stm32f1xx_hal_smartcard.h 34 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f1xx_hal_smartcard.h
  4. * @author MCD Application Team
  5. * @version V1.1.1
  6. * @date 12-May-2017
  7. * @brief Header file of SMARTCARD HAL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2017 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 __STM32F1xx_HAL_SMARTCARD_H
  39. #define __STM32F1xx_HAL_SMARTCARD_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32f1xx_hal_def.h"
  45. /** @addtogroup STM32F1xx_HAL_Driver
  46. * @{
  47. */
  48. /** @addtogroup SMARTCARD
  49. * @{
  50. */
  51. /* Exported types ------------------------------------------------------------*/
  52. /** @defgroup SMARTCARD_Exported_Types SMARTCARD Exported Types
  53. * @{
  54. */
  55. /**
  56. * @brief SMARTCARD Init Structure definition
  57. */
  58. typedef struct
  59. {
  60. uint32_t BaudRate; /*!< This member configures the SmartCard communication baud rate.
  61. The baud rate is computed using the following formula:
  62. - IntegerDivider = ((PCLKx) / (16 * (hsmartcard->Init.BaudRate)))
  63. - FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 16) + 0.5 */
  64. uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
  65. This parameter can be a value of @ref SMARTCARD_Word_Length */
  66. uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
  67. This parameter can be a value of @ref SMARTCARD_Stop_Bits */
  68. uint32_t Parity; /*!< Specifies the parity mode.
  69. This parameter can be a value of @ref SMARTCARD_Parity
  70. @note When parity is enabled, the computed parity is inserted
  71. at the MSB position of the transmitted data (9th bit when
  72. the word length is set to 9 data bits; 8th bit when the
  73. word length is set to 8 data bits).*/
  74. uint32_t Mode; /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
  75. This parameter can be a value of @ref SMARTCARD_Mode */
  76. uint32_t CLKPolarity; /*!< Specifies the steady state of the serial clock.
  77. This parameter can be a value of @ref SMARTCARD_Clock_Polarity */
  78. uint32_t CLKPhase; /*!< Specifies the clock transition on which the bit capture is made.
  79. This parameter can be a value of @ref SMARTCARD_Clock_Phase */
  80. uint32_t CLKLastBit; /*!< Specifies whether the clock pulse corresponding to the last transmitted
  81. data bit (MSB) has to be output on the SCLK pin in synchronous mode.
  82. This parameter can be a value of @ref SMARTCARD_Last_Bit */
  83. uint32_t Prescaler; /*!< Specifies the SmartCard Prescaler value used for dividing the system clock
  84. to provide the smartcard clock. The value given in the register (5 significant bits)
  85. is multiplied by 2 to give the division factor of the source clock frequency.
  86. This parameter can be a value of @ref SMARTCARD_Prescaler */
  87. uint32_t GuardTime; /*!< Specifies the SmartCard Guard Time value in terms of number of baud clocks */
  88. uint32_t NACKState; /*!< Specifies the SmartCard NACK Transmission state
  89. This parameter can be a value of @ref SMARTCARD_NACK_State */
  90. }SMARTCARD_InitTypeDef;
  91. /**
  92. * @brief HAL SMARTCARD State structures definition
  93. * @note HAL SMARTCARD State value is a combination of 2 different substates: gState and RxState.
  94. * - gState contains SMARTCARD state information related to global Handle management
  95. * and also information related to Tx operations.
  96. * gState value coding follow below described bitmap :
  97. * b7-b6 Error information
  98. * 00 : No Error
  99. * 01 : (Not Used)
  100. * 10 : Timeout
  101. * 11 : Error
  102. * b5 IP initilisation status
  103. * 0 : Reset (IP not initialized)
  104. * 1 : Init done (IP not initialized. HAL SMARTCARD Init function already called)
  105. * b4-b3 (not used)
  106. * xx : Should be set to 00
  107. * b2 Intrinsic process state
  108. * 0 : Ready
  109. * 1 : Busy (IP busy with some configuration or internal operations)
  110. * b1 (not used)
  111. * x : Should be set to 0
  112. * b0 Tx state
  113. * 0 : Ready (no Tx operation ongoing)
  114. * 1 : Busy (Tx operation ongoing)
  115. * - RxState contains information related to Rx operations.
  116. * RxState value coding follow below described bitmap :
  117. * b7-b6 (not used)
  118. * xx : Should be set to 00
  119. * b5 IP initilisation status
  120. * 0 : Reset (IP not initialized)
  121. * 1 : Init done (IP not initialized)
  122. * b4-b2 (not used)
  123. * xxx : Should be set to 000
  124. * b1 Rx state
  125. * 0 : Ready (no Rx operation ongoing)
  126. * 1 : Busy (Rx operation ongoing)
  127. * b0 (not used)
  128. * x : Should be set to 0.
  129. */
  130. typedef enum
  131. {
  132. HAL_SMARTCARD_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized
  133. Value is allowed for gState and RxState */
  134. HAL_SMARTCARD_STATE_READY = 0x20U, /*!< Peripheral Initialized and ready for use
  135. Value is allowed for gState and RxState */
  136. HAL_SMARTCARD_STATE_BUSY = 0x24U, /*!< an internal process is ongoing
  137. Value is allowed for gState only */
  138. HAL_SMARTCARD_STATE_BUSY_TX = 0x21U, /*!< Data Transmission process is ongoing
  139. Value is allowed for gState only */
  140. HAL_SMARTCARD_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing
  141. Value is allowed for RxState only */
  142. HAL_SMARTCARD_STATE_BUSY_TX_RX = 0x23U, /*!< Data Transmission and Reception process is ongoing
  143. Not to be used for neither gState nor RxState.
  144. Value is result of combination (Or) between gState and RxState values */
  145. HAL_SMARTCARD_STATE_TIMEOUT = 0xA0U, /*!< Timeout state
  146. Value is allowed for gState only */
  147. HAL_SMARTCARD_STATE_ERROR = 0xE0U /*!< Error
  148. Value is allowed for gState only */
  149. }HAL_SMARTCARD_StateTypeDef;
  150. /**
  151. * @brief SMARTCARD handle Structure definition
  152. */
  153. typedef struct
  154. {
  155. USART_TypeDef *Instance; /*!< USART registers base address */
  156. SMARTCARD_InitTypeDef Init; /*!< SmartCard communication parameters */
  157. uint8_t *pTxBuffPtr; /*!< Pointer to SmartCard Tx transfer Buffer */
  158. uint16_t TxXferSize; /*!< SmartCard Tx Transfer size */
  159. __IO uint16_t TxXferCount; /*!< SmartCard Tx Transfer Counter */
  160. uint8_t *pRxBuffPtr; /*!< Pointer to SmartCard Rx transfer Buffer */
  161. uint16_t RxXferSize; /*!< SmartCard Rx Transfer size */
  162. __IO uint16_t RxXferCount; /*!< SmartCard Rx Transfer Counter */
  163. DMA_HandleTypeDef *hdmatx; /*!< SmartCard Tx DMA Handle parameters */
  164. DMA_HandleTypeDef *hdmarx; /*!< SmartCard Rx DMA Handle parameters */
  165. HAL_LockTypeDef Lock; /*!< Locking object */
  166. __IO HAL_SMARTCARD_StateTypeDef gState; /*!< SmartCard state information related to global Handle management
  167. and also related to Tx operations.
  168. This parameter can be a value of @ref HAL_SMARTCARD_StateTypeDef */
  169. __IO HAL_SMARTCARD_StateTypeDef RxState; /*!< SmartCard state information related to Rx operations.
  170. This parameter can be a value of @ref HAL_SMARTCARD_StateTypeDef */
  171. __IO uint32_t ErrorCode; /*!< SmartCard Error code */
  172. }SMARTCARD_HandleTypeDef;
  173. /**
  174. * @}
  175. */
  176. /* Exported constants --------------------------------------------------------*/
  177. /** @defgroup SMARTCARD_Exported_Constants SMARTCARD Exported constants
  178. * @{
  179. */
  180. /** @defgroup SMARTCARD_Error_Code SMARTCARD Error Code
  181. * @{
  182. */
  183. #define HAL_SMARTCARD_ERROR_NONE 0x00000000U /*!< No error */
  184. #define HAL_SMARTCARD_ERROR_PE 0x00000001U /*!< Parity error */
  185. #define HAL_SMARTCARD_ERROR_NE 0x00000002U /*!< Noise error */
  186. #define HAL_SMARTCARD_ERROR_FE 0x00000004U /*!< Frame error */
  187. #define HAL_SMARTCARD_ERROR_ORE 0x00000008U /*!< OverRun error */
  188. #define HAL_SMARTCARD_ERROR_DMA 0x00000010U /*!< DMA transfer error */
  189. /**
  190. * @}
  191. */
  192. /** @defgroup SMARTCARD_Word_Length SMARTCARD Word Length
  193. * @{
  194. */
  195. #define SMARTCARD_WORDLENGTH_9B ((uint32_t)USART_CR1_M)
  196. /**
  197. * @}
  198. */
  199. /** @defgroup SMARTCARD_Stop_Bits SMARTCARD Number of Stop Bits
  200. * @{
  201. */
  202. #define SMARTCARD_STOPBITS_0_5 ((uint32_t)USART_CR2_STOP_0)
  203. #define SMARTCARD_STOPBITS_1_5 ((uint32_t)(USART_CR2_STOP_0 | USART_CR2_STOP_1))
  204. /**
  205. * @}
  206. */
  207. /** @defgroup SMARTCARD_Parity SMARTCARD Parity
  208. * @{
  209. */
  210. #define SMARTCARD_PARITY_EVEN ((uint32_t)USART_CR1_PCE)
  211. #define SMARTCARD_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS))
  212. /**
  213. * @}
  214. */
  215. /** @defgroup SMARTCARD_Mode SMARTCARD Mode
  216. * @{
  217. */
  218. #define SMARTCARD_MODE_RX ((uint32_t)USART_CR1_RE)
  219. #define SMARTCARD_MODE_TX ((uint32_t)USART_CR1_TE)
  220. #define SMARTCARD_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE))
  221. /**
  222. * @}
  223. */
  224. /** @defgroup SMARTCARD_Clock_Polarity SMARTCARD Clock Polarity
  225. * @{
  226. */
  227. #define SMARTCARD_POLARITY_LOW 0x00000000U
  228. #define SMARTCARD_POLARITY_HIGH ((uint32_t)USART_CR2_CPOL)
  229. /**
  230. * @}
  231. */
  232. /** @defgroup SMARTCARD_Clock_Phase SMARTCARD Clock Phase
  233. * @{
  234. */
  235. #define SMARTCARD_PHASE_1EDGE 0x00000000U
  236. #define SMARTCARD_PHASE_2EDGE ((uint32_t)USART_CR2_CPHA)
  237. /**
  238. * @}
  239. */
  240. /** @defgroup SMARTCARD_Last_Bit SMARTCARD Last Bit
  241. * @{
  242. */
  243. #define SMARTCARD_LASTBIT_DISABLE 0x00000000U
  244. #define SMARTCARD_LASTBIT_ENABLE ((uint32_t)USART_CR2_LBCL)
  245. /**
  246. * @}
  247. */
  248. /** @defgroup SMARTCARD_NACK_State SMARTCARD NACK State
  249. * @{
  250. */
  251. #define SMARTCARD_NACK_ENABLE ((uint32_t)USART_CR3_NACK)
  252. #define SMARTCARD_NACK_DISABLE 0x00000000U
  253. /**
  254. * @}
  255. */
  256. /** @defgroup SMARTCARD_DMA_Requests SMARTCARD DMA requests
  257. * @{
  258. */
  259. #define SMARTCARD_DMAREQ_TX ((uint32_t)USART_CR3_DMAT)
  260. #define SMARTCARD_DMAREQ_RX ((uint32_t)USART_CR3_DMAR)
  261. /**
  262. * @}
  263. */
  264. /** @defgroup SMARTCARD_Prescaler SMARTCARD Prescaler
  265. * @{
  266. */
  267. #define SMARTCARD_PRESCALER_SYSCLK_DIV2 0x00000001U /*!< SYSCLK divided by 2 */
  268. #define SMARTCARD_PRESCALER_SYSCLK_DIV4 0x00000002U /*!< SYSCLK divided by 4 */
  269. #define SMARTCARD_PRESCALER_SYSCLK_DIV6 0x00000003U /*!< SYSCLK divided by 6 */
  270. #define SMARTCARD_PRESCALER_SYSCLK_DIV8 0x00000004U /*!< SYSCLK divided by 8 */
  271. #define SMARTCARD_PRESCALER_SYSCLK_DIV10 0x00000005U /*!< SYSCLK divided by 10 */
  272. #define SMARTCARD_PRESCALER_SYSCLK_DIV12 0x00000006U /*!< SYSCLK divided by 12 */
  273. #define SMARTCARD_PRESCALER_SYSCLK_DIV14 0x00000007U /*!< SYSCLK divided by 14 */
  274. #define SMARTCARD_PRESCALER_SYSCLK_DIV16 0x00000008U /*!< SYSCLK divided by 16 */
  275. #define SMARTCARD_PRESCALER_SYSCLK_DIV18 0x00000009U /*!< SYSCLK divided by 18 */
  276. #define SMARTCARD_PRESCALER_SYSCLK_DIV20 0x0000000AU /*!< SYSCLK divided by 20 */
  277. #define SMARTCARD_PRESCALER_SYSCLK_DIV22 0x0000000BU /*!< SYSCLK divided by 22 */
  278. #define SMARTCARD_PRESCALER_SYSCLK_DIV24 0x0000000CU /*!< SYSCLK divided by 24 */
  279. #define SMARTCARD_PRESCALER_SYSCLK_DIV26 0x0000000DU /*!< SYSCLK divided by 26 */
  280. #define SMARTCARD_PRESCALER_SYSCLK_DIV28 0x0000000EU /*!< SYSCLK divided by 28 */
  281. #define SMARTCARD_PRESCALER_SYSCLK_DIV30 0x0000000FU /*!< SYSCLK divided by 30 */
  282. #define SMARTCARD_PRESCALER_SYSCLK_DIV32 0x00000010U /*!< SYSCLK divided by 32 */
  283. #define SMARTCARD_PRESCALER_SYSCLK_DIV34 0x00000011U /*!< SYSCLK divided by 34 */
  284. #define SMARTCARD_PRESCALER_SYSCLK_DIV36 0x00000012U /*!< SYSCLK divided by 36 */
  285. #define SMARTCARD_PRESCALER_SYSCLK_DIV38 0x00000013U /*!< SYSCLK divided by 38 */
  286. #define SMARTCARD_PRESCALER_SYSCLK_DIV40 0x00000014U /*!< SYSCLK divided by 40 */
  287. #define SMARTCARD_PRESCALER_SYSCLK_DIV42 0x00000015U /*!< SYSCLK divided by 42 */
  288. #define SMARTCARD_PRESCALER_SYSCLK_DIV44 0x00000016U /*!< SYSCLK divided by 44 */
  289. #define SMARTCARD_PRESCALER_SYSCLK_DIV46 0x00000017U /*!< SYSCLK divided by 46 */
  290. #define SMARTCARD_PRESCALER_SYSCLK_DIV48 0x00000018U /*!< SYSCLK divided by 48 */
  291. #define SMARTCARD_PRESCALER_SYSCLK_DIV50 0x00000019U /*!< SYSCLK divided by 50 */
  292. #define SMARTCARD_PRESCALER_SYSCLK_DIV52 0x0000001AU /*!< SYSCLK divided by 52 */
  293. #define SMARTCARD_PRESCALER_SYSCLK_DIV54 0x0000001BU /*!< SYSCLK divided by 54 */
  294. #define SMARTCARD_PRESCALER_SYSCLK_DIV56 0x0000001CU /*!< SYSCLK divided by 56 */
  295. #define SMARTCARD_PRESCALER_SYSCLK_DIV58 0x0000001DU /*!< SYSCLK divided by 58 */
  296. #define SMARTCARD_PRESCALER_SYSCLK_DIV60 0x0000001EU /*!< SYSCLK divided by 60 */
  297. #define SMARTCARD_PRESCALER_SYSCLK_DIV62 0x0000001FU /*!< SYSCLK divided by 62 */
  298. /**
  299. * @}
  300. */
  301. /** @defgroup SmartCard_Flags SMARTCARD Flags
  302. * Elements values convention: 0xXXXX
  303. * - 0xXXXX : Flag mask in the SR register
  304. * @{
  305. */
  306. #define SMARTCARD_FLAG_TXE ((uint32_t)USART_SR_TXE)
  307. #define SMARTCARD_FLAG_TC ((uint32_t)USART_SR_TC)
  308. #define SMARTCARD_FLAG_RXNE ((uint32_t)USART_SR_RXNE)
  309. #define SMARTCARD_FLAG_IDLE ((uint32_t)USART_SR_IDLE)
  310. #define SMARTCARD_FLAG_ORE ((uint32_t)USART_SR_ORE)
  311. #define SMARTCARD_FLAG_NE ((uint32_t)USART_SR_NE)
  312. #define SMARTCARD_FLAG_FE ((uint32_t)USART_SR_FE)
  313. #define SMARTCARD_FLAG_PE ((uint32_t)USART_SR_PE)
  314. /**
  315. * @}
  316. */
  317. /** @defgroup SmartCard_Interrupt_definition SMARTCARD Interrupts Definition
  318. * Elements values convention: 0xY000XXXX
  319. * - XXXX : Interrupt mask in the XX register
  320. * - Y : Interrupt source register (2bits)
  321. * - 01: CR1 register
  322. * - 11: CR3 register
  323. * @{
  324. */
  325. #define SMARTCARD_IT_PE ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28U | USART_CR1_PEIE))
  326. #define SMARTCARD_IT_TXE ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28U | USART_CR1_TXEIE))
  327. #define SMARTCARD_IT_TC ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28U | USART_CR1_TCIE))
  328. #define SMARTCARD_IT_RXNE ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28U | USART_CR1_RXNEIE))
  329. #define SMARTCARD_IT_IDLE ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28U | USART_CR1_IDLEIE))
  330. #define SMARTCARD_IT_ERR ((uint32_t)(SMARTCARD_CR3_REG_INDEX << 28U | USART_CR3_EIE))
  331. /**
  332. * @}
  333. */
  334. /**
  335. * @}
  336. */
  337. /* Exported macro ------------------------------------------------------------*/
  338. /** @defgroup SMARTCARD_Exported_Macros SMARTCARD Exported Macros
  339. * @{
  340. */
  341. /** @brief Reset SMARTCARD handle gstate & RxState
  342. * @param __HANDLE__: specifies the SMARTCARD Handle.
  343. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  344. */
  345. #define __HAL_SMARTCARD_RESET_HANDLE_STATE(__HANDLE__) do{ \
  346. (__HANDLE__)->gState = HAL_SMARTCARD_STATE_RESET; \
  347. (__HANDLE__)->RxState = HAL_SMARTCARD_STATE_RESET; \
  348. } while(0U)
  349. /** @brief Flush the Smartcard DR register
  350. * @param __HANDLE__: specifies the SMARTCARD Handle.
  351. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  352. */
  353. #define __HAL_SMARTCARD_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR)
  354. /** @brief Check whether the specified Smartcard flag is set or not.
  355. * @param __HANDLE__: specifies the SMARTCARD Handle.
  356. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  357. * @param __FLAG__: specifies the flag to check.
  358. * This parameter can be one of the following values:
  359. * @arg SMARTCARD_FLAG_TXE: Transmit data register empty flag
  360. * @arg SMARTCARD_FLAG_TC: Transmission Complete flag
  361. * @arg SMARTCARD_FLAG_RXNE: Receive data register not empty flag
  362. * @arg SMARTCARD_FLAG_IDLE: Idle Line detection flag
  363. * @arg SMARTCARD_FLAG_ORE: OverRun Error flag
  364. * @arg SMARTCARD_FLAG_NE: Noise Error flag
  365. * @arg SMARTCARD_FLAG_FE: Framing Error flag
  366. * @arg SMARTCARD_FLAG_PE: Parity Error flag
  367. * @retval The new state of __FLAG__ (TRUE or FALSE).
  368. */
  369. #define __HAL_SMARTCARD_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
  370. /** @brief Clear the specified Smartcard pending flags.
  371. * @param __HANDLE__: specifies the SMARTCARD Handle.
  372. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  373. * @param __FLAG__: specifies the flag to check.
  374. * This parameter can be any combination of the following values:
  375. * @arg SMARTCARD_FLAG_TC: Transmission Complete flag.
  376. * @arg SMARTCARD_FLAG_RXNE: Receive data register not empty flag.
  377. *
  378. * @note PE (Parity error), FE (Framing error), NE (Noise error) and ORE (OverRun
  379. * error) flags are cleared by software sequence: a read operation to
  380. * USART_SR register followed by a read operation to USART_DR register.
  381. * @note RXNE flag can be also cleared by a read to the USART_DR register.
  382. * @note TC flag can be also cleared by software sequence: a read operation to
  383. * USART_SR register followed by a write operation to USART_DR register.
  384. * @note TXE flag is cleared only by a write to the USART_DR register.
  385. */
  386. #define __HAL_SMARTCARD_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))
  387. /** @brief Clear the SMARTCARD PE pending flag.
  388. * @param __HANDLE__: specifies the USART Handle.
  389. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  390. */
  391. #define __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__) \
  392. do{ \
  393. __IO uint32_t tmpreg = 0x00U; \
  394. tmpreg = (__HANDLE__)->Instance->SR; \
  395. tmpreg = (__HANDLE__)->Instance->DR; \
  396. UNUSED(tmpreg); \
  397. } while(0U)
  398. /** @brief Clear the SMARTCARD FE pending flag.
  399. * @param __HANDLE__: specifies the USART Handle.
  400. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  401. */
  402. #define __HAL_SMARTCARD_CLEAR_FEFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  403. /** @brief Clear the SMARTCARD NE pending flag.
  404. * @param __HANDLE__: specifies the USART Handle.
  405. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  406. */
  407. #define __HAL_SMARTCARD_CLEAR_NEFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  408. /** @brief Clear the SMARTCARD ORE pending flag.
  409. * @param __HANDLE__: specifies the USART Handle.
  410. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  411. */
  412. #define __HAL_SMARTCARD_CLEAR_OREFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  413. /** @brief Clear the SMARTCARD IDLE pending flag.
  414. * @param __HANDLE__: specifies the USART Handle.
  415. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  416. */
  417. #define __HAL_SMARTCARD_CLEAR_IDLEFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  418. /** @brief Enable the specified SmartCard interrupt.
  419. * @param __HANDLE__: specifies the SMARTCARD Handle.
  420. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  421. * @param __INTERRUPT__: specifies the SMARTCARD interrupt to enable.
  422. * This parameter can be one of the following values:
  423. * @arg SMARTCARD_IT_TXE: Transmit Data Register empty interrupt
  424. * @arg SMARTCARD_IT_TC: Transmission complete interrupt
  425. * @arg SMARTCARD_IT_RXNE: Receive Data register not empty interrupt
  426. * @arg SMARTCARD_IT_IDLE: Idle line detection interrupt
  427. * @arg SMARTCARD_IT_PE: Parity Error interrupt
  428. * @arg SMARTCARD_IT_ERR: Error interrupt(Frame error, noise error, overRun error)
  429. */
  430. #define __HAL_SMARTCARD_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28U) == SMARTCARD_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & SMARTCARD_IT_MASK)): \
  431. ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & SMARTCARD_IT_MASK)))
  432. /** @brief Disable the specified SmartCard interrupt.
  433. * @param __HANDLE__: specifies the SMARTCARD Handle.
  434. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  435. * @param __INTERRUPT__: specifies the SMARTCARD interrupt to disable.
  436. * This parameter can be one of the following values:
  437. * @arg SMARTCARD_IT_TXE: Transmit Data Register empty interrupt
  438. * @arg SMARTCARD_IT_TC: Transmission complete interrupt
  439. * @arg SMARTCARD_IT_RXNE: Receive Data register not empty interrupt
  440. * @arg SMARTCARD_IT_IDLE: Idle line detection interrupt
  441. * @arg SMARTCARD_IT_PE: Parity Error interrupt
  442. * @arg SMARTCARD_IT_ERR: Error interrupt(Frame error, noise error, overRun error)
  443. */
  444. #define __HAL_SMARTCARD_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28U) == SMARTCARD_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & SMARTCARD_IT_MASK)): \
  445. ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & SMARTCARD_IT_MASK)))
  446. /** @brief Checks whether the specified SmartCard interrupt has occurred or not.
  447. * @param __HANDLE__: specifies the SmartCard Handle.
  448. * @param __IT__: specifies the SMARTCARD interrupt source to check.
  449. * This parameter can be one of the following values:
  450. * @arg SMARTCARD_IT_TXE: Transmit Data Register empty interrupt
  451. * @arg SMARTCARD_IT_TC: Transmission complete interrupt
  452. * @arg SMARTCARD_IT_RXNE: Receive Data register not empty interrupt
  453. * @arg SMARTCARD_IT_IDLE: Idle line detection interrupt
  454. * @arg SMARTCARD_IT_ERR: Error interrupt
  455. * @arg SMARTCARD_IT_PE: Parity Error interrupt
  456. * @retval The new state of __IT__ (TRUE or FALSE).
  457. */
  458. #define __HAL_SMARTCARD_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28U) == SMARTCARD_CR1_REG_INDEX)? (__HANDLE__)->Instance->CR1: (__HANDLE__)->Instance->CR3) & (((uint32_t)(__IT__)) & SMARTCARD_IT_MASK))
  459. /** @brief Enable the USART associated to the SMARTCARD Handle
  460. * @param __HANDLE__: specifies the SMARTCARD Handle.
  461. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  462. */
  463. #define __HAL_SMARTCARD_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
  464. /** @brief Disable the USART associated to the SMARTCARD Handle
  465. * @param __HANDLE__: specifies the SMARTCARD Handle.
  466. * SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  467. */
  468. #define __HAL_SMARTCARD_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
  469. /** @brief Macros to enable the SmartCard DMA request.
  470. * @param __HANDLE__: specifies the SmartCard Handle.
  471. * @param __REQUEST__: specifies the SmartCard DMA request.
  472. * This parameter can be one of the following values:
  473. * @arg SMARTCARD_DMAREQ_TX: SmartCard DMA transmit request
  474. * @arg SMARTCARD_DMAREQ_RX: SmartCard DMA receive request
  475. */
  476. #define __HAL_SMARTCARD_DMA_REQUEST_ENABLE(__HANDLE__, __REQUEST__) ((__HANDLE__)->Instance->CR3 |= (__REQUEST__))
  477. /** @brief Macros to disable the SmartCard DMA request.
  478. * @param __HANDLE__: specifies the SmartCard Handle.
  479. * @param __REQUEST__: specifies the SmartCard DMA request.
  480. * This parameter can be one of the following values:
  481. * @arg SMARTCARD_DMAREQ_TX: SmartCard DMA transmit request
  482. * @arg SMARTCARD_DMAREQ_RX: SmartCard DMA receive request
  483. */
  484. #define __HAL_SMARTCARD_DMA_REQUEST_DISABLE(__HANDLE__, __REQUEST__) ((__HANDLE__)->Instance->CR3 &= ~(__REQUEST__))
  485. /**
  486. * @}
  487. */
  488. /* Exported functions --------------------------------------------------------*/
  489. /** @addtogroup SMARTCARD_Exported_Functions
  490. * @{
  491. */
  492. /** @addtogroup SMARTCARD_Exported_Functions_Group1
  493. * @{
  494. */
  495. /* Initialization/de-initialization functions **********************************/
  496. HAL_StatusTypeDef HAL_SMARTCARD_Init(SMARTCARD_HandleTypeDef *hsc);
  497. HAL_StatusTypeDef HAL_SMARTCARD_ReInit(SMARTCARD_HandleTypeDef *hsc);
  498. HAL_StatusTypeDef HAL_SMARTCARD_DeInit(SMARTCARD_HandleTypeDef *hsc);
  499. void HAL_SMARTCARD_MspInit(SMARTCARD_HandleTypeDef *hsc);
  500. void HAL_SMARTCARD_MspDeInit(SMARTCARD_HandleTypeDef *hsc);
  501. /**
  502. * @}
  503. */
  504. /** @addtogroup SMARTCARD_Exported_Functions_Group2
  505. * @{
  506. */
  507. /* IO operation functions *******************************************************/
  508. HAL_StatusTypeDef HAL_SMARTCARD_Transmit(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  509. HAL_StatusTypeDef HAL_SMARTCARD_Receive(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  510. HAL_StatusTypeDef HAL_SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  511. HAL_StatusTypeDef HAL_SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  512. HAL_StatusTypeDef HAL_SMARTCARD_Transmit_DMA(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  513. HAL_StatusTypeDef HAL_SMARTCARD_Receive_DMA(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  514. /* Transfer Abort functions */
  515. HAL_StatusTypeDef HAL_SMARTCARD_Abort(SMARTCARD_HandleTypeDef *hsc);
  516. HAL_StatusTypeDef HAL_SMARTCARD_AbortTransmit(SMARTCARD_HandleTypeDef *hsc);
  517. HAL_StatusTypeDef HAL_SMARTCARD_AbortReceive(SMARTCARD_HandleTypeDef *hsc);
  518. HAL_StatusTypeDef HAL_SMARTCARD_Abort_IT(SMARTCARD_HandleTypeDef *hsc);
  519. HAL_StatusTypeDef HAL_SMARTCARD_AbortTransmit_IT(SMARTCARD_HandleTypeDef *hsc);
  520. HAL_StatusTypeDef HAL_SMARTCARD_AbortReceive_IT(SMARTCARD_HandleTypeDef *hsc);
  521. void HAL_SMARTCARD_IRQHandler(SMARTCARD_HandleTypeDef *hsc);
  522. void HAL_SMARTCARD_TxCpltCallback(SMARTCARD_HandleTypeDef *hsc);
  523. void HAL_SMARTCARD_RxCpltCallback(SMARTCARD_HandleTypeDef *hsc);
  524. void HAL_SMARTCARD_ErrorCallback(SMARTCARD_HandleTypeDef *hsc);
  525. void HAL_SMARTCARD_AbortCpltCallback(SMARTCARD_HandleTypeDef *hsc);
  526. void HAL_SMARTCARD_AbortTransmitCpltCallback(SMARTCARD_HandleTypeDef *hsc);
  527. void HAL_SMARTCARD_AbortReceiveCpltCallback(SMARTCARD_HandleTypeDef *hsc);
  528. /**
  529. * @}
  530. */
  531. /** @addtogroup SMARTCARD_Exported_Functions_Group3
  532. * @{
  533. */
  534. /* Peripheral State functions **************************************************/
  535. HAL_SMARTCARD_StateTypeDef HAL_SMARTCARD_GetState(SMARTCARD_HandleTypeDef *hsc);
  536. uint32_t HAL_SMARTCARD_GetError(SMARTCARD_HandleTypeDef *hsc);
  537. /**
  538. * @}
  539. */
  540. /**
  541. * @}
  542. */
  543. /* Private types -------------------------------------------------------------*/
  544. /* Private variables ---------------------------------------------------------*/
  545. /* Private constants ---------------------------------------------------------*/
  546. /** @defgroup SMARTCARD_Private_Constants SMARTCARD Private Constants
  547. * @{
  548. */
  549. /** @brief SMARTCARD interruptions flag mask
  550. *
  551. */
  552. #define SMARTCARD_IT_MASK 0x0000FFFFU
  553. #define SMARTCARD_CR1_REG_INDEX 1U
  554. #define SMARTCARD_CR3_REG_INDEX 3U
  555. /**
  556. * @}
  557. */
  558. /* Private macros --------------------------------------------------------*/
  559. /** @defgroup SMARTCARD_Private_Macros SMARTCARD Private Macros
  560. * @{
  561. */
  562. #define IS_SMARTCARD_WORD_LENGTH(LENGTH) ((LENGTH) == SMARTCARD_WORDLENGTH_9B)
  563. #define IS_SMARTCARD_STOPBITS(STOPBITS) (((STOPBITS) == SMARTCARD_STOPBITS_0_5) || \
  564. ((STOPBITS) == SMARTCARD_STOPBITS_1_5))
  565. #define IS_SMARTCARD_PARITY(PARITY) (((PARITY) == SMARTCARD_PARITY_EVEN) || \
  566. ((PARITY) == SMARTCARD_PARITY_ODD))
  567. #define IS_SMARTCARD_MODE(MODE) ((((MODE) & 0x0000FFF3U) == 0x00U) && ((MODE) != 0x000000U))
  568. #define IS_SMARTCARD_POLARITY(CPOL) (((CPOL) == SMARTCARD_POLARITY_LOW) || ((CPOL) == SMARTCARD_POLARITY_HIGH))
  569. #define IS_SMARTCARD_PHASE(CPHA) (((CPHA) == SMARTCARD_PHASE_1EDGE) || ((CPHA) == SMARTCARD_PHASE_2EDGE))
  570. #define IS_SMARTCARD_LASTBIT(LASTBIT) (((LASTBIT) == SMARTCARD_LASTBIT_DISABLE) || \
  571. ((LASTBIT) == SMARTCARD_LASTBIT_ENABLE))
  572. #define IS_SMARTCARD_NACK_STATE(NACK) (((NACK) == SMARTCARD_NACK_ENABLE) || \
  573. ((NACK) == SMARTCARD_NACK_DISABLE))
  574. #define IS_SMARTCARD_BAUDRATE(BAUDRATE) ((BAUDRATE) < 4500001U)
  575. #define SMARTCARD_DIV(_PCLK_, _BAUD_) (((_PCLK_)*25U)/(4U*(_BAUD_)))
  576. #define SMARTCARD_DIVMANT(_PCLK_, _BAUD_) (SMARTCARD_DIV((_PCLK_), (_BAUD_))/100U)
  577. #define SMARTCARD_DIVFRAQ(_PCLK_, _BAUD_) (((SMARTCARD_DIV((_PCLK_), (_BAUD_)) - (SMARTCARD_DIVMANT((_PCLK_), (_BAUD_)) * 100U)) * 16U + 50U) / 100U)
  578. /* SMARTCARD BRR = mantissa + overflow + fraction
  579. = (SMARTCARD DIVMANT << 4) + (SMARTCARD DIVFRAQ & 0xF0) + (SMARTCARD DIVFRAQ & 0x0FU) */
  580. #define SMARTCARD_BRR(_PCLK_, _BAUD_) (((SMARTCARD_DIVMANT((_PCLK_), (_BAUD_)) << 4U) + \
  581. (SMARTCARD_DIVFRAQ((_PCLK_), (_BAUD_)) & 0xF0U)) + \
  582. (SMARTCARD_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0FU))
  583. /**
  584. * @}
  585. */
  586. /* Private functions ---------------------------------------------------------*/
  587. /** @defgroup SMARTCARD_Private_Functions SMARTCARD Private Functions
  588. * @{
  589. */
  590. /**
  591. * @}
  592. */
  593. /**
  594. * @}
  595. */
  596. /**
  597. * @}
  598. */
  599. #ifdef __cplusplus
  600. }
  601. #endif
  602. #endif /* __STM32F1xx_HAL_SMARTCARD_H */
  603. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/