
  452. */
  453. #define UART_ADVFEATURE_RXINV_DISABLE 0x00000000U /*!< RX pin active level inversion disable */
  454. #define UART_ADVFEATURE_RXINV_ENABLE USART_CR2_RXINV /*!< RX pin active level inversion enable */
  455. /**
  456. * @}
  457. */
  458. /** @defgroup UART_Data_Inv UART Advanced Feature Binary Data Inversion
  459. * @{
  460. */
  461. #define UART_ADVFEATURE_DATAINV_DISABLE 0x00000000U /*!< Binary data inversion disable */
  462. #define UART_ADVFEATURE_DATAINV_ENABLE USART_CR2_DATAINV /*!< Binary data inversion enable */
  463. /**
  464. * @}
  465. */
  466. /** @defgroup UART_Rx_Tx_Swap UART Advanced Feature RX TX Pins Swap
  467. * @{
  468. */
  469. #define UART_ADVFEATURE_SWAP_DISABLE 0x00000000U /*!< TX/RX pins swap disable */
  470. #define UART_ADVFEATURE_SWAP_ENABLE USART_CR2_SWAP /*!< TX/RX pins swap enable */
  471. /**
  472. * @}
  473. */
  474. /** @defgroup UART_Overrun_Disable UART Advanced Feature Overrun Disable
  475. * @{
  476. */
  477. #define UART_ADVFEATURE_OVERRUN_ENABLE 0x00000000U /*!< RX overrun enable */
  478. #define UART_ADVFEATURE_OVERRUN_DISABLE USART_CR3_OVRDIS /*!< RX overrun disable */
  479. /**
  480. * @}
  481. */
  482. /** @defgroup UART_AutoBaudRate_Enable UART Advanced Feature Auto BaudRate Enable
  483. * @{
  484. */
  485. #define UART_ADVFEATURE_AUTOBAUDRATE_DISABLE 0x00000000U /*!< RX Auto Baud rate detection enable */
  486. #define UART_ADVFEATURE_AUTOBAUDRATE_ENABLE USART_CR2_ABREN /*!< RX Auto Baud rate detection disable */
  487. /**
  488. * @}
  489. */
  490. /** @defgroup UART_DMA_Disable_on_Rx_Error UART Advanced Feature DMA Disable On Rx Error
  491. * @{
  492. */
  493. #define UART_ADVFEATURE_DMA_ENABLEONRXERROR 0x00000000U /*!< DMA enable on Reception Error */
  494. #define UART_ADVFEATURE_DMA_DISABLEONRXERROR USART_CR3_DDRE /*!< DMA disable on Reception Error */
  495. /**
  496. * @}
  497. */
  498. /** @defgroup UART_MSB_First UART Advanced Feature MSB First
  499. * @{
  500. */
  501. #define UART_ADVFEATURE_MSBFIRST_DISABLE 0x00000000U /*!< Most significant bit sent/received
  502. first disable */
  503. #define UART_ADVFEATURE_MSBFIRST_ENABLE USART_CR2_MSBFIRST /*!< Most significant bit sent/received
  504. first enable */
  505. /**
  506. * @}
  507. */
  508. #if defined(USART_CR1_UESM)
  509. /** @defgroup UART_Stop_Mode_Enable UART Advanced Feature Stop Mode Enable
  510. * @{
  511. */
  512. #define UART_ADVFEATURE_STOPMODE_DISABLE 0x00000000U /*!< UART stop mode disable */
  513. #define UART_ADVFEATURE_STOPMODE_ENABLE USART_CR1_UESM /*!< UART stop mode enable */
  514. /**
  515. * @}
  516. */
  517. #endif /* USART_CR1_UESM */
  518. /** @defgroup UART_Mute_Mode UART Advanced Feature Mute Mode Enable
  519. * @{
  520. */
  521. #define UART_ADVFEATURE_MUTEMODE_DISABLE 0x00000000U /*!< UART mute mode disable */
  522. #define UART_ADVFEATURE_MUTEMODE_ENABLE USART_CR1_MME /*!< UART mute mode enable */
  523. /**
  524. * @}
  525. */
  526. /** @defgroup UART_CR2_ADDRESS_LSB_POS UART Address-matching LSB Position In CR2 Register
  527. * @{
  528. */
  529. #define UART_CR2_ADDRESS_LSB_POS 24U /*!< UART address-matching LSB position in CR2 register */
  530. /**
  531. * @}
  532. */
  533. #if defined(USART_CR1_UESM)
  534. /** @defgroup UART_WakeUp_from_Stop_Selection UART WakeUp From Stop Selection
  535. * @{
  536. */
  537. #if defined(USART_CR3_WUS)
  538. #define UART_WAKEUP_ON_ADDRESS 0x00000000U /*!< UART wake-up on address */
  539. #define UART_WAKEUP_ON_STARTBIT USART_CR3_WUS_1 /*!< UART wake-up on start bit */
  540. #define UART_WAKEUP_ON_READDATA_NONEMPTY USART_CR3_WUS /*!< UART wake-up on receive data register
  541. not empty or RXFIFO is not empty */
  542. #else
  543. #define UART_WAKEUP_ON_ADDRESS 0x00000000U /*!< UART wake-up on address */
  544. #define UART_WAKEUP_ON_READDATA_NONEMPTY 0x00000001U /*!< UART wake-up on receive data register
  545. not empty or RXFIFO is not empty */
  546. #endif /* USART_CR3_WUS */
  547. /**
  548. * @}
  549. */
  550. #endif /* USART_CR1_UESM */
  551. /** @defgroup UART_DriverEnable_Polarity UART DriverEnable Polarity
  552. * @{
  553. */
  554. #define UART_DE_POLARITY_HIGH 0x00000000U /*!< Driver enable signal is active high */
  555. #define UART_DE_POLARITY_LOW USART_CR3_DEP /*!< Driver enable signal is active low */
  556. /**
  557. * @}
  558. */
  559. /** @defgroup UART_CR1_DEAT_ADDRESS_LSB_POS UART Driver Enable Assertion Time LSB Position In CR1 Register
  560. * @{
  561. */
  562. #define UART_CR1_DEAT_ADDRESS_LSB_POS 21U /*!< UART Driver Enable assertion time LSB
  563. position in CR1 register */
  564. /**
  565. * @}
  566. */
  567. /** @defgroup UART_CR1_DEDT_ADDRESS_LSB_POS UART Driver Enable DeAssertion Time LSB Position In CR1 Register
  568. * @{
  569. */
  570. #define UART_CR1_DEDT_ADDRESS_LSB_POS 16U /*!< UART Driver Enable de-assertion time LSB
  571. position in CR1 register */
  572. /**
  573. * @}
  574. */
  575. /** @defgroup UART_Interruption_Mask UART Interruptions Flag Mask
  576. * @{
  577. */
  578. #define UART_IT_MASK 0x001FU /*!< UART interruptions flags mask */
  579. /**
  580. * @}
  581. */
  582. /** @defgroup UART_TimeOut_Value UART polling-based communications time-out value
  583. * @{
  584. */
  585. #define HAL_UART_TIMEOUT_VALUE 0x1FFFFFFU /*!< UART polling-based communications time-out value */
  586. /**
  587. * @}
  588. */
  589. /** @defgroup UART_Flags UART Status Flags
  590. * Elements values convention: 0xXXXX
  591. * - 0xXXXX : Flag mask in the ISR register
  592. * @{
  593. */
  594. #define UART_FLAG_REACK USART_ISR_REACK /*!< UART receive enable acknowledge flag */
  595. #define UART_FLAG_TEACK USART_ISR_TEACK /*!< UART transmit enable acknowledge flag */
  596. #if defined(USART_CR1_UESM)
  597. #if defined(USART_CR3_WUFIE)
  598. #define UART_FLAG_WUF USART_ISR_WUF /*!< UART wake-up from stop mode flag */
  599. #endif /* USART_CR3_WUFIE */
  600. #endif /* USART_CR1_UESM */
  601. #define UART_FLAG_RWU USART_ISR_RWU /*!< UART receiver wake-up from mute mode flag */
  602. #define UART_FLAG_SBKF USART_ISR_SBKF /*!< UART send break flag */
  603. #define UART_FLAG_CMF USART_ISR_CMF /*!< UART character match flag */
  604. #define UART_FLAG_BUSY USART_ISR_BUSY /*!< UART busy flag */
  605. #define UART_FLAG_ABRF USART_ISR_ABRF /*!< UART auto Baud rate flag */
  606. #define UART_FLAG_ABRE USART_ISR_ABRE /*!< UART auto Baud rate error */
  607. #define UART_FLAG_RTOF USART_ISR_RTOF /*!< UART receiver timeout flag */
  608. #define UART_FLAG_CTS USART_ISR_CTS /*!< UART clear to send flag */
  609. #define UART_FLAG_CTSIF USART_ISR_CTSIF /*!< UART clear to send interrupt flag */
  610. #define UART_FLAG_LBDF USART_ISR_LBDF /*!< UART LIN break detection flag */
  611. #define UART_FLAG_TXE USART_ISR_TXE /*!< UART transmit data register empty */
  612. #define UART_FLAG_TC USART_ISR_TC /*!< UART transmission complete */
  613. #define UART_FLAG_RXNE USART_ISR_RXNE /*!< UART read data register not empty */
  614. #define UART_FLAG_IDLE USART_ISR_IDLE /*!< UART idle flag */
  615. #define UART_FLAG_ORE USART_ISR_ORE /*!< UART overrun error */
  616. #define UART_FLAG_NE USART_ISR_NE /*!< UART noise error */
  617. #define UART_FLAG_FE USART_ISR_FE /*!< UART frame error */
  618. #define UART_FLAG_PE USART_ISR_PE /*!< UART parity error */
  619. /**
  620. * @}
  621. */
  622. /** @defgroup UART_Interrupt_definition UART Interrupts Definition
  623. * Elements values convention: 000ZZZZZ0XXYYYYYb
  624. * - YYYYY : Interrupt source position in the XX register (5bits)
  625. * - XX : Interrupt source register (2bits)
  626. * - 01: CR1 register
  627. * - 10: CR2 register
  628. * - 11: CR3 register
  629. * - ZZZZZ : Flag position in the ISR register(5bits)
  630. * Elements values convention: 000000000XXYYYYYb
  631. * - YYYYY : Interrupt source position in the XX register (5bits)
  632. * - XX : Interrupt source register (2bits)
  633. * - 01: CR1 register
  634. * - 10: CR2 register
  635. * - 11: CR3 register
  636. * Elements values convention: 0000ZZZZ00000000b
  637. * - ZZZZ : Flag position in the ISR register(4bits)
  638. * @{
  639. */
  640. #define UART_IT_PE 0x0028U /*!< UART parity error interruption */
  641. #define UART_IT_TXE 0x0727U /*!< UART transmit data register empty interruption */
  642. #define UART_IT_TC 0x0626U /*!< UART transmission complete interruption */
  643. #define UART_IT_RXNE 0x0525U /*!< UART read data register not empty interruption */
  644. #define UART_IT_IDLE 0x0424U /*!< UART idle interruption */
  645. #define UART_IT_LBD 0x0846U /*!< UART LIN break detection interruption */
  646. #define UART_IT_CTS 0x096AU /*!< UART CTS interruption */
  647. #define UART_IT_CM 0x112EU /*!< UART character match interruption */
  648. #if defined(USART_CR1_UESM)
  649. #if defined(USART_CR3_WUFIE)
  650. #define UART_IT_WUF 0x1476U /*!< UART wake-up from stop mode interruption */
  651. #endif /* USART_CR3_WUFIE */
  652. #endif /* USART_CR1_UESM */
  653. #define UART_IT_RTO 0x0B3AU /*!< UART receiver timeout interruption */
  654. #define UART_IT_ERR 0x0060U /*!< UART error interruption */
  655. #define UART_IT_ORE 0x0300U /*!< UART overrun error interruption */
  656. #define UART_IT_NE 0x0200U /*!< UART noise error interruption */
  657. #define UART_IT_FE 0x0100U /*!< UART frame error interruption */
  658. /**
  659. * @}
  660. */
  661. /** @defgroup UART_IT_CLEAR_Flags UART Interruption Clear Flags
  662. * @{
  663. */
  664. #define UART_CLEAR_PEF USART_ICR_PECF /*!< Parity Error Clear Flag */
  665. #define UART_CLEAR_FEF USART_ICR_FECF /*!< Framing Error Clear Flag */
  666. #define UART_CLEAR_NEF USART_ICR_NCF /*!< Noise Error detected Clear Flag */
  667. #define UART_CLEAR_OREF USART_ICR_ORECF /*!< Overrun Error Clear Flag */
  668. #define UART_CLEAR_IDLEF USART_ICR_IDLECF /*!< IDLE line detected Clear Flag */
  669. #define UART_CLEAR_TCF USART_ICR_TCCF /*!< Transmission Complete Clear Flag */
  670. #define UART_CLEAR_LBDF USART_ICR_LBDCF /*!< LIN Break Detection Clear Flag */
  671. #define UART_CLEAR_CTSF USART_ICR_CTSCF /*!< CTS Interrupt Clear Flag */
  672. #define UART_CLEAR_CMF USART_ICR_CMCF /*!< Character Match Clear Flag */
  673. #if defined(USART_CR1_UESM)
  674. #if defined(USART_CR3_WUFIE)
  675. #define UART_CLEAR_WUF USART_ICR_WUCF /*!< Wake Up from stop mode Clear Flag */
  676. #endif /* USART_CR3_WUFIE */
  677. #endif /* USART_CR1_UESM */
  678. #define UART_CLEAR_RTOF USART_ICR_RTOCF /*!< UART receiver timeout clear flag */
  679. /**
  680. * @}
  681. */
  682. /** @defgroup UART_RECEPTION_TYPE_Values UART Reception type values
  683. * @{
  684. */
  685. #define HAL_UART_RECEPTION_STANDARD (0x00000000U) /*!< Standard reception */
  686. #define HAL_UART_RECEPTION_TOIDLE (0x00000001U) /*!< Reception till completion or IDLE event */
  687. #define HAL_UART_RECEPTION_TORTO (0x00000002U) /*!< Reception till completion or RTO event */
  688. #define HAL_UART_RECEPTION_TOCHARMATCH (0x00000003U) /*!< Reception till completion or CM event */
  689. /**
  690. * @}
  691. */
  692. /**
  693. * @}
  694. */
  695. /* Exported macros -----------------------------------------------------------*/
  696. /** @defgroup UART_Exported_Macros UART Exported Macros
  697. * @{
  698. */
  699. /** @brief Reset UART handle states.
  700. * @param __HANDLE__ UART handle.
  701. * @retval None
  702. */
  703. #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
  704. #define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__) do{ \
  705. (__HANDLE__)->gState = HAL_UART_STATE_RESET; \
  706. (__HANDLE__)->RxState = HAL_UART_STATE_RESET; \
  707. (__HANDLE__)->MspInitCallback = NULL; \
  708. (__HANDLE__)->MspDeInitCallback = NULL; \
  709. } while(0U)
  710. #else
  711. #define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__) do{ \
  712. (__HANDLE__)->gState = HAL_UART_STATE_RESET; \
  713. (__HANDLE__)->RxState = HAL_UART_STATE_RESET; \
  714. } while(0U)
  715. #endif /*USE_HAL_UART_REGISTER_CALLBACKS */
  716. /** @brief Flush the UART Data registers.
  717. * @param __HANDLE__ specifies the UART Handle.
  718. * @retval None
  719. */
  720. #define __HAL_UART_FLUSH_DRREGISTER(__HANDLE__) \
  721. do{ \
  722. SET_BIT((__HANDLE__)->Instance->RQR, UART_RXDATA_FLUSH_REQUEST); \
  723. SET_BIT((__HANDLE__)->Instance->RQR, UART_TXDATA_FLUSH_REQUEST); \
  724. } while(0U)
  725. /** @brief Clear the specified UART pending flag.
  726. * @param __HANDLE__ specifies the UART Handle.
  727. * @param __FLAG__ specifies the flag to check.
  728. * This parameter can be any combination of the following values:
  729. * @arg @ref UART_CLEAR_PEF Parity Error Clear Flag
  730. * @arg @ref UART_CLEAR_FEF Framing Error Clear Flag
  731. * @arg @ref UART_CLEAR_NEF Noise detected Clear Flag
  732. * @arg @ref UART_CLEAR_OREF Overrun Error Clear Flag
  733. * @arg @ref UART_CLEAR_IDLEF IDLE line detected Clear Flag
  734. * @arg @ref UART_CLEAR_TCF Transmission Complete Clear Flag
  735. * @arg @ref UART_CLEAR_RTOF Receiver Timeout clear flag
  736. * @arg @ref UART_CLEAR_LBDF LIN Break Detection Clear Flag
  737. * @arg @ref UART_CLEAR_CTSF CTS Interrupt Clear Flag
  738. * @arg @ref UART_CLEAR_CMF Character Match Clear Flag
  739. #if defined(USART_CR1_UESM)
  740. #if defined(USART_CR3_WUFIE)
  741. * @arg @ref UART_CLEAR_WUF Wake Up from stop mode Clear Flag
  742. #endif
  743. #endif
  744. * @retval None
  745. */
  746. #define __HAL_UART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__))
  747. /** @brief Clear the UART PE pending flag.
  748. * @param __HANDLE__ specifies the UART Handle.
  749. * @retval None
  750. */
  751. #define __HAL_UART_CLEAR_PEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_PEF)
  752. /** @brief Clear the UART FE pending flag.
  753. * @param __HANDLE__ specifies the UART Handle.
  754. * @retval None
  755. */
  756. #define __HAL_UART_CLEAR_FEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_FEF)
  757. /** @brief Clear the UART NE pending flag.
  758. * @param __HANDLE__ specifies the UART Handle.
  759. * @retval None
  760. */
  761. #define __HAL_UART_CLEAR_NEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_NEF)
  762. /** @brief Clear the UART ORE pending flag.
  763. * @param __HANDLE__ specifies the UART Handle.
  764. * @retval None
  765. */
  766. #define __HAL_UART_CLEAR_OREFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_OREF)
  767. /** @brief Clear the UART IDLE pending flag.
  768. * @param __HANDLE__ specifies the UART Handle.
  769. * @retval None
  770. */
  771. #define __HAL_UART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG((__HANDLE__), UART_CLEAR_IDLEF)
  772. /** @brief Check whether the specified UART flag is set or not.
  773. * @param __HANDLE__ specifies the UART Handle.
  774. * @param __FLAG__ specifies the flag to check.
  775. * This parameter can be one of the following values:
  776. * @arg @ref UART_FLAG_REACK Receive enable acknowledge flag
  777. * @arg @ref UART_FLAG_TEACK Transmit enable acknowledge flag
  778. #if defined(USART_CR1_UESM)
  779. #if defined(USART_CR3_WUFIE)
  780. * @arg @ref UART_FLAG_WUF Wake up from stop mode flag
  781. #endif
  782. #endif
  783. * @arg @ref UART_FLAG_RWU Receiver wake up flag (if the UART in mute mode)
  784. * @arg @ref UART_FLAG_SBKF Send Break flag
  785. * @arg @ref UART_FLAG_CMF Character match flag
  786. * @arg @ref UART_FLAG_BUSY Busy flag
  787. * @arg @ref UART_FLAG_ABRF Auto Baud rate detection flag
  788. * @arg @ref UART_FLAG_ABRE Auto Baud rate detection error flag
  789. * @arg @ref UART_FLAG_CTS CTS Change flag
  790. * @arg @ref UART_FLAG_LBDF LIN Break detection flag
  791. * @arg @ref UART_FLAG_TXE Transmit data register empty flag
  792. * @arg @ref UART_FLAG_TC Transmission Complete flag
  793. * @arg @ref UART_FLAG_RXNE Receive data register not empty flag
  794. * @arg @ref UART_FLAG_RTOF Receiver Timeout flag
  795. * @arg @ref UART_FLAG_IDLE Idle Line detection flag
  796. * @arg @ref UART_FLAG_ORE Overrun Error flag
  797. * @arg @ref UART_FLAG_NE Noise Error flag
  798. * @arg @ref UART_FLAG_FE Framing Error flag
  799. * @arg @ref UART_FLAG_PE Parity Error flag
  800. * @retval The new state of __FLAG__ (TRUE or FALSE).
  801. */
  802. #define __HAL_UART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->ISR & (__FLAG__)) == (__FLAG__))
  803. /** @brief Enable the specified UART interrupt.
  804. * @param __HANDLE__ specifies the UART Handle.
  805. * @param __INTERRUPT__ specifies the UART interrupt source to enable.
  806. * This parameter can be one of the following values:
  807. #if defined(USART_CR1_UESM)
  808. #if defined(USART_CR3_WUFIE)
  809. * @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
  810. #endif
  811. #endif
  812. * @arg @ref UART_IT_CM Character match interrupt
  813. * @arg @ref UART_IT_CTS CTS change interrupt
  814. * @arg @ref UART_IT_LBD LIN Break detection interrupt
  815. * @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
  816. * @arg @ref UART_IT_TC Transmission complete interrupt
  817. * @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
  818. * @arg @ref UART_IT_RTO Receive Timeout interrupt
  819. * @arg @ref UART_IT_IDLE Idle line detection interrupt
  820. * @arg @ref UART_IT_PE Parity Error interrupt
  821. * @arg @ref UART_IT_ERR Error interrupt (frame error, noise error, overrun error)
  822. * @retval None
  823. */
  824. #define __HAL_UART_ENABLE_IT(__HANDLE__, __INTERRUPT__) (\
  825. ((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U)?\
  826. ((__HANDLE__)->Instance->CR1 |= (1U <<\
  827. ((__INTERRUPT__) & UART_IT_MASK))): \
  828. ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U)?\
  829. ((__HANDLE__)->Instance->CR2 |= (1U <<\
  830. ((__INTERRUPT__) & UART_IT_MASK))): \
  831. ((__HANDLE__)->Instance->CR3 |= (1U <<\
  832. ((__INTERRUPT__) & UART_IT_MASK))))
  833. /** @brief Disable the specified UART interrupt.
  834. * @param __HANDLE__ specifies the UART Handle.
  835. * @param __INTERRUPT__ specifies the UART interrupt source to disable.
  836. * This parameter can be one of the following values:
  837. #if defined(USART_CR1_UESM)
  838. #if defined(USART_CR3_WUFIE)
  839. * @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
  840. #endif
  841. #endif
  842. * @arg @ref UART_IT_CM Character match interrupt
  843. * @arg @ref UART_IT_CTS CTS change interrupt
  844. * @arg @ref UART_IT_LBD LIN Break detection interrupt
  845. * @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
  846. * @arg @ref UART_IT_TC Transmission complete interrupt
  847. * @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
  848. * @arg @ref UART_IT_RTO Receive Timeout interrupt
  849. * @arg @ref UART_IT_IDLE Idle line detection interrupt
  850. * @arg @ref UART_IT_PE Parity Error interrupt
  851. * @arg @ref UART_IT_ERR Error interrupt (Frame error, noise error, overrun error)
  852. * @retval None
  853. */
  854. #define __HAL_UART_DISABLE_IT(__HANDLE__, __INTERRUPT__) (\
  855. ((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U)?\
  856. ((__HANDLE__)->Instance->CR1 &= ~ (1U <<\
  857. ((__INTERRUPT__) & UART_IT_MASK))): \
  858. ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U)?\
  859. ((__HANDLE__)->Instance->CR2 &= ~ (1U <<\
  860. ((__INTERRUPT__) & UART_IT_MASK))): \
  861. ((__HANDLE__)->Instance->CR3 &= ~ (1U <<\
  862. ((__INTERRUPT__) & UART_IT_MASK))))
  863. /** @brief Check whether the specified UART interrupt has occurred or not.
  864. * @param __HANDLE__ specifies the UART Handle.
  865. * @param __INTERRUPT__ specifies the UART interrupt to check.
  866. * This parameter can be one of the following values:
  867. #if defined(USART_CR1_UESM)
  868. #if defined(USART_CR3_WUFIE)
  869. * @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
  870. #endif
  871. #endif
  872. * @arg @ref UART_IT_CM Character match interrupt
  873. * @arg @ref UART_IT_CTS CTS change interrupt
  874. * @arg @ref UART_IT_LBD LIN Break detection interrupt
  875. * @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
  876. * @arg @ref UART_IT_TC Transmission complete interrupt
  877. * @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
  878. * @arg @ref UART_IT_RTO Receive Timeout interrupt
  879. * @arg @ref UART_IT_IDLE Idle line detection interrupt
  880. * @arg @ref UART_IT_PE Parity Error interrupt
  881. * @arg @ref UART_IT_ERR Error interrupt (Frame error, noise error, overrun error)
  882. * @retval The new state of __INTERRUPT__ (SET or RESET).
  883. */
  884. #define __HAL_UART_GET_IT(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->ISR\
  885. & (1U << ((__INTERRUPT__)>> 8U))) != RESET) ? SET : RESET)
  886. /** @brief Check whether the specified UART interrupt source is enabled or not.
  887. * @param __HANDLE__ specifies the UART Handle.
  888. * @param __INTERRUPT__ specifies the UART interrupt source to check.
  889. * This parameter can be one of the following values:
  890. #if defined(USART_CR1_UESM)
  891. #if defined(USART_CR3_WUFIE)
  892. * @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
  893. #endif
  894. #endif
  895. * @arg @ref UART_IT_CM Character match interrupt
  896. * @arg @ref UART_IT_CTS CTS change interrupt
  897. * @arg @ref UART_IT_LBD LIN Break detection interrupt
  898. * @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
  899. * @arg @ref UART_IT_TC Transmission complete interrupt
  900. * @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
  901. * @arg @ref UART_IT_RTO Receive Timeout interrupt
  902. * @arg @ref UART_IT_IDLE Idle line detection interrupt
  903. * @arg @ref UART_IT_PE Parity Error interrupt
  904. * @arg @ref UART_IT_ERR Error interrupt (Frame error, noise error, overrun error)
  905. * @retval The new state of __INTERRUPT__ (SET or RESET).
  906. */
  907. #define __HAL_UART_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U) ?\
  908. (__HANDLE__)->Instance->CR1 : \
  909. (((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U) ?\
  910. (__HANDLE__)->Instance->CR2 : \
  911. (__HANDLE__)->Instance->CR3)) & (1U <<\
  912. (((uint16_t)(__INTERRUPT__)) &\
  913. UART_IT_MASK))) != RESET) ? SET : RESET)
  914. /** @brief Clear the specified UART ISR flag, in setting the proper ICR register flag.
  915. * @param __HANDLE__ specifies the UART Handle.
  916. * @param __IT_CLEAR__ specifies the interrupt clear register flag that needs to be set
  917. * to clear the corresponding interrupt
  918. * This parameter can be one of the following values:
  919. * @arg @ref UART_CLEAR_PEF Parity Error Clear Flag
  920. * @arg @ref UART_CLEAR_FEF Framing Error Clear Flag
  921. * @arg @ref UART_CLEAR_NEF Noise detected Clear Flag
  922. * @arg @ref UART_CLEAR_OREF Overrun Error Clear Flag
  923. * @arg @ref UART_CLEAR_IDLEF IDLE line detected Clear Flag
  924. * @arg @ref UART_CLEAR_RTOF Receiver timeout clear flag
  925. * @arg @ref UART_CLEAR_TCF Transmission Complete Clear Flag
  926. * @arg @ref UART_CLEAR_LBDF LIN Break Detection Clear Flag
  927. * @arg @ref UART_CLEAR_CTSF CTS Interrupt Clear Flag
  928. * @arg @ref UART_CLEAR_CMF Character Match Clear Flag
  929. #if defined(USART_CR1_UESM)
  930. #if defined(USART_CR3_WUFIE)
  931. * @arg @ref UART_CLEAR_WUF Wake Up from stop mode Clear Flag
  932. #endif
  933. #endif
  934. * @retval None
  935. */
  936. #define __HAL_UART_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))
  937. /** @brief Set a specific UART request flag.
  938. * @param __HANDLE__ specifies the UART Handle.
  939. * @param __REQ__ specifies the request flag to set
  940. * This parameter can be one of the following values:
  941. * @arg @ref UART_AUTOBAUD_REQUEST Auto-Baud Rate Request
  942. * @arg @ref UART_SENDBREAK_REQUEST Send Break Request
  943. * @arg @ref UART_MUTE_MODE_REQUEST Mute Mode Request
  944. * @arg @ref UART_RXDATA_FLUSH_REQUEST Receive Data flush Request
  945. * @arg @ref UART_TXDATA_FLUSH_REQUEST Transmit data flush Request
  946. * @retval None
  947. */
  948. #define __HAL_UART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint16_t)(__REQ__))
  949. /** @brief Enable the UART one bit sample method.
  950. * @param __HANDLE__ specifies the UART Handle.
  951. * @retval None
  952. */
  953. #define __HAL_UART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
  954. /** @brief Disable the UART one bit sample method.
  955. * @param __HANDLE__ specifies the UART Handle.
  956. * @retval None
  957. */
  958. #define __HAL_UART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= ~USART_CR3_ONEBIT)
  959. /** @brief Enable UART.
  960. * @param __HANDLE__ specifies the UART Handle.
  961. * @retval None
  962. */
  963. #define __HAL_UART_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
  964. /** @brief Disable UART.
  965. * @param __HANDLE__ specifies the UART Handle.
  966. * @retval None
  967. */
  968. #define __HAL_UART_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
  969. /** @brief Enable CTS flow control.
  970. * @note This macro allows to enable CTS hardware flow control for a given UART instance,
  971. * without need to call HAL_UART_Init() function.
  972. * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
  973. * @note As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
  974. * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
  975. * - UART instance should have already been initialised (through call of HAL_UART_Init() )
  976. * - macro could only be called when corresponding UART instance is disabled
  977. * (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
  978. * macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
  979. * @param __HANDLE__ specifies the UART Handle.
  980. * @retval None
  981. */
  982. #define __HAL_UART_HWCONTROL_CTS_ENABLE(__HANDLE__) \
  983. do{ \
  984. ATOMIC_SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE); \
  985. (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_CTSE; \
  986. } while(0U)
  987. /** @brief Disable CTS flow control.
  988. * @note This macro allows to disable CTS hardware flow control for a given UART instance,
  989. * without need to call HAL_UART_Init() function.
  990. * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
  991. * @note As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
  992. * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
  993. * - UART instance should have already been initialised (through call of HAL_UART_Init() )
  994. * - macro could only be called when corresponding UART instance is disabled
  995. * (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
  996. * macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
  997. * @param __HANDLE__ specifies the UART Handle.
  998. * @retval None
  999. */
  1000. #define __HAL_UART_HWCONTROL_CTS_DISABLE(__HANDLE__) \
  1001. do{ \
  1002. ATOMIC_CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE); \
  1003. (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_CTSE); \
  1004. } while(0U)
  1005. /** @brief Enable RTS flow control.
  1006. * @note This macro allows to enable RTS hardware flow control for a given UART instance,
  1007. * without need to call HAL_UART_Init() function.
  1008. * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
  1009. * @note As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
  1010. * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
  1011. * - UART instance should have already been initialised (through call of HAL_UART_Init() )
  1012. * - macro could only be called when corresponding UART instance is disabled
  1013. * (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
  1014. * macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
  1015. * @param __HANDLE__ specifies the UART Handle.
  1016. * @retval None
  1017. */
  1018. #define __HAL_UART_HWCONTROL_RTS_ENABLE(__HANDLE__) \
  1019. do{ \
  1020. ATOMIC_SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE); \
  1021. (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_RTSE; \
  1022. } while(0U)
  1023. /** @brief Disable RTS flow control.
  1024. * @note This macro allows to disable RTS hardware flow control for a given UART instance,
  1025. * without need to call HAL_UART_Init() function.
  1026. * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
  1027. * @note As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
  1028. * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
  1029. * - UART instance should have already been initialised (through call of HAL_UART_Init() )
  1030. * - macro could only be called when corresponding UART instance is disabled
  1031. * (i.e. __HAL_UART_DISABLE(__HANDLE__)) and should be followed by an Enable
  1032. * macro (i.e. __HAL_UART_ENABLE(__HANDLE__)).
  1033. * @param __HANDLE__ specifies the UART Handle.
  1034. * @retval None
  1035. */
  1036. #define __HAL_UART_HWCONTROL_RTS_DISABLE(__HANDLE__) \
  1037. do{ \
  1038. ATOMIC_CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE);\
  1039. (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_RTSE); \
  1040. } while(0U)
  1041. /**
  1042. * @}
  1043. */
  1044. /* Private macros --------------------------------------------------------*/
  1045. /** @defgroup UART_Private_Macros UART Private Macros
  1046. * @{
  1047. */
  1048. /** @brief BRR division operation to set BRR register in 8-bit oversampling mode.
  1049. * @param __PCLK__ UART clock.
  1050. * @param __BAUD__ Baud rate set by the user.
  1051. * @retval Division result
  1052. */
  1053. #define UART_DIV_SAMPLING8(__PCLK__, __BAUD__) ((((__PCLK__)*2U) + ((__BAUD__)/2U)) / (__BAUD__))
  1054. /** @brief BRR division operation to set BRR register in 16-bit oversampling mode.
  1055. * @param __PCLK__ UART clock.
  1056. * @param __BAUD__ Baud rate set by the user.
  1057. * @retval Division result
  1058. */
  1059. #define UART_DIV_SAMPLING16(__PCLK__, __BAUD__) (((__PCLK__) + ((__BAUD__)/2U)) / (__BAUD__))
  1060. /** @brief Check UART Baud rate.
  1061. * @param __BAUDRATE__ Baudrate specified by the user.
  1062. * The maximum Baud Rate is derived from the maximum clock on F0 (i.e. 48 MHz)
  1063. * divided by the smallest oversampling used on the USART (i.e. 8)
  1064. * @retval SET (__BAUDRATE__ is valid) or RESET (__BAUDRATE__ is invalid)
  1065. */
  1066. #define IS_UART_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 6000001U)
  1067. /** @brief Check UART assertion time.
  1068. * @param __TIME__ 5-bit value assertion time.
  1069. * @retval Test result (TRUE or FALSE).
  1070. */
  1071. #define IS_UART_ASSERTIONTIME(__TIME__) ((__TIME__) <= 0x1FU)
  1072. /** @brief Check UART deassertion time.
  1073. * @param __TIME__ 5-bit value deassertion time.
  1074. * @retval Test result (TRUE or FALSE).
  1075. */
  1076. #define IS_UART_DEASSERTIONTIME(__TIME__) ((__TIME__) <= 0x1FU)
  1077. /**
  1078. * @brief Ensure that UART frame number of stop bits is valid.
  1079. * @param __STOPBITS__ UART frame number of stop bits.
  1080. * @retval SET (__STOPBITS__ is valid) or RESET (__STOPBITS__ is invalid)
  1081. */
  1082. #define IS_UART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == UART_STOPBITS_0_5) || \
  1083. ((__STOPBITS__) == UART_STOPBITS_1) || \
  1084. ((__STOPBITS__) == UART_STOPBITS_1_5) || \
  1085. ((__STOPBITS__) == UART_STOPBITS_2))
  1086. /**
  1087. * @brief Ensure that UART frame parity is valid.
  1088. * @param __PARITY__ UART frame parity.
  1089. * @retval SET (__PARITY__ is valid) or RESET (__PARITY__ is invalid)
  1090. */
  1091. #define IS_UART_PARITY(__PARITY__) (((__PARITY__) == UART_PARITY_NONE) || \
  1092. ((__PARITY__) == UART_PARITY_EVEN) || \
  1093. ((__PARITY__) == UART_PARITY_ODD))
  1094. /**
  1095. * @brief Ensure that UART hardware flow control is valid.
  1096. * @param __CONTROL__ UART hardware flow control.
  1097. * @retval SET (__CONTROL__ is valid) or RESET (__CONTROL__ is invalid)
  1098. */
  1099. #define IS_UART_HARDWARE_FLOW_CONTROL(__CONTROL__)\
  1100. (((__CONTROL__) == UART_HWCONTROL_NONE) || \
  1101. ((__CONTROL__) == UART_HWCONTROL_RTS) || \
  1102. ((__CONTROL__) == UART_HWCONTROL_CTS) || \
  1103. ((__CONTROL__) == UART_HWCONTROL_RTS_CTS))
  1104. /**
  1105. * @brief Ensure that UART communication mode is valid.
  1106. * @param __MODE__ UART communication mode.
  1107. * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
  1108. */
  1109. #define IS_UART_MODE(__MODE__) ((((__MODE__) & (~((uint32_t)(UART_MODE_TX_RX)))) == 0x00U) && ((__MODE__) != 0x00U))
  1110. /**
  1111. * @brief Ensure that UART state is valid.
  1112. * @param __STATE__ UART state.
  1113. * @retval SET (__STATE__ is valid) or RESET (__STATE__ is invalid)
  1114. */
  1115. #define IS_UART_STATE(__STATE__) (((__STATE__) == UART_STATE_DISABLE) || \
  1116. ((__STATE__) == UART_STATE_ENABLE))
  1117. /**
  1118. * @brief Ensure that UART oversampling is valid.
  1119. * @param __SAMPLING__ UART oversampling.
  1120. * @retval SET (__SAMPLING__ is valid) or RESET (__SAMPLING__ is invalid)
  1121. */
  1122. #define IS_UART_OVERSAMPLING(__SAMPLING__) (((__SAMPLING__) == UART_OVERSAMPLING_16) || \
  1123. ((__SAMPLING__) == UART_OVERSAMPLING_8))
  1124. /**
  1125. * @brief Ensure that UART frame sampling is valid.
  1126. * @param __ONEBIT__ UART frame sampling.
  1127. * @retval SET (__ONEBIT__ is valid) or RESET (__ONEBIT__ is invalid)
  1128. */
  1129. #define IS_UART_ONE_BIT_SAMPLE(__ONEBIT__) (((__ONEBIT__) == UART_ONE_BIT_SAMPLE_DISABLE) || \
  1130. ((__ONEBIT__) == UART_ONE_BIT_SAMPLE_ENABLE))
  1131. /**
  1132. * @brief Ensure that UART auto Baud rate detection mode is valid.
  1133. * @param __MODE__ UART auto Baud rate detection mode.
  1134. * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
  1135. */
  1136. #define IS_UART_ADVFEATURE_AUTOBAUDRATEMODE(__MODE__) (((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ONSTARTBIT) || \
  1137. ((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ONFALLINGEDGE) || \
  1138. ((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ON0X7FFRAME) || \
  1139. ((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ON0X55FRAME))
  1140. /**
  1141. * @brief Ensure that UART receiver timeout setting is valid.
  1142. * @param __TIMEOUT__ UART receiver timeout setting.
  1143. * @retval SET (__TIMEOUT__ is valid) or RESET (__TIMEOUT__ is invalid)
  1144. */
  1145. #define IS_UART_RECEIVER_TIMEOUT(__TIMEOUT__) (((__TIMEOUT__) == UART_RECEIVER_TIMEOUT_DISABLE) || \
  1146. ((__TIMEOUT__) == UART_RECEIVER_TIMEOUT_ENABLE))
  1147. /** @brief Check the receiver timeout value.
  1148. * @note The maximum UART receiver timeout value is 0xFFFFFF.
  1149. * @param __TIMEOUTVALUE__ receiver timeout value.
  1150. * @retval Test result (TRUE or FALSE)
  1151. */
  1152. #define IS_UART_RECEIVER_TIMEOUT_VALUE(__TIMEOUTVALUE__) ((__TIMEOUTVALUE__) <= 0xFFFFFFU)
  1153. /**
  1154. * @brief Ensure that UART LIN state is valid.
  1155. * @param __LIN__ UART LIN state.
  1156. * @retval SET (__LIN__ is valid) or RESET (__LIN__ is invalid)
  1157. */
  1158. #define IS_UART_LIN(__LIN__) (((__LIN__) == UART_LIN_DISABLE) || \
  1159. ((__LIN__) == UART_LIN_ENABLE))
  1160. /**
  1161. * @brief Ensure that UART LIN break detection length is valid.
  1162. * @param __LENGTH__ UART LIN break detection length.
  1163. * @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid)
  1164. */
  1165. #define IS_UART_LIN_BREAK_DETECT_LENGTH(__LENGTH__) (((__LENGTH__) == UART_LINBREAKDETECTLENGTH_10B) || \
  1166. ((__LENGTH__) == UART_LINBREAKDETECTLENGTH_11B))
  1167. /**
  1168. * @brief Ensure that UART DMA TX state is valid.
  1169. * @param __DMATX__ UART DMA TX state.
  1170. * @retval SET (__DMATX__ is valid) or RESET (__DMATX__ is invalid)
  1171. */
  1172. #define IS_UART_DMA_TX(__DMATX__) (((__DMATX__) == UART_DMA_TX_DISABLE) || \
  1173. ((__DMATX__) == UART_DMA_TX_ENABLE))
  1174. /**
  1175. * @brief Ensure that UART DMA RX state is valid.
  1176. * @param __DMARX__ UART DMA RX state.
  1177. * @retval SET (__DMARX__ is valid) or RESET (__DMARX__ is invalid)
  1178. */
  1179. #define IS_UART_DMA_RX(__DMARX__) (((__DMARX__) == UART_DMA_RX_DISABLE) || \
  1180. ((__DMARX__) == UART_DMA_RX_ENABLE))
  1181. /**
  1182. * @brief Ensure that UART half-duplex state is valid.
  1183. * @param __HDSEL__ UART half-duplex state.
  1184. * @retval SET (__HDSEL__ is valid) or RESET (__HDSEL__ is invalid)
  1185. */
  1186. #define IS_UART_HALF_DUPLEX(__HDSEL__) (((__HDSEL__) == UART_HALF_DUPLEX_DISABLE) || \
  1187. ((__HDSEL__) == UART_HALF_DUPLEX_ENABLE))
  1188. /**
  1189. * @brief Ensure that UART wake-up method is valid.
  1190. * @param __WAKEUP__ UART wake-up method .
  1191. * @retval SET (__WAKEUP__ is valid) or RESET (__WAKEUP__ is invalid)
  1192. */
  1193. #define IS_UART_WAKEUPMETHOD(__WAKEUP__) (((__WAKEUP__) == UART_WAKEUPMETHOD_IDLELINE) || \
  1194. ((__WAKEUP__) == UART_WAKEUPMETHOD_ADDRESSMARK))
  1195. /**
  1196. * @brief Ensure that UART request parameter is valid.
  1197. * @param __PARAM__ UART request parameter.
  1198. * @retval SET (__PARAM__ is valid) or RESET (__PARAM__ is invalid)
  1199. */
  1200. #define IS_UART_REQUEST_PARAMETER(__PARAM__) (((__PARAM__) == UART_AUTOBAUD_REQUEST) || \
  1201. ((__PARAM__) == UART_SENDBREAK_REQUEST) || \
  1202. ((__PARAM__) == UART_MUTE_MODE_REQUEST) || \
  1203. ((__PARAM__) == UART_RXDATA_FLUSH_REQUEST) || \
  1204. ((__PARAM__) == UART_TXDATA_FLUSH_REQUEST))
  1205. /**
  1206. * @brief Ensure that UART advanced features initialization is valid.
  1207. * @param __INIT__ UART advanced features initialization.
  1208. * @retval SET (__INIT__ is valid) or RESET (__INIT__ is invalid)
  1209. */
  1210. #define IS_UART_ADVFEATURE_INIT(__INIT__) ((__INIT__) <= (UART_ADVFEATURE_NO_INIT | \
  1211. UART_ADVFEATURE_TXINVERT_INIT | \
  1212. UART_ADVFEATURE_RXINVERT_INIT | \
  1213. UART_ADVFEATURE_DATAINVERT_INIT | \
  1214. UART_ADVFEATURE_SWAP_INIT | \
  1215. UART_ADVFEATURE_RXOVERRUNDISABLE_INIT | \
  1216. UART_ADVFEATURE_DMADISABLEONERROR_INIT | \
  1217. UART_ADVFEATURE_AUTOBAUDRATE_INIT | \
  1218. UART_ADVFEATURE_MSBFIRST_INIT))
  1219. /**
  1220. * @brief Ensure that UART frame TX inversion setting is valid.
  1221. * @param __TXINV__ UART frame TX inversion setting.
  1222. * @retval SET (__TXINV__ is valid) or RESET (__TXINV__ is invalid)
  1223. */
  1224. #define IS_UART_ADVFEATURE_TXINV(__TXINV__) (((__TXINV__) == UART_ADVFEATURE_TXINV_DISABLE) || \
  1225. ((__TXINV__) == UART_ADVFEATURE_TXINV_ENABLE))
  1226. /**
  1227. * @brief Ensure that UART frame RX inversion setting is valid.
  1228. * @param __RXINV__ UART frame RX inversion setting.
  1229. * @retval SET (__RXINV__ is valid) or RESET (__RXINV__ is invalid)
  1230. */
  1231. #define IS_UART_ADVFEATURE_RXINV(__RXINV__) (((__RXINV__) == UART_ADVFEATURE_RXINV_DISABLE) || \
  1232. ((__RXINV__) == UART_ADVFEATURE_RXINV_ENABLE))
  1233. /**
  1234. * @brief Ensure that UART frame data inversion setting is valid.
  1235. * @param __DATAINV__ UART frame data inversion setting.
  1236. * @retval SET (__DATAINV__ is valid) or RESET (__DATAINV__ is invalid)
  1237. */
  1238. #define IS_UART_ADVFEATURE_DATAINV(__DATAINV__) (((__DATAINV__) == UART_ADVFEATURE_DATAINV_DISABLE) || \
  1239. ((__DATAINV__) == UART_ADVFEATURE_DATAINV_ENABLE))
  1240. /**
  1241. * @brief Ensure that UART frame RX/TX pins swap setting is valid.
  1242. * @param __SWAP__ UART frame RX/TX pins swap setting.
  1243. * @retval SET (__SWAP__ is valid) or RESET (__SWAP__ is invalid)
  1244. */
  1245. #define IS_UART_ADVFEATURE_SWAP(__SWAP__) (((__SWAP__) == UART_ADVFEATURE_SWAP_DISABLE) || \
  1246. ((__SWAP__) == UART_ADVFEATURE_SWAP_ENABLE))
  1247. /**
  1248. * @brief Ensure that UART frame overrun setting is valid.
  1249. * @param __OVERRUN__ UART frame overrun setting.
  1250. * @retval SET (__OVERRUN__ is valid) or RESET (__OVERRUN__ is invalid)
  1251. */
  1252. #define IS_UART_OVERRUN(__OVERRUN__) (((__OVERRUN__) == UART_ADVFEATURE_OVERRUN_ENABLE) || \
  1253. ((__OVERRUN__) == UART_ADVFEATURE_OVERRUN_DISABLE))
  1254. /**
  1255. * @brief Ensure that UART auto Baud rate state is valid.
  1256. * @param __AUTOBAUDRATE__ UART auto Baud rate state.
  1257. * @retval SET (__AUTOBAUDRATE__ is valid) or RESET (__AUTOBAUDRATE__ is invalid)
  1258. */
  1259. #define IS_UART_ADVFEATURE_AUTOBAUDRATE(__AUTOBAUDRATE__) (((__AUTOBAUDRATE__) == \
  1260. UART_ADVFEATURE_AUTOBAUDRATE_DISABLE) || \
  1261. ((__AUTOBAUDRATE__) == UART_ADVFEATURE_AUTOBAUDRATE_ENABLE))
  1262. /**
  1263. * @brief Ensure that UART DMA enabling or disabling on error setting is valid.
  1264. * @param __DMA__ UART DMA enabling or disabling on error setting.
  1265. * @retval SET (__DMA__ is valid) or RESET (__DMA__ is invalid)
  1266. */
  1267. #define IS_UART_ADVFEATURE_DMAONRXERROR(__DMA__) (((__DMA__) == UART_ADVFEATURE_DMA_ENABLEONRXERROR) || \
  1268. ((__DMA__) == UART_ADVFEATURE_DMA_DISABLEONRXERROR))
  1269. /**
  1270. * @brief Ensure that UART frame MSB first setting is valid.
  1271. * @param __MSBFIRST__ UART frame MSB first setting.
  1272. * @retval SET (__MSBFIRST__ is valid) or RESET (__MSBFIRST__ is invalid)
  1273. */
  1274. #define IS_UART_ADVFEATURE_MSBFIRST(__MSBFIRST__) (((__MSBFIRST__) == UART_ADVFEATURE_MSBFIRST_DISABLE) || \
  1275. ((__MSBFIRST__) == UART_ADVFEATURE_MSBFIRST_ENABLE))
  1276. #if defined(USART_CR1_UESM)
  1277. /**
  1278. * @brief Ensure that UART stop mode state is valid.
  1279. * @param __STOPMODE__ UART stop mode state.
  1280. * @retval SET (__STOPMODE__ is valid) or RESET (__STOPMODE__ is invalid)
  1281. */
  1282. #define IS_UART_ADVFEATURE_STOPMODE(__STOPMODE__) (((__STOPMODE__) == UART_ADVFEATURE_STOPMODE_DISABLE) || \
  1283. ((__STOPMODE__) == UART_ADVFEATURE_STOPMODE_ENABLE))
  1284. #endif /* USART_CR1_UESM */
  1285. /**
  1286. * @brief Ensure that UART mute mode state is valid.
  1287. * @param __MUTE__ UART mute mode state.
  1288. * @retval SET (__MUTE__ is valid) or RESET (__MUTE__ is invalid)
  1289. */
  1290. #define IS_UART_MUTE_MODE(__MUTE__) (((__MUTE__) == UART_ADVFEATURE_MUTEMODE_DISABLE) || \
  1291. ((__MUTE__) == UART_ADVFEATURE_MUTEMODE_ENABLE))
  1292. #if defined(USART_CR1_UESM)
  1293. /**
  1294. * @brief Ensure that UART wake-up selection is valid.
  1295. * @param __WAKE__ UART wake-up selection.
  1296. * @retval SET (__WAKE__ is valid) or RESET (__WAKE__ is invalid)
  1297. */
  1298. #if defined(USART_CR3_WUFIE)
  1299. #define IS_UART_WAKEUP_SELECTION(__WAKE__) (((__WAKE__) == UART_WAKEUP_ON_ADDRESS) || \
  1300. ((__WAKE__) == UART_WAKEUP_ON_STARTBIT) || \
  1301. ((__WAKE__) == UART_WAKEUP_ON_READDATA_NONEMPTY))
  1302. #else
  1303. #define IS_UART_WAKEUP_SELECTION(__WAKE__) (((__WAKE__) == UART_WAKEUP_ON_ADDRESS) || \
  1304. ((__WAKE__) == UART_WAKEUP_ON_READDATA_NONEMPTY))
  1305. #endif /* USART_CR3_WUFIE */
  1306. #endif /* USART_CR1_UESM */
  1307. /**
  1308. * @brief Ensure that UART driver enable polarity is valid.
  1309. * @param __POLARITY__ UART driver enable polarity.
  1310. * @retval SET (__POLARITY__ is valid) or RESET (__POLARITY__ is invalid)
  1311. */
  1312. #define IS_UART_DE_POLARITY(__POLARITY__) (((__POLARITY__) == UART_DE_POLARITY_HIGH) || \
  1313. ((__POLARITY__) == UART_DE_POLARITY_LOW))
  1314. /**
  1315. * @}
  1316. */
  1317. /* Include UART HAL Extended module */
  1318. #include "stm32f0xx_hal_uart_ex.h"
  1319. /* Exported functions --------------------------------------------------------*/
  1320. /** @addtogroup UART_Exported_Functions UART Exported Functions
  1321. * @{
  1322. */
  1323. /** @addtogroup UART_Exported_Functions_Group1 Initialization and de-initialization functions
  1324. * @{
  1325. */
  1326. /* Initialization and de-initialization functions ****************************/
  1327. HAL_StatusTypeDef HAL_UART_Init(UART_HandleTypeDef *huart);
  1328. HAL_StatusTypeDef HAL_HalfDuplex_Init(UART_HandleTypeDef *huart);
  1329. #if defined(USART_CR2_LINEN)
  1330. HAL_StatusTypeDef HAL_LIN_Init(UART_HandleTypeDef *huart, uint32_t BreakDetectLength);
  1331. #endif /* USART_CR2_LINEN */
  1332. HAL_StatusTypeDef HAL_MultiProcessor_Init(UART_HandleTypeDef *huart, uint8_t Address, uint32_t WakeUpMethod);
  1333. HAL_StatusTypeDef HAL_UART_DeInit(UART_HandleTypeDef *huart);
  1334. void HAL_UART_MspInit(UART_HandleTypeDef *huart);
  1335. void HAL_UART_MspDeInit(UART_HandleTypeDef *huart);
  1336. /* Callbacks Register/UnRegister functions ***********************************/
  1337. #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
  1338. HAL_StatusTypeDef HAL_UART_RegisterCallback(UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID,
  1339. pUART_CallbackTypeDef pCallback);
  1340. HAL_StatusTypeDef HAL_UART_UnRegisterCallback(UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID);
  1341. HAL_StatusTypeDef HAL_UART_RegisterRxEventCallback(UART_HandleTypeDef *huart, pUART_RxEventCallbackTypeDef pCallback);
  1342. HAL_StatusTypeDef HAL_UART_UnRegisterRxEventCallback(UART_HandleTypeDef *huart);
  1343. #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
  1344. /**
  1345. * @}
  1346. */
  1347. /** @addtogroup UART_Exported_Functions_Group2 IO operation functions
  1348. * @{
  1349. */
  1350. /* IO operation functions *****************************************************/
  1351. HAL_StatusTypeDef HAL_UART_Transmit(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  1352. HAL_StatusTypeDef HAL_UART_Receive(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  1353. HAL_StatusTypeDef HAL_UART_Transmit_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
  1354. HAL_StatusTypeDef HAL_UART_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
  1355. HAL_StatusTypeDef HAL_UART_Transmit_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
  1356. HAL_StatusTypeDef HAL_UART_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
  1357. HAL_StatusTypeDef HAL_UART_DMAPause(UART_HandleTypeDef *huart);
  1358. HAL_StatusTypeDef HAL_UART_DMAResume(UART_HandleTypeDef *huart);
  1359. HAL_StatusTypeDef HAL_UART_DMAStop(UART_HandleTypeDef *huart);
  1360. /* Transfer Abort functions */
  1361. HAL_StatusTypeDef HAL_UART_Abort(UART_HandleTypeDef *huart);
  1362. HAL_StatusTypeDef HAL_UART_AbortTransmit(UART_HandleTypeDef *huart);
  1363. HAL_StatusTypeDef HAL_UART_AbortReceive(UART_HandleTypeDef *huart);
  1364. HAL_StatusTypeDef HAL_UART_Abort_IT(UART_HandleTypeDef *huart);
  1365. HAL_StatusTypeDef HAL_UART_AbortTransmit_IT(UART_HandleTypeDef *huart);
  1366. HAL_StatusTypeDef HAL_UART_AbortReceive_IT(UART_HandleTypeDef *huart);
  1367. void HAL_UART_IRQHandler(UART_HandleTypeDef *huart);
  1368. void HAL_UART_TxHalfCpltCallback(UART_HandleTypeDef *huart);
  1369. void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart);
  1370. void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart);
  1371. void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart);
  1372. void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart);
  1373. void HAL_UART_AbortCpltCallback(UART_HandleTypeDef *huart);
  1374. void HAL_UART_AbortTransmitCpltCallback(UART_HandleTypeDef *huart);
  1375. void HAL_UART_AbortReceiveCpltCallback(UART_HandleTypeDef *huart);
  1376. void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t Size);
  1377. /**
  1378. * @}
  1379. */
  1380. /** @addtogroup UART_Exported_Functions_Group3 Peripheral Control functions
  1381. * @{
  1382. */
  1383. /* Peripheral Control functions ************************************************/
  1384. void HAL_UART_ReceiverTimeout_Config(UART_HandleTypeDef *huart, uint32_t TimeoutValue);
  1385. HAL_StatusTypeDef HAL_UART_EnableReceiverTimeout(UART_HandleTypeDef *huart);
  1386. HAL_StatusTypeDef HAL_UART_DisableReceiverTimeout(UART_HandleTypeDef *huart);
  1387. #if defined(USART_CR2_LINEN)
  1388. HAL_StatusTypeDef HAL_LIN_SendBreak(UART_HandleTypeDef *huart);
  1389. #endif /* USART_CR2_LINEN */
  1390. HAL_StatusTypeDef HAL_MultiProcessor_EnableMuteMode(UART_HandleTypeDef *huart);
  1391. HAL_StatusTypeDef HAL_MultiProcessor_DisableMuteMode(UART_HandleTypeDef *huart);
  1392. void HAL_MultiProcessor_EnterMuteMode(UART_HandleTypeDef *huart);
  1393. HAL_StatusTypeDef HAL_HalfDuplex_EnableTransmitter(UART_HandleTypeDef *huart);
  1394. HAL_StatusTypeDef HAL_HalfDuplex_EnableReceiver(UART_HandleTypeDef *huart);
  1395. /**
  1396. * @}
  1397. */
  1398. /** @addtogroup UART_Exported_Functions_Group4 Peripheral State and Error functions
  1399. * @{
  1400. */
  1401. /* Peripheral State and Errors functions **************************************************/
  1402. HAL_UART_StateTypeDef HAL_UART_GetState(UART_HandleTypeDef *huart);
  1403. uint32_t HAL_UART_GetError(UART_HandleTypeDef *huart);
  1404. /**
  1405. * @}
  1406. */
  1407. /**
  1408. * @}
  1409. */
  1410. /* Private functions -----------------------------------------------------------*/
  1411. /** @addtogroup UART_Private_Functions UART Private Functions
  1412. * @{
  1413. */
  1414. #if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
  1415. void UART_InitCallbacksToDefault(UART_HandleTypeDef *huart);
  1416. #endif /* USE_HAL_UART_REGISTER_CALLBACKS */
  1417. HAL_StatusTypeDef UART_SetConfig(UART_HandleTypeDef *huart);
  1418. HAL_StatusTypeDef UART_CheckIdleState(UART_HandleTypeDef *huart);
  1419. HAL_StatusTypeDef UART_WaitOnFlagUntilTimeout(UART_HandleTypeDef *huart, uint32_t Flag, FlagStatus Status,
  1420. uint32_t Tickstart, uint32_t Timeout);
  1421. void UART_AdvFeatureConfig(UART_HandleTypeDef *huart);
  1422. HAL_StatusTypeDef UART_Start_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
  1423. HAL_StatusTypeDef UART_Start_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
  1424. /**
  1425. * @}
  1426. */
  1427. /* Private variables -----------------------------------------------------------*/
  1428. /**
  1429. * @}
  1430. */
  1431. /**
  1432. * @}
  1433. */
  1434. #ifdef __cplusplus
  1435. }
  1436. #endif
  1437. #endif /* STM32F0xx_HAL_UART_H */
  1438. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/