stm32l1xx_hal_spi.h 22 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556
  1. /**
  2. ******************************************************************************
  3. * @file stm32l1xx_hal_spi.h
  4. * @author MCD Application Team
  5. * @version V1.0.0
  6. * @date 5-September-2014
  7. * @brief Header file of SPI HAL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  12. *
  13. * Redistribution and use in source and binary forms, with or without modification,
  14. * are permitted provided that the following conditions are met:
  15. * 1. Redistributions of source code must retain the above copyright notice,
  16. * this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  21. * may be used to endorse or promote products derived from this software
  22. * without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34. *
  35. ******************************************************************************
  36. */
  37. /* Define to prevent recursive inclusion -------------------------------------*/
  38. #ifndef __STM32L1xx_HAL_SPI_H
  39. #define __STM32L1xx_HAL_SPI_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32l1xx_hal_def.h"
  45. /** @addtogroup STM32L1xx_HAL_Driver
  46. * @{
  47. */
  48. /** @addtogroup SPI
  49. * @{
  50. */
  51. /* Exported types ------------------------------------------------------------*/
  52. /** @defgroup SPI_Exported_Types SPI Exported Types
  53. * @{
  54. */
  55. /**
  56. * @brief SPI Configuration Structure definition
  57. */
  58. typedef struct
  59. {
  60. uint32_t Mode; /*!< Specifies the SPI operating mode.
  61. This parameter can be a value of @ref SPI_mode */
  62. uint32_t Direction; /*!< Specifies the SPI Directional mode state.
  63. This parameter can be a value of @ref SPI_Direction_mode */
  64. uint32_t DataSize; /*!< Specifies the SPI data size.
  65. This parameter can be a value of @ref SPI_data_size */
  66. uint32_t CLKPolarity; /*!< Specifies the serial clock steady state.
  67. This parameter can be a value of @ref SPI_Clock_Polarity */
  68. uint32_t CLKPhase; /*!< Specifies the clock active edge for the bit capture.
  69. This parameter can be a value of @ref SPI_Clock_Phase */
  70. uint32_t NSS; /*!< Specifies whether the NSS signal is managed by
  71. hardware (NSS pin) or by software using the SSI bit.
  72. This parameter can be a value of @ref SPI_Slave_Select_management */
  73. uint32_t BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be
  74. used to configure the transmit and receive SCK clock.
  75. This parameter can be a value of @ref SPI_BaudRate_Prescaler
  76. @note The communication clock is derived from the master
  77. clock. The slave clock does not need to be set */
  78. uint32_t FirstBit; /*!< Specifies whether data transfers start from MSB or LSB bit.
  79. This parameter can be a value of @ref SPI_MSB_LSB_transmission */
  80. uint32_t TIMode; /*!< Specifies if the TI mode is enabled or not.
  81. This parameter can be a value of @ref SPI_TI_mode */
  82. uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not.
  83. This parameter can be a value of @ref SPI_CRC_Calculation */
  84. uint32_t CRCPolynomial; /*!< Specifies the polynomial used for the CRC calculation.
  85. This parameter must be a number between Min_Data = 0 and Max_Data = 65535 */
  86. }SPI_InitTypeDef;
  87. /**
  88. * @brief HAL SPI State structure definition
  89. */
  90. typedef enum
  91. {
  92. HAL_SPI_STATE_RESET = 0x00, /*!< SPI not yet initialized or disabled */
  93. HAL_SPI_STATE_READY = 0x01, /*!< SPI initialized and ready for use */
  94. HAL_SPI_STATE_BUSY = 0x02, /*!< SPI process is ongoing */
  95. HAL_SPI_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */
  96. HAL_SPI_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */
  97. HAL_SPI_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission and Reception process is ongoing */
  98. HAL_SPI_STATE_ERROR = 0x03 /*!< SPI error state */
  99. }HAL_SPI_StateTypeDef;
  100. /**
  101. * @brief HAL SPI Error Code structure definition
  102. */
  103. typedef enum
  104. {
  105. HAL_SPI_ERROR_NONE = 0x00, /*!< No error */
  106. HAL_SPI_ERROR_MODF = 0x01, /*!< MODF error */
  107. HAL_SPI_ERROR_CRC = 0x02, /*!< CRC error */
  108. HAL_SPI_ERROR_OVR = 0x04, /*!< OVR error */
  109. HAL_SPI_ERROR_FRE = 0x08, /*!< FRE error */
  110. HAL_SPI_ERROR_DMA = 0x10, /*!< DMA transfer error */
  111. HAL_SPI_ERROR_FLAG = 0x20 /*!< Flag: RXNE,TXE, BSY */
  112. }HAL_SPI_ErrorTypeDef;
  113. /**
  114. * @brief SPI handle Structure definition
  115. */
  116. typedef struct __SPI_HandleTypeDef
  117. {
  118. SPI_TypeDef *Instance; /* SPI registers base address */
  119. SPI_InitTypeDef Init; /* SPI communication parameters */
  120. uint8_t *pTxBuffPtr; /* Pointer to SPI Tx transfer Buffer */
  121. uint16_t TxXferSize; /* SPI Tx transfer size */
  122. uint16_t TxXferCount; /* SPI Tx Transfer Counter */
  123. uint8_t *pRxBuffPtr; /* Pointer to SPI Rx transfer Buffer */
  124. uint16_t RxXferSize; /* SPI Rx transfer size */
  125. uint16_t RxXferCount; /* SPI Rx Transfer Counter */
  126. DMA_HandleTypeDef *hdmatx; /* SPI Tx DMA handle parameters */
  127. DMA_HandleTypeDef *hdmarx; /* SPI Rx DMA handle parameters */
  128. void (*RxISR)(struct __SPI_HandleTypeDef * hspi); /* function pointer on Rx ISR */
  129. void (*TxISR)(struct __SPI_HandleTypeDef * hspi); /* function pointer on Tx ISR */
  130. HAL_LockTypeDef Lock; /* SPI locking object */
  131. __IO HAL_SPI_StateTypeDef State; /* SPI communication state */
  132. __IO HAL_SPI_ErrorTypeDef ErrorCode; /* SPI Error code */
  133. }SPI_HandleTypeDef;
  134. /**
  135. * @}
  136. */
  137. /* Exported constants --------------------------------------------------------*/
  138. /** @defgroup SPI_Exported_Constants SPI Exported Constants
  139. * @{
  140. */
  141. /** @defgroup SPI_mode SPI mode
  142. * @{
  143. */
  144. #define SPI_MODE_SLAVE ((uint32_t)0x00000000)
  145. #define SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI)
  146. #define IS_SPI_MODE(MODE) (((MODE) == SPI_MODE_SLAVE) || \
  147. ((MODE) == SPI_MODE_MASTER))
  148. /**
  149. * @}
  150. */
  151. /** @defgroup SPI_Direction_mode SPI Direction mode
  152. * @{
  153. */
  154. #define SPI_DIRECTION_2LINES ((uint32_t)0x00000000)
  155. #define SPI_DIRECTION_2LINES_RXONLY SPI_CR1_RXONLY
  156. #define SPI_DIRECTION_1LINE SPI_CR1_BIDIMODE
  157. #define IS_SPI_DIRECTION_MODE(MODE) (((MODE) == SPI_DIRECTION_2LINES) || \
  158. ((MODE) == SPI_DIRECTION_2LINES_RXONLY) || \
  159. ((MODE) == SPI_DIRECTION_1LINE))
  160. #define IS_SPI_DIRECTION_2LINES_OR_1LINE(MODE) (((MODE) == SPI_DIRECTION_2LINES) || \
  161. ((MODE) == SPI_DIRECTION_1LINE))
  162. #define IS_SPI_DIRECTION_2LINES(MODE) ((MODE) == SPI_DIRECTION_2LINES)
  163. /**
  164. * @}
  165. */
  166. /** @defgroup SPI_data_size SPI data size
  167. * @{
  168. */
  169. #define SPI_DATASIZE_8BIT ((uint32_t)0x00000000)
  170. #define SPI_DATASIZE_16BIT SPI_CR1_DFF
  171. #define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DATASIZE_16BIT) || \
  172. ((DATASIZE) == SPI_DATASIZE_8BIT))
  173. /**
  174. * @}
  175. */
  176. /** @defgroup SPI_Clock_Polarity SPI Clock Polarity
  177. * @{
  178. */
  179. #define SPI_POLARITY_LOW ((uint32_t)0x00000000)
  180. #define SPI_POLARITY_HIGH SPI_CR1_CPOL
  181. #define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_POLARITY_LOW) || \
  182. ((CPOL) == SPI_POLARITY_HIGH))
  183. /**
  184. * @}
  185. */
  186. /** @defgroup SPI_Clock_Phase SPI Clock Phase
  187. * @{
  188. */
  189. #define SPI_PHASE_1EDGE ((uint32_t)0x00000000)
  190. #define SPI_PHASE_2EDGE SPI_CR1_CPHA
  191. #define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_PHASE_1EDGE) || \
  192. ((CPHA) == SPI_PHASE_2EDGE))
  193. /**
  194. * @}
  195. */
  196. /** @defgroup SPI_Slave_Select_management SPI Slave Select management
  197. * @{
  198. */
  199. #define SPI_NSS_SOFT SPI_CR1_SSM
  200. #define SPI_NSS_HARD_INPUT ((uint32_t)0x00000000)
  201. #define SPI_NSS_HARD_OUTPUT ((uint32_t)(SPI_CR2_SSOE << 16))
  202. #define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_SOFT) || \
  203. ((NSS) == SPI_NSS_HARD_INPUT) || \
  204. ((NSS) == SPI_NSS_HARD_OUTPUT))
  205. /**
  206. * @}
  207. */
  208. /** @defgroup SPI_BaudRate_Prescaler SPI BaudRate Prescaler
  209. * @{
  210. */
  211. #define SPI_BAUDRATEPRESCALER_2 ((uint32_t)0x00000000)
  212. #define SPI_BAUDRATEPRESCALER_4 ((uint32_t)SPI_CR1_BR_0)
  213. #define SPI_BAUDRATEPRESCALER_8 ((uint32_t)SPI_CR1_BR_1)
  214. #define SPI_BAUDRATEPRESCALER_16 ((uint32_t)SPI_CR1_BR_1 | SPI_CR1_BR_0)
  215. #define SPI_BAUDRATEPRESCALER_32 ((uint32_t)SPI_CR1_BR_2)
  216. #define SPI_BAUDRATEPRESCALER_64 ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_0)
  217. #define SPI_BAUDRATEPRESCALER_128 ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_1)
  218. #define SPI_BAUDRATEPRESCALER_256 ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0)
  219. #define IS_SPI_BAUDRATE_PRESCALER(PRESCALER) (((PRESCALER) == SPI_BAUDRATEPRESCALER_2) || \
  220. ((PRESCALER) == SPI_BAUDRATEPRESCALER_4) || \
  221. ((PRESCALER) == SPI_BAUDRATEPRESCALER_8) || \
  222. ((PRESCALER) == SPI_BAUDRATEPRESCALER_16) || \
  223. ((PRESCALER) == SPI_BAUDRATEPRESCALER_32) || \
  224. ((PRESCALER) == SPI_BAUDRATEPRESCALER_64) || \
  225. ((PRESCALER) == SPI_BAUDRATEPRESCALER_128) || \
  226. ((PRESCALER) == SPI_BAUDRATEPRESCALER_256))
  227. /**
  228. * @}
  229. */
  230. /** @defgroup SPI_MSB_LSB_transmission SPI MSB LSB transmission
  231. * @{
  232. */
  233. #define SPI_FIRSTBIT_MSB ((uint32_t)0x00000000)
  234. #define SPI_FIRSTBIT_LSB SPI_CR1_LSBFIRST
  235. #define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FIRSTBIT_MSB) || \
  236. ((BIT) == SPI_FIRSTBIT_LSB))
  237. /**
  238. * @}
  239. */
  240. /** @defgroup SPI_CRC_Calculation SPI CRC Calculation
  241. * @{
  242. */
  243. #define SPI_CRCCALCULATION_DISABLED ((uint32_t)0x00000000)
  244. #define SPI_CRCCALCULATION_ENABLED SPI_CR1_CRCEN
  245. #define IS_SPI_CRC_CALCULATION(CALCULATION) (((CALCULATION) == SPI_CRCCALCULATION_DISABLED) || \
  246. ((CALCULATION) == SPI_CRCCALCULATION_ENABLED))
  247. #define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) (((POLYNOMIAL) >= 0x1) && ((POLYNOMIAL) <= 0xFFFF))
  248. /**
  249. * @}
  250. */
  251. /** @defgroup SPI_Interrupt_configuration_definition SPI Interrupt configuration definition
  252. * @{
  253. */
  254. #define SPI_IT_TXE SPI_CR2_TXEIE
  255. #define SPI_IT_RXNE SPI_CR2_RXNEIE
  256. #define SPI_IT_ERR SPI_CR2_ERRIE
  257. /**
  258. * @}
  259. */
  260. /** @defgroup SPI_Flag_definition SPI Flag definition
  261. * @{
  262. */
  263. #define SPI_FLAG_RXNE SPI_SR_RXNE
  264. #define SPI_FLAG_TXE SPI_SR_TXE
  265. #define SPI_FLAG_CRCERR SPI_SR_CRCERR
  266. #define SPI_FLAG_MODF SPI_SR_MODF
  267. #define SPI_FLAG_OVR SPI_SR_OVR
  268. #define SPI_FLAG_BSY SPI_SR_BSY
  269. #define SPI_FLAG_FRE SPI_SR_FRE
  270. /**
  271. * @}
  272. */
  273. /**
  274. * @}
  275. */
  276. /* Exported macro ------------------------------------------------------------*/
  277. /** @defgroup SPI_Exported_Macros SPI Exported Macros
  278. * @{
  279. */
  280. /** @brief Reset SPI handle state
  281. * @param __HANDLE__: specifies the SPI handle.
  282. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  283. * @retval None
  284. */
  285. #define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SPI_STATE_RESET)
  286. /** @brief Enable or disable the specified SPI interrupts.
  287. * @param __HANDLE__: specifies the SPI handle.
  288. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  289. * @param __INTERRUPT__: specifies the interrupt source to enable or disable.
  290. * This parameter can be one of the following values:
  291. * @arg SPI_IT_TXE: Tx buffer empty interrupt enable
  292. * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
  293. * @arg SPI_IT_ERR: Error interrupt enable
  294. * @retval None
  295. */
  296. #define __HAL_SPI_ENABLE_IT(__HANDLE__, __INTERRUPT__) SET_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__))
  297. #define __HAL_SPI_DISABLE_IT(__HANDLE__, __INTERRUPT__) CLEAR_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__))
  298. /** @brief Check if the specified SPI interrupt source is enabled or disabled.
  299. * @param __HANDLE__: specifies the SPI handle.
  300. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  301. * @param __INTERRUPT__: specifies the SPI interrupt source to check.
  302. * This parameter can be one of the following values:
  303. * @arg SPI_IT_TXE: Tx buffer empty interrupt enable
  304. * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
  305. * @arg SPI_IT_ERR: Error interrupt enable
  306. * @retval The new state of __IT__ (TRUE or FALSE).
  307. */
  308. #define __HAL_SPI_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
  309. /** @brief Check whether the specified SPI flag is set or not.
  310. * @param __HANDLE__: specifies the SPI handle.
  311. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  312. * @param __FLAG__: specifies the flag to check.
  313. * This parameter can be one of the following values:
  314. * @arg SPI_FLAG_RXNE: Receive buffer not empty flag
  315. * @arg SPI_FLAG_TXE: Transmit buffer empty flag
  316. * @arg SPI_FLAG_CRCERR: CRC error flag
  317. * @arg SPI_FLAG_MODF: Mode fault flag
  318. * @arg SPI_FLAG_OVR: Overrun flag
  319. * @arg SPI_FLAG_BSY: Busy flag
  320. * @arg SPI_FLAG_FRE: Frame format error flag
  321. * @retval The new state of __FLAG__ (TRUE or FALSE).
  322. */
  323. #define __HAL_SPI_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))
  324. /** @brief Clear the SPI CRCERR pending flag.
  325. * @param __HANDLE__: specifies the SPI handle.
  326. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  327. * @retval None
  328. */
  329. #define __HAL_SPI_CLEAR_CRCERRFLAG(__HANDLE__) ((__HANDLE__)->Instance->SR = ~(SPI_FLAG_CRCERR))
  330. /** @brief Clear the SPI MODF pending flag.
  331. * @param __HANDLE__: specifies the SPI handle.
  332. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  333. * @retval None
  334. */
  335. #define __HAL_SPI_CLEAR_MODFFLAG(__HANDLE__) do{(__HANDLE__)->Instance->SR;\
  336. CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE);}while(0)
  337. /** @brief Clear the SPI OVR pending flag.
  338. * @param __HANDLE__: specifies the SPI handle.
  339. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  340. * @retval None
  341. */
  342. #define __HAL_SPI_CLEAR_OVRFLAG(__HANDLE__) do{(__HANDLE__)->Instance->DR;\
  343. (__HANDLE__)->Instance->SR;}while(0)
  344. /** @brief Clear the SPI FRE pending flag.
  345. * @param __HANDLE__: specifies the SPI handle.
  346. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  347. * @retval None
  348. */
  349. #define __HAL_SPI_CLEAR_FREFLAG(__HANDLE__) ((__HANDLE__)->Instance->SR)
  350. /** @brief Enables the SPI.
  351. * @param __HANDLE__: specifies the SPI Handle.
  352. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  353. * @retval None
  354. */
  355. #define __HAL_SPI_ENABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
  356. /** @brief Disables the SPI.
  357. * @param __HANDLE__: specifies the SPI Handle.
  358. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  359. * @retval None
  360. */
  361. #define __HAL_SPI_DISABLE(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
  362. /**
  363. * @}
  364. */
  365. /* Private macro ------------------------------------------------------------*/
  366. /** @defgroup SPI_Private_Macros SPI Private Macros
  367. * @{
  368. */
  369. /** @brief Sets the SPI transmit-only mode.
  370. * @param __HANDLE__: specifies the SPI Handle.
  371. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  372. * @retval None
  373. */
  374. #define SPI_1LINE_TX(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE)
  375. /** @brief Sets the SPI receive-only mode.
  376. * @param __HANDLE__: specifies the SPI Handle.
  377. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  378. * @retval None
  379. */
  380. #define SPI_1LINE_RX(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE)
  381. /** @brief Resets the CRC calculation of the SPI.
  382. * @param __HANDLE__: specifies the SPI Handle.
  383. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  384. * @retval None
  385. */
  386. #define SPI_RESET_CRC(__HANDLE__) do{CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);\
  387. SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);}while(0)
  388. /**
  389. * @}
  390. */
  391. /* Include SPI HAL Extension module */
  392. #include "stm32l1xx_hal_spi_ex.h"
  393. /* Exported functions --------------------------------------------------------*/
  394. /** @addtogroup SPI_Exported_Functions
  395. * @{
  396. */
  397. /* Initialization/de-initialization functions **********************************/
  398. /** @addtogroup SPI_Exported_Functions_Group1
  399. * @{
  400. */
  401. HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi);
  402. HAL_StatusTypeDef HAL_SPI_DeInit (SPI_HandleTypeDef *hspi);
  403. void HAL_SPI_MspInit(SPI_HandleTypeDef *hspi);
  404. void HAL_SPI_MspDeInit(SPI_HandleTypeDef *hspi);
  405. /**
  406. * @}
  407. */
  408. /* I/O operation functions *****************************************************/
  409. /** @addtogroup SPI_Exported_Functions_Group2
  410. * @{
  411. */
  412. HAL_StatusTypeDef HAL_SPI_Transmit(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  413. HAL_StatusTypeDef HAL_SPI_Receive(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  414. HAL_StatusTypeDef HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
  415. HAL_StatusTypeDef HAL_SPI_Transmit_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  416. HAL_StatusTypeDef HAL_SPI_Receive_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  417. HAL_StatusTypeDef HAL_SPI_TransmitReceive_IT(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
  418. HAL_StatusTypeDef HAL_SPI_Transmit_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  419. HAL_StatusTypeDef HAL_SPI_Receive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  420. HAL_StatusTypeDef HAL_SPI_TransmitReceive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
  421. HAL_StatusTypeDef HAL_SPI_DMAPause(SPI_HandleTypeDef *hspi);
  422. HAL_StatusTypeDef HAL_SPI_DMAResume(SPI_HandleTypeDef *hspi);
  423. HAL_StatusTypeDef HAL_SPI_DMAStop(SPI_HandleTypeDef *hspi);
  424. void HAL_SPI_IRQHandler(SPI_HandleTypeDef *hspi);
  425. void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi);
  426. void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi);
  427. void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi);
  428. void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi);
  429. void HAL_SPI_TxHalfCpltCallback(SPI_HandleTypeDef *hspi);
  430. void HAL_SPI_RxHalfCpltCallback(SPI_HandleTypeDef *hspi);
  431. void HAL_SPI_TxRxHalfCpltCallback(SPI_HandleTypeDef *hspi);
  432. /**
  433. * @}
  434. */
  435. /* Peripheral State and Control functions **************************************/
  436. /** @addtogroup SPI_Exported_Functions_Group3
  437. * @{
  438. */
  439. HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi);
  440. HAL_SPI_ErrorTypeDef HAL_SPI_GetError(SPI_HandleTypeDef *hspi);
  441. /**
  442. * @}
  443. */
  444. /**
  445. * @}
  446. */
  447. /**
  448. * @}
  449. */
  450. /**
  451. * @}
  452. */
  453. #ifdef __cplusplus
  454. }
  455. #endif
  456. #endif /* __STM32L1xx_HAL_SPI_H */
  457. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/