stm32l4xx_ll_dma.h 97 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32l4xx_ll_dma.h
  4. * @author MCD Application Team
  5. * @brief Header file of DMA LL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * Copyright (c) 2017 STMicroelectronics.
  10. * All rights reserved.
  11. *
  12. * This software is licensed under terms that can be found in the LICENSE file
  13. * in the root directory of this software component.
  14. * If no LICENSE file comes with this software, it is provided AS-IS.
  15. *
  16. ******************************************************************************
  17. */
  18. /* Define to prevent recursive inclusion -------------------------------------*/
  19. #ifndef STM32L4xx_LL_DMA_H
  20. #define STM32L4xx_LL_DMA_H
  21. #ifdef __cplusplus
  22. extern "C" {
  23. #endif
  24. /* Includes ------------------------------------------------------------------*/
  25. #include "stm32l4xx.h"
  26. #if defined(DMAMUX1)
  27. #include "stm32l4xx_ll_dmamux.h"
  28. #endif /* DMAMUX1 */
  29. /** @addtogroup STM32L4xx_LL_Driver
  30. * @{
  31. */
  32. #if defined (DMA1) || defined (DMA2)
  33. /** @defgroup DMA_LL DMA
  34. * @{
  35. */
  36. /* Private types -------------------------------------------------------------*/
  37. /* Private variables ---------------------------------------------------------*/
  38. /** @defgroup DMA_LL_Private_Variables DMA Private Variables
  39. * @{
  40. */
  41. /* Array used to get the DMA channel register offset versus channel index LL_DMA_CHANNEL_x */
  42. static const uint8_t CHANNEL_OFFSET_TAB[] =
  43. {
  44. (uint8_t)(DMA1_Channel1_BASE - DMA1_BASE),
  45. (uint8_t)(DMA1_Channel2_BASE - DMA1_BASE),
  46. (uint8_t)(DMA1_Channel3_BASE - DMA1_BASE),
  47. (uint8_t)(DMA1_Channel4_BASE - DMA1_BASE),
  48. (uint8_t)(DMA1_Channel5_BASE - DMA1_BASE),
  49. (uint8_t)(DMA1_Channel6_BASE - DMA1_BASE),
  50. (uint8_t)(DMA1_Channel7_BASE - DMA1_BASE)
  51. };
  52. /**
  53. * @}
  54. */
  55. /* Private constants ---------------------------------------------------------*/
  56. #if defined(DMAMUX1)
  57. #else
  58. /** @defgroup DMA_LL_Private_Constants DMA Private Constants
  59. * @{
  60. */
  61. /* Define used to get CSELR register offset */
  62. #define DMA_CSELR_OFFSET (uint32_t)(DMA1_CSELR_BASE - DMA1_BASE)
  63. /* Defines used for the bit position in the register and perform offsets */
  64. #define DMA_POSITION_CSELR_CXS(Channel) POSITION_VAL(DMA_CSELR_C1S << (((Channel)*4U) & 0x1FU))
  65. /**
  66. * @}
  67. */
  68. #endif /* DMAMUX1 */
  69. /* Private macros ------------------------------------------------------------*/
  70. #if defined(DMAMUX1)
  71. /** @defgroup DMA_LL_Private_Macros DMA Private Macros
  72. * @{
  73. */
  74. /**
  75. * @brief Helper macro to convert DMA Instance DMAx into DMAMUX channel
  76. * @note DMAMUX channel 0 to 6 are mapped to DMA1 channel 1 to 7.
  77. * DMAMUX channel 7 to 13 are mapped to DMA2 channel 1 to 7.
  78. * @param __DMA_INSTANCE__ DMAx
  79. * @retval Channel_Offset (LL_DMA_CHANNEL_7 or 0).
  80. */
  81. #define __LL_DMA_INSTANCE_TO_DMAMUX_CHANNEL(__DMA_INSTANCE__) \
  82. (((__DMA_INSTANCE__) == DMA1) ? 0x00000000U : LL_DMA_CHANNEL_7)
  83. /**
  84. * @}
  85. */
  86. #else
  87. #if defined(USE_FULL_LL_DRIVER)
  88. /** @defgroup DMA_LL_Private_Macros DMA Private Macros
  89. * @{
  90. */
  91. /**
  92. * @}
  93. */
  94. #endif /*USE_FULL_LL_DRIVER*/
  95. #endif /* DMAMUX1 */
  96. /* Exported types ------------------------------------------------------------*/
  97. #if defined(USE_FULL_LL_DRIVER)
  98. /** @defgroup DMA_LL_ES_INIT DMA Exported Init structure
  99. * @{
  100. */
  101. typedef struct
  102. {
  103. uint32_t PeriphOrM2MSrcAddress; /*!< Specifies the peripheral base address for DMA transfer
  104. or as Source base address in case of memory to memory transfer direction.
  105. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  106. uint32_t MemoryOrM2MDstAddress; /*!< Specifies the memory base address for DMA transfer
  107. or as Destination base address in case of memory to memory transfer direction.
  108. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  109. uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral,
  110. from memory to memory or from peripheral to memory.
  111. This parameter can be a value of @ref DMA_LL_EC_DIRECTION
  112. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataTransferDirection(). */
  113. uint32_t Mode; /*!< Specifies the normal or circular operation mode.
  114. This parameter can be a value of @ref DMA_LL_EC_MODE
  115. @note: The circular buffer mode cannot be used if the memory to memory
  116. data transfer direction is configured on the selected Channel
  117. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMode(). */
  118. uint32_t PeriphOrM2MSrcIncMode; /*!< Specifies whether the Peripheral address or Source address in case of memory to memory transfer direction
  119. is incremented or not.
  120. This parameter can be a value of @ref DMA_LL_EC_PERIPH
  121. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphIncMode(). */
  122. uint32_t MemoryOrM2MDstIncMode; /*!< Specifies whether the Memory address or Destination address in case of memory to memory transfer direction
  123. is incremented or not.
  124. This parameter can be a value of @ref DMA_LL_EC_MEMORY
  125. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemoryIncMode(). */
  126. uint32_t PeriphOrM2MSrcDataSize; /*!< Specifies the Peripheral data size alignment or Source data size alignment (byte, half word, word)
  127. in case of memory to memory transfer direction.
  128. This parameter can be a value of @ref DMA_LL_EC_PDATAALIGN
  129. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphSize(). */
  130. uint32_t MemoryOrM2MDstDataSize; /*!< Specifies the Memory data size alignment or Destination data size alignment (byte, half word, word)
  131. in case of memory to memory transfer direction.
  132. This parameter can be a value of @ref DMA_LL_EC_MDATAALIGN
  133. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemorySize(). */
  134. uint32_t NbData; /*!< Specifies the number of data to transfer, in data unit.
  135. The data unit is equal to the source buffer configuration set in PeripheralSize
  136. or MemorySize parameters depending in the transfer direction.
  137. This parameter must be a value between Min_Data = 0 and Max_Data = 0x0000FFFF
  138. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataLength(). */
  139. #if defined(DMAMUX1)
  140. uint32_t PeriphRequest; /*!< Specifies the peripheral request.
  141. This parameter can be a value of @ref DMAMUX_LL_EC_REQUEST
  142. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphRequest(). */
  143. #else
  144. uint32_t PeriphRequest; /*!< Specifies the peripheral request.
  145. This parameter can be a value of @ref DMA_LL_EC_REQUEST
  146. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphRequest(). */
  147. #endif /* DMAMUX1 */
  148. uint32_t Priority; /*!< Specifies the channel priority level.
  149. This parameter can be a value of @ref DMA_LL_EC_PRIORITY
  150. This feature can be modified afterwards using unitary function @ref LL_DMA_SetChannelPriorityLevel(). */
  151. } LL_DMA_InitTypeDef;
  152. /**
  153. * @}
  154. */
  155. #endif /*USE_FULL_LL_DRIVER*/
  156. /* Exported constants --------------------------------------------------------*/
  157. /** @defgroup DMA_LL_Exported_Constants DMA Exported Constants
  158. * @{
  159. */
  160. /** @defgroup DMA_LL_EC_CLEAR_FLAG Clear Flags Defines
  161. * @brief Flags defines which can be used with LL_DMA_WriteReg function
  162. * @{
  163. */
  164. #define LL_DMA_IFCR_CGIF1 DMA_IFCR_CGIF1 /*!< Channel 1 global flag */
  165. #define LL_DMA_IFCR_CTCIF1 DMA_IFCR_CTCIF1 /*!< Channel 1 transfer complete flag */
  166. #define LL_DMA_IFCR_CHTIF1 DMA_IFCR_CHTIF1 /*!< Channel 1 half transfer flag */
  167. #define LL_DMA_IFCR_CTEIF1 DMA_IFCR_CTEIF1 /*!< Channel 1 transfer error flag */
  168. #define LL_DMA_IFCR_CGIF2 DMA_IFCR_CGIF2 /*!< Channel 2 global flag */
  169. #define LL_DMA_IFCR_CTCIF2 DMA_IFCR_CTCIF2 /*!< Channel 2 transfer complete flag */
  170. #define LL_DMA_IFCR_CHTIF2 DMA_IFCR_CHTIF2 /*!< Channel 2 half transfer flag */
  171. #define LL_DMA_IFCR_CTEIF2 DMA_IFCR_CTEIF2 /*!< Channel 2 transfer error flag */
  172. #define LL_DMA_IFCR_CGIF3 DMA_IFCR_CGIF3 /*!< Channel 3 global flag */
  173. #define LL_DMA_IFCR_CTCIF3 DMA_IFCR_CTCIF3 /*!< Channel 3 transfer complete flag */
  174. #define LL_DMA_IFCR_CHTIF3 DMA_IFCR_CHTIF3 /*!< Channel 3 half transfer flag */
  175. #define LL_DMA_IFCR_CTEIF3 DMA_IFCR_CTEIF3 /*!< Channel 3 transfer error flag */
  176. #define LL_DMA_IFCR_CGIF4 DMA_IFCR_CGIF4 /*!< Channel 4 global flag */
  177. #define LL_DMA_IFCR_CTCIF4 DMA_IFCR_CTCIF4 /*!< Channel 4 transfer complete flag */
  178. #define LL_DMA_IFCR_CHTIF4 DMA_IFCR_CHTIF4 /*!< Channel 4 half transfer flag */
  179. #define LL_DMA_IFCR_CTEIF4 DMA_IFCR_CTEIF4 /*!< Channel 4 transfer error flag */
  180. #define LL_DMA_IFCR_CGIF5 DMA_IFCR_CGIF5 /*!< Channel 5 global flag */
  181. #define LL_DMA_IFCR_CTCIF5 DMA_IFCR_CTCIF5 /*!< Channel 5 transfer complete flag */
  182. #define LL_DMA_IFCR_CHTIF5 DMA_IFCR_CHTIF5 /*!< Channel 5 half transfer flag */
  183. #define LL_DMA_IFCR_CTEIF5 DMA_IFCR_CTEIF5 /*!< Channel 5 transfer error flag */
  184. #define LL_DMA_IFCR_CGIF6 DMA_IFCR_CGIF6 /*!< Channel 6 global flag */
  185. #define LL_DMA_IFCR_CTCIF6 DMA_IFCR_CTCIF6 /*!< Channel 6 transfer complete flag */
  186. #define LL_DMA_IFCR_CHTIF6 DMA_IFCR_CHTIF6 /*!< Channel 6 half transfer flag */
  187. #define LL_DMA_IFCR_CTEIF6 DMA_IFCR_CTEIF6 /*!< Channel 6 transfer error flag */
  188. #define LL_DMA_IFCR_CGIF7 DMA_IFCR_CGIF7 /*!< Channel 7 global flag */
  189. #define LL_DMA_IFCR_CTCIF7 DMA_IFCR_CTCIF7 /*!< Channel 7 transfer complete flag */
  190. #define LL_DMA_IFCR_CHTIF7 DMA_IFCR_CHTIF7 /*!< Channel 7 half transfer flag */
  191. #define LL_DMA_IFCR_CTEIF7 DMA_IFCR_CTEIF7 /*!< Channel 7 transfer error flag */
  192. /**
  193. * @}
  194. */
  195. /** @defgroup DMA_LL_EC_GET_FLAG Get Flags Defines
  196. * @brief Flags defines which can be used with LL_DMA_ReadReg function
  197. * @{
  198. */
  199. #define LL_DMA_ISR_GIF1 DMA_ISR_GIF1 /*!< Channel 1 global flag */
  200. #define LL_DMA_ISR_TCIF1 DMA_ISR_TCIF1 /*!< Channel 1 transfer complete flag */
  201. #define LL_DMA_ISR_HTIF1 DMA_ISR_HTIF1 /*!< Channel 1 half transfer flag */
  202. #define LL_DMA_ISR_TEIF1 DMA_ISR_TEIF1 /*!< Channel 1 transfer error flag */
  203. #define LL_DMA_ISR_GIF2 DMA_ISR_GIF2 /*!< Channel 2 global flag */
  204. #define LL_DMA_ISR_TCIF2 DMA_ISR_TCIF2 /*!< Channel 2 transfer complete flag */
  205. #define LL_DMA_ISR_HTIF2 DMA_ISR_HTIF2 /*!< Channel 2 half transfer flag */
  206. #define LL_DMA_ISR_TEIF2 DMA_ISR_TEIF2 /*!< Channel 2 transfer error flag */
  207. #define LL_DMA_ISR_GIF3 DMA_ISR_GIF3 /*!< Channel 3 global flag */
  208. #define LL_DMA_ISR_TCIF3 DMA_ISR_TCIF3 /*!< Channel 3 transfer complete flag */
  209. #define LL_DMA_ISR_HTIF3 DMA_ISR_HTIF3 /*!< Channel 3 half transfer flag */
  210. #define LL_DMA_ISR_TEIF3 DMA_ISR_TEIF3 /*!< Channel 3 transfer error flag */
  211. #define LL_DMA_ISR_GIF4 DMA_ISR_GIF4 /*!< Channel 4 global flag */
  212. #define LL_DMA_ISR_TCIF4 DMA_ISR_TCIF4 /*!< Channel 4 transfer complete flag */
  213. #define LL_DMA_ISR_HTIF4 DMA_ISR_HTIF4 /*!< Channel 4 half transfer flag */
  214. #define LL_DMA_ISR_TEIF4 DMA_ISR_TEIF4 /*!< Channel 4 transfer error flag */
  215. #define LL_DMA_ISR_GIF5 DMA_ISR_GIF5 /*!< Channel 5 global flag */
  216. #define LL_DMA_ISR_TCIF5 DMA_ISR_TCIF5 /*!< Channel 5 transfer complete flag */
  217. #define LL_DMA_ISR_HTIF5 DMA_ISR_HTIF5 /*!< Channel 5 half transfer flag */
  218. #define LL_DMA_ISR_TEIF5 DMA_ISR_TEIF5 /*!< Channel 5 transfer error flag */
  219. #define LL_DMA_ISR_GIF6 DMA_ISR_GIF6 /*!< Channel 6 global flag */
  220. #define LL_DMA_ISR_TCIF6 DMA_ISR_TCIF6 /*!< Channel 6 transfer complete flag */
  221. #define LL_DMA_ISR_HTIF6 DMA_ISR_HTIF6 /*!< Channel 6 half transfer flag */
  222. #define LL_DMA_ISR_TEIF6 DMA_ISR_TEIF6 /*!< Channel 6 transfer error flag */
  223. #define LL_DMA_ISR_GIF7 DMA_ISR_GIF7 /*!< Channel 7 global flag */
  224. #define LL_DMA_ISR_TCIF7 DMA_ISR_TCIF7 /*!< Channel 7 transfer complete flag */
  225. #define LL_DMA_ISR_HTIF7 DMA_ISR_HTIF7 /*!< Channel 7 half transfer flag */
  226. #define LL_DMA_ISR_TEIF7 DMA_ISR_TEIF7 /*!< Channel 7 transfer error flag */
  227. /**
  228. * @}
  229. */
  230. /** @defgroup DMA_LL_EC_IT IT Defines
  231. * @brief IT defines which can be used with LL_DMA_ReadReg and LL_DMA_WriteReg functions
  232. * @{
  233. */
  234. #define LL_DMA_CCR_TCIE DMA_CCR_TCIE /*!< Transfer complete interrupt */
  235. #define LL_DMA_CCR_HTIE DMA_CCR_HTIE /*!< Half Transfer interrupt */
  236. #define LL_DMA_CCR_TEIE DMA_CCR_TEIE /*!< Transfer error interrupt */
  237. /**
  238. * @}
  239. */
  240. /** @defgroup DMA_LL_EC_CHANNEL CHANNEL
  241. * @{
  242. */
  243. #define LL_DMA_CHANNEL_1 0x00000000U /*!< DMA Channel 1 */
  244. #define LL_DMA_CHANNEL_2 0x00000001U /*!< DMA Channel 2 */
  245. #define LL_DMA_CHANNEL_3 0x00000002U /*!< DMA Channel 3 */
  246. #define LL_DMA_CHANNEL_4 0x00000003U /*!< DMA Channel 4 */
  247. #define LL_DMA_CHANNEL_5 0x00000004U /*!< DMA Channel 5 */
  248. #define LL_DMA_CHANNEL_6 0x00000005U /*!< DMA Channel 6 */
  249. #define LL_DMA_CHANNEL_7 0x00000006U /*!< DMA Channel 7 */
  250. #if defined(USE_FULL_LL_DRIVER)
  251. #define LL_DMA_CHANNEL_ALL 0xFFFF0000U /*!< DMA Channel all (used only for function @ref LL_DMA_DeInit(). */
  252. #endif /*USE_FULL_LL_DRIVER*/
  253. /**
  254. * @}
  255. */
  256. /** @defgroup DMA_LL_EC_DIRECTION Transfer Direction
  257. * @{
  258. */
  259. #define LL_DMA_DIRECTION_PERIPH_TO_MEMORY 0x00000000U /*!< Peripheral to memory direction */
  260. #define LL_DMA_DIRECTION_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */
  261. #define LL_DMA_DIRECTION_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */
  262. /**
  263. * @}
  264. */
  265. /** @defgroup DMA_LL_EC_MODE Transfer mode
  266. * @{
  267. */
  268. #define LL_DMA_MODE_NORMAL 0x00000000U /*!< Normal Mode */
  269. #define LL_DMA_MODE_CIRCULAR DMA_CCR_CIRC /*!< Circular Mode */
  270. /**
  271. * @}
  272. */
  273. /** @defgroup DMA_LL_EC_PERIPH Peripheral increment mode
  274. * @{
  275. */
  276. #define LL_DMA_PERIPH_INCREMENT DMA_CCR_PINC /*!< Peripheral increment mode Enable */
  277. #define LL_DMA_PERIPH_NOINCREMENT 0x00000000U /*!< Peripheral increment mode Disable */
  278. /**
  279. * @}
  280. */
  281. /** @defgroup DMA_LL_EC_MEMORY Memory increment mode
  282. * @{
  283. */
  284. #define LL_DMA_MEMORY_INCREMENT DMA_CCR_MINC /*!< Memory increment mode Enable */
  285. #define LL_DMA_MEMORY_NOINCREMENT 0x00000000U /*!< Memory increment mode Disable */
  286. /**
  287. * @}
  288. */
  289. /** @defgroup DMA_LL_EC_PDATAALIGN Peripheral data alignment
  290. * @{
  291. */
  292. #define LL_DMA_PDATAALIGN_BYTE 0x00000000U /*!< Peripheral data alignment : Byte */
  293. #define LL_DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */
  294. #define LL_DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */
  295. /**
  296. * @}
  297. */
  298. /** @defgroup DMA_LL_EC_MDATAALIGN Memory data alignment
  299. * @{
  300. */
  301. #define LL_DMA_MDATAALIGN_BYTE 0x00000000U /*!< Memory data alignment : Byte */
  302. #define LL_DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */
  303. #define LL_DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */
  304. /**
  305. * @}
  306. */
  307. /** @defgroup DMA_LL_EC_PRIORITY Transfer Priority level
  308. * @{
  309. */
  310. #define LL_DMA_PRIORITY_LOW 0x00000000U /*!< Priority level : Low */
  311. #define LL_DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */
  312. #define LL_DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */
  313. #define LL_DMA_PRIORITY_VERYHIGH DMA_CCR_PL /*!< Priority level : Very_High */
  314. /**
  315. * @}
  316. */
  317. #if !defined (DMAMUX1)
  318. /** @defgroup DMA_LL_EC_REQUEST Transfer peripheral request
  319. * @{
  320. */
  321. #define LL_DMA_REQUEST_0 0x00000000U /*!< DMA peripheral request 0 */
  322. #define LL_DMA_REQUEST_1 0x00000001U /*!< DMA peripheral request 1 */
  323. #define LL_DMA_REQUEST_2 0x00000002U /*!< DMA peripheral request 2 */
  324. #define LL_DMA_REQUEST_3 0x00000003U /*!< DMA peripheral request 3 */
  325. #define LL_DMA_REQUEST_4 0x00000004U /*!< DMA peripheral request 4 */
  326. #define LL_DMA_REQUEST_5 0x00000005U /*!< DMA peripheral request 5 */
  327. #define LL_DMA_REQUEST_6 0x00000006U /*!< DMA peripheral request 6 */
  328. #define LL_DMA_REQUEST_7 0x00000007U /*!< DMA peripheral request 7 */
  329. /**
  330. * @}
  331. */
  332. #endif /* !defined DMAMUX1 */
  333. /**
  334. * @}
  335. */
  336. /* Exported macro ------------------------------------------------------------*/
  337. /** @defgroup DMA_LL_Exported_Macros DMA Exported Macros
  338. * @{
  339. */
  340. /** @defgroup DMA_LL_EM_WRITE_READ Common Write and read registers macros
  341. * @{
  342. */
  343. /**
  344. * @brief Write a value in DMA register
  345. * @param __INSTANCE__ DMA Instance
  346. * @param __REG__ Register to be written
  347. * @param __VALUE__ Value to be written in the register
  348. * @retval None
  349. */
  350. #define LL_DMA_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
  351. /**
  352. * @brief Read a value in DMA register
  353. * @param __INSTANCE__ DMA Instance
  354. * @param __REG__ Register to be read
  355. * @retval Register value
  356. */
  357. #define LL_DMA_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
  358. /**
  359. * @}
  360. */
  361. /** @defgroup DMA_LL_EM_CONVERT_DMAxCHANNELy Convert DMAxChannely
  362. * @{
  363. */
  364. /**
  365. * @brief Convert DMAx_Channely into DMAx
  366. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  367. * @retval DMAx
  368. */
  369. #if defined(DMA2)
  370. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) \
  371. (((uint32_t)(__CHANNEL_INSTANCE__) > ((uint32_t)DMA1_Channel7)) ? DMA2 : DMA1)
  372. #else
  373. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) (DMA1)
  374. #endif
  375. /**
  376. * @brief Convert DMAx_Channely into LL_DMA_CHANNEL_y
  377. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  378. * @retval LL_DMA_CHANNEL_y
  379. */
  380. #if defined (DMA2)
  381. #if defined (DMA2_Channel6) && defined (DMA2_Channel7)
  382. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  383. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  384. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  385. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  386. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  387. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  388. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  389. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  390. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  391. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  392. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  393. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  394. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel6)) ? LL_DMA_CHANNEL_6 : \
  395. LL_DMA_CHANNEL_7)
  396. #else
  397. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  398. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  399. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  400. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  401. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  402. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  403. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  404. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  405. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  406. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  407. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  408. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  409. LL_DMA_CHANNEL_7)
  410. #endif
  411. #else
  412. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  413. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  414. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  415. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  416. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  417. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  418. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  419. LL_DMA_CHANNEL_7)
  420. #endif
  421. /**
  422. * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely
  423. * @param __DMA_INSTANCE__ DMAx
  424. * @param __CHANNEL__ LL_DMA_CHANNEL_y
  425. * @retval DMAx_Channely
  426. */
  427. #if defined (DMA2)
  428. #if defined (DMA2_Channel6) && defined (DMA2_Channel7)
  429. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  430. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  431. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  432. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  433. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  434. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  435. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  436. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  437. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  438. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  439. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  440. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  441. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA2_Channel6 : \
  442. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_7))) ? DMA1_Channel7 : \
  443. DMA2_Channel7)
  444. #else
  445. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  446. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  447. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  448. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  449. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  450. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  451. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  452. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  453. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  454. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  455. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  456. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  457. DMA1_Channel7)
  458. #endif
  459. #else
  460. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  461. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  462. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  463. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  464. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  465. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  466. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  467. DMA1_Channel7)
  468. #endif
  469. /**
  470. * @}
  471. */
  472. /**
  473. * @}
  474. */
  475. /* Exported functions --------------------------------------------------------*/
  476. /** @defgroup DMA_LL_Exported_Functions DMA Exported Functions
  477. * @{
  478. */
  479. /** @defgroup DMA_LL_EF_Configuration Configuration
  480. * @{
  481. */
  482. /**
  483. * @brief Enable DMA channel.
  484. * @rmtoll CCR EN LL_DMA_EnableChannel
  485. * @param DMAx DMAx Instance
  486. * @param Channel This parameter can be one of the following values:
  487. * @arg @ref LL_DMA_CHANNEL_1
  488. * @arg @ref LL_DMA_CHANNEL_2
  489. * @arg @ref LL_DMA_CHANNEL_3
  490. * @arg @ref LL_DMA_CHANNEL_4
  491. * @arg @ref LL_DMA_CHANNEL_5
  492. * @arg @ref LL_DMA_CHANNEL_6
  493. * @arg @ref LL_DMA_CHANNEL_7
  494. * @retval None
  495. */
  496. __STATIC_INLINE void LL_DMA_EnableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  497. {
  498. uint32_t dma_base_addr = (uint32_t)DMAx;
  499. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_EN);
  500. }
  501. /**
  502. * @brief Disable DMA channel.
  503. * @rmtoll CCR EN LL_DMA_DisableChannel
  504. * @param DMAx DMAx Instance
  505. * @param Channel This parameter can be one of the following values:
  506. * @arg @ref LL_DMA_CHANNEL_1
  507. * @arg @ref LL_DMA_CHANNEL_2
  508. * @arg @ref LL_DMA_CHANNEL_3
  509. * @arg @ref LL_DMA_CHANNEL_4
  510. * @arg @ref LL_DMA_CHANNEL_5
  511. * @arg @ref LL_DMA_CHANNEL_6
  512. * @arg @ref LL_DMA_CHANNEL_7
  513. * @retval None
  514. */
  515. __STATIC_INLINE void LL_DMA_DisableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  516. {
  517. uint32_t dma_base_addr = (uint32_t)DMAx;
  518. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_EN);
  519. }
  520. /**
  521. * @brief Check if DMA channel is enabled or disabled.
  522. * @rmtoll CCR EN LL_DMA_IsEnabledChannel
  523. * @param DMAx DMAx Instance
  524. * @param Channel This parameter can be one of the following values:
  525. * @arg @ref LL_DMA_CHANNEL_1
  526. * @arg @ref LL_DMA_CHANNEL_2
  527. * @arg @ref LL_DMA_CHANNEL_3
  528. * @arg @ref LL_DMA_CHANNEL_4
  529. * @arg @ref LL_DMA_CHANNEL_5
  530. * @arg @ref LL_DMA_CHANNEL_6
  531. * @arg @ref LL_DMA_CHANNEL_7
  532. * @retval State of bit (1 or 0).
  533. */
  534. __STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  535. {
  536. uint32_t dma_base_addr = (uint32_t)DMAx;
  537. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  538. DMA_CCR_EN) == (DMA_CCR_EN)) ? 1UL : 0UL);
  539. }
  540. /**
  541. * @brief Configure all parameters link to DMA transfer.
  542. * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n
  543. * CCR MEM2MEM LL_DMA_ConfigTransfer\n
  544. * CCR CIRC LL_DMA_ConfigTransfer\n
  545. * CCR PINC LL_DMA_ConfigTransfer\n
  546. * CCR MINC LL_DMA_ConfigTransfer\n
  547. * CCR PSIZE LL_DMA_ConfigTransfer\n
  548. * CCR MSIZE LL_DMA_ConfigTransfer\n
  549. * CCR PL LL_DMA_ConfigTransfer
  550. * @param DMAx DMAx Instance
  551. * @param Channel This parameter can be one of the following values:
  552. * @arg @ref LL_DMA_CHANNEL_1
  553. * @arg @ref LL_DMA_CHANNEL_2
  554. * @arg @ref LL_DMA_CHANNEL_3
  555. * @arg @ref LL_DMA_CHANNEL_4
  556. * @arg @ref LL_DMA_CHANNEL_5
  557. * @arg @ref LL_DMA_CHANNEL_6
  558. * @arg @ref LL_DMA_CHANNEL_7
  559. * @param Configuration This parameter must be a combination of all the following values:
  560. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  561. * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR
  562. * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT
  563. * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT
  564. * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD
  565. * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD
  566. * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH
  567. * @retval None
  568. */
  569. __STATIC_INLINE void LL_DMA_ConfigTransfer(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration)
  570. {
  571. uint32_t dma_base_addr = (uint32_t)DMAx;
  572. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  573. DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL,
  574. Configuration);
  575. }
  576. /**
  577. * @brief Set Data transfer direction (read from peripheral or from memory).
  578. * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n
  579. * CCR MEM2MEM LL_DMA_SetDataTransferDirection
  580. * @param DMAx DMAx Instance
  581. * @param Channel This parameter can be one of the following values:
  582. * @arg @ref LL_DMA_CHANNEL_1
  583. * @arg @ref LL_DMA_CHANNEL_2
  584. * @arg @ref LL_DMA_CHANNEL_3
  585. * @arg @ref LL_DMA_CHANNEL_4
  586. * @arg @ref LL_DMA_CHANNEL_5
  587. * @arg @ref LL_DMA_CHANNEL_6
  588. * @arg @ref LL_DMA_CHANNEL_7
  589. * @param Direction This parameter can be one of the following values:
  590. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  591. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  592. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  593. * @retval None
  594. */
  595. __STATIC_INLINE void LL_DMA_SetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction)
  596. {
  597. uint32_t dma_base_addr = (uint32_t)DMAx;
  598. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  599. DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction);
  600. }
  601. /**
  602. * @brief Get Data transfer direction (read from peripheral or from memory).
  603. * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n
  604. * CCR MEM2MEM LL_DMA_GetDataTransferDirection
  605. * @param DMAx DMAx Instance
  606. * @param Channel This parameter can be one of the following values:
  607. * @arg @ref LL_DMA_CHANNEL_1
  608. * @arg @ref LL_DMA_CHANNEL_2
  609. * @arg @ref LL_DMA_CHANNEL_3
  610. * @arg @ref LL_DMA_CHANNEL_4
  611. * @arg @ref LL_DMA_CHANNEL_5
  612. * @arg @ref LL_DMA_CHANNEL_6
  613. * @arg @ref LL_DMA_CHANNEL_7
  614. * @retval Returned value can be one of the following values:
  615. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  616. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  617. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  618. */
  619. __STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel)
  620. {
  621. uint32_t dma_base_addr = (uint32_t)DMAx;
  622. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  623. DMA_CCR_DIR | DMA_CCR_MEM2MEM));
  624. }
  625. /**
  626. * @brief Set DMA mode circular or normal.
  627. * @note The circular buffer mode cannot be used if the memory-to-memory
  628. * data transfer is configured on the selected Channel.
  629. * @rmtoll CCR CIRC LL_DMA_SetMode
  630. * @param DMAx DMAx Instance
  631. * @param Channel This parameter can be one of the following values:
  632. * @arg @ref LL_DMA_CHANNEL_1
  633. * @arg @ref LL_DMA_CHANNEL_2
  634. * @arg @ref LL_DMA_CHANNEL_3
  635. * @arg @ref LL_DMA_CHANNEL_4
  636. * @arg @ref LL_DMA_CHANNEL_5
  637. * @arg @ref LL_DMA_CHANNEL_6
  638. * @arg @ref LL_DMA_CHANNEL_7
  639. * @param Mode This parameter can be one of the following values:
  640. * @arg @ref LL_DMA_MODE_NORMAL
  641. * @arg @ref LL_DMA_MODE_CIRCULAR
  642. * @retval None
  643. */
  644. __STATIC_INLINE void LL_DMA_SetMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode)
  645. {
  646. uint32_t dma_base_addr = (uint32_t)DMAx;
  647. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_CIRC,
  648. Mode);
  649. }
  650. /**
  651. * @brief Get DMA mode circular or normal.
  652. * @rmtoll CCR CIRC LL_DMA_GetMode
  653. * @param DMAx DMAx Instance
  654. * @param Channel This parameter can be one of the following values:
  655. * @arg @ref LL_DMA_CHANNEL_1
  656. * @arg @ref LL_DMA_CHANNEL_2
  657. * @arg @ref LL_DMA_CHANNEL_3
  658. * @arg @ref LL_DMA_CHANNEL_4
  659. * @arg @ref LL_DMA_CHANNEL_5
  660. * @arg @ref LL_DMA_CHANNEL_6
  661. * @arg @ref LL_DMA_CHANNEL_7
  662. * @retval Returned value can be one of the following values:
  663. * @arg @ref LL_DMA_MODE_NORMAL
  664. * @arg @ref LL_DMA_MODE_CIRCULAR
  665. */
  666. __STATIC_INLINE uint32_t LL_DMA_GetMode(DMA_TypeDef *DMAx, uint32_t Channel)
  667. {
  668. uint32_t dma_base_addr = (uint32_t)DMAx;
  669. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  670. DMA_CCR_CIRC));
  671. }
  672. /**
  673. * @brief Set Peripheral increment mode.
  674. * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode
  675. * @param DMAx DMAx Instance
  676. * @param Channel This parameter can be one of the following values:
  677. * @arg @ref LL_DMA_CHANNEL_1
  678. * @arg @ref LL_DMA_CHANNEL_2
  679. * @arg @ref LL_DMA_CHANNEL_3
  680. * @arg @ref LL_DMA_CHANNEL_4
  681. * @arg @ref LL_DMA_CHANNEL_5
  682. * @arg @ref LL_DMA_CHANNEL_6
  683. * @arg @ref LL_DMA_CHANNEL_7
  684. * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values:
  685. * @arg @ref LL_DMA_PERIPH_INCREMENT
  686. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  687. * @retval None
  688. */
  689. __STATIC_INLINE void LL_DMA_SetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
  690. {
  691. uint32_t dma_base_addr = (uint32_t)DMAx;
  692. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_PINC,
  693. PeriphOrM2MSrcIncMode);
  694. }
  695. /**
  696. * @brief Get Peripheral increment mode.
  697. * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode
  698. * @param DMAx DMAx Instance
  699. * @param Channel This parameter can be one of the following values:
  700. * @arg @ref LL_DMA_CHANNEL_1
  701. * @arg @ref LL_DMA_CHANNEL_2
  702. * @arg @ref LL_DMA_CHANNEL_3
  703. * @arg @ref LL_DMA_CHANNEL_4
  704. * @arg @ref LL_DMA_CHANNEL_5
  705. * @arg @ref LL_DMA_CHANNEL_6
  706. * @arg @ref LL_DMA_CHANNEL_7
  707. * @retval Returned value can be one of the following values:
  708. * @arg @ref LL_DMA_PERIPH_INCREMENT
  709. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  710. */
  711. __STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  712. {
  713. uint32_t dma_base_addr = (uint32_t)DMAx;
  714. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  715. DMA_CCR_PINC));
  716. }
  717. /**
  718. * @brief Set Memory increment mode.
  719. * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode
  720. * @param DMAx DMAx Instance
  721. * @param Channel This parameter can be one of the following values:
  722. * @arg @ref LL_DMA_CHANNEL_1
  723. * @arg @ref LL_DMA_CHANNEL_2
  724. * @arg @ref LL_DMA_CHANNEL_3
  725. * @arg @ref LL_DMA_CHANNEL_4
  726. * @arg @ref LL_DMA_CHANNEL_5
  727. * @arg @ref LL_DMA_CHANNEL_6
  728. * @arg @ref LL_DMA_CHANNEL_7
  729. * @param MemoryOrM2MDstIncMode This parameter can be one of the following values:
  730. * @arg @ref LL_DMA_MEMORY_INCREMENT
  731. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  732. * @retval None
  733. */
  734. __STATIC_INLINE void LL_DMA_SetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
  735. {
  736. uint32_t dma_base_addr = (uint32_t)DMAx;
  737. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_MINC,
  738. MemoryOrM2MDstIncMode);
  739. }
  740. /**
  741. * @brief Get Memory increment mode.
  742. * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode
  743. * @param DMAx DMAx Instance
  744. * @param Channel This parameter can be one of the following values:
  745. * @arg @ref LL_DMA_CHANNEL_1
  746. * @arg @ref LL_DMA_CHANNEL_2
  747. * @arg @ref LL_DMA_CHANNEL_3
  748. * @arg @ref LL_DMA_CHANNEL_4
  749. * @arg @ref LL_DMA_CHANNEL_5
  750. * @arg @ref LL_DMA_CHANNEL_6
  751. * @arg @ref LL_DMA_CHANNEL_7
  752. * @retval Returned value can be one of the following values:
  753. * @arg @ref LL_DMA_MEMORY_INCREMENT
  754. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  755. */
  756. __STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  757. {
  758. uint32_t dma_base_addr = (uint32_t)DMAx;
  759. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  760. DMA_CCR_MINC));
  761. }
  762. /**
  763. * @brief Set Peripheral size.
  764. * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize
  765. * @param DMAx DMAx Instance
  766. * @param Channel This parameter can be one of the following values:
  767. * @arg @ref LL_DMA_CHANNEL_1
  768. * @arg @ref LL_DMA_CHANNEL_2
  769. * @arg @ref LL_DMA_CHANNEL_3
  770. * @arg @ref LL_DMA_CHANNEL_4
  771. * @arg @ref LL_DMA_CHANNEL_5
  772. * @arg @ref LL_DMA_CHANNEL_6
  773. * @arg @ref LL_DMA_CHANNEL_7
  774. * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values:
  775. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  776. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  777. * @arg @ref LL_DMA_PDATAALIGN_WORD
  778. * @retval None
  779. */
  780. __STATIC_INLINE void LL_DMA_SetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
  781. {
  782. uint32_t dma_base_addr = (uint32_t)DMAx;
  783. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_PSIZE,
  784. PeriphOrM2MSrcDataSize);
  785. }
  786. /**
  787. * @brief Get Peripheral size.
  788. * @rmtoll CCR PSIZE LL_DMA_GetPeriphSize
  789. * @param DMAx DMAx Instance
  790. * @param Channel This parameter can be one of the following values:
  791. * @arg @ref LL_DMA_CHANNEL_1
  792. * @arg @ref LL_DMA_CHANNEL_2
  793. * @arg @ref LL_DMA_CHANNEL_3
  794. * @arg @ref LL_DMA_CHANNEL_4
  795. * @arg @ref LL_DMA_CHANNEL_5
  796. * @arg @ref LL_DMA_CHANNEL_6
  797. * @arg @ref LL_DMA_CHANNEL_7
  798. * @retval Returned value can be one of the following values:
  799. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  800. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  801. * @arg @ref LL_DMA_PDATAALIGN_WORD
  802. */
  803. __STATIC_INLINE uint32_t LL_DMA_GetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel)
  804. {
  805. uint32_t dma_base_addr = (uint32_t)DMAx;
  806. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  807. DMA_CCR_PSIZE));
  808. }
  809. /**
  810. * @brief Set Memory size.
  811. * @rmtoll CCR MSIZE LL_DMA_SetMemorySize
  812. * @param DMAx DMAx Instance
  813. * @param Channel This parameter can be one of the following values:
  814. * @arg @ref LL_DMA_CHANNEL_1
  815. * @arg @ref LL_DMA_CHANNEL_2
  816. * @arg @ref LL_DMA_CHANNEL_3
  817. * @arg @ref LL_DMA_CHANNEL_4
  818. * @arg @ref LL_DMA_CHANNEL_5
  819. * @arg @ref LL_DMA_CHANNEL_6
  820. * @arg @ref LL_DMA_CHANNEL_7
  821. * @param MemoryOrM2MDstDataSize This parameter can be one of the following values:
  822. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  823. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  824. * @arg @ref LL_DMA_MDATAALIGN_WORD
  825. * @retval None
  826. */
  827. __STATIC_INLINE void LL_DMA_SetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
  828. {
  829. uint32_t dma_base_addr = (uint32_t)DMAx;
  830. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_MSIZE,
  831. MemoryOrM2MDstDataSize);
  832. }
  833. /**
  834. * @brief Get Memory size.
  835. * @rmtoll CCR MSIZE LL_DMA_GetMemorySize
  836. * @param DMAx DMAx Instance
  837. * @param Channel This parameter can be one of the following values:
  838. * @arg @ref LL_DMA_CHANNEL_1
  839. * @arg @ref LL_DMA_CHANNEL_2
  840. * @arg @ref LL_DMA_CHANNEL_3
  841. * @arg @ref LL_DMA_CHANNEL_4
  842. * @arg @ref LL_DMA_CHANNEL_5
  843. * @arg @ref LL_DMA_CHANNEL_6
  844. * @arg @ref LL_DMA_CHANNEL_7
  845. * @retval Returned value can be one of the following values:
  846. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  847. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  848. * @arg @ref LL_DMA_MDATAALIGN_WORD
  849. */
  850. __STATIC_INLINE uint32_t LL_DMA_GetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel)
  851. {
  852. uint32_t dma_base_addr = (uint32_t)DMAx;
  853. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  854. DMA_CCR_MSIZE));
  855. }
  856. /**
  857. * @brief Set Channel priority level.
  858. * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel
  859. * @param DMAx DMAx Instance
  860. * @param Channel This parameter can be one of the following values:
  861. * @arg @ref LL_DMA_CHANNEL_1
  862. * @arg @ref LL_DMA_CHANNEL_2
  863. * @arg @ref LL_DMA_CHANNEL_3
  864. * @arg @ref LL_DMA_CHANNEL_4
  865. * @arg @ref LL_DMA_CHANNEL_5
  866. * @arg @ref LL_DMA_CHANNEL_6
  867. * @arg @ref LL_DMA_CHANNEL_7
  868. * @param Priority This parameter can be one of the following values:
  869. * @arg @ref LL_DMA_PRIORITY_LOW
  870. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  871. * @arg @ref LL_DMA_PRIORITY_HIGH
  872. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  873. * @retval None
  874. */
  875. __STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority)
  876. {
  877. uint32_t dma_base_addr = (uint32_t)DMAx;
  878. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_PL,
  879. Priority);
  880. }
  881. /**
  882. * @brief Get Channel priority level.
  883. * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel
  884. * @param DMAx DMAx Instance
  885. * @param Channel This parameter can be one of the following values:
  886. * @arg @ref LL_DMA_CHANNEL_1
  887. * @arg @ref LL_DMA_CHANNEL_2
  888. * @arg @ref LL_DMA_CHANNEL_3
  889. * @arg @ref LL_DMA_CHANNEL_4
  890. * @arg @ref LL_DMA_CHANNEL_5
  891. * @arg @ref LL_DMA_CHANNEL_6
  892. * @arg @ref LL_DMA_CHANNEL_7
  893. * @retval Returned value can be one of the following values:
  894. * @arg @ref LL_DMA_PRIORITY_LOW
  895. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  896. * @arg @ref LL_DMA_PRIORITY_HIGH
  897. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  898. */
  899. __STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel)
  900. {
  901. uint32_t dma_base_addr = (uint32_t)DMAx;
  902. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  903. DMA_CCR_PL));
  904. }
  905. /**
  906. * @brief Set Number of data to transfer.
  907. * @note This action has no effect if
  908. * channel is enabled.
  909. * @rmtoll CNDTR NDT LL_DMA_SetDataLength
  910. * @param DMAx DMAx Instance
  911. * @param Channel This parameter can be one of the following values:
  912. * @arg @ref LL_DMA_CHANNEL_1
  913. * @arg @ref LL_DMA_CHANNEL_2
  914. * @arg @ref LL_DMA_CHANNEL_3
  915. * @arg @ref LL_DMA_CHANNEL_4
  916. * @arg @ref LL_DMA_CHANNEL_5
  917. * @arg @ref LL_DMA_CHANNEL_6
  918. * @arg @ref LL_DMA_CHANNEL_7
  919. * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF
  920. * @retval None
  921. */
  922. __STATIC_INLINE void LL_DMA_SetDataLength(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData)
  923. {
  924. uint32_t dma_base_addr = (uint32_t)DMAx;
  925. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CNDTR,
  926. DMA_CNDTR_NDT, NbData);
  927. }
  928. /**
  929. * @brief Get Number of data to transfer.
  930. * @note Once the channel is enabled, the return value indicate the
  931. * remaining bytes to be transmitted.
  932. * @rmtoll CNDTR NDT LL_DMA_GetDataLength
  933. * @param DMAx DMAx Instance
  934. * @param Channel This parameter can be one of the following values:
  935. * @arg @ref LL_DMA_CHANNEL_1
  936. * @arg @ref LL_DMA_CHANNEL_2
  937. * @arg @ref LL_DMA_CHANNEL_3
  938. * @arg @ref LL_DMA_CHANNEL_4
  939. * @arg @ref LL_DMA_CHANNEL_5
  940. * @arg @ref LL_DMA_CHANNEL_6
  941. * @arg @ref LL_DMA_CHANNEL_7
  942. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  943. */
  944. __STATIC_INLINE uint32_t LL_DMA_GetDataLength(DMA_TypeDef *DMAx, uint32_t Channel)
  945. {
  946. uint32_t dma_base_addr = (uint32_t)DMAx;
  947. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CNDTR,
  948. DMA_CNDTR_NDT));
  949. }
  950. /**
  951. * @brief Configure the Source and Destination addresses.
  952. * @note This API must not be called when the DMA channel is enabled.
  953. * @note Each peripheral using DMA provides an API to get directly the register address (LL_PPP_DMA_GetRegAddr).
  954. * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n
  955. * CMAR MA LL_DMA_ConfigAddresses
  956. * @param DMAx DMAx Instance
  957. * @param Channel This parameter can be one of the following values:
  958. * @arg @ref LL_DMA_CHANNEL_1
  959. * @arg @ref LL_DMA_CHANNEL_2
  960. * @arg @ref LL_DMA_CHANNEL_3
  961. * @arg @ref LL_DMA_CHANNEL_4
  962. * @arg @ref LL_DMA_CHANNEL_5
  963. * @arg @ref LL_DMA_CHANNEL_6
  964. * @arg @ref LL_DMA_CHANNEL_7
  965. * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  966. * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  967. * @param Direction This parameter can be one of the following values:
  968. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  969. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  970. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  971. * @retval None
  972. */
  973. __STATIC_INLINE void LL_DMA_ConfigAddresses(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress,
  974. uint32_t DstAddress, uint32_t Direction)
  975. {
  976. uint32_t dma_base_addr = (uint32_t)DMAx;
  977. /* Direction Memory to Periph */
  978. if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH)
  979. {
  980. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, SrcAddress);
  981. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, DstAddress);
  982. }
  983. /* Direction Periph to Memory and Memory to Memory */
  984. else
  985. {
  986. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, SrcAddress);
  987. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, DstAddress);
  988. }
  989. }
  990. /**
  991. * @brief Set the Memory address.
  992. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  993. * @note This API must not be called when the DMA channel is enabled.
  994. * @rmtoll CMAR MA LL_DMA_SetMemoryAddress
  995. * @param DMAx DMAx Instance
  996. * @param Channel This parameter can be one of the following values:
  997. * @arg @ref LL_DMA_CHANNEL_1
  998. * @arg @ref LL_DMA_CHANNEL_2
  999. * @arg @ref LL_DMA_CHANNEL_3
  1000. * @arg @ref LL_DMA_CHANNEL_4
  1001. * @arg @ref LL_DMA_CHANNEL_5
  1002. * @arg @ref LL_DMA_CHANNEL_6
  1003. * @arg @ref LL_DMA_CHANNEL_7
  1004. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1005. * @retval None
  1006. */
  1007. __STATIC_INLINE void LL_DMA_SetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1008. {
  1009. uint32_t dma_base_addr = (uint32_t)DMAx;
  1010. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, MemoryAddress);
  1011. }
  1012. /**
  1013. * @brief Set the Peripheral address.
  1014. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  1015. * @note This API must not be called when the DMA channel is enabled.
  1016. * @rmtoll CPAR PA LL_DMA_SetPeriphAddress
  1017. * @param DMAx DMAx Instance
  1018. * @param Channel This parameter can be one of the following values:
  1019. * @arg @ref LL_DMA_CHANNEL_1
  1020. * @arg @ref LL_DMA_CHANNEL_2
  1021. * @arg @ref LL_DMA_CHANNEL_3
  1022. * @arg @ref LL_DMA_CHANNEL_4
  1023. * @arg @ref LL_DMA_CHANNEL_5
  1024. * @arg @ref LL_DMA_CHANNEL_6
  1025. * @arg @ref LL_DMA_CHANNEL_7
  1026. * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1027. * @retval None
  1028. */
  1029. __STATIC_INLINE void LL_DMA_SetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress)
  1030. {
  1031. uint32_t dma_base_addr = (uint32_t)DMAx;
  1032. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, PeriphAddress);
  1033. }
  1034. /**
  1035. * @brief Get Memory address.
  1036. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  1037. * @rmtoll CMAR MA LL_DMA_GetMemoryAddress
  1038. * @param DMAx DMAx Instance
  1039. * @param Channel This parameter can be one of the following values:
  1040. * @arg @ref LL_DMA_CHANNEL_1
  1041. * @arg @ref LL_DMA_CHANNEL_2
  1042. * @arg @ref LL_DMA_CHANNEL_3
  1043. * @arg @ref LL_DMA_CHANNEL_4
  1044. * @arg @ref LL_DMA_CHANNEL_5
  1045. * @arg @ref LL_DMA_CHANNEL_6
  1046. * @arg @ref LL_DMA_CHANNEL_7
  1047. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1048. */
  1049. __STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1050. {
  1051. uint32_t dma_base_addr = (uint32_t)DMAx;
  1052. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR));
  1053. }
  1054. /**
  1055. * @brief Get Peripheral address.
  1056. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  1057. * @rmtoll CPAR PA LL_DMA_GetPeriphAddress
  1058. * @param DMAx DMAx Instance
  1059. * @param Channel This parameter can be one of the following values:
  1060. * @arg @ref LL_DMA_CHANNEL_1
  1061. * @arg @ref LL_DMA_CHANNEL_2
  1062. * @arg @ref LL_DMA_CHANNEL_3
  1063. * @arg @ref LL_DMA_CHANNEL_4
  1064. * @arg @ref LL_DMA_CHANNEL_5
  1065. * @arg @ref LL_DMA_CHANNEL_6
  1066. * @arg @ref LL_DMA_CHANNEL_7
  1067. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1068. */
  1069. __STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1070. {
  1071. uint32_t dma_base_addr = (uint32_t)DMAx;
  1072. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR));
  1073. }
  1074. /**
  1075. * @brief Set the Memory to Memory Source address.
  1076. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1077. * @note This API must not be called when the DMA channel is enabled.
  1078. * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress
  1079. * @param DMAx DMAx Instance
  1080. * @param Channel This parameter can be one of the following values:
  1081. * @arg @ref LL_DMA_CHANNEL_1
  1082. * @arg @ref LL_DMA_CHANNEL_2
  1083. * @arg @ref LL_DMA_CHANNEL_3
  1084. * @arg @ref LL_DMA_CHANNEL_4
  1085. * @arg @ref LL_DMA_CHANNEL_5
  1086. * @arg @ref LL_DMA_CHANNEL_6
  1087. * @arg @ref LL_DMA_CHANNEL_7
  1088. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1089. * @retval None
  1090. */
  1091. __STATIC_INLINE void LL_DMA_SetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1092. {
  1093. uint32_t dma_base_addr = (uint32_t)DMAx;
  1094. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, MemoryAddress);
  1095. }
  1096. /**
  1097. * @brief Set the Memory to Memory Destination address.
  1098. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1099. * @note This API must not be called when the DMA channel is enabled.
  1100. * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress
  1101. * @param DMAx DMAx Instance
  1102. * @param Channel This parameter can be one of the following values:
  1103. * @arg @ref LL_DMA_CHANNEL_1
  1104. * @arg @ref LL_DMA_CHANNEL_2
  1105. * @arg @ref LL_DMA_CHANNEL_3
  1106. * @arg @ref LL_DMA_CHANNEL_4
  1107. * @arg @ref LL_DMA_CHANNEL_5
  1108. * @arg @ref LL_DMA_CHANNEL_6
  1109. * @arg @ref LL_DMA_CHANNEL_7
  1110. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1111. * @retval None
  1112. */
  1113. __STATIC_INLINE void LL_DMA_SetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1114. {
  1115. uint32_t dma_base_addr = (uint32_t)DMAx;
  1116. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, MemoryAddress);
  1117. }
  1118. /**
  1119. * @brief Get the Memory to Memory Source address.
  1120. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1121. * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress
  1122. * @param DMAx DMAx Instance
  1123. * @param Channel This parameter can be one of the following values:
  1124. * @arg @ref LL_DMA_CHANNEL_1
  1125. * @arg @ref LL_DMA_CHANNEL_2
  1126. * @arg @ref LL_DMA_CHANNEL_3
  1127. * @arg @ref LL_DMA_CHANNEL_4
  1128. * @arg @ref LL_DMA_CHANNEL_5
  1129. * @arg @ref LL_DMA_CHANNEL_6
  1130. * @arg @ref LL_DMA_CHANNEL_7
  1131. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1132. */
  1133. __STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1134. {
  1135. uint32_t dma_base_addr = (uint32_t)DMAx;
  1136. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR));
  1137. }
  1138. /**
  1139. * @brief Get the Memory to Memory Destination address.
  1140. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1141. * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress
  1142. * @param DMAx DMAx Instance
  1143. * @param Channel This parameter can be one of the following values:
  1144. * @arg @ref LL_DMA_CHANNEL_1
  1145. * @arg @ref LL_DMA_CHANNEL_2
  1146. * @arg @ref LL_DMA_CHANNEL_3
  1147. * @arg @ref LL_DMA_CHANNEL_4
  1148. * @arg @ref LL_DMA_CHANNEL_5
  1149. * @arg @ref LL_DMA_CHANNEL_6
  1150. * @arg @ref LL_DMA_CHANNEL_7
  1151. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1152. */
  1153. __STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1154. {
  1155. uint32_t dma_base_addr = (uint32_t)DMAx;
  1156. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR));
  1157. }
  1158. #if defined(DMAMUX1)
  1159. /**
  1160. * @brief Set DMA request for DMA Channels on DMAMUX Channel x.
  1161. * @note DMAMUX channel 0 to 6 are mapped to DMA1 channel 1 to 7.
  1162. * DMAMUX channel 7 to 13 are mapped to DMA2 channel 1 to 7.
  1163. * @rmtoll CxCR DMAREQ_ID LL_DMA_SetPeriphRequest
  1164. * @param DMAx DMAx Instance
  1165. * @param Channel This parameter can be one of the following values:
  1166. * @arg @ref LL_DMA_CHANNEL_1
  1167. * @arg @ref LL_DMA_CHANNEL_2
  1168. * @arg @ref LL_DMA_CHANNEL_3
  1169. * @arg @ref LL_DMA_CHANNEL_4
  1170. * @arg @ref LL_DMA_CHANNEL_5
  1171. * @arg @ref LL_DMA_CHANNEL_6
  1172. * @arg @ref LL_DMA_CHANNEL_7
  1173. * @param Request This parameter can be one of the following values:
  1174. * @arg @ref LL_DMAMUX_REQ_MEM2MEM
  1175. * @arg @ref LL_DMAMUX_REQ_GENERATOR0
  1176. * @arg @ref LL_DMAMUX_REQ_GENERATOR1
  1177. * @arg @ref LL_DMAMUX_REQ_GENERATOR2
  1178. * @arg @ref LL_DMAMUX_REQ_GENERATOR3
  1179. * @arg @ref LL_DMAMUX_REQ_ADC1
  1180. * @arg @ref LL_DMAMUX_REQ_ADC2
  1181. * @arg @ref LL_DMAMUX_REQ_DAC1_CH1
  1182. * @arg @ref LL_DMAMUX_REQ_DAC1_CH2
  1183. * @arg @ref LL_DMAMUX_REQ_TIM6_UP
  1184. * @arg @ref LL_DMAMUX_REQ_TIM7_UP
  1185. * @arg @ref LL_DMAMUX_REQ_SPI1_RX
  1186. * @arg @ref LL_DMAMUX_REQ_SPI1_TX
  1187. * @arg @ref LL_DMAMUX_REQ_SPI2_RX
  1188. * @arg @ref LL_DMAMUX_REQ_SPI2_TX
  1189. * @arg @ref LL_DMAMUX_REQ_SPI3_RX
  1190. * @arg @ref LL_DMAMUX_REQ_SPI3_TX
  1191. * @arg @ref LL_DMAMUX_REQ_I2C1_RX
  1192. * @arg @ref LL_DMAMUX_REQ_I2C1_TX
  1193. * @arg @ref LL_DMAMUX_REQ_I2C2_RX
  1194. * @arg @ref LL_DMAMUX_REQ_I2C2_TX
  1195. * @arg @ref LL_DMAMUX_REQ_I2C3_RX
  1196. * @arg @ref LL_DMAMUX_REQ_I2C3_TX
  1197. * @arg @ref LL_DMAMUX_REQ_I2C4_RX
  1198. * @arg @ref LL_DMAMUX_REQ_I2C4_TX
  1199. * @arg @ref LL_DMAMUX_REQ_USART1_RX
  1200. * @arg @ref LL_DMAMUX_REQ_USART1_TX
  1201. * @arg @ref LL_DMAMUX_REQ_USART2_RX
  1202. * @arg @ref LL_DMAMUX_REQ_USART2_TX
  1203. * @arg @ref LL_DMAMUX_REQ_USART3_RX
  1204. * @arg @ref LL_DMAMUX_REQ_USART3_TX
  1205. * @arg @ref LL_DMAMUX_REQ_UART4_RX
  1206. * @arg @ref LL_DMAMUX_REQ_UART4_TX
  1207. * @arg @ref LL_DMAMUX_REQ_UART5_RX
  1208. * @arg @ref LL_DMAMUX_REQ_UART5_TX
  1209. * @arg @ref LL_DMAMUX_REQ_LPUART1_RX
  1210. * @arg @ref LL_DMAMUX_REQ_LPUART1_TX
  1211. * @arg @ref LL_DMAMUX_REQ_SAI1_A
  1212. * @arg @ref LL_DMAMUX_REQ_SAI1_B
  1213. * @arg @ref LL_DMAMUX_REQ_SAI2_A
  1214. * @arg @ref LL_DMAMUX_REQ_SAI2_B
  1215. * @arg @ref LL_DMAMUX_REQ_OSPI1
  1216. * @arg @ref LL_DMAMUX_REQ_OSPI2
  1217. * @arg @ref LL_DMAMUX_REQ_TIM1_CH1
  1218. * @arg @ref LL_DMAMUX_REQ_TIM1_CH2
  1219. * @arg @ref LL_DMAMUX_REQ_TIM1_CH3
  1220. * @arg @ref LL_DMAMUX_REQ_TIM1_CH4
  1221. * @arg @ref LL_DMAMUX_REQ_TIM1_UP
  1222. * @arg @ref LL_DMAMUX_REQ_TIM1_TRIG
  1223. * @arg @ref LL_DMAMUX_REQ_TIM1_COM
  1224. * @arg @ref LL_DMAMUX_REQ_TIM8_CH1
  1225. * @arg @ref LL_DMAMUX_REQ_TIM8_CH2
  1226. * @arg @ref LL_DMAMUX_REQ_TIM8_CH3
  1227. * @arg @ref LL_DMAMUX_REQ_TIM8_CH4
  1228. * @arg @ref LL_DMAMUX_REQ_TIM8_UP
  1229. * @arg @ref LL_DMAMUX_REQ_TIM8_TRIG
  1230. * @arg @ref LL_DMAMUX_REQ_TIM8_COM
  1231. * @arg @ref LL_DMAMUX_REQ_TIM2_CH1
  1232. * @arg @ref LL_DMAMUX_REQ_TIM2_CH2
  1233. * @arg @ref LL_DMAMUX_REQ_TIM2_CH3
  1234. * @arg @ref LL_DMAMUX_REQ_TIM2_CH4
  1235. * @arg @ref LL_DMAMUX_REQ_TIM2_UP
  1236. * @arg @ref LL_DMAMUX_REQ_TIM3_CH1
  1237. * @arg @ref LL_DMAMUX_REQ_TIM3_CH2
  1238. * @arg @ref LL_DMAMUX_REQ_TIM3_CH3
  1239. * @arg @ref LL_DMAMUX_REQ_TIM3_CH4
  1240. * @arg @ref LL_DMAMUX_REQ_TIM3_UP
  1241. * @arg @ref LL_DMAMUX_REQ_TIM3_TRIG
  1242. * @arg @ref LL_DMAMUX_REQ_TIM4_CH1
  1243. * @arg @ref LL_DMAMUX_REQ_TIM4_CH2
  1244. * @arg @ref LL_DMAMUX_REQ_TIM4_CH3
  1245. * @arg @ref LL_DMAMUX_REQ_TIM4_CH4
  1246. * @arg @ref LL_DMAMUX_REQ_TIM4_UP
  1247. * @arg @ref LL_DMAMUX_REQ_TIM5_CH1
  1248. * @arg @ref LL_DMAMUX_REQ_TIM5_CH2
  1249. * @arg @ref LL_DMAMUX_REQ_TIM5_CH3
  1250. * @arg @ref LL_DMAMUX_REQ_TIM5_CH4
  1251. * @arg @ref LL_DMAMUX_REQ_TIM5_UP
  1252. * @arg @ref LL_DMAMUX_REQ_TIM5_TRIG
  1253. * @arg @ref LL_DMAMUX_REQ_TIM15_CH1
  1254. * @arg @ref LL_DMAMUX_REQ_TIM15_UP
  1255. * @arg @ref LL_DMAMUX_REQ_TIM15_TRIG
  1256. * @arg @ref LL_DMAMUX_REQ_TIM15_COM
  1257. * @arg @ref LL_DMAMUX_REQ_TIM16_CH1
  1258. * @arg @ref LL_DMAMUX_REQ_TIM16_UP
  1259. * @arg @ref LL_DMAMUX_REQ_TIM17_CH1
  1260. * @arg @ref LL_DMAMUX_REQ_TIM17_UP
  1261. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT0
  1262. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT1
  1263. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT2
  1264. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT3
  1265. * @arg @ref LL_DMAMUX_REQ_DCMI
  1266. * @arg @ref LL_DMAMUX_REQ_DCMI_PSSI
  1267. * @arg @ref LL_DMAMUX_REQ_AES_IN
  1268. * @arg @ref LL_DMAMUX_REQ_AES_OUT
  1269. * @arg @ref LL_DMAMUX_REQ_HASH_IN
  1270. * @retval None
  1271. */
  1272. __STATIC_INLINE void LL_DMA_SetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Request)
  1273. {
  1274. uint32_t dmamux_ccr_offset = ((((uint32_t)DMAx ^ (uint32_t)DMA1) >> 10U) * 7U);
  1275. MODIFY_REG((DMAMUX1_Channel0 + Channel + dmamux_ccr_offset)->CCR, DMAMUX_CxCR_DMAREQ_ID, Request);
  1276. }
  1277. /**
  1278. * @brief Get DMA request for DMA Channels on DMAMUX Channel x.
  1279. * @note DMAMUX channel 0 to 6 are mapped to DMA1 channel 1 to 7.
  1280. * DMAMUX channel 7 to 13 are mapped to DMA2 channel 1 to 7.
  1281. * @rmtoll CxCR DMAREQ_ID LL_DMA_GetPeriphRequest
  1282. * @param DMAx DMAx Instance
  1283. * @param Channel This parameter can be one of the following values:
  1284. * @arg @ref LL_DMA_CHANNEL_1
  1285. * @arg @ref LL_DMA_CHANNEL_2
  1286. * @arg @ref LL_DMA_CHANNEL_3
  1287. * @arg @ref LL_DMA_CHANNEL_4
  1288. * @arg @ref LL_DMA_CHANNEL_5
  1289. * @arg @ref LL_DMA_CHANNEL_6
  1290. * @arg @ref LL_DMA_CHANNEL_7
  1291. * @retval Returned value can be one of the following values:
  1292. * @arg @ref LL_DMAMUX_REQ_MEM2MEM
  1293. * @arg @ref LL_DMAMUX_REQ_GENERATOR0
  1294. * @arg @ref LL_DMAMUX_REQ_GENERATOR1
  1295. * @arg @ref LL_DMAMUX_REQ_GENERATOR2
  1296. * @arg @ref LL_DMAMUX_REQ_GENERATOR3
  1297. * @arg @ref LL_DMAMUX_REQ_ADC1
  1298. * @arg @ref LL_DMAMUX_REQ_ADC2
  1299. * @arg @ref LL_DMAMUX_REQ_DAC1_CH1
  1300. * @arg @ref LL_DMAMUX_REQ_DAC1_CH2
  1301. * @arg @ref LL_DMAMUX_REQ_TIM6_UP
  1302. * @arg @ref LL_DMAMUX_REQ_TIM7_UP
  1303. * @arg @ref LL_DMAMUX_REQ_SPI1_RX
  1304. * @arg @ref LL_DMAMUX_REQ_SPI1_TX
  1305. * @arg @ref LL_DMAMUX_REQ_SPI2_RX
  1306. * @arg @ref LL_DMAMUX_REQ_SPI2_TX
  1307. * @arg @ref LL_DMAMUX_REQ_SPI3_RX
  1308. * @arg @ref LL_DMAMUX_REQ_SPI3_TX
  1309. * @arg @ref LL_DMAMUX_REQ_I2C1_RX
  1310. * @arg @ref LL_DMAMUX_REQ_I2C1_TX
  1311. * @arg @ref LL_DMAMUX_REQ_I2C2_RX
  1312. * @arg @ref LL_DMAMUX_REQ_I2C2_TX
  1313. * @arg @ref LL_DMAMUX_REQ_I2C3_RX
  1314. * @arg @ref LL_DMAMUX_REQ_I2C3_TX
  1315. * @arg @ref LL_DMAMUX_REQ_I2C4_RX
  1316. * @arg @ref LL_DMAMUX_REQ_I2C4_TX
  1317. * @arg @ref LL_DMAMUX_REQ_USART1_RX
  1318. * @arg @ref LL_DMAMUX_REQ_USART1_TX
  1319. * @arg @ref LL_DMAMUX_REQ_USART2_RX
  1320. * @arg @ref LL_DMAMUX_REQ_USART2_TX
  1321. * @arg @ref LL_DMAMUX_REQ_USART3_RX
  1322. * @arg @ref LL_DMAMUX_REQ_USART3_TX
  1323. * @arg @ref LL_DMAMUX_REQ_UART4_RX
  1324. * @arg @ref LL_DMAMUX_REQ_UART4_TX
  1325. * @arg @ref LL_DMAMUX_REQ_UART5_RX
  1326. * @arg @ref LL_DMAMUX_REQ_UART5_TX
  1327. * @arg @ref LL_DMAMUX_REQ_LPUART1_RX
  1328. * @arg @ref LL_DMAMUX_REQ_LPUART1_TX
  1329. * @arg @ref LL_DMAMUX_REQ_SAI1_A
  1330. * @arg @ref LL_DMAMUX_REQ_SAI1_B
  1331. * @arg @ref LL_DMAMUX_REQ_SAI2_A
  1332. * @arg @ref LL_DMAMUX_REQ_SAI2_B
  1333. * @arg @ref LL_DMAMUX_REQ_OSPI1
  1334. * @arg @ref LL_DMAMUX_REQ_OSPI2
  1335. * @arg @ref LL_DMAMUX_REQ_TIM1_CH1
  1336. * @arg @ref LL_DMAMUX_REQ_TIM1_CH2
  1337. * @arg @ref LL_DMAMUX_REQ_TIM1_CH3
  1338. * @arg @ref LL_DMAMUX_REQ_TIM1_CH4
  1339. * @arg @ref LL_DMAMUX_REQ_TIM1_UP
  1340. * @arg @ref LL_DMAMUX_REQ_TIM1_TRIG
  1341. * @arg @ref LL_DMAMUX_REQ_TIM1_COM
  1342. * @arg @ref LL_DMAMUX_REQ_TIM8_CH1
  1343. * @arg @ref LL_DMAMUX_REQ_TIM8_CH2
  1344. * @arg @ref LL_DMAMUX_REQ_TIM8_CH3
  1345. * @arg @ref LL_DMAMUX_REQ_TIM8_CH4
  1346. * @arg @ref LL_DMAMUX_REQ_TIM8_UP
  1347. * @arg @ref LL_DMAMUX_REQ_TIM8_TRIG
  1348. * @arg @ref LL_DMAMUX_REQ_TIM8_COM
  1349. * @arg @ref LL_DMAMUX_REQ_TIM2_CH1
  1350. * @arg @ref LL_DMAMUX_REQ_TIM2_CH2
  1351. * @arg @ref LL_DMAMUX_REQ_TIM2_CH3
  1352. * @arg @ref LL_DMAMUX_REQ_TIM2_CH4
  1353. * @arg @ref LL_DMAMUX_REQ_TIM2_UP
  1354. * @arg @ref LL_DMAMUX_REQ_TIM3_CH1
  1355. * @arg @ref LL_DMAMUX_REQ_TIM3_CH2
  1356. * @arg @ref LL_DMAMUX_REQ_TIM3_CH3
  1357. * @arg @ref LL_DMAMUX_REQ_TIM3_CH4
  1358. * @arg @ref LL_DMAMUX_REQ_TIM3_UP
  1359. * @arg @ref LL_DMAMUX_REQ_TIM3_TRIG
  1360. * @arg @ref LL_DMAMUX_REQ_TIM4_CH1
  1361. * @arg @ref LL_DMAMUX_REQ_TIM4_CH2
  1362. * @arg @ref LL_DMAMUX_REQ_TIM4_CH3
  1363. * @arg @ref LL_DMAMUX_REQ_TIM4_CH4
  1364. * @arg @ref LL_DMAMUX_REQ_TIM4_UP
  1365. * @arg @ref LL_DMAMUX_REQ_TIM5_CH1
  1366. * @arg @ref LL_DMAMUX_REQ_TIM5_CH2
  1367. * @arg @ref LL_DMAMUX_REQ_TIM5_CH3
  1368. * @arg @ref LL_DMAMUX_REQ_TIM5_CH4
  1369. * @arg @ref LL_DMAMUX_REQ_TIM5_UP
  1370. * @arg @ref LL_DMAMUX_REQ_TIM5_TRIG
  1371. * @arg @ref LL_DMAMUX_REQ_TIM15_CH1
  1372. * @arg @ref LL_DMAMUX_REQ_TIM15_UP
  1373. * @arg @ref LL_DMAMUX_REQ_TIM15_TRIG
  1374. * @arg @ref LL_DMAMUX_REQ_TIM15_COM
  1375. * @arg @ref LL_DMAMUX_REQ_TIM16_CH1
  1376. * @arg @ref LL_DMAMUX_REQ_TIM16_UP
  1377. * @arg @ref LL_DMAMUX_REQ_TIM17_CH1
  1378. * @arg @ref LL_DMAMUX_REQ_TIM17_UP
  1379. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT0
  1380. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT1
  1381. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT2
  1382. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT3
  1383. * @arg @ref LL_DMAMUX_REQ_DCMI
  1384. * @arg @ref LL_DMAMUX_REQ_DCMI_PSSI
  1385. * @arg @ref LL_DMAMUX_REQ_AES_IN
  1386. * @arg @ref LL_DMAMUX_REQ_AES_OUT
  1387. * @arg @ref LL_DMAMUX_REQ_HASH_IN
  1388. */
  1389. __STATIC_INLINE uint32_t LL_DMA_GetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel)
  1390. {
  1391. uint32_t dmamux_ccr_offset = ((((uint32_t)DMAx ^ (uint32_t)DMA1) >> 10U) * 7U);
  1392. return (READ_BIT((DMAMUX1_Channel0 + Channel + dmamux_ccr_offset)->CCR, DMAMUX_CxCR_DMAREQ_ID));
  1393. }
  1394. #else
  1395. /**
  1396. * @brief Set DMA request for DMA instance on Channel x.
  1397. * @note Please refer to Reference Manual to get the available mapping of Request value link to Channel Selection.
  1398. * @rmtoll CSELR C1S LL_DMA_SetPeriphRequest\n
  1399. * CSELR C2S LL_DMA_SetPeriphRequest\n
  1400. * CSELR C3S LL_DMA_SetPeriphRequest\n
  1401. * CSELR C4S LL_DMA_SetPeriphRequest\n
  1402. * CSELR C5S LL_DMA_SetPeriphRequest\n
  1403. * CSELR C6S LL_DMA_SetPeriphRequest\n
  1404. * CSELR C7S LL_DMA_SetPeriphRequest
  1405. * @param DMAx DMAx Instance
  1406. * @param Channel This parameter can be one of the following values:
  1407. * @arg @ref LL_DMA_CHANNEL_1
  1408. * @arg @ref LL_DMA_CHANNEL_2
  1409. * @arg @ref LL_DMA_CHANNEL_3
  1410. * @arg @ref LL_DMA_CHANNEL_4
  1411. * @arg @ref LL_DMA_CHANNEL_5
  1412. * @arg @ref LL_DMA_CHANNEL_6
  1413. * @arg @ref LL_DMA_CHANNEL_7
  1414. * @param PeriphRequest This parameter can be one of the following values:
  1415. * @arg @ref LL_DMA_REQUEST_0
  1416. * @arg @ref LL_DMA_REQUEST_1
  1417. * @arg @ref LL_DMA_REQUEST_2
  1418. * @arg @ref LL_DMA_REQUEST_3
  1419. * @arg @ref LL_DMA_REQUEST_4
  1420. * @arg @ref LL_DMA_REQUEST_5
  1421. * @arg @ref LL_DMA_REQUEST_6
  1422. * @arg @ref LL_DMA_REQUEST_7
  1423. * @retval None
  1424. */
  1425. __STATIC_INLINE void LL_DMA_SetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphRequest)
  1426. {
  1427. MODIFY_REG(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1428. DMA_CSELR_C1S << (((Channel) * 4U) & 0x1FU), PeriphRequest << DMA_POSITION_CSELR_CXS(Channel));
  1429. }
  1430. /**
  1431. * @brief Get DMA request for DMA instance on Channel x.
  1432. * @rmtoll CSELR C1S LL_DMA_GetPeriphRequest\n
  1433. * CSELR C2S LL_DMA_GetPeriphRequest\n
  1434. * CSELR C3S LL_DMA_GetPeriphRequest\n
  1435. * CSELR C4S LL_DMA_GetPeriphRequest\n
  1436. * CSELR C5S LL_DMA_GetPeriphRequest\n
  1437. * CSELR C6S LL_DMA_GetPeriphRequest\n
  1438. * CSELR C7S LL_DMA_GetPeriphRequest
  1439. * @param DMAx DMAx Instance
  1440. * @param Channel This parameter can be one of the following values:
  1441. * @arg @ref LL_DMA_CHANNEL_1
  1442. * @arg @ref LL_DMA_CHANNEL_2
  1443. * @arg @ref LL_DMA_CHANNEL_3
  1444. * @arg @ref LL_DMA_CHANNEL_4
  1445. * @arg @ref LL_DMA_CHANNEL_5
  1446. * @arg @ref LL_DMA_CHANNEL_6
  1447. * @arg @ref LL_DMA_CHANNEL_7
  1448. * @retval Returned value can be one of the following values:
  1449. * @arg @ref LL_DMA_REQUEST_0
  1450. * @arg @ref LL_DMA_REQUEST_1
  1451. * @arg @ref LL_DMA_REQUEST_2
  1452. * @arg @ref LL_DMA_REQUEST_3
  1453. * @arg @ref LL_DMA_REQUEST_4
  1454. * @arg @ref LL_DMA_REQUEST_5
  1455. * @arg @ref LL_DMA_REQUEST_6
  1456. * @arg @ref LL_DMA_REQUEST_7
  1457. */
  1458. __STATIC_INLINE uint32_t LL_DMA_GetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel)
  1459. {
  1460. return (READ_BIT(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1461. DMA_CSELR_C1S << ((Channel) * 4U)) >> DMA_POSITION_CSELR_CXS(Channel));
  1462. }
  1463. #endif /* DMAMUX1 */
  1464. /**
  1465. * @}
  1466. */
  1467. /** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management
  1468. * @{
  1469. */
  1470. /**
  1471. * @brief Get Channel 1 global interrupt flag.
  1472. * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1
  1473. * @param DMAx DMAx Instance
  1474. * @retval State of bit (1 or 0).
  1475. */
  1476. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(DMA_TypeDef *DMAx)
  1477. {
  1478. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1)) ? 1UL : 0UL);
  1479. }
  1480. /**
  1481. * @brief Get Channel 2 global interrupt flag.
  1482. * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2
  1483. * @param DMAx DMAx Instance
  1484. * @retval State of bit (1 or 0).
  1485. */
  1486. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(DMA_TypeDef *DMAx)
  1487. {
  1488. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2)) ? 1UL : 0UL);
  1489. }
  1490. /**
  1491. * @brief Get Channel 3 global interrupt flag.
  1492. * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3
  1493. * @param DMAx DMAx Instance
  1494. * @retval State of bit (1 or 0).
  1495. */
  1496. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(DMA_TypeDef *DMAx)
  1497. {
  1498. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3)) ? 1UL : 0UL);
  1499. }
  1500. /**
  1501. * @brief Get Channel 4 global interrupt flag.
  1502. * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4
  1503. * @param DMAx DMAx Instance
  1504. * @retval State of bit (1 or 0).
  1505. */
  1506. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(DMA_TypeDef *DMAx)
  1507. {
  1508. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4)) ? 1UL : 0UL);
  1509. }
  1510. /**
  1511. * @brief Get Channel 5 global interrupt flag.
  1512. * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5
  1513. * @param DMAx DMAx Instance
  1514. * @retval State of bit (1 or 0).
  1515. */
  1516. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(DMA_TypeDef *DMAx)
  1517. {
  1518. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5)) ? 1UL : 0UL);
  1519. }
  1520. /**
  1521. * @brief Get Channel 6 global interrupt flag.
  1522. * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6
  1523. * @param DMAx DMAx Instance
  1524. * @retval State of bit (1 or 0).
  1525. */
  1526. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(DMA_TypeDef *DMAx)
  1527. {
  1528. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6)) ? 1UL : 0UL);
  1529. }
  1530. /**
  1531. * @brief Get Channel 7 global interrupt flag.
  1532. * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7
  1533. * @param DMAx DMAx Instance
  1534. * @retval State of bit (1 or 0).
  1535. */
  1536. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(DMA_TypeDef *DMAx)
  1537. {
  1538. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7)) ? 1UL : 0UL);
  1539. }
  1540. /**
  1541. * @brief Get Channel 1 transfer complete flag.
  1542. * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1
  1543. * @param DMAx DMAx Instance
  1544. * @retval State of bit (1 or 0).
  1545. */
  1546. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(DMA_TypeDef *DMAx)
  1547. {
  1548. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1)) ? 1UL : 0UL);
  1549. }
  1550. /**
  1551. * @brief Get Channel 2 transfer complete flag.
  1552. * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2
  1553. * @param DMAx DMAx Instance
  1554. * @retval State of bit (1 or 0).
  1555. */
  1556. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(DMA_TypeDef *DMAx)
  1557. {
  1558. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2)) ? 1UL : 0UL);
  1559. }
  1560. /**
  1561. * @brief Get Channel 3 transfer complete flag.
  1562. * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3
  1563. * @param DMAx DMAx Instance
  1564. * @retval State of bit (1 or 0).
  1565. */
  1566. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(DMA_TypeDef *DMAx)
  1567. {
  1568. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3)) ? 1UL : 0UL);
  1569. }
  1570. /**
  1571. * @brief Get Channel 4 transfer complete flag.
  1572. * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4
  1573. * @param DMAx DMAx Instance
  1574. * @retval State of bit (1 or 0).
  1575. */
  1576. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(DMA_TypeDef *DMAx)
  1577. {
  1578. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4)) ? 1UL : 0UL);
  1579. }
  1580. /**
  1581. * @brief Get Channel 5 transfer complete flag.
  1582. * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5
  1583. * @param DMAx DMAx Instance
  1584. * @retval State of bit (1 or 0).
  1585. */
  1586. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(DMA_TypeDef *DMAx)
  1587. {
  1588. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5)) ? 1UL : 0UL);
  1589. }
  1590. /**
  1591. * @brief Get Channel 6 transfer complete flag.
  1592. * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6
  1593. * @param DMAx DMAx Instance
  1594. * @retval State of bit (1 or 0).
  1595. */
  1596. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(DMA_TypeDef *DMAx)
  1597. {
  1598. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6)) ? 1UL : 0UL);
  1599. }
  1600. /**
  1601. * @brief Get Channel 7 transfer complete flag.
  1602. * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7
  1603. * @param DMAx DMAx Instance
  1604. * @retval State of bit (1 or 0).
  1605. */
  1606. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(DMA_TypeDef *DMAx)
  1607. {
  1608. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7)) ? 1UL : 0UL);
  1609. }
  1610. /**
  1611. * @brief Get Channel 1 half transfer flag.
  1612. * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1
  1613. * @param DMAx DMAx Instance
  1614. * @retval State of bit (1 or 0).
  1615. */
  1616. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(DMA_TypeDef *DMAx)
  1617. {
  1618. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1)) ? 1UL : 0UL);
  1619. }
  1620. /**
  1621. * @brief Get Channel 2 half transfer flag.
  1622. * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2
  1623. * @param DMAx DMAx Instance
  1624. * @retval State of bit (1 or 0).
  1625. */
  1626. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(DMA_TypeDef *DMAx)
  1627. {
  1628. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2)) ? 1UL : 0UL);
  1629. }
  1630. /**
  1631. * @brief Get Channel 3 half transfer flag.
  1632. * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3
  1633. * @param DMAx DMAx Instance
  1634. * @retval State of bit (1 or 0).
  1635. */
  1636. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(DMA_TypeDef *DMAx)
  1637. {
  1638. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3)) ? 1UL : 0UL);
  1639. }
  1640. /**
  1641. * @brief Get Channel 4 half transfer flag.
  1642. * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4
  1643. * @param DMAx DMAx Instance
  1644. * @retval State of bit (1 or 0).
  1645. */
  1646. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(DMA_TypeDef *DMAx)
  1647. {
  1648. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4)) ? 1UL : 0UL);
  1649. }
  1650. /**
  1651. * @brief Get Channel 5 half transfer flag.
  1652. * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5
  1653. * @param DMAx DMAx Instance
  1654. * @retval State of bit (1 or 0).
  1655. */
  1656. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(DMA_TypeDef *DMAx)
  1657. {
  1658. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5)) ? 1UL : 0UL);
  1659. }
  1660. /**
  1661. * @brief Get Channel 6 half transfer flag.
  1662. * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6
  1663. * @param DMAx DMAx Instance
  1664. * @retval State of bit (1 or 0).
  1665. */
  1666. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(DMA_TypeDef *DMAx)
  1667. {
  1668. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6)) ? 1UL : 0UL);
  1669. }
  1670. /**
  1671. * @brief Get Channel 7 half transfer flag.
  1672. * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7
  1673. * @param DMAx DMAx Instance
  1674. * @retval State of bit (1 or 0).
  1675. */
  1676. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(DMA_TypeDef *DMAx)
  1677. {
  1678. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7)) ? 1UL : 0UL);
  1679. }
  1680. /**
  1681. * @brief Get Channel 1 transfer error flag.
  1682. * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1
  1683. * @param DMAx DMAx Instance
  1684. * @retval State of bit (1 or 0).
  1685. */
  1686. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(DMA_TypeDef *DMAx)
  1687. {
  1688. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1)) ? 1UL : 0UL);
  1689. }
  1690. /**
  1691. * @brief Get Channel 2 transfer error flag.
  1692. * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2
  1693. * @param DMAx DMAx Instance
  1694. * @retval State of bit (1 or 0).
  1695. */
  1696. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(DMA_TypeDef *DMAx)
  1697. {
  1698. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2)) ? 1UL : 0UL);
  1699. }
  1700. /**
  1701. * @brief Get Channel 3 transfer error flag.
  1702. * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3
  1703. * @param DMAx DMAx Instance
  1704. * @retval State of bit (1 or 0).
  1705. */
  1706. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(DMA_TypeDef *DMAx)
  1707. {
  1708. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3)) ? 1UL : 0UL);
  1709. }
  1710. /**
  1711. * @brief Get Channel 4 transfer error flag.
  1712. * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4
  1713. * @param DMAx DMAx Instance
  1714. * @retval State of bit (1 or 0).
  1715. */
  1716. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(DMA_TypeDef *DMAx)
  1717. {
  1718. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4)) ? 1UL : 0UL);
  1719. }
  1720. /**
  1721. * @brief Get Channel 5 transfer error flag.
  1722. * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5
  1723. * @param DMAx DMAx Instance
  1724. * @retval State of bit (1 or 0).
  1725. */
  1726. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(DMA_TypeDef *DMAx)
  1727. {
  1728. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5)) ? 1UL : 0UL);
  1729. }
  1730. /**
  1731. * @brief Get Channel 6 transfer error flag.
  1732. * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6
  1733. * @param DMAx DMAx Instance
  1734. * @retval State of bit (1 or 0).
  1735. */
  1736. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(DMA_TypeDef *DMAx)
  1737. {
  1738. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6)) ? 1UL : 0UL);
  1739. }
  1740. /**
  1741. * @brief Get Channel 7 transfer error flag.
  1742. * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7
  1743. * @param DMAx DMAx Instance
  1744. * @retval State of bit (1 or 0).
  1745. */
  1746. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(DMA_TypeDef *DMAx)
  1747. {
  1748. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7)) ? 1UL : 0UL);
  1749. }
  1750. /**
  1751. * @brief Clear Channel 1 global interrupt flag.
  1752. * @note Do not Clear Channel 1 global interrupt flag when the channel in ON.
  1753. Instead clear specific flags transfer complete, half transfer & transfer
  1754. error flag with LL_DMA_ClearFlag_TC1, LL_DMA_ClearFlag_HT1,
  1755. LL_DMA_ClearFlag_TE1. bug 2.4.1/2.5.1 in Product Errata Sheet.
  1756. * @rmtoll IFCR CGIF1 LL_DMA_ClearFlag_GI1
  1757. * @param DMAx DMAx Instance
  1758. * @retval None
  1759. */
  1760. __STATIC_INLINE void LL_DMA_ClearFlag_GI1(DMA_TypeDef *DMAx)
  1761. {
  1762. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF1);
  1763. }
  1764. /**
  1765. * @brief Clear Channel 2 global interrupt flag.
  1766. * @note Do not Clear Channel 2 global interrupt flag when the channel in ON.
  1767. Instead clear specific flags transfer complete, half transfer & transfer
  1768. error flag with LL_DMA_ClearFlag_TC2, LL_DMA_ClearFlag_HT2,
  1769. LL_DMA_ClearFlag_TE2. bug id 2.4.1/2.5.1 in Product Errata Sheet.
  1770. * @rmtoll IFCR CGIF2 LL_DMA_ClearFlag_GI2
  1771. * @param DMAx DMAx Instance
  1772. * @retval None
  1773. */
  1774. __STATIC_INLINE void LL_DMA_ClearFlag_GI2(DMA_TypeDef *DMAx)
  1775. {
  1776. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF2);
  1777. }
  1778. /**
  1779. * @brief Clear Channel 3 global interrupt flag.
  1780. * @note Do not Clear Channel 3 global interrupt flag when the channel in ON.
  1781. Instead clear specific flags transfer complete, half transfer & transfer
  1782. error flag with LL_DMA_ClearFlag_TC3, LL_DMA_ClearFlag_HT3,
  1783. LL_DMA_ClearFlag_TE3. bug id 2.4.1/2.5.1 in Product Errata Sheet.
  1784. * @rmtoll IFCR CGIF3 LL_DMA_ClearFlag_GI3
  1785. * @param DMAx DMAx Instance
  1786. * @retval None
  1787. */
  1788. __STATIC_INLINE void LL_DMA_ClearFlag_GI3(DMA_TypeDef *DMAx)
  1789. {
  1790. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF3);
  1791. }
  1792. /**
  1793. * @brief Clear Channel 4 global interrupt flag.
  1794. * @note Do not Clear Channel 4 global interrupt flag when the channel in ON.
  1795. Instead clear specific flags transfer complete, half transfer & transfer
  1796. error flag with LL_DMA_ClearFlag_TC4, LL_DMA_ClearFlag_HT4,
  1797. LL_DMA_ClearFlag_TE4. bug id 2.4.1/2.5.1 in Product Errata Sheet.
  1798. * @rmtoll IFCR CGIF4 LL_DMA_ClearFlag_GI4
  1799. * @param DMAx DMAx Instance
  1800. * @retval None
  1801. */
  1802. __STATIC_INLINE void LL_DMA_ClearFlag_GI4(DMA_TypeDef *DMAx)
  1803. {
  1804. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF4);
  1805. }
  1806. /**
  1807. * @brief Clear Channel 5 global interrupt flag.
  1808. * @note Do not Clear Channel 5 global interrupt flag when the channel in ON.
  1809. Instead clear specific flags transfer complete, half transfer & transfer
  1810. error flag with LL_DMA_ClearFlag_TC5, LL_DMA_ClearFlag_HT5,
  1811. LL_DMA_ClearFlag_TE5. bug id 2.4.1/2.5.1 in Product Errata Sheet.
  1812. * @rmtoll IFCR CGIF5 LL_DMA_ClearFlag_GI5
  1813. * @param DMAx DMAx Instance
  1814. * @retval None
  1815. */
  1816. __STATIC_INLINE void LL_DMA_ClearFlag_GI5(DMA_TypeDef *DMAx)
  1817. {
  1818. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF5);
  1819. }
  1820. /**
  1821. * @brief Clear Channel 6 global interrupt flag.
  1822. * @note Do not Clear Channel 6 global interrupt flag when the channel in ON.
  1823. Instead clear specific flags transfer complete, half transfer & transfer
  1824. error flag with LL_DMA_ClearFlag_TC6, LL_DMA_ClearFlag_HT6,
  1825. LL_DMA_ClearFlag_TE6. bug id 2.4.1/2.5.1 in Product Errata Sheet.
  1826. * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6
  1827. * @param DMAx DMAx Instance
  1828. * @retval None
  1829. */
  1830. __STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx)
  1831. {
  1832. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF6);
  1833. }
  1834. /**
  1835. * @brief Clear Channel 7 global interrupt flag.
  1836. * @note Do not Clear Channel 7 global interrupt flag when the channel in ON.
  1837. Instead clear specific flags transfer complete, half transfer & transfer
  1838. error flag with LL_DMA_ClearFlag_TC7, LL_DMA_ClearFlag_HT7,
  1839. LL_DMA_ClearFlag_TE7. bug id 2.4.1/2.5.1 in Product Errata Sheet.
  1840. * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7
  1841. * @param DMAx DMAx Instance
  1842. * @retval None
  1843. */
  1844. __STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx)
  1845. {
  1846. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF7);
  1847. }
  1848. /**
  1849. * @brief Clear Channel 1 transfer complete flag.
  1850. * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1
  1851. * @param DMAx DMAx Instance
  1852. * @retval None
  1853. */
  1854. __STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx)
  1855. {
  1856. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF1);
  1857. }
  1858. /**
  1859. * @brief Clear Channel 2 transfer complete flag.
  1860. * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2
  1861. * @param DMAx DMAx Instance
  1862. * @retval None
  1863. */
  1864. __STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx)
  1865. {
  1866. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF2);
  1867. }
  1868. /**
  1869. * @brief Clear Channel 3 transfer complete flag.
  1870. * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3
  1871. * @param DMAx DMAx Instance
  1872. * @retval None
  1873. */
  1874. __STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx)
  1875. {
  1876. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF3);
  1877. }
  1878. /**
  1879. * @brief Clear Channel 4 transfer complete flag.
  1880. * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4
  1881. * @param DMAx DMAx Instance
  1882. * @retval None
  1883. */
  1884. __STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx)
  1885. {
  1886. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF4);
  1887. }
  1888. /**
  1889. * @brief Clear Channel 5 transfer complete flag.
  1890. * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5
  1891. * @param DMAx DMAx Instance
  1892. * @retval None
  1893. */
  1894. __STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx)
  1895. {
  1896. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF5);
  1897. }
  1898. /**
  1899. * @brief Clear Channel 6 transfer complete flag.
  1900. * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6
  1901. * @param DMAx DMAx Instance
  1902. * @retval None
  1903. */
  1904. __STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx)
  1905. {
  1906. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF6);
  1907. }
  1908. /**
  1909. * @brief Clear Channel 7 transfer complete flag.
  1910. * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7
  1911. * @param DMAx DMAx Instance
  1912. * @retval None
  1913. */
  1914. __STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx)
  1915. {
  1916. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF7);
  1917. }
  1918. /**
  1919. * @brief Clear Channel 1 half transfer flag.
  1920. * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1
  1921. * @param DMAx DMAx Instance
  1922. * @retval None
  1923. */
  1924. __STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx)
  1925. {
  1926. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF1);
  1927. }
  1928. /**
  1929. * @brief Clear Channel 2 half transfer flag.
  1930. * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2
  1931. * @param DMAx DMAx Instance
  1932. * @retval None
  1933. */
  1934. __STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx)
  1935. {
  1936. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF2);
  1937. }
  1938. /**
  1939. * @brief Clear Channel 3 half transfer flag.
  1940. * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3
  1941. * @param DMAx DMAx Instance
  1942. * @retval None
  1943. */
  1944. __STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx)
  1945. {
  1946. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF3);
  1947. }
  1948. /**
  1949. * @brief Clear Channel 4 half transfer flag.
  1950. * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4
  1951. * @param DMAx DMAx Instance
  1952. * @retval None
  1953. */
  1954. __STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx)
  1955. {
  1956. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF4);
  1957. }
  1958. /**
  1959. * @brief Clear Channel 5 half transfer flag.
  1960. * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5
  1961. * @param DMAx DMAx Instance
  1962. * @retval None
  1963. */
  1964. __STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx)
  1965. {
  1966. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF5);
  1967. }
  1968. /**
  1969. * @brief Clear Channel 6 half transfer flag.
  1970. * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6
  1971. * @param DMAx DMAx Instance
  1972. * @retval None
  1973. */
  1974. __STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx)
  1975. {
  1976. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF6);
  1977. }
  1978. /**
  1979. * @brief Clear Channel 7 half transfer flag.
  1980. * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7
  1981. * @param DMAx DMAx Instance
  1982. * @retval None
  1983. */
  1984. __STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx)
  1985. {
  1986. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF7);
  1987. }
  1988. /**
  1989. * @brief Clear Channel 1 transfer error flag.
  1990. * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1
  1991. * @param DMAx DMAx Instance
  1992. * @retval None
  1993. */
  1994. __STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx)
  1995. {
  1996. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF1);
  1997. }
  1998. /**
  1999. * @brief Clear Channel 2 transfer error flag.
  2000. * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2
  2001. * @param DMAx DMAx Instance
  2002. * @retval None
  2003. */
  2004. __STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx)
  2005. {
  2006. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF2);
  2007. }
  2008. /**
  2009. * @brief Clear Channel 3 transfer error flag.
  2010. * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3
  2011. * @param DMAx DMAx Instance
  2012. * @retval None
  2013. */
  2014. __STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx)
  2015. {
  2016. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF3);
  2017. }
  2018. /**
  2019. * @brief Clear Channel 4 transfer error flag.
  2020. * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4
  2021. * @param DMAx DMAx Instance
  2022. * @retval None
  2023. */
  2024. __STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx)
  2025. {
  2026. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF4);
  2027. }
  2028. /**
  2029. * @brief Clear Channel 5 transfer error flag.
  2030. * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5
  2031. * @param DMAx DMAx Instance
  2032. * @retval None
  2033. */
  2034. __STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx)
  2035. {
  2036. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF5);
  2037. }
  2038. /**
  2039. * @brief Clear Channel 6 transfer error flag.
  2040. * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6
  2041. * @param DMAx DMAx Instance
  2042. * @retval None
  2043. */
  2044. __STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx)
  2045. {
  2046. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF6);
  2047. }
  2048. /**
  2049. * @brief Clear Channel 7 transfer error flag.
  2050. * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7
  2051. * @param DMAx DMAx Instance
  2052. * @retval None
  2053. */
  2054. __STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx)
  2055. {
  2056. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF7);
  2057. }
  2058. /**
  2059. * @}
  2060. */
  2061. /** @defgroup DMA_LL_EF_IT_Management IT_Management
  2062. * @{
  2063. */
  2064. /**
  2065. * @brief Enable Transfer complete interrupt.
  2066. * @rmtoll CCR TCIE LL_DMA_EnableIT_TC
  2067. * @param DMAx DMAx Instance
  2068. * @param Channel This parameter can be one of the following values:
  2069. * @arg @ref LL_DMA_CHANNEL_1
  2070. * @arg @ref LL_DMA_CHANNEL_2
  2071. * @arg @ref LL_DMA_CHANNEL_3
  2072. * @arg @ref LL_DMA_CHANNEL_4
  2073. * @arg @ref LL_DMA_CHANNEL_5
  2074. * @arg @ref LL_DMA_CHANNEL_6
  2075. * @arg @ref LL_DMA_CHANNEL_7
  2076. * @retval None
  2077. */
  2078. __STATIC_INLINE void LL_DMA_EnableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  2079. {
  2080. uint32_t dma_base_addr = (uint32_t)DMAx;
  2081. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TCIE);
  2082. }
  2083. /**
  2084. * @brief Enable Half transfer interrupt.
  2085. * @rmtoll CCR HTIE LL_DMA_EnableIT_HT
  2086. * @param DMAx DMAx Instance
  2087. * @param Channel This parameter can be one of the following values:
  2088. * @arg @ref LL_DMA_CHANNEL_1
  2089. * @arg @ref LL_DMA_CHANNEL_2
  2090. * @arg @ref LL_DMA_CHANNEL_3
  2091. * @arg @ref LL_DMA_CHANNEL_4
  2092. * @arg @ref LL_DMA_CHANNEL_5
  2093. * @arg @ref LL_DMA_CHANNEL_6
  2094. * @arg @ref LL_DMA_CHANNEL_7
  2095. * @retval None
  2096. */
  2097. __STATIC_INLINE void LL_DMA_EnableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  2098. {
  2099. uint32_t dma_base_addr = (uint32_t)DMAx;
  2100. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_HTIE);
  2101. }
  2102. /**
  2103. * @brief Enable Transfer error interrupt.
  2104. * @rmtoll CCR TEIE LL_DMA_EnableIT_TE
  2105. * @param DMAx DMAx Instance
  2106. * @param Channel This parameter can be one of the following values:
  2107. * @arg @ref LL_DMA_CHANNEL_1
  2108. * @arg @ref LL_DMA_CHANNEL_2
  2109. * @arg @ref LL_DMA_CHANNEL_3
  2110. * @arg @ref LL_DMA_CHANNEL_4
  2111. * @arg @ref LL_DMA_CHANNEL_5
  2112. * @arg @ref LL_DMA_CHANNEL_6
  2113. * @arg @ref LL_DMA_CHANNEL_7
  2114. * @retval None
  2115. */
  2116. __STATIC_INLINE void LL_DMA_EnableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  2117. {
  2118. uint32_t dma_base_addr = (uint32_t)DMAx;
  2119. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TEIE);
  2120. }
  2121. /**
  2122. * @brief Disable Transfer complete interrupt.
  2123. * @rmtoll CCR TCIE LL_DMA_DisableIT_TC
  2124. * @param DMAx DMAx Instance
  2125. * @param Channel This parameter can be one of the following values:
  2126. * @arg @ref LL_DMA_CHANNEL_1
  2127. * @arg @ref LL_DMA_CHANNEL_2
  2128. * @arg @ref LL_DMA_CHANNEL_3
  2129. * @arg @ref LL_DMA_CHANNEL_4
  2130. * @arg @ref LL_DMA_CHANNEL_5
  2131. * @arg @ref LL_DMA_CHANNEL_6
  2132. * @arg @ref LL_DMA_CHANNEL_7
  2133. * @retval None
  2134. */
  2135. __STATIC_INLINE void LL_DMA_DisableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  2136. {
  2137. uint32_t dma_base_addr = (uint32_t)DMAx;
  2138. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TCIE);
  2139. }
  2140. /**
  2141. * @brief Disable Half transfer interrupt.
  2142. * @rmtoll CCR HTIE LL_DMA_DisableIT_HT
  2143. * @param DMAx DMAx Instance
  2144. * @param Channel This parameter can be one of the following values:
  2145. * @arg @ref LL_DMA_CHANNEL_1
  2146. * @arg @ref LL_DMA_CHANNEL_2
  2147. * @arg @ref LL_DMA_CHANNEL_3
  2148. * @arg @ref LL_DMA_CHANNEL_4
  2149. * @arg @ref LL_DMA_CHANNEL_5
  2150. * @arg @ref LL_DMA_CHANNEL_6
  2151. * @arg @ref LL_DMA_CHANNEL_7
  2152. * @retval None
  2153. */
  2154. __STATIC_INLINE void LL_DMA_DisableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  2155. {
  2156. uint32_t dma_base_addr = (uint32_t)DMAx;
  2157. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_HTIE);
  2158. }
  2159. /**
  2160. * @brief Disable Transfer error interrupt.
  2161. * @rmtoll CCR TEIE LL_DMA_DisableIT_TE
  2162. * @param DMAx DMAx Instance
  2163. * @param Channel This parameter can be one of the following values:
  2164. * @arg @ref LL_DMA_CHANNEL_1
  2165. * @arg @ref LL_DMA_CHANNEL_2
  2166. * @arg @ref LL_DMA_CHANNEL_3
  2167. * @arg @ref LL_DMA_CHANNEL_4
  2168. * @arg @ref LL_DMA_CHANNEL_5
  2169. * @arg @ref LL_DMA_CHANNEL_6
  2170. * @arg @ref LL_DMA_CHANNEL_7
  2171. * @retval None
  2172. */
  2173. __STATIC_INLINE void LL_DMA_DisableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  2174. {
  2175. uint32_t dma_base_addr = (uint32_t)DMAx;
  2176. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TEIE);
  2177. }
  2178. /**
  2179. * @brief Check if Transfer complete Interrupt is enabled.
  2180. * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC
  2181. * @param DMAx DMAx Instance
  2182. * @param Channel This parameter can be one of the following values:
  2183. * @arg @ref LL_DMA_CHANNEL_1
  2184. * @arg @ref LL_DMA_CHANNEL_2
  2185. * @arg @ref LL_DMA_CHANNEL_3
  2186. * @arg @ref LL_DMA_CHANNEL_4
  2187. * @arg @ref LL_DMA_CHANNEL_5
  2188. * @arg @ref LL_DMA_CHANNEL_6
  2189. * @arg @ref LL_DMA_CHANNEL_7
  2190. * @retval State of bit (1 or 0).
  2191. */
  2192. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  2193. {
  2194. uint32_t dma_base_addr = (uint32_t)DMAx;
  2195. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  2196. DMA_CCR_TCIE) == (DMA_CCR_TCIE)) ? 1UL : 0UL);
  2197. }
  2198. /**
  2199. * @brief Check if Half transfer Interrupt is enabled.
  2200. * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_HT
  2201. * @param DMAx DMAx Instance
  2202. * @param Channel This parameter can be one of the following values:
  2203. * @arg @ref LL_DMA_CHANNEL_1
  2204. * @arg @ref LL_DMA_CHANNEL_2
  2205. * @arg @ref LL_DMA_CHANNEL_3
  2206. * @arg @ref LL_DMA_CHANNEL_4
  2207. * @arg @ref LL_DMA_CHANNEL_5
  2208. * @arg @ref LL_DMA_CHANNEL_6
  2209. * @arg @ref LL_DMA_CHANNEL_7
  2210. * @retval State of bit (1 or 0).
  2211. */
  2212. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  2213. {
  2214. uint32_t dma_base_addr = (uint32_t)DMAx;
  2215. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  2216. DMA_CCR_HTIE) == (DMA_CCR_HTIE)) ? 1UL : 0UL);
  2217. }
  2218. /**
  2219. * @brief Check if Transfer error Interrupt is enabled.
  2220. * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE
  2221. * @param DMAx DMAx Instance
  2222. * @param Channel This parameter can be one of the following values:
  2223. * @arg @ref LL_DMA_CHANNEL_1
  2224. * @arg @ref LL_DMA_CHANNEL_2
  2225. * @arg @ref LL_DMA_CHANNEL_3
  2226. * @arg @ref LL_DMA_CHANNEL_4
  2227. * @arg @ref LL_DMA_CHANNEL_5
  2228. * @arg @ref LL_DMA_CHANNEL_6
  2229. * @arg @ref LL_DMA_CHANNEL_7
  2230. * @retval State of bit (1 or 0).
  2231. */
  2232. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  2233. {
  2234. uint32_t dma_base_addr = (uint32_t)DMAx;
  2235. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  2236. DMA_CCR_TEIE) == (DMA_CCR_TEIE)) ? 1UL : 0UL);
  2237. }
  2238. /**
  2239. * @}
  2240. */
  2241. #if defined(USE_FULL_LL_DRIVER)
  2242. /** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions
  2243. * @{
  2244. */
  2245. ErrorStatus LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct);
  2246. ErrorStatus LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel);
  2247. void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct);
  2248. /**
  2249. * @}
  2250. */
  2251. #endif /* USE_FULL_LL_DRIVER */
  2252. /**
  2253. * @}
  2254. */
  2255. /**
  2256. * @}
  2257. */
  2258. #endif /* DMA1 || DMA2 */
  2259. /**
  2260. * @}
  2261. */
  2262. #ifdef __cplusplus
  2263. }
  2264. #endif
  2265. #endif /* STM32L4xx_LL_DMA_H */