stm32f10x_spi.h 17 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f10x_spi.h
  4. * @author MCD Application Team
  5. * @version V3.5.0
  6. * @date 11-March-2011
  7. * @brief This file contains all the functions prototypes for the SPI firmware
  8. * library.
  9. ******************************************************************************
  10. * @attention
  11. *
  12. * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  13. * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  14. * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  15. * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  16. * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  17. * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  18. *
  19. * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
  20. ******************************************************************************
  21. */
  22. /* Define to prevent recursive inclusion -------------------------------------*/
  23. #ifndef __STM32F10x_SPI_H
  24. #define __STM32F10x_SPI_H
  25. #ifdef __cplusplus
  26. extern "C" {
  27. #endif
  28. /* Includes ------------------------------------------------------------------*/
  29. #include "stm32f10x.h"
  30. /** @addtogroup STM32F10x_StdPeriph_Driver
  31. * @{
  32. */
  33. /** @addtogroup SPI
  34. * @{
  35. */
  36. /** @defgroup SPI_Exported_Types
  37. * @{
  38. */
  39. /**
  40. * @brief SPI Init structure definition
  41. */
  42. typedef struct
  43. {
  44. uint16_t SPI_Direction; /*!< Specifies the SPI unidirectional or bidirectional data mode.
  45. This parameter can be a value of @ref SPI_data_direction */
  46. uint16_t SPI_Mode; /*!< Specifies the SPI operating mode.
  47. This parameter can be a value of @ref SPI_mode */
  48. uint16_t SPI_DataSize; /*!< Specifies the SPI data size.
  49. This parameter can be a value of @ref SPI_data_size */
  50. uint16_t SPI_CPOL; /*!< Specifies the serial clock steady state.
  51. This parameter can be a value of @ref SPI_Clock_Polarity */
  52. uint16_t SPI_CPHA; /*!< Specifies the clock active edge for the bit capture.
  53. This parameter can be a value of @ref SPI_Clock_Phase */
  54. uint16_t SPI_NSS; /*!< Specifies whether the NSS signal is managed by
  55. hardware (NSS pin) or by software using the SSI bit.
  56. This parameter can be a value of @ref SPI_Slave_Select_management */
  57. uint16_t SPI_BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be
  58. used to configure the transmit and receive SCK clock.
  59. This parameter can be a value of @ref SPI_BaudRate_Prescaler.
  60. @note The communication clock is derived from the master
  61. clock. The slave clock does not need to be set. */
  62. uint16_t SPI_FirstBit; /*!< Specifies whether data transfers start from MSB or LSB bit.
  63. This parameter can be a value of @ref SPI_MSB_LSB_transmission */
  64. uint16_t SPI_CRCPolynomial; /*!< Specifies the polynomial used for the CRC calculation. */
  65. }SPI_InitTypeDef;
  66. /**
  67. * @brief I2S Init structure definition
  68. */
  69. typedef struct
  70. {
  71. uint16_t I2S_Mode; /*!< Specifies the I2S operating mode.
  72. This parameter can be a value of @ref I2S_Mode */
  73. uint16_t I2S_Standard; /*!< Specifies the standard used for the I2S communication.
  74. This parameter can be a value of @ref I2S_Standard */
  75. uint16_t I2S_DataFormat; /*!< Specifies the data format for the I2S communication.
  76. This parameter can be a value of @ref I2S_Data_Format */
  77. uint16_t I2S_MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not.
  78. This parameter can be a value of @ref I2S_MCLK_Output */
  79. uint32_t I2S_AudioFreq; /*!< Specifies the frequency selected for the I2S communication.
  80. This parameter can be a value of @ref I2S_Audio_Frequency */
  81. uint16_t I2S_CPOL; /*!< Specifies the idle state of the I2S clock.
  82. This parameter can be a value of @ref I2S_Clock_Polarity */
  83. }I2S_InitTypeDef;
  84. /**
  85. * @}
  86. */
  87. /** @defgroup SPI_Exported_Constants
  88. * @{
  89. */
  90. #define IS_SPI_ALL_PERIPH(PERIPH) (((PERIPH) == SPI1) || \
  91. ((PERIPH) == SPI2) || \
  92. ((PERIPH) == SPI3))
  93. #define IS_SPI_23_PERIPH(PERIPH) (((PERIPH) == SPI2) || \
  94. ((PERIPH) == SPI3))
  95. /** @defgroup SPI_data_direction
  96. * @{
  97. */
  98. #define SPI_Direction_2Lines_FullDuplex ((uint16_t)0x0000)
  99. #define SPI_Direction_2Lines_RxOnly ((uint16_t)0x0400)
  100. #define SPI_Direction_1Line_Rx ((uint16_t)0x8000)
  101. #define SPI_Direction_1Line_Tx ((uint16_t)0xC000)
  102. #define IS_SPI_DIRECTION_MODE(MODE) (((MODE) == SPI_Direction_2Lines_FullDuplex) || \
  103. ((MODE) == SPI_Direction_2Lines_RxOnly) || \
  104. ((MODE) == SPI_Direction_1Line_Rx) || \
  105. ((MODE) == SPI_Direction_1Line_Tx))
  106. /**
  107. * @}
  108. */
  109. /** @defgroup SPI_mode
  110. * @{
  111. */
  112. #define SPI_Mode_Master ((uint16_t)0x0104)
  113. #define SPI_Mode_Slave ((uint16_t)0x0000)
  114. #define IS_SPI_MODE(MODE) (((MODE) == SPI_Mode_Master) || \
  115. ((MODE) == SPI_Mode_Slave))
  116. /**
  117. * @}
  118. */
  119. /** @defgroup SPI_data_size
  120. * @{
  121. */
  122. #define SPI_DataSize_16b ((uint16_t)0x0800)
  123. #define SPI_DataSize_8b ((uint16_t)0x0000)
  124. #define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DataSize_16b) || \
  125. ((DATASIZE) == SPI_DataSize_8b))
  126. /**
  127. * @}
  128. */
  129. /** @defgroup SPI_Clock_Polarity
  130. * @{
  131. */
  132. #define SPI_CPOL_Low ((uint16_t)0x0000)
  133. #define SPI_CPOL_High ((uint16_t)0x0002)
  134. #define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_CPOL_Low) || \
  135. ((CPOL) == SPI_CPOL_High))
  136. /**
  137. * @}
  138. */
  139. /** @defgroup SPI_Clock_Phase
  140. * @{
  141. */
  142. #define SPI_CPHA_1Edge ((uint16_t)0x0000)
  143. #define SPI_CPHA_2Edge ((uint16_t)0x0001)
  144. #define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_CPHA_1Edge) || \
  145. ((CPHA) == SPI_CPHA_2Edge))
  146. /**
  147. * @}
  148. */
  149. /** @defgroup SPI_Slave_Select_management
  150. * @{
  151. */
  152. #define SPI_NSS_Soft ((uint16_t)0x0200)
  153. #define SPI_NSS_Hard ((uint16_t)0x0000)
  154. #define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_Soft) || \
  155. ((NSS) == SPI_NSS_Hard))
  156. /**
  157. * @}
  158. */
  159. /** @defgroup SPI_BaudRate_Prescaler
  160. * @{
  161. */
  162. #define SPI_BaudRatePrescaler_2 ((uint16_t)0x0000)
  163. #define SPI_BaudRatePrescaler_4 ((uint16_t)0x0008)
  164. #define SPI_BaudRatePrescaler_8 ((uint16_t)0x0010)
  165. #define SPI_BaudRatePrescaler_16 ((uint16_t)0x0018)
  166. #define SPI_BaudRatePrescaler_32 ((uint16_t)0x0020)
  167. #define SPI_BaudRatePrescaler_64 ((uint16_t)0x0028)
  168. #define SPI_BaudRatePrescaler_128 ((uint16_t)0x0030)
  169. #define SPI_BaudRatePrescaler_256 ((uint16_t)0x0038)
  170. #define IS_SPI_BAUDRATE_PRESCALER(PRESCALER) (((PRESCALER) == SPI_BaudRatePrescaler_2) || \
  171. ((PRESCALER) == SPI_BaudRatePrescaler_4) || \
  172. ((PRESCALER) == SPI_BaudRatePrescaler_8) || \
  173. ((PRESCALER) == SPI_BaudRatePrescaler_16) || \
  174. ((PRESCALER) == SPI_BaudRatePrescaler_32) || \
  175. ((PRESCALER) == SPI_BaudRatePrescaler_64) || \
  176. ((PRESCALER) == SPI_BaudRatePrescaler_128) || \
  177. ((PRESCALER) == SPI_BaudRatePrescaler_256))
  178. /**
  179. * @}
  180. */
  181. /** @defgroup SPI_MSB_LSB_transmission
  182. * @{
  183. */
  184. #define SPI_FirstBit_MSB ((uint16_t)0x0000)
  185. #define SPI_FirstBit_LSB ((uint16_t)0x0080)
  186. #define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FirstBit_MSB) || \
  187. ((BIT) == SPI_FirstBit_LSB))
  188. /**
  189. * @}
  190. */
  191. /** @defgroup I2S_Mode
  192. * @{
  193. */
  194. #define I2S_Mode_SlaveTx ((uint16_t)0x0000)
  195. #define I2S_Mode_SlaveRx ((uint16_t)0x0100)
  196. #define I2S_Mode_MasterTx ((uint16_t)0x0200)
  197. #define I2S_Mode_MasterRx ((uint16_t)0x0300)
  198. #define IS_I2S_MODE(MODE) (((MODE) == I2S_Mode_SlaveTx) || \
  199. ((MODE) == I2S_Mode_SlaveRx) || \
  200. ((MODE) == I2S_Mode_MasterTx) || \
  201. ((MODE) == I2S_Mode_MasterRx) )
  202. /**
  203. * @}
  204. */
  205. /** @defgroup I2S_Standard
  206. * @{
  207. */
  208. #define I2S_Standard_Phillips ((uint16_t)0x0000)
  209. #define I2S_Standard_MSB ((uint16_t)0x0010)
  210. #define I2S_Standard_LSB ((uint16_t)0x0020)
  211. #define I2S_Standard_PCMShort ((uint16_t)0x0030)
  212. #define I2S_Standard_PCMLong ((uint16_t)0x00B0)
  213. #define IS_I2S_STANDARD(STANDARD) (((STANDARD) == I2S_Standard_Phillips) || \
  214. ((STANDARD) == I2S_Standard_MSB) || \
  215. ((STANDARD) == I2S_Standard_LSB) || \
  216. ((STANDARD) == I2S_Standard_PCMShort) || \
  217. ((STANDARD) == I2S_Standard_PCMLong))
  218. /**
  219. * @}
  220. */
  221. /** @defgroup I2S_Data_Format
  222. * @{
  223. */
  224. #define I2S_DataFormat_16b ((uint16_t)0x0000)
  225. #define I2S_DataFormat_16bextended ((uint16_t)0x0001)
  226. #define I2S_DataFormat_24b ((uint16_t)0x0003)
  227. #define I2S_DataFormat_32b ((uint16_t)0x0005)
  228. #define IS_I2S_DATA_FORMAT(FORMAT) (((FORMAT) == I2S_DataFormat_16b) || \
  229. ((FORMAT) == I2S_DataFormat_16bextended) || \
  230. ((FORMAT) == I2S_DataFormat_24b) || \
  231. ((FORMAT) == I2S_DataFormat_32b))
  232. /**
  233. * @}
  234. */
  235. /** @defgroup I2S_MCLK_Output
  236. * @{
  237. */
  238. #define I2S_MCLKOutput_Enable ((uint16_t)0x0200)
  239. #define I2S_MCLKOutput_Disable ((uint16_t)0x0000)
  240. #define IS_I2S_MCLK_OUTPUT(OUTPUT) (((OUTPUT) == I2S_MCLKOutput_Enable) || \
  241. ((OUTPUT) == I2S_MCLKOutput_Disable))
  242. /**
  243. * @}
  244. */
  245. /** @defgroup I2S_Audio_Frequency
  246. * @{
  247. */
  248. #define I2S_AudioFreq_192k ((uint32_t)192000)
  249. #define I2S_AudioFreq_96k ((uint32_t)96000)
  250. #define I2S_AudioFreq_48k ((uint32_t)48000)
  251. #define I2S_AudioFreq_44k ((uint32_t)44100)
  252. #define I2S_AudioFreq_32k ((uint32_t)32000)
  253. #define I2S_AudioFreq_22k ((uint32_t)22050)
  254. #define I2S_AudioFreq_16k ((uint32_t)16000)
  255. #define I2S_AudioFreq_11k ((uint32_t)11025)
  256. #define I2S_AudioFreq_8k ((uint32_t)8000)
  257. #define I2S_AudioFreq_Default ((uint32_t)2)
  258. #define IS_I2S_AUDIO_FREQ(FREQ) ((((FREQ) >= I2S_AudioFreq_8k) && \
  259. ((FREQ) <= I2S_AudioFreq_192k)) || \
  260. ((FREQ) == I2S_AudioFreq_Default))
  261. /**
  262. * @}
  263. */
  264. /** @defgroup I2S_Clock_Polarity
  265. * @{
  266. */
  267. #define I2S_CPOL_Low ((uint16_t)0x0000)
  268. #define I2S_CPOL_High ((uint16_t)0x0008)
  269. #define IS_I2S_CPOL(CPOL) (((CPOL) == I2S_CPOL_Low) || \
  270. ((CPOL) == I2S_CPOL_High))
  271. /**
  272. * @}
  273. */
  274. /** @defgroup SPI_I2S_DMA_transfer_requests
  275. * @{
  276. */
  277. #define SPI_I2S_DMAReq_Tx ((uint16_t)0x0002)
  278. #define SPI_I2S_DMAReq_Rx ((uint16_t)0x0001)
  279. #define IS_SPI_I2S_DMAREQ(DMAREQ) ((((DMAREQ) & (uint16_t)0xFFFC) == 0x00) && ((DMAREQ) != 0x00))
  280. /**
  281. * @}
  282. */
  283. /** @defgroup SPI_NSS_internal_software_management
  284. * @{
  285. */
  286. #define SPI_NSSInternalSoft_Set ((uint16_t)0x0100)
  287. #define SPI_NSSInternalSoft_Reset ((uint16_t)0xFEFF)
  288. #define IS_SPI_NSS_INTERNAL(INTERNAL) (((INTERNAL) == SPI_NSSInternalSoft_Set) || \
  289. ((INTERNAL) == SPI_NSSInternalSoft_Reset))
  290. /**
  291. * @}
  292. */
  293. /** @defgroup SPI_CRC_Transmit_Receive
  294. * @{
  295. */
  296. #define SPI_CRC_Tx ((uint8_t)0x00)
  297. #define SPI_CRC_Rx ((uint8_t)0x01)
  298. #define IS_SPI_CRC(CRC) (((CRC) == SPI_CRC_Tx) || ((CRC) == SPI_CRC_Rx))
  299. /**
  300. * @}
  301. */
  302. /** @defgroup SPI_direction_transmit_receive
  303. * @{
  304. */
  305. #define SPI_Direction_Rx ((uint16_t)0xBFFF)
  306. #define SPI_Direction_Tx ((uint16_t)0x4000)
  307. #define IS_SPI_DIRECTION(DIRECTION) (((DIRECTION) == SPI_Direction_Rx) || \
  308. ((DIRECTION) == SPI_Direction_Tx))
  309. /**
  310. * @}
  311. */
  312. /** @defgroup SPI_I2S_interrupts_definition
  313. * @{
  314. */
  315. #define SPI_I2S_IT_TXE ((uint8_t)0x71)
  316. #define SPI_I2S_IT_RXNE ((uint8_t)0x60)
  317. #define SPI_I2S_IT_ERR ((uint8_t)0x50)
  318. #define IS_SPI_I2S_CONFIG_IT(IT) (((IT) == SPI_I2S_IT_TXE) || \
  319. ((IT) == SPI_I2S_IT_RXNE) || \
  320. ((IT) == SPI_I2S_IT_ERR))
  321. #define SPI_I2S_IT_OVR ((uint8_t)0x56)
  322. #define SPI_IT_MODF ((uint8_t)0x55)
  323. #define SPI_IT_CRCERR ((uint8_t)0x54)
  324. #define I2S_IT_UDR ((uint8_t)0x53)
  325. #define IS_SPI_I2S_CLEAR_IT(IT) (((IT) == SPI_IT_CRCERR))
  326. #define IS_SPI_I2S_GET_IT(IT) (((IT) == SPI_I2S_IT_RXNE) || ((IT) == SPI_I2S_IT_TXE) || \
  327. ((IT) == I2S_IT_UDR) || ((IT) == SPI_IT_CRCERR) || \
  328. ((IT) == SPI_IT_MODF) || ((IT) == SPI_I2S_IT_OVR))
  329. /**
  330. * @}
  331. */
  332. /** @defgroup SPI_I2S_flags_definition
  333. * @{
  334. */
  335. #define SPI_I2S_FLAG_RXNE ((uint16_t)0x0001)
  336. #define SPI_I2S_FLAG_TXE ((uint16_t)0x0002)
  337. #define I2S_FLAG_CHSIDE ((uint16_t)0x0004)
  338. #define I2S_FLAG_UDR ((uint16_t)0x0008)
  339. #define SPI_FLAG_CRCERR ((uint16_t)0x0010)
  340. #define SPI_FLAG_MODF ((uint16_t)0x0020)
  341. #define SPI_I2S_FLAG_OVR ((uint16_t)0x0040)
  342. #define SPI_I2S_FLAG_BSY ((uint16_t)0x0080)
  343. #define IS_SPI_I2S_CLEAR_FLAG(FLAG) (((FLAG) == SPI_FLAG_CRCERR))
  344. #define IS_SPI_I2S_GET_FLAG(FLAG) (((FLAG) == SPI_I2S_FLAG_BSY) || ((FLAG) == SPI_I2S_FLAG_OVR) || \
  345. ((FLAG) == SPI_FLAG_MODF) || ((FLAG) == SPI_FLAG_CRCERR) || \
  346. ((FLAG) == I2S_FLAG_UDR) || ((FLAG) == I2S_FLAG_CHSIDE) || \
  347. ((FLAG) == SPI_I2S_FLAG_TXE) || ((FLAG) == SPI_I2S_FLAG_RXNE))
  348. /**
  349. * @}
  350. */
  351. /** @defgroup SPI_CRC_polynomial
  352. * @{
  353. */
  354. #define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) ((POLYNOMIAL) >= 0x1)
  355. /**
  356. * @}
  357. */
  358. /**
  359. * @}
  360. */
  361. /** @defgroup SPI_Exported_Macros
  362. * @{
  363. */
  364. /**
  365. * @}
  366. */
  367. /** @defgroup SPI_Exported_Functions
  368. * @{
  369. */
  370. void SPI_I2S_DeInit(SPI_TypeDef* SPIx);
  371. void SPI_Init(SPI_TypeDef* SPIx, SPI_InitTypeDef* SPI_InitStruct);
  372. void I2S_Init(SPI_TypeDef* SPIx, I2S_InitTypeDef* I2S_InitStruct);
  373. void SPI_StructInit(SPI_InitTypeDef* SPI_InitStruct);
  374. void I2S_StructInit(I2S_InitTypeDef* I2S_InitStruct);
  375. void SPI_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);
  376. void I2S_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);
  377. void SPI_I2S_ITConfig(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT, FunctionalState NewState);
  378. void SPI_I2S_DMACmd(SPI_TypeDef* SPIx, uint16_t SPI_I2S_DMAReq, FunctionalState NewState);
  379. void SPI_I2S_SendData(SPI_TypeDef* SPIx, uint16_t Data);
  380. uint16_t SPI_I2S_ReceiveData(SPI_TypeDef* SPIx);
  381. void SPI_NSSInternalSoftwareConfig(SPI_TypeDef* SPIx, uint16_t SPI_NSSInternalSoft);
  382. void SPI_SSOutputCmd(SPI_TypeDef* SPIx, FunctionalState NewState);
  383. void SPI_DataSizeConfig(SPI_TypeDef* SPIx, uint16_t SPI_DataSize);
  384. void SPI_TransmitCRC(SPI_TypeDef* SPIx);
  385. void SPI_CalculateCRC(SPI_TypeDef* SPIx, FunctionalState NewState);
  386. uint16_t SPI_GetCRC(SPI_TypeDef* SPIx, uint8_t SPI_CRC);
  387. uint16_t SPI_GetCRCPolynomial(SPI_TypeDef* SPIx);
  388. void SPI_BiDirectionalLineConfig(SPI_TypeDef* SPIx, uint16_t SPI_Direction);
  389. FlagStatus SPI_I2S_GetFlagStatus(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);
  390. void SPI_I2S_ClearFlag(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);
  391. ITStatus SPI_I2S_GetITStatus(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);
  392. void SPI_I2S_ClearITPendingBit(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);
  393. #ifdef __cplusplus
  394. }
  395. #endif
  396. #endif /*__STM32F10x_SPI_H */
  397. /**
  398. * @}
  399. */
  400. /**
  401. * @}
  402. */
  403. /**
  404. * @}
  405. */
  406. /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/