stm32f1xx_hal_irda.h 28 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597
  1. /**
  2. ******************************************************************************
  3. * @file stm32f1xx_hal_irda.h
  4. * @author MCD Application Team
  5. * @brief Header file of IRDA HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  10. *
  11. * Redistribution and use in source and binary forms, with or without modification,
  12. * are permitted provided that the following conditions are met:
  13. * 1. Redistributions of source code must retain the above copyright notice,
  14. * this list of conditions and the following disclaimer.
  15. * 2. Redistributions in binary form must reproduce the above copyright notice,
  16. * this list of conditions and the following disclaimer in the documentation
  17. * and/or other materials provided with the distribution.
  18. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  19. * may be used to endorse or promote products derived from this software
  20. * without specific prior written permission.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  25. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  28. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  29. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32. *
  33. ******************************************************************************
  34. */
  35. /* Define to prevent recursive inclusion -------------------------------------*/
  36. #ifndef __STM32F1xx_HAL_IRDA_H
  37. #define __STM32F1xx_HAL_IRDA_H
  38. #ifdef __cplusplus
  39. extern "C" {
  40. #endif
  41. /* Includes ------------------------------------------------------------------*/
  42. #include "stm32f1xx_hal_def.h"
  43. /** @addtogroup STM32F1xx_HAL_Driver
  44. * @{
  45. */
  46. /** @addtogroup IRDA
  47. * @{
  48. */
  49. /* Exported types ------------------------------------------------------------*/
  50. /** @defgroup IRDA_Exported_Types IRDA Exported Types
  51. * @{
  52. */
  53. /**
  54. * @brief IRDA Init Structure definition
  55. */
  56. typedef struct
  57. {
  58. uint32_t BaudRate; /*!< This member configures the IRDA communication baud rate.
  59. The baud rate is computed using the following formula:
  60. - IntegerDivider = ((PCLKx) / (16 * (hirda->Init.BaudRate)))
  61. - FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 16) + 0.5 */
  62. uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
  63. This parameter can be a value of @ref IRDA_Word_Length */
  64. uint32_t Parity; /*!< Specifies the parity mode.
  65. This parameter can be a value of @ref IRDA_Parity
  66. @note When parity is enabled, the computed parity is inserted
  67. at the MSB position of the transmitted data (9th bit when
  68. the word length is set to 9 data bits; 8th bit when the
  69. word length is set to 8 data bits). */
  70. uint32_t Mode; /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
  71. This parameter can be a value of @ref IRDA_Transfer_Mode */
  72. uint8_t Prescaler; /*!< Specifies the Prescaler value prescaler value to be programmed
  73. in the IrDA low-power Baud Register, for defining pulse width on which
  74. burst acceptance/rejection will be decided. This value is used as divisor
  75. of system clock to achieve required pulse width. */
  76. uint32_t IrDAMode; /*!< Specifies the IrDA mode
  77. This parameter can be a value of @ref IRDA_Low_Power */
  78. }IRDA_InitTypeDef;
  79. /**
  80. * @brief HAL IRDA State structures definition
  81. * @note HAL IRDA State value is a combination of 2 different substates: gState and RxState.
  82. * - gState contains IRDA state information related to global Handle management
  83. * and also information related to Tx operations.
  84. * gState value coding follow below described bitmap :
  85. * b7-b6 Error information
  86. * 00 : No Error
  87. * 01 : (Not Used)
  88. * 10 : Timeout
  89. * 11 : Error
  90. * b5 IP initilisation status
  91. * 0 : Reset (IP not initialized)
  92. * 1 : Init done (IP not initialized. HAL IRDA Init function already called)
  93. * b4-b3 (not used)
  94. * xx : Should be set to 00
  95. * b2 Intrinsic process state
  96. * 0 : Ready
  97. * 1 : Busy (IP busy with some configuration or internal operations)
  98. * b1 (not used)
  99. * x : Should be set to 0
  100. * b0 Tx state
  101. * 0 : Ready (no Tx operation ongoing)
  102. * 1 : Busy (Tx operation ongoing)
  103. * - RxState contains information related to Rx operations.
  104. * RxState value coding follow below described bitmap :
  105. * b7-b6 (not used)
  106. * xx : Should be set to 00
  107. * b5 IP initilisation status
  108. * 0 : Reset (IP not initialized)
  109. * 1 : Init done (IP not initialized)
  110. * b4-b2 (not used)
  111. * xxx : Should be set to 000
  112. * b1 Rx state
  113. * 0 : Ready (no Rx operation ongoing)
  114. * 1 : Busy (Rx operation ongoing)
  115. * b0 (not used)
  116. * x : Should be set to 0.
  117. */
  118. typedef enum
  119. {
  120. HAL_IRDA_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized
  121. Value is allowed for gState and RxState */
  122. HAL_IRDA_STATE_READY = 0x20U, /*!< Peripheral Initialized and ready for use
  123. Value is allowed for gState and RxState */
  124. HAL_IRDA_STATE_BUSY = 0x24U, /*!< An internal process is ongoing
  125. Value is allowed for gState only */
  126. HAL_IRDA_STATE_BUSY_TX = 0x21U, /*!< Data Transmission process is ongoing
  127. Value is allowed for gState only */
  128. HAL_IRDA_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing
  129. Value is allowed for RxState only */
  130. HAL_IRDA_STATE_BUSY_TX_RX = 0x23U, /*!< Data Transmission and Reception process is ongoing
  131. Not to be used for neither gState nor RxState.
  132. Value is result of combination (Or) between gState and RxState values */
  133. HAL_IRDA_STATE_TIMEOUT = 0xA0U, /*!< Timeout state
  134. Value is allowed for gState only */
  135. HAL_IRDA_STATE_ERROR = 0xE0U /*!< Error
  136. Value is allowed for gState only */
  137. }HAL_IRDA_StateTypeDef;
  138. /**
  139. * @brief IRDA handle Structure definition
  140. */
  141. typedef struct
  142. {
  143. USART_TypeDef *Instance; /*!< USART registers base address */
  144. IRDA_InitTypeDef Init; /*!< IRDA communication parameters */
  145. uint8_t *pTxBuffPtr; /*!< Pointer to IRDA Tx transfer Buffer */
  146. uint16_t TxXferSize; /*!< IRDA Tx Transfer size */
  147. __IO uint16_t TxXferCount; /*!< IRDA Tx Transfer Counter */
  148. uint8_t *pRxBuffPtr; /*!< Pointer to IRDA Rx transfer Buffer */
  149. uint16_t RxXferSize; /*!< IRDA Rx Transfer size */
  150. __IO uint16_t RxXferCount; /*!< IRDA Rx Transfer Counter */
  151. DMA_HandleTypeDef *hdmatx; /*!< IRDA Tx DMA Handle parameters */
  152. DMA_HandleTypeDef *hdmarx; /*!< IRDA Rx DMA Handle parameters */
  153. HAL_LockTypeDef Lock; /*!< Locking object */
  154. __IO HAL_IRDA_StateTypeDef gState; /*!< IRDA state information related to global Handle management
  155. and also related to Tx operations.
  156. This parameter can be a value of @ref HAL_IRDA_StateTypeDef */
  157. __IO HAL_IRDA_StateTypeDef RxState; /*!< IRDA state information related to Rx operations.
  158. This parameter can be a value of @ref HAL_IRDA_StateTypeDef */
  159. __IO uint32_t ErrorCode; /*!< IRDA Error code */
  160. }IRDA_HandleTypeDef;
  161. /**
  162. * @}
  163. */
  164. /* Exported constants --------------------------------------------------------*/
  165. /** @defgroup IRDA_Exported_Constants IRDA Exported constants
  166. * @{
  167. */
  168. /** @defgroup IRDA_Error_Code IRDA Error Code
  169. * @{
  170. */
  171. #define HAL_IRDA_ERROR_NONE 0x00000000U /*!< No error */
  172. #define HAL_IRDA_ERROR_PE 0x00000001U /*!< Parity error */
  173. #define HAL_IRDA_ERROR_NE 0x00000002U /*!< Noise error */
  174. #define HAL_IRDA_ERROR_FE 0x00000004U /*!< Frame error */
  175. #define HAL_IRDA_ERROR_ORE 0x00000008U /*!< Overrun error */
  176. #define HAL_IRDA_ERROR_DMA 0x00000010U /*!< DMA transfer error */
  177. /**
  178. * @}
  179. */
  180. /** @defgroup IRDA_Word_Length IRDA Word Length
  181. * @{
  182. */
  183. #define IRDA_WORDLENGTH_8B 0x00000000U
  184. #define IRDA_WORDLENGTH_9B ((uint32_t)USART_CR1_M)
  185. /**
  186. * @}
  187. */
  188. /** @defgroup IRDA_Parity IRDA Parity
  189. * @{
  190. */
  191. #define IRDA_PARITY_NONE 0x00000000U
  192. #define IRDA_PARITY_EVEN ((uint32_t)USART_CR1_PCE)
  193. #define IRDA_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS))
  194. /**
  195. * @}
  196. */
  197. /** @defgroup IRDA_Transfer_Mode IRDA Transfer Mode
  198. * @{
  199. */
  200. #define IRDA_MODE_RX ((uint32_t)USART_CR1_RE)
  201. #define IRDA_MODE_TX ((uint32_t)USART_CR1_TE)
  202. #define IRDA_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE))
  203. /**
  204. * @}
  205. */
  206. /** @defgroup IRDA_Low_Power IRDA Low Power
  207. * @{
  208. */
  209. #define IRDA_POWERMODE_LOWPOWER ((uint32_t)USART_CR3_IRLP)
  210. #define IRDA_POWERMODE_NORMAL 0x00000000U
  211. /**
  212. * @}
  213. */
  214. /** @defgroup IRDA_Flags IRDA Flags
  215. * Elements values convention: 0xXXXX
  216. * - 0xXXXX : Flag mask in the SR register
  217. * @{
  218. */
  219. #define IRDA_FLAG_TXE ((uint32_t)USART_SR_TXE)
  220. #define IRDA_FLAG_TC ((uint32_t)USART_SR_TC)
  221. #define IRDA_FLAG_RXNE ((uint32_t)USART_SR_RXNE)
  222. #define IRDA_FLAG_IDLE ((uint32_t)USART_SR_IDLE)
  223. #define IRDA_FLAG_ORE ((uint32_t)USART_SR_ORE)
  224. #define IRDA_FLAG_NE ((uint32_t)USART_SR_NE)
  225. #define IRDA_FLAG_FE ((uint32_t)USART_SR_FE)
  226. #define IRDA_FLAG_PE ((uint32_t)USART_SR_PE)
  227. /**
  228. * @}
  229. */
  230. /** @defgroup IRDA_Interrupt_definition IRDA Interrupt Definitions
  231. * Elements values convention: 0xY000XXXX
  232. * - XXXX : Interrupt mask in the XX register
  233. * - Y : Interrupt source register (2bits)
  234. * - 01: CR1 register
  235. * - 10: CR2 register
  236. * - 11: CR3 register
  237. * @{
  238. */
  239. #define IRDA_IT_PE ((uint32_t)(IRDA_CR1_REG_INDEX << 28U | USART_CR1_PEIE))
  240. #define IRDA_IT_TXE ((uint32_t)(IRDA_CR1_REG_INDEX << 28U | USART_CR1_TXEIE))
  241. #define IRDA_IT_TC ((uint32_t)(IRDA_CR1_REG_INDEX << 28U | USART_CR1_TCIE))
  242. #define IRDA_IT_RXNE ((uint32_t)(IRDA_CR1_REG_INDEX << 28U | USART_CR1_RXNEIE))
  243. #define IRDA_IT_IDLE ((uint32_t)(IRDA_CR1_REG_INDEX << 28U | USART_CR1_IDLEIE))
  244. #define IRDA_IT_LBD ((uint32_t)(IRDA_CR2_REG_INDEX << 28U | USART_CR2_LBDIE))
  245. #define IRDA_IT_CTS ((uint32_t)(IRDA_CR3_REG_INDEX << 28U | USART_CR3_CTSIE))
  246. #define IRDA_IT_ERR ((uint32_t)(IRDA_CR3_REG_INDEX << 28U | USART_CR3_EIE))
  247. /**
  248. * @}
  249. */
  250. /**
  251. * @}
  252. */
  253. /* Exported macro ------------------------------------------------------------*/
  254. /** @defgroup IRDA_Exported_Macros IRDA Exported Macros
  255. * @{
  256. */
  257. /** @brief Reset IRDA handle gstate & RxState
  258. * @param __HANDLE__: specifies the IRDA Handle.
  259. * IRDA Handle selects the USARTx or UARTy peripheral
  260. * (USART,UART availability and x,y values depending on device).
  261. */
  262. #define __HAL_IRDA_RESET_HANDLE_STATE(__HANDLE__) do{ \
  263. (__HANDLE__)->gState = HAL_IRDA_STATE_RESET; \
  264. (__HANDLE__)->RxState = HAL_IRDA_STATE_RESET; \
  265. } while(0U)
  266. /** @brief Flush the IRDA DR register
  267. * @param __HANDLE__: specifies the USART Handle.
  268. * IRDA Handle selects the USARTx or UARTy peripheral
  269. * (USART,UART availability and x,y values depending on device).
  270. */
  271. #define __HAL_IRDA_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR)
  272. /** @brief Check whether the specified IRDA flag is set or not.
  273. * @param __HANDLE__: specifies the IRDA Handle.
  274. * IRDA Handle selects the USARTx or UARTy peripheral
  275. * (USART,UART availability and x,y values depending on device).
  276. * @param __FLAG__: specifies the flag to check.
  277. * This parameter can be one of the following values:
  278. * @arg IRDA_FLAG_TXE: Transmit data register empty flag
  279. * @arg IRDA_FLAG_TC: Transmission Complete flag
  280. * @arg IRDA_FLAG_RXNE: Receive data register not empty flag
  281. * @arg IRDA_FLAG_IDLE: Idle Line detection flag
  282. * @arg IRDA_FLAG_ORE: OverRun Error flag
  283. * @arg IRDA_FLAG_NE: Noise Error flag
  284. * @arg IRDA_FLAG_FE: Framing Error flag
  285. * @arg IRDA_FLAG_PE: Parity Error flag
  286. * @retval The new state of __FLAG__ (TRUE or FALSE).
  287. */
  288. #define __HAL_IRDA_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
  289. /** @brief Clear the specified IRDA pending flag.
  290. * @param __HANDLE__: specifies the IRDA Handle.
  291. * IRDA Handle selects the USARTx or UARTy peripheral
  292. * (USART,UART availability and x,y values depending on device).
  293. * @param __FLAG__: specifies the flag to check.
  294. * This parameter can be any combination of the following values:
  295. * @arg IRDA_FLAG_TC: Transmission Complete flag.
  296. * @arg IRDA_FLAG_RXNE: Receive data register not empty flag.
  297. *
  298. * @note PE (Parity error), FE (Framing error), NE (Noise error), ORE (OverRun
  299. * error) and IDLE (Idle line detected) flags are cleared by software
  300. * sequence: a read operation to USART_SR register followed by a read
  301. * operation to USART_DR register.
  302. * @note RXNE flag can be also cleared by a read to the USART_DR register.
  303. * @note TC flag can be also cleared by software sequence: a read operation to
  304. * USART_SR register followed by a write operation to USART_DR register.
  305. * @note TXE flag is cleared only by a write to the USART_DR register.
  306. *
  307. */
  308. #define __HAL_IRDA_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))
  309. /** @brief Clear the IRDA PE pending flag.
  310. * @param __HANDLE__: specifies the IRDA Handle.
  311. * IRDA Handle selects the USARTx or UARTy peripheral
  312. * (USART,UART availability and x,y values depending on device).
  313. */
  314. #define __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__) \
  315. do{ \
  316. __IO uint32_t tmpreg = 0x00U; \
  317. tmpreg = (__HANDLE__)->Instance->SR; \
  318. tmpreg = (__HANDLE__)->Instance->DR; \
  319. UNUSED(tmpreg); \
  320. } while(0U)
  321. /** @brief Clear the IRDA FE pending flag.
  322. * @param __HANDLE__: specifies the IRDA Handle.
  323. * IRDA Handle selects the USARTx or UARTy peripheral
  324. * (USART,UART availability and x,y values depending on device).
  325. */
  326. #define __HAL_IRDA_CLEAR_FEFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__)
  327. /** @brief Clear the IRDA NE pending flag.
  328. * @param __HANDLE__: specifies the IRDA Handle.
  329. * IRDA Handle selects the USARTx or UARTy peripheral
  330. * (USART,UART availability and x,y values depending on device).
  331. */
  332. #define __HAL_IRDA_CLEAR_NEFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__)
  333. /** @brief Clear the IRDA ORE pending flag.
  334. * @param __HANDLE__: specifies the IRDA Handle.
  335. * IRDA Handle selects the USARTx or UARTy peripheral
  336. * (USART,UART availability and x,y values depending on device).
  337. */
  338. #define __HAL_IRDA_CLEAR_OREFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__)
  339. /** @brief Clear the IRDA IDLE pending flag.
  340. * @param __HANDLE__: specifies the IRDA Handle.
  341. * IRDA Handle selects the USARTx or UARTy peripheral
  342. * (USART,UART availability and x,y values depending on device).
  343. */
  344. #define __HAL_IRDA_CLEAR_IDLEFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__)
  345. /** @brief Enable the specified IRDA interrupt.
  346. * @param __HANDLE__: specifies the IRDA Handle.
  347. * IRDA Handle selects the USARTx or UARTy peripheral
  348. * (USART,UART availability and x,y values depending on device).
  349. * @param __INTERRUPT__: specifies the IRDA interrupt source to enable.
  350. * This parameter can be one of the following values:
  351. * @arg IRDA_IT_TXE: Transmit Data Register empty interrupt
  352. * @arg IRDA_IT_TC: Transmission complete interrupt
  353. * @arg IRDA_IT_RXNE: Receive Data register not empty interrupt
  354. * @arg IRDA_IT_IDLE: Idle line detection interrupt
  355. * @arg IRDA_IT_PE: Parity Error interrupt
  356. * @arg IRDA_IT_ERR: Error interrupt(Frame error, noise error, overrun error)
  357. */
  358. #define __HAL_IRDA_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28U) == IRDA_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & IRDA_IT_MASK)): \
  359. (((__INTERRUPT__) >> 28U) == IRDA_CR2_REG_INDEX)? ((__HANDLE__)->Instance->CR2 |= ((__INTERRUPT__) & IRDA_IT_MASK)): \
  360. ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & IRDA_IT_MASK)))
  361. /** @brief Disable the specified IRDA interrupt.
  362. * @param __HANDLE__: specifies the IRDA Handle.
  363. * IRDA Handle selects the USARTx or UARTy peripheral
  364. * (USART,UART availability and x,y values depending on device).
  365. * @param __INTERRUPT__: specifies the IRDA interrupt source to disable.
  366. * This parameter can be one of the following values:
  367. * @arg IRDA_IT_TXE: Transmit Data Register empty interrupt
  368. * @arg IRDA_IT_TC: Transmission complete interrupt
  369. * @arg IRDA_IT_RXNE: Receive Data register not empty interrupt
  370. * @arg IRDA_IT_IDLE: Idle line detection interrupt
  371. * @arg IRDA_IT_PE: Parity Error interrupt
  372. * @arg IRDA_IT_ERR: Error interrupt(Frame error, noise error, overrun error)
  373. */
  374. #define __HAL_IRDA_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28U) == IRDA_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & IRDA_IT_MASK)): \
  375. (((__INTERRUPT__) >> 28U) == IRDA_CR2_REG_INDEX)? ((__HANDLE__)->Instance->CR2 &= ~((__INTERRUPT__) & IRDA_IT_MASK)): \
  376. ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & IRDA_IT_MASK)))
  377. /** @brief Check whether the specified IRDA interrupt has occurred or not.
  378. * @param __HANDLE__: specifies the IRDA Handle.
  379. * IRDA Handle selects the USARTx or UARTy peripheral
  380. * (USART,UART availability and x,y values depending on device).
  381. * @param __IT__: specifies the IRDA interrupt source to check.
  382. * This parameter can be one of the following values:
  383. * @arg IRDA_IT_TXE: Transmit Data Register empty interrupt
  384. * @arg IRDA_IT_TC: Transmission complete interrupt
  385. * @arg IRDA_IT_RXNE: Receive Data register not empty interrupt
  386. * @arg IRDA_IT_IDLE: Idle line detection interrupt
  387. * @arg IRDA_IT_ERR: Error interrupt
  388. * @arg IRDA_IT_PE: Parity Error interrupt
  389. * @retval The new state of __IT__ (TRUE or FALSE).
  390. */
  391. #define __HAL_IRDA_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28U) == IRDA_CR1_REG_INDEX)? (__HANDLE__)->Instance->CR1:(((((uint32_t)(__IT__)) >> 28U) == IRDA_CR2_REG_INDEX)? \
  392. (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (((uint32_t)(__IT__)) & IRDA_IT_MASK))
  393. /** @brief Enable UART/USART associated to IRDA Handle
  394. * @param __HANDLE__: specifies the IRDA Handle.
  395. * IRDA Handle selects the USARTx or UARTy peripheral
  396. * (USART,UART availability and x,y values depending on device).
  397. */
  398. #define __HAL_IRDA_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, USART_CR1_UE))
  399. /** @brief Disable UART/USART associated to IRDA Handle
  400. * @param __HANDLE__: specifies the IRDA Handle.
  401. * IRDA Handle selects the USARTx or UARTy peripheral
  402. * (USART,UART availability and x,y values depending on device).
  403. */
  404. #define __HAL_IRDA_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, USART_CR1_UE))
  405. /**
  406. * @}
  407. */
  408. /* Exported functions --------------------------------------------------------*/
  409. /** @addtogroup IRDA_Exported_Functions
  410. * @{
  411. */
  412. /** @addtogroup IRDA_Exported_Functions_Group1
  413. * @{
  414. */
  415. /* Initialization/de-initialization functions **********************************/
  416. HAL_StatusTypeDef HAL_IRDA_Init(IRDA_HandleTypeDef *hirda);
  417. HAL_StatusTypeDef HAL_IRDA_DeInit(IRDA_HandleTypeDef *hirda);
  418. void HAL_IRDA_MspInit(IRDA_HandleTypeDef *hirda);
  419. void HAL_IRDA_MspDeInit(IRDA_HandleTypeDef *hirda);
  420. /**
  421. * @}
  422. */
  423. /** @addtogroup IRDA_Exported_Functions_Group2
  424. * @{
  425. */
  426. /* IO operation functions *******************************************************/
  427. HAL_StatusTypeDef HAL_IRDA_Transmit(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  428. HAL_StatusTypeDef HAL_IRDA_Receive(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  429. HAL_StatusTypeDef HAL_IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size);
  430. HAL_StatusTypeDef HAL_IRDA_Receive_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size);
  431. HAL_StatusTypeDef HAL_IRDA_Transmit_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size);
  432. HAL_StatusTypeDef HAL_IRDA_Receive_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size);
  433. HAL_StatusTypeDef HAL_IRDA_DMAPause(IRDA_HandleTypeDef *hirda);
  434. HAL_StatusTypeDef HAL_IRDA_DMAResume(IRDA_HandleTypeDef *hirda);
  435. HAL_StatusTypeDef HAL_IRDA_DMAStop(IRDA_HandleTypeDef *hirda);
  436. /* Transfer Abort functions */
  437. HAL_StatusTypeDef HAL_IRDA_Abort(IRDA_HandleTypeDef *hirda);
  438. HAL_StatusTypeDef HAL_IRDA_AbortTransmit(IRDA_HandleTypeDef *hirda);
  439. HAL_StatusTypeDef HAL_IRDA_AbortReceive(IRDA_HandleTypeDef *hirda);
  440. HAL_StatusTypeDef HAL_IRDA_Abort_IT(IRDA_HandleTypeDef *hirda);
  441. HAL_StatusTypeDef HAL_IRDA_AbortTransmit_IT(IRDA_HandleTypeDef *hirda);
  442. HAL_StatusTypeDef HAL_IRDA_AbortReceive_IT(IRDA_HandleTypeDef *hirda);
  443. void HAL_IRDA_IRQHandler(IRDA_HandleTypeDef *hirda);
  444. void HAL_IRDA_TxCpltCallback(IRDA_HandleTypeDef *hirda);
  445. void HAL_IRDA_RxCpltCallback(IRDA_HandleTypeDef *hirda);
  446. void HAL_IRDA_TxHalfCpltCallback(IRDA_HandleTypeDef *hirda);
  447. void HAL_IRDA_RxHalfCpltCallback(IRDA_HandleTypeDef *hirda);
  448. void HAL_IRDA_ErrorCallback(IRDA_HandleTypeDef *hirda);
  449. void HAL_IRDA_AbortCpltCallback(IRDA_HandleTypeDef *hirda);
  450. void HAL_IRDA_AbortTransmitCpltCallback(IRDA_HandleTypeDef *hirda);
  451. void HAL_IRDA_AbortReceiveCpltCallback(IRDA_HandleTypeDef *hirda);
  452. /**
  453. * @}
  454. */
  455. /** @addtogroup IRDA_Exported_Functions_Group3
  456. * @{
  457. */
  458. /* Peripheral State functions **************************************************/
  459. HAL_IRDA_StateTypeDef HAL_IRDA_GetState(IRDA_HandleTypeDef *hirda);
  460. uint32_t HAL_IRDA_GetError(IRDA_HandleTypeDef *hirda);
  461. /**
  462. * @}
  463. */
  464. /**
  465. * @}
  466. */
  467. /* Private types -------------------------------------------------------------*/
  468. /* Private variables ---------------------------------------------------------*/
  469. /* Private constants ---------------------------------------------------------*/
  470. /** @defgroup IRDA_Private_Constants IRDA Private Constants
  471. * @{
  472. */
  473. /** @brief IRDA interruptions flag mask
  474. *
  475. */
  476. #define IRDA_IT_MASK 0x0000FFFFU
  477. #define IRDA_CR1_REG_INDEX 1U
  478. #define IRDA_CR2_REG_INDEX 2U
  479. #define IRDA_CR3_REG_INDEX 3U
  480. /**
  481. * @}
  482. */
  483. /* Private macros --------------------------------------------------------*/
  484. /** @defgroup IRDA_Private_Macros IRDA Private Macros
  485. * @{
  486. */
  487. #define IS_IRDA_WORD_LENGTH(LENGTH) (((LENGTH) == IRDA_WORDLENGTH_8B) || \
  488. ((LENGTH) == IRDA_WORDLENGTH_9B))
  489. #define IS_IRDA_PARITY(PARITY) (((PARITY) == IRDA_PARITY_NONE) || \
  490. ((PARITY) == IRDA_PARITY_EVEN) || \
  491. ((PARITY) == IRDA_PARITY_ODD))
  492. #define IS_IRDA_MODE(MODE) ((((MODE) & 0x0000FFF3U) == 0x00U) && ((MODE) != 0x00000000U))
  493. #define IS_IRDA_POWERMODE(MODE) (((MODE) == IRDA_POWERMODE_LOWPOWER) || \
  494. ((MODE) == IRDA_POWERMODE_NORMAL))
  495. #define IS_IRDA_BAUDRATE(BAUDRATE) ((BAUDRATE) < 115201U)
  496. #define IRDA_DIV(_PCLK_, _BAUD_) (((_PCLK_)*25U)/(4U*(_BAUD_)))
  497. #define IRDA_DIVMANT(_PCLK_, _BAUD_) (IRDA_DIV((_PCLK_), (_BAUD_))/100U)
  498. #define IRDA_DIVFRAQ(_PCLK_, _BAUD_) (((IRDA_DIV((_PCLK_), (_BAUD_)) - (IRDA_DIVMANT((_PCLK_), (_BAUD_)) * 100U)) * 16U + 50U) / 100U)
  499. /* UART BRR = mantissa + overflow + fraction
  500. = (UART DIVMANT << 4) + (UART DIVFRAQ & 0xF0) + (UART DIVFRAQ & 0x0FU) */
  501. #define IRDA_BRR(_PCLK_, _BAUD_) (((IRDA_DIVMANT((_PCLK_), (_BAUD_)) << 4U) + \
  502. (IRDA_DIVFRAQ((_PCLK_), (_BAUD_)) & 0xF0U)) + \
  503. (IRDA_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0FU))
  504. /**
  505. * @}
  506. */
  507. /* Private functions ---------------------------------------------------------*/
  508. /** @defgroup IRDA_Private_Functions IRDA Private Functions
  509. * @{
  510. */
  511. /**
  512. * @}
  513. */
  514. /**
  515. * @}
  516. */
  517. /**
  518. * @}
  519. */
  520. #ifdef __cplusplus
  521. }
  522. #endif
  523. #endif /* __STM32F1xx_HAL_IRDA_H */
  524. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/