stm32l4xx_ll_dma.h 93 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 POSITION_VAL(DMA_CSELR_C1S << (Channel*4U))
  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. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) ? 0 : 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. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) \
  370. (((uint32_t)(__CHANNEL_INSTANCE__) > ((uint32_t)DMA1_Channel7)) ? DMA2 : DMA1)
  371. /**
  372. * @brief Convert DMAx_Channely into LL_DMA_CHANNEL_y
  373. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  374. * @retval LL_DMA_CHANNEL_y
  375. */
  376. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  377. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  378. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  379. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  380. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  381. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  382. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  383. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  384. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  385. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  386. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  387. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  388. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel6)) ? LL_DMA_CHANNEL_6 : \
  389. LL_DMA_CHANNEL_7)
  390. /**
  391. * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely
  392. * @param __DMA_INSTANCE__ DMAx
  393. * @param __CHANNEL__ LL_DMA_CHANNEL_y
  394. * @retval DMAx_Channely
  395. */
  396. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  397. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  398. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  399. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  400. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  401. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  402. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  403. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  404. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  405. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  406. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  407. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  408. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA2_Channel6 : \
  409. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_7))) ? DMA1_Channel7 : \
  410. DMA2_Channel7)
  411. /**
  412. * @}
  413. */
  414. /**
  415. * @}
  416. */
  417. /* Exported functions --------------------------------------------------------*/
  418. /** @defgroup DMA_LL_Exported_Functions DMA Exported Functions
  419. * @{
  420. */
  421. /** @defgroup DMA_LL_EF_Configuration Configuration
  422. * @{
  423. */
  424. /**
  425. * @brief Enable DMA channel.
  426. * @rmtoll CCR EN LL_DMA_EnableChannel
  427. * @param DMAx DMAx Instance
  428. * @param Channel This parameter can be one of the following values:
  429. * @arg @ref LL_DMA_CHANNEL_1
  430. * @arg @ref LL_DMA_CHANNEL_2
  431. * @arg @ref LL_DMA_CHANNEL_3
  432. * @arg @ref LL_DMA_CHANNEL_4
  433. * @arg @ref LL_DMA_CHANNEL_5
  434. * @arg @ref LL_DMA_CHANNEL_6
  435. * @arg @ref LL_DMA_CHANNEL_7
  436. * @retval None
  437. */
  438. __STATIC_INLINE void LL_DMA_EnableChannel(const DMA_TypeDef *DMAx, uint32_t Channel)
  439. {
  440. uint32_t dma_base_addr = (uint32_t)DMAx;
  441. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_EN);
  442. }
  443. /**
  444. * @brief Disable DMA channel.
  445. * @rmtoll CCR EN LL_DMA_DisableChannel
  446. * @param DMAx DMAx Instance
  447. * @param Channel This parameter can be one of the following values:
  448. * @arg @ref LL_DMA_CHANNEL_1
  449. * @arg @ref LL_DMA_CHANNEL_2
  450. * @arg @ref LL_DMA_CHANNEL_3
  451. * @arg @ref LL_DMA_CHANNEL_4
  452. * @arg @ref LL_DMA_CHANNEL_5
  453. * @arg @ref LL_DMA_CHANNEL_6
  454. * @arg @ref LL_DMA_CHANNEL_7
  455. * @retval None
  456. */
  457. __STATIC_INLINE void LL_DMA_DisableChannel(const DMA_TypeDef *DMAx, uint32_t Channel)
  458. {
  459. uint32_t dma_base_addr = (uint32_t)DMAx;
  460. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_EN);
  461. }
  462. /**
  463. * @brief Check if DMA channel is enabled or disabled.
  464. * @rmtoll CCR EN LL_DMA_IsEnabledChannel
  465. * @param DMAx DMAx Instance
  466. * @param Channel This parameter can be one of the following values:
  467. * @arg @ref LL_DMA_CHANNEL_1
  468. * @arg @ref LL_DMA_CHANNEL_2
  469. * @arg @ref LL_DMA_CHANNEL_3
  470. * @arg @ref LL_DMA_CHANNEL_4
  471. * @arg @ref LL_DMA_CHANNEL_5
  472. * @arg @ref LL_DMA_CHANNEL_6
  473. * @arg @ref LL_DMA_CHANNEL_7
  474. * @retval State of bit (1 or 0).
  475. */
  476. __STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(const DMA_TypeDef *DMAx, uint32_t Channel)
  477. {
  478. uint32_t dma_base_addr = (uint32_t)DMAx;
  479. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  480. DMA_CCR_EN) == (DMA_CCR_EN)) ? 1UL : 0UL);
  481. }
  482. /**
  483. * @brief Configure all parameters link to DMA transfer.
  484. * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n
  485. * CCR MEM2MEM LL_DMA_ConfigTransfer\n
  486. * CCR CIRC LL_DMA_ConfigTransfer\n
  487. * CCR PINC LL_DMA_ConfigTransfer\n
  488. * CCR MINC LL_DMA_ConfigTransfer\n
  489. * CCR PSIZE LL_DMA_ConfigTransfer\n
  490. * CCR MSIZE LL_DMA_ConfigTransfer\n
  491. * CCR PL LL_DMA_ConfigTransfer
  492. * @param DMAx DMAx Instance
  493. * @param Channel This parameter can be one of the following values:
  494. * @arg @ref LL_DMA_CHANNEL_1
  495. * @arg @ref LL_DMA_CHANNEL_2
  496. * @arg @ref LL_DMA_CHANNEL_3
  497. * @arg @ref LL_DMA_CHANNEL_4
  498. * @arg @ref LL_DMA_CHANNEL_5
  499. * @arg @ref LL_DMA_CHANNEL_6
  500. * @arg @ref LL_DMA_CHANNEL_7
  501. * @param Configuration This parameter must be a combination of all the following values:
  502. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  503. * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR
  504. * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT
  505. * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT
  506. * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD
  507. * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD
  508. * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH
  509. * @retval None
  510. */
  511. __STATIC_INLINE void LL_DMA_ConfigTransfer(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration)
  512. {
  513. uint32_t dma_base_addr = (uint32_t)DMAx;
  514. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  515. DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL,
  516. Configuration);
  517. }
  518. /**
  519. * @brief Set Data transfer direction (read from peripheral or from memory).
  520. * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n
  521. * CCR MEM2MEM LL_DMA_SetDataTransferDirection
  522. * @param DMAx DMAx Instance
  523. * @param Channel This parameter can be one of the following values:
  524. * @arg @ref LL_DMA_CHANNEL_1
  525. * @arg @ref LL_DMA_CHANNEL_2
  526. * @arg @ref LL_DMA_CHANNEL_3
  527. * @arg @ref LL_DMA_CHANNEL_4
  528. * @arg @ref LL_DMA_CHANNEL_5
  529. * @arg @ref LL_DMA_CHANNEL_6
  530. * @arg @ref LL_DMA_CHANNEL_7
  531. * @param Direction This parameter can be one of the following values:
  532. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  533. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  534. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  535. * @retval None
  536. */
  537. __STATIC_INLINE void LL_DMA_SetDataTransferDirection(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction)
  538. {
  539. uint32_t dma_base_addr = (uint32_t)DMAx;
  540. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  541. DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction);
  542. }
  543. /**
  544. * @brief Get Data transfer direction (read from peripheral or from memory).
  545. * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n
  546. * CCR MEM2MEM LL_DMA_GetDataTransferDirection
  547. * @param DMAx DMAx Instance
  548. * @param Channel This parameter can be one of the following values:
  549. * @arg @ref LL_DMA_CHANNEL_1
  550. * @arg @ref LL_DMA_CHANNEL_2
  551. * @arg @ref LL_DMA_CHANNEL_3
  552. * @arg @ref LL_DMA_CHANNEL_4
  553. * @arg @ref LL_DMA_CHANNEL_5
  554. * @arg @ref LL_DMA_CHANNEL_6
  555. * @arg @ref LL_DMA_CHANNEL_7
  556. * @retval Returned value can be one of the following values:
  557. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  558. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  559. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  560. */
  561. __STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(const DMA_TypeDef *DMAx, uint32_t Channel)
  562. {
  563. uint32_t dma_base_addr = (uint32_t)DMAx;
  564. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  565. DMA_CCR_DIR | DMA_CCR_MEM2MEM));
  566. }
  567. /**
  568. * @brief Set DMA mode circular or normal.
  569. * @note The circular buffer mode cannot be used if the memory-to-memory
  570. * data transfer is configured on the selected Channel.
  571. * @rmtoll CCR CIRC LL_DMA_SetMode
  572. * @param DMAx DMAx Instance
  573. * @param Channel This parameter can be one of the following values:
  574. * @arg @ref LL_DMA_CHANNEL_1
  575. * @arg @ref LL_DMA_CHANNEL_2
  576. * @arg @ref LL_DMA_CHANNEL_3
  577. * @arg @ref LL_DMA_CHANNEL_4
  578. * @arg @ref LL_DMA_CHANNEL_5
  579. * @arg @ref LL_DMA_CHANNEL_6
  580. * @arg @ref LL_DMA_CHANNEL_7
  581. * @param Mode This parameter can be one of the following values:
  582. * @arg @ref LL_DMA_MODE_NORMAL
  583. * @arg @ref LL_DMA_MODE_CIRCULAR
  584. * @retval None
  585. */
  586. __STATIC_INLINE void LL_DMA_SetMode(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode)
  587. {
  588. uint32_t dma_base_addr = (uint32_t)DMAx;
  589. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_CIRC,
  590. Mode);
  591. }
  592. /**
  593. * @brief Get DMA mode circular or normal.
  594. * @rmtoll CCR CIRC LL_DMA_GetMode
  595. * @param DMAx DMAx Instance
  596. * @param Channel This parameter can be one of the following values:
  597. * @arg @ref LL_DMA_CHANNEL_1
  598. * @arg @ref LL_DMA_CHANNEL_2
  599. * @arg @ref LL_DMA_CHANNEL_3
  600. * @arg @ref LL_DMA_CHANNEL_4
  601. * @arg @ref LL_DMA_CHANNEL_5
  602. * @arg @ref LL_DMA_CHANNEL_6
  603. * @arg @ref LL_DMA_CHANNEL_7
  604. * @retval Returned value can be one of the following values:
  605. * @arg @ref LL_DMA_MODE_NORMAL
  606. * @arg @ref LL_DMA_MODE_CIRCULAR
  607. */
  608. __STATIC_INLINE uint32_t LL_DMA_GetMode(const DMA_TypeDef *DMAx, uint32_t Channel)
  609. {
  610. uint32_t dma_base_addr = (uint32_t)DMAx;
  611. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  612. DMA_CCR_CIRC));
  613. }
  614. /**
  615. * @brief Set Peripheral increment mode.
  616. * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode
  617. * @param DMAx DMAx Instance
  618. * @param Channel This parameter can be one of the following values:
  619. * @arg @ref LL_DMA_CHANNEL_1
  620. * @arg @ref LL_DMA_CHANNEL_2
  621. * @arg @ref LL_DMA_CHANNEL_3
  622. * @arg @ref LL_DMA_CHANNEL_4
  623. * @arg @ref LL_DMA_CHANNEL_5
  624. * @arg @ref LL_DMA_CHANNEL_6
  625. * @arg @ref LL_DMA_CHANNEL_7
  626. * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values:
  627. * @arg @ref LL_DMA_PERIPH_INCREMENT
  628. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  629. * @retval None
  630. */
  631. __STATIC_INLINE void LL_DMA_SetPeriphIncMode(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
  632. {
  633. uint32_t dma_base_addr = (uint32_t)DMAx;
  634. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_PINC,
  635. PeriphOrM2MSrcIncMode);
  636. }
  637. /**
  638. * @brief Get Peripheral increment mode.
  639. * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode
  640. * @param DMAx DMAx Instance
  641. * @param Channel This parameter can be one of the following values:
  642. * @arg @ref LL_DMA_CHANNEL_1
  643. * @arg @ref LL_DMA_CHANNEL_2
  644. * @arg @ref LL_DMA_CHANNEL_3
  645. * @arg @ref LL_DMA_CHANNEL_4
  646. * @arg @ref LL_DMA_CHANNEL_5
  647. * @arg @ref LL_DMA_CHANNEL_6
  648. * @arg @ref LL_DMA_CHANNEL_7
  649. * @retval Returned value can be one of the following values:
  650. * @arg @ref LL_DMA_PERIPH_INCREMENT
  651. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  652. */
  653. __STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(const DMA_TypeDef *DMAx, uint32_t Channel)
  654. {
  655. uint32_t dma_base_addr = (uint32_t)DMAx;
  656. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  657. DMA_CCR_PINC));
  658. }
  659. /**
  660. * @brief Set Memory increment mode.
  661. * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode
  662. * @param DMAx DMAx Instance
  663. * @param Channel This parameter can be one of the following values:
  664. * @arg @ref LL_DMA_CHANNEL_1
  665. * @arg @ref LL_DMA_CHANNEL_2
  666. * @arg @ref LL_DMA_CHANNEL_3
  667. * @arg @ref LL_DMA_CHANNEL_4
  668. * @arg @ref LL_DMA_CHANNEL_5
  669. * @arg @ref LL_DMA_CHANNEL_6
  670. * @arg @ref LL_DMA_CHANNEL_7
  671. * @param MemoryOrM2MDstIncMode This parameter can be one of the following values:
  672. * @arg @ref LL_DMA_MEMORY_INCREMENT
  673. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  674. * @retval None
  675. */
  676. __STATIC_INLINE void LL_DMA_SetMemoryIncMode(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
  677. {
  678. uint32_t dma_base_addr = (uint32_t)DMAx;
  679. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_MINC,
  680. MemoryOrM2MDstIncMode);
  681. }
  682. /**
  683. * @brief Get Memory increment mode.
  684. * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode
  685. * @param DMAx DMAx Instance
  686. * @param Channel This parameter can be one of the following values:
  687. * @arg @ref LL_DMA_CHANNEL_1
  688. * @arg @ref LL_DMA_CHANNEL_2
  689. * @arg @ref LL_DMA_CHANNEL_3
  690. * @arg @ref LL_DMA_CHANNEL_4
  691. * @arg @ref LL_DMA_CHANNEL_5
  692. * @arg @ref LL_DMA_CHANNEL_6
  693. * @arg @ref LL_DMA_CHANNEL_7
  694. * @retval Returned value can be one of the following values:
  695. * @arg @ref LL_DMA_MEMORY_INCREMENT
  696. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  697. */
  698. __STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(const DMA_TypeDef *DMAx, uint32_t Channel)
  699. {
  700. uint32_t dma_base_addr = (uint32_t)DMAx;
  701. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  702. DMA_CCR_MINC));
  703. }
  704. /**
  705. * @brief Set Peripheral size.
  706. * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize
  707. * @param DMAx DMAx Instance
  708. * @param Channel This parameter can be one of the following values:
  709. * @arg @ref LL_DMA_CHANNEL_1
  710. * @arg @ref LL_DMA_CHANNEL_2
  711. * @arg @ref LL_DMA_CHANNEL_3
  712. * @arg @ref LL_DMA_CHANNEL_4
  713. * @arg @ref LL_DMA_CHANNEL_5
  714. * @arg @ref LL_DMA_CHANNEL_6
  715. * @arg @ref LL_DMA_CHANNEL_7
  716. * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values:
  717. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  718. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  719. * @arg @ref LL_DMA_PDATAALIGN_WORD
  720. * @retval None
  721. */
  722. __STATIC_INLINE void LL_DMA_SetPeriphSize(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
  723. {
  724. uint32_t dma_base_addr = (uint32_t)DMAx;
  725. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_PSIZE,
  726. PeriphOrM2MSrcDataSize);
  727. }
  728. /**
  729. * @brief Get Peripheral size.
  730. * @rmtoll CCR PSIZE LL_DMA_GetPeriphSize
  731. * @param DMAx DMAx Instance
  732. * @param Channel This parameter can be one of the following values:
  733. * @arg @ref LL_DMA_CHANNEL_1
  734. * @arg @ref LL_DMA_CHANNEL_2
  735. * @arg @ref LL_DMA_CHANNEL_3
  736. * @arg @ref LL_DMA_CHANNEL_4
  737. * @arg @ref LL_DMA_CHANNEL_5
  738. * @arg @ref LL_DMA_CHANNEL_6
  739. * @arg @ref LL_DMA_CHANNEL_7
  740. * @retval Returned value can be one of the following values:
  741. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  742. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  743. * @arg @ref LL_DMA_PDATAALIGN_WORD
  744. */
  745. __STATIC_INLINE uint32_t LL_DMA_GetPeriphSize(const DMA_TypeDef *DMAx, uint32_t Channel)
  746. {
  747. uint32_t dma_base_addr = (uint32_t)DMAx;
  748. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  749. DMA_CCR_PSIZE));
  750. }
  751. /**
  752. * @brief Set Memory size.
  753. * @rmtoll CCR MSIZE LL_DMA_SetMemorySize
  754. * @param DMAx DMAx Instance
  755. * @param Channel This parameter can be one of the following values:
  756. * @arg @ref LL_DMA_CHANNEL_1
  757. * @arg @ref LL_DMA_CHANNEL_2
  758. * @arg @ref LL_DMA_CHANNEL_3
  759. * @arg @ref LL_DMA_CHANNEL_4
  760. * @arg @ref LL_DMA_CHANNEL_5
  761. * @arg @ref LL_DMA_CHANNEL_6
  762. * @arg @ref LL_DMA_CHANNEL_7
  763. * @param MemoryOrM2MDstDataSize This parameter can be one of the following values:
  764. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  765. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  766. * @arg @ref LL_DMA_MDATAALIGN_WORD
  767. * @retval None
  768. */
  769. __STATIC_INLINE void LL_DMA_SetMemorySize(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
  770. {
  771. uint32_t dma_base_addr = (uint32_t)DMAx;
  772. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_MSIZE,
  773. MemoryOrM2MDstDataSize);
  774. }
  775. /**
  776. * @brief Get Memory size.
  777. * @rmtoll CCR MSIZE LL_DMA_GetMemorySize
  778. * @param DMAx DMAx Instance
  779. * @param Channel This parameter can be one of the following values:
  780. * @arg @ref LL_DMA_CHANNEL_1
  781. * @arg @ref LL_DMA_CHANNEL_2
  782. * @arg @ref LL_DMA_CHANNEL_3
  783. * @arg @ref LL_DMA_CHANNEL_4
  784. * @arg @ref LL_DMA_CHANNEL_5
  785. * @arg @ref LL_DMA_CHANNEL_6
  786. * @arg @ref LL_DMA_CHANNEL_7
  787. * @retval Returned value can be one of the following values:
  788. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  789. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  790. * @arg @ref LL_DMA_MDATAALIGN_WORD
  791. */
  792. __STATIC_INLINE uint32_t LL_DMA_GetMemorySize(const DMA_TypeDef *DMAx, uint32_t Channel)
  793. {
  794. uint32_t dma_base_addr = (uint32_t)DMAx;
  795. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  796. DMA_CCR_MSIZE));
  797. }
  798. /**
  799. * @brief Set Channel priority level.
  800. * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel
  801. * @param DMAx DMAx Instance
  802. * @param Channel This parameter can be one of the following values:
  803. * @arg @ref LL_DMA_CHANNEL_1
  804. * @arg @ref LL_DMA_CHANNEL_2
  805. * @arg @ref LL_DMA_CHANNEL_3
  806. * @arg @ref LL_DMA_CHANNEL_4
  807. * @arg @ref LL_DMA_CHANNEL_5
  808. * @arg @ref LL_DMA_CHANNEL_6
  809. * @arg @ref LL_DMA_CHANNEL_7
  810. * @param Priority This parameter can be one of the following values:
  811. * @arg @ref LL_DMA_PRIORITY_LOW
  812. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  813. * @arg @ref LL_DMA_PRIORITY_HIGH
  814. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  815. * @retval None
  816. */
  817. __STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority)
  818. {
  819. uint32_t dma_base_addr = (uint32_t)DMAx;
  820. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_PL,
  821. Priority);
  822. }
  823. /**
  824. * @brief Get Channel priority level.
  825. * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel
  826. * @param DMAx DMAx Instance
  827. * @param Channel This parameter can be one of the following values:
  828. * @arg @ref LL_DMA_CHANNEL_1
  829. * @arg @ref LL_DMA_CHANNEL_2
  830. * @arg @ref LL_DMA_CHANNEL_3
  831. * @arg @ref LL_DMA_CHANNEL_4
  832. * @arg @ref LL_DMA_CHANNEL_5
  833. * @arg @ref LL_DMA_CHANNEL_6
  834. * @arg @ref LL_DMA_CHANNEL_7
  835. * @retval Returned value can be one of the following values:
  836. * @arg @ref LL_DMA_PRIORITY_LOW
  837. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  838. * @arg @ref LL_DMA_PRIORITY_HIGH
  839. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  840. */
  841. __STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(const DMA_TypeDef *DMAx, uint32_t Channel)
  842. {
  843. uint32_t dma_base_addr = (uint32_t)DMAx;
  844. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  845. DMA_CCR_PL));
  846. }
  847. /**
  848. * @brief Set Number of data to transfer.
  849. * @note This action has no effect if
  850. * channel is enabled.
  851. * @rmtoll CNDTR NDT LL_DMA_SetDataLength
  852. * @param DMAx DMAx Instance
  853. * @param Channel This parameter can be one of the following values:
  854. * @arg @ref LL_DMA_CHANNEL_1
  855. * @arg @ref LL_DMA_CHANNEL_2
  856. * @arg @ref LL_DMA_CHANNEL_3
  857. * @arg @ref LL_DMA_CHANNEL_4
  858. * @arg @ref LL_DMA_CHANNEL_5
  859. * @arg @ref LL_DMA_CHANNEL_6
  860. * @arg @ref LL_DMA_CHANNEL_7
  861. * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF
  862. * @retval None
  863. */
  864. __STATIC_INLINE void LL_DMA_SetDataLength(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData)
  865. {
  866. uint32_t dma_base_addr = (uint32_t)DMAx;
  867. MODIFY_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CNDTR,
  868. DMA_CNDTR_NDT, NbData);
  869. }
  870. /**
  871. * @brief Get Number of data to transfer.
  872. * @note Once the channel is enabled, the return value indicate the
  873. * remaining bytes to be transmitted.
  874. * @rmtoll CNDTR NDT LL_DMA_GetDataLength
  875. * @param DMAx DMAx Instance
  876. * @param Channel This parameter can be one of the following values:
  877. * @arg @ref LL_DMA_CHANNEL_1
  878. * @arg @ref LL_DMA_CHANNEL_2
  879. * @arg @ref LL_DMA_CHANNEL_3
  880. * @arg @ref LL_DMA_CHANNEL_4
  881. * @arg @ref LL_DMA_CHANNEL_5
  882. * @arg @ref LL_DMA_CHANNEL_6
  883. * @arg @ref LL_DMA_CHANNEL_7
  884. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  885. */
  886. __STATIC_INLINE uint32_t LL_DMA_GetDataLength(const DMA_TypeDef *DMAx, uint32_t Channel)
  887. {
  888. uint32_t dma_base_addr = (uint32_t)DMAx;
  889. return (READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CNDTR,
  890. DMA_CNDTR_NDT));
  891. }
  892. /**
  893. * @brief Configure the Source and Destination addresses.
  894. * @note This API must not be called when the DMA channel is enabled.
  895. * @note Each peripheral using DMA provides an API to get directly the register address (LL_PPP_DMA_GetRegAddr).
  896. * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n
  897. * CMAR MA LL_DMA_ConfigAddresses
  898. * @param DMAx DMAx Instance
  899. * @param Channel This parameter can be one of the following values:
  900. * @arg @ref LL_DMA_CHANNEL_1
  901. * @arg @ref LL_DMA_CHANNEL_2
  902. * @arg @ref LL_DMA_CHANNEL_3
  903. * @arg @ref LL_DMA_CHANNEL_4
  904. * @arg @ref LL_DMA_CHANNEL_5
  905. * @arg @ref LL_DMA_CHANNEL_6
  906. * @arg @ref LL_DMA_CHANNEL_7
  907. * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  908. * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  909. * @param Direction This parameter can be one of the following values:
  910. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  911. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  912. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  913. * @retval None
  914. */
  915. __STATIC_INLINE void LL_DMA_ConfigAddresses(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress,
  916. uint32_t DstAddress, uint32_t Direction)
  917. {
  918. uint32_t dma_base_addr = (uint32_t)DMAx;
  919. /* Direction Memory to Periph */
  920. if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH)
  921. {
  922. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, SrcAddress);
  923. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, DstAddress);
  924. }
  925. /* Direction Periph to Memory and Memory to Memory */
  926. else
  927. {
  928. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, SrcAddress);
  929. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, DstAddress);
  930. }
  931. }
  932. /**
  933. * @brief Set the Memory address.
  934. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  935. * @note This API must not be called when the DMA channel is enabled.
  936. * @rmtoll CMAR MA LL_DMA_SetMemoryAddress
  937. * @param DMAx DMAx Instance
  938. * @param Channel This parameter can be one of the following values:
  939. * @arg @ref LL_DMA_CHANNEL_1
  940. * @arg @ref LL_DMA_CHANNEL_2
  941. * @arg @ref LL_DMA_CHANNEL_3
  942. * @arg @ref LL_DMA_CHANNEL_4
  943. * @arg @ref LL_DMA_CHANNEL_5
  944. * @arg @ref LL_DMA_CHANNEL_6
  945. * @arg @ref LL_DMA_CHANNEL_7
  946. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  947. * @retval None
  948. */
  949. __STATIC_INLINE void LL_DMA_SetMemoryAddress(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  950. {
  951. uint32_t dma_base_addr = (uint32_t)DMAx;
  952. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, MemoryAddress);
  953. }
  954. /**
  955. * @brief Set the Peripheral address.
  956. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  957. * @note This API must not be called when the DMA channel is enabled.
  958. * @rmtoll CPAR PA LL_DMA_SetPeriphAddress
  959. * @param DMAx DMAx Instance
  960. * @param Channel This parameter can be one of the following values:
  961. * @arg @ref LL_DMA_CHANNEL_1
  962. * @arg @ref LL_DMA_CHANNEL_2
  963. * @arg @ref LL_DMA_CHANNEL_3
  964. * @arg @ref LL_DMA_CHANNEL_4
  965. * @arg @ref LL_DMA_CHANNEL_5
  966. * @arg @ref LL_DMA_CHANNEL_6
  967. * @arg @ref LL_DMA_CHANNEL_7
  968. * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  969. * @retval None
  970. */
  971. __STATIC_INLINE void LL_DMA_SetPeriphAddress(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress)
  972. {
  973. uint32_t dma_base_addr = (uint32_t)DMAx;
  974. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, PeriphAddress);
  975. }
  976. /**
  977. * @brief Get Memory address.
  978. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  979. * @rmtoll CMAR MA LL_DMA_GetMemoryAddress
  980. * @param DMAx DMAx Instance
  981. * @param Channel This parameter can be one of the following values:
  982. * @arg @ref LL_DMA_CHANNEL_1
  983. * @arg @ref LL_DMA_CHANNEL_2
  984. * @arg @ref LL_DMA_CHANNEL_3
  985. * @arg @ref LL_DMA_CHANNEL_4
  986. * @arg @ref LL_DMA_CHANNEL_5
  987. * @arg @ref LL_DMA_CHANNEL_6
  988. * @arg @ref LL_DMA_CHANNEL_7
  989. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  990. */
  991. __STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(const DMA_TypeDef *DMAx, uint32_t Channel)
  992. {
  993. uint32_t dma_base_addr = (uint32_t)DMAx;
  994. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR));
  995. }
  996. /**
  997. * @brief Get Peripheral address.
  998. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  999. * @rmtoll CPAR PA LL_DMA_GetPeriphAddress
  1000. * @param DMAx DMAx Instance
  1001. * @param Channel This parameter can be one of the following values:
  1002. * @arg @ref LL_DMA_CHANNEL_1
  1003. * @arg @ref LL_DMA_CHANNEL_2
  1004. * @arg @ref LL_DMA_CHANNEL_3
  1005. * @arg @ref LL_DMA_CHANNEL_4
  1006. * @arg @ref LL_DMA_CHANNEL_5
  1007. * @arg @ref LL_DMA_CHANNEL_6
  1008. * @arg @ref LL_DMA_CHANNEL_7
  1009. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1010. */
  1011. __STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(const DMA_TypeDef *DMAx, uint32_t Channel)
  1012. {
  1013. uint32_t dma_base_addr = (uint32_t)DMAx;
  1014. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR));
  1015. }
  1016. /**
  1017. * @brief Set the Memory to Memory Source address.
  1018. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1019. * @note This API must not be called when the DMA channel is enabled.
  1020. * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress
  1021. * @param DMAx DMAx Instance
  1022. * @param Channel This parameter can be one of the following values:
  1023. * @arg @ref LL_DMA_CHANNEL_1
  1024. * @arg @ref LL_DMA_CHANNEL_2
  1025. * @arg @ref LL_DMA_CHANNEL_3
  1026. * @arg @ref LL_DMA_CHANNEL_4
  1027. * @arg @ref LL_DMA_CHANNEL_5
  1028. * @arg @ref LL_DMA_CHANNEL_6
  1029. * @arg @ref LL_DMA_CHANNEL_7
  1030. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1031. * @retval None
  1032. */
  1033. __STATIC_INLINE void LL_DMA_SetM2MSrcAddress(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1034. {
  1035. uint32_t dma_base_addr = (uint32_t)DMAx;
  1036. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR, MemoryAddress);
  1037. }
  1038. /**
  1039. * @brief Set the Memory to Memory Destination address.
  1040. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1041. * @note This API must not be called when the DMA channel is enabled.
  1042. * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress
  1043. * @param DMAx DMAx Instance
  1044. * @param Channel This parameter can be one of the following values:
  1045. * @arg @ref LL_DMA_CHANNEL_1
  1046. * @arg @ref LL_DMA_CHANNEL_2
  1047. * @arg @ref LL_DMA_CHANNEL_3
  1048. * @arg @ref LL_DMA_CHANNEL_4
  1049. * @arg @ref LL_DMA_CHANNEL_5
  1050. * @arg @ref LL_DMA_CHANNEL_6
  1051. * @arg @ref LL_DMA_CHANNEL_7
  1052. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1053. * @retval None
  1054. */
  1055. __STATIC_INLINE void LL_DMA_SetM2MDstAddress(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1056. {
  1057. uint32_t dma_base_addr = (uint32_t)DMAx;
  1058. WRITE_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR, MemoryAddress);
  1059. }
  1060. /**
  1061. * @brief Get the Memory to Memory Source address.
  1062. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1063. * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress
  1064. * @param DMAx DMAx Instance
  1065. * @param Channel This parameter can be one of the following values:
  1066. * @arg @ref LL_DMA_CHANNEL_1
  1067. * @arg @ref LL_DMA_CHANNEL_2
  1068. * @arg @ref LL_DMA_CHANNEL_3
  1069. * @arg @ref LL_DMA_CHANNEL_4
  1070. * @arg @ref LL_DMA_CHANNEL_5
  1071. * @arg @ref LL_DMA_CHANNEL_6
  1072. * @arg @ref LL_DMA_CHANNEL_7
  1073. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1074. */
  1075. __STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(const DMA_TypeDef *DMAx, uint32_t Channel)
  1076. {
  1077. uint32_t dma_base_addr = (uint32_t)DMAx;
  1078. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CPAR));
  1079. }
  1080. /**
  1081. * @brief Get the Memory to Memory Destination address.
  1082. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1083. * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress
  1084. * @param DMAx DMAx Instance
  1085. * @param Channel This parameter can be one of the following values:
  1086. * @arg @ref LL_DMA_CHANNEL_1
  1087. * @arg @ref LL_DMA_CHANNEL_2
  1088. * @arg @ref LL_DMA_CHANNEL_3
  1089. * @arg @ref LL_DMA_CHANNEL_4
  1090. * @arg @ref LL_DMA_CHANNEL_5
  1091. * @arg @ref LL_DMA_CHANNEL_6
  1092. * @arg @ref LL_DMA_CHANNEL_7
  1093. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1094. */
  1095. __STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(const DMA_TypeDef *DMAx, uint32_t Channel)
  1096. {
  1097. uint32_t dma_base_addr = (uint32_t)DMAx;
  1098. return (READ_REG(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CMAR));
  1099. }
  1100. #if defined(DMAMUX1)
  1101. /**
  1102. * @brief Set DMA request for DMA Channels on DMAMUX Channel x.
  1103. * @note DMAMUX channel 0 to 6 are mapped to DMA1 channel 1 to 7.
  1104. * DMAMUX channel 7 to 13 are mapped to DMA2 channel 1 to 7.
  1105. * @rmtoll CxCR DMAREQ_ID LL_DMA_SetPeriphRequest
  1106. * @param DMAx DMAx Instance
  1107. * @param Channel This parameter can be one of the following values:
  1108. * @arg @ref LL_DMA_CHANNEL_1
  1109. * @arg @ref LL_DMA_CHANNEL_2
  1110. * @arg @ref LL_DMA_CHANNEL_3
  1111. * @arg @ref LL_DMA_CHANNEL_4
  1112. * @arg @ref LL_DMA_CHANNEL_5
  1113. * @arg @ref LL_DMA_CHANNEL_6
  1114. * @arg @ref LL_DMA_CHANNEL_7
  1115. * @param Request This parameter can be one of the following values:
  1116. * @arg @ref LL_DMAMUX_REQ_MEM2MEM
  1117. * @arg @ref LL_DMAMUX_REQ_GENERATOR0
  1118. * @arg @ref LL_DMAMUX_REQ_GENERATOR1
  1119. * @arg @ref LL_DMAMUX_REQ_GENERATOR2
  1120. * @arg @ref LL_DMAMUX_REQ_GENERATOR3
  1121. * @arg @ref LL_DMAMUX_REQ_ADC1
  1122. * @arg @ref LL_DMAMUX_REQ_ADC2
  1123. * @arg @ref LL_DMAMUX_REQ_DAC1_CH1
  1124. * @arg @ref LL_DMAMUX_REQ_DAC1_CH2
  1125. * @arg @ref LL_DMAMUX_REQ_TIM6_UP
  1126. * @arg @ref LL_DMAMUX_REQ_TIM7_UP
  1127. * @arg @ref LL_DMAMUX_REQ_SPI1_RX
  1128. * @arg @ref LL_DMAMUX_REQ_SPI1_TX
  1129. * @arg @ref LL_DMAMUX_REQ_SPI2_RX
  1130. * @arg @ref LL_DMAMUX_REQ_SPI2_TX
  1131. * @arg @ref LL_DMAMUX_REQ_SPI3_RX
  1132. * @arg @ref LL_DMAMUX_REQ_SPI3_TX
  1133. * @arg @ref LL_DMAMUX_REQ_I2C1_RX
  1134. * @arg @ref LL_DMAMUX_REQ_I2C1_TX
  1135. * @arg @ref LL_DMAMUX_REQ_I2C2_RX
  1136. * @arg @ref LL_DMAMUX_REQ_I2C2_TX
  1137. * @arg @ref LL_DMAMUX_REQ_I2C3_RX
  1138. * @arg @ref LL_DMAMUX_REQ_I2C3_TX
  1139. * @arg @ref LL_DMAMUX_REQ_I2C4_RX
  1140. * @arg @ref LL_DMAMUX_REQ_I2C4_TX
  1141. * @arg @ref LL_DMAMUX_REQ_USART1_RX
  1142. * @arg @ref LL_DMAMUX_REQ_USART1_TX
  1143. * @arg @ref LL_DMAMUX_REQ_USART2_RX
  1144. * @arg @ref LL_DMAMUX_REQ_USART2_TX
  1145. * @arg @ref LL_DMAMUX_REQ_USART3_RX
  1146. * @arg @ref LL_DMAMUX_REQ_USART3_TX
  1147. * @arg @ref LL_DMAMUX_REQ_UART4_RX
  1148. * @arg @ref LL_DMAMUX_REQ_UART4_TX
  1149. * @arg @ref LL_DMAMUX_REQ_UART5_RX
  1150. * @arg @ref LL_DMAMUX_REQ_UART5_TX
  1151. * @arg @ref LL_DMAMUX_REQ_LPUART1_RX
  1152. * @arg @ref LL_DMAMUX_REQ_LPUART1_TX
  1153. * @arg @ref LL_DMAMUX_REQ_SAI1_A
  1154. * @arg @ref LL_DMAMUX_REQ_SAI1_B
  1155. * @arg @ref LL_DMAMUX_REQ_SAI2_A
  1156. * @arg @ref LL_DMAMUX_REQ_SAI2_B
  1157. * @arg @ref LL_DMAMUX_REQ_OSPI1
  1158. * @arg @ref LL_DMAMUX_REQ_OSPI2
  1159. * @arg @ref LL_DMAMUX_REQ_TIM1_CH1
  1160. * @arg @ref LL_DMAMUX_REQ_TIM1_CH2
  1161. * @arg @ref LL_DMAMUX_REQ_TIM1_CH3
  1162. * @arg @ref LL_DMAMUX_REQ_TIM1_CH4
  1163. * @arg @ref LL_DMAMUX_REQ_TIM1_UP
  1164. * @arg @ref LL_DMAMUX_REQ_TIM1_TRIG
  1165. * @arg @ref LL_DMAMUX_REQ_TIM1_COM
  1166. * @arg @ref LL_DMAMUX_REQ_TIM8_CH1
  1167. * @arg @ref LL_DMAMUX_REQ_TIM8_CH2
  1168. * @arg @ref LL_DMAMUX_REQ_TIM8_CH3
  1169. * @arg @ref LL_DMAMUX_REQ_TIM8_CH4
  1170. * @arg @ref LL_DMAMUX_REQ_TIM8_UP
  1171. * @arg @ref LL_DMAMUX_REQ_TIM8_TRIG
  1172. * @arg @ref LL_DMAMUX_REQ_TIM8_COM
  1173. * @arg @ref LL_DMAMUX_REQ_TIM2_CH1
  1174. * @arg @ref LL_DMAMUX_REQ_TIM2_CH2
  1175. * @arg @ref LL_DMAMUX_REQ_TIM2_CH3
  1176. * @arg @ref LL_DMAMUX_REQ_TIM2_CH4
  1177. * @arg @ref LL_DMAMUX_REQ_TIM2_UP
  1178. * @arg @ref LL_DMAMUX_REQ_TIM3_CH1
  1179. * @arg @ref LL_DMAMUX_REQ_TIM3_CH2
  1180. * @arg @ref LL_DMAMUX_REQ_TIM3_CH3
  1181. * @arg @ref LL_DMAMUX_REQ_TIM3_CH4
  1182. * @arg @ref LL_DMAMUX_REQ_TIM3_UP
  1183. * @arg @ref LL_DMAMUX_REQ_TIM3_TRIG
  1184. * @arg @ref LL_DMAMUX_REQ_TIM4_CH1
  1185. * @arg @ref LL_DMAMUX_REQ_TIM4_CH2
  1186. * @arg @ref LL_DMAMUX_REQ_TIM4_CH3
  1187. * @arg @ref LL_DMAMUX_REQ_TIM4_CH4
  1188. * @arg @ref LL_DMAMUX_REQ_TIM4_UP
  1189. * @arg @ref LL_DMAMUX_REQ_TIM5_CH1
  1190. * @arg @ref LL_DMAMUX_REQ_TIM5_CH2
  1191. * @arg @ref LL_DMAMUX_REQ_TIM5_CH3
  1192. * @arg @ref LL_DMAMUX_REQ_TIM5_CH4
  1193. * @arg @ref LL_DMAMUX_REQ_TIM5_UP
  1194. * @arg @ref LL_DMAMUX_REQ_TIM5_TRIG
  1195. * @arg @ref LL_DMAMUX_REQ_TIM15_CH1
  1196. * @arg @ref LL_DMAMUX_REQ_TIM15_UP
  1197. * @arg @ref LL_DMAMUX_REQ_TIM15_TRIG
  1198. * @arg @ref LL_DMAMUX_REQ_TIM15_COM
  1199. * @arg @ref LL_DMAMUX_REQ_TIM16_CH1
  1200. * @arg @ref LL_DMAMUX_REQ_TIM16_UP
  1201. * @arg @ref LL_DMAMUX_REQ_TIM17_CH1
  1202. * @arg @ref LL_DMAMUX_REQ_TIM17_UP
  1203. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT0
  1204. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT1
  1205. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT2
  1206. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT3
  1207. * @arg @ref LL_DMAMUX_REQ_DCMI
  1208. * @arg @ref LL_DMAMUX_REQ_DCMI_PSSI
  1209. * @arg @ref LL_DMAMUX_REQ_AES_IN
  1210. * @arg @ref LL_DMAMUX_REQ_AES_OUT
  1211. * @arg @ref LL_DMAMUX_REQ_HASH_IN
  1212. * @retval None
  1213. */
  1214. __STATIC_INLINE void LL_DMA_SetPeriphRequest(const DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Request)
  1215. {
  1216. uint32_t dmamux_ccr_offset = ((((uint32_t)DMAx ^ (uint32_t)DMA1) >> 10U) * 7U);
  1217. MODIFY_REG((DMAMUX1_Channel0 + Channel + dmamux_ccr_offset)->CCR, DMAMUX_CxCR_DMAREQ_ID, Request);
  1218. }
  1219. /**
  1220. * @brief Get DMA request for DMA Channels on DMAMUX Channel x.
  1221. * @note DMAMUX channel 0 to 6 are mapped to DMA1 channel 1 to 7.
  1222. * DMAMUX channel 7 to 13 are mapped to DMA2 channel 1 to 7.
  1223. * @rmtoll CxCR DMAREQ_ID LL_DMA_GetPeriphRequest
  1224. * @param DMAx DMAx Instance
  1225. * @param Channel This parameter can be one of the following values:
  1226. * @arg @ref LL_DMA_CHANNEL_1
  1227. * @arg @ref LL_DMA_CHANNEL_2
  1228. * @arg @ref LL_DMA_CHANNEL_3
  1229. * @arg @ref LL_DMA_CHANNEL_4
  1230. * @arg @ref LL_DMA_CHANNEL_5
  1231. * @arg @ref LL_DMA_CHANNEL_6
  1232. * @arg @ref LL_DMA_CHANNEL_7
  1233. * @retval Returned value can be one of the following values:
  1234. * @arg @ref LL_DMAMUX_REQ_MEM2MEM
  1235. * @arg @ref LL_DMAMUX_REQ_GENERATOR0
  1236. * @arg @ref LL_DMAMUX_REQ_GENERATOR1
  1237. * @arg @ref LL_DMAMUX_REQ_GENERATOR2
  1238. * @arg @ref LL_DMAMUX_REQ_GENERATOR3
  1239. * @arg @ref LL_DMAMUX_REQ_ADC1
  1240. * @arg @ref LL_DMAMUX_REQ_ADC2
  1241. * @arg @ref LL_DMAMUX_REQ_DAC1_CH1
  1242. * @arg @ref LL_DMAMUX_REQ_DAC1_CH2
  1243. * @arg @ref LL_DMAMUX_REQ_TIM6_UP
  1244. * @arg @ref LL_DMAMUX_REQ_TIM7_UP
  1245. * @arg @ref LL_DMAMUX_REQ_SPI1_RX
  1246. * @arg @ref LL_DMAMUX_REQ_SPI1_TX
  1247. * @arg @ref LL_DMAMUX_REQ_SPI2_RX
  1248. * @arg @ref LL_DMAMUX_REQ_SPI2_TX
  1249. * @arg @ref LL_DMAMUX_REQ_SPI3_RX
  1250. * @arg @ref LL_DMAMUX_REQ_SPI3_TX
  1251. * @arg @ref LL_DMAMUX_REQ_I2C1_RX
  1252. * @arg @ref LL_DMAMUX_REQ_I2C1_TX
  1253. * @arg @ref LL_DMAMUX_REQ_I2C2_RX
  1254. * @arg @ref LL_DMAMUX_REQ_I2C2_TX
  1255. * @arg @ref LL_DMAMUX_REQ_I2C3_RX
  1256. * @arg @ref LL_DMAMUX_REQ_I2C3_TX
  1257. * @arg @ref LL_DMAMUX_REQ_I2C4_RX
  1258. * @arg @ref LL_DMAMUX_REQ_I2C4_TX
  1259. * @arg @ref LL_DMAMUX_REQ_USART1_RX
  1260. * @arg @ref LL_DMAMUX_REQ_USART1_TX
  1261. * @arg @ref LL_DMAMUX_REQ_USART2_RX
  1262. * @arg @ref LL_DMAMUX_REQ_USART2_TX
  1263. * @arg @ref LL_DMAMUX_REQ_USART3_RX
  1264. * @arg @ref LL_DMAMUX_REQ_USART3_TX
  1265. * @arg @ref LL_DMAMUX_REQ_UART4_RX
  1266. * @arg @ref LL_DMAMUX_REQ_UART4_TX
  1267. * @arg @ref LL_DMAMUX_REQ_UART5_RX
  1268. * @arg @ref LL_DMAMUX_REQ_UART5_TX
  1269. * @arg @ref LL_DMAMUX_REQ_LPUART1_RX
  1270. * @arg @ref LL_DMAMUX_REQ_LPUART1_TX
  1271. * @arg @ref LL_DMAMUX_REQ_SAI1_A
  1272. * @arg @ref LL_DMAMUX_REQ_SAI1_B
  1273. * @arg @ref LL_DMAMUX_REQ_SAI2_A
  1274. * @arg @ref LL_DMAMUX_REQ_SAI2_B
  1275. * @arg @ref LL_DMAMUX_REQ_OSPI1
  1276. * @arg @ref LL_DMAMUX_REQ_OSPI2
  1277. * @arg @ref LL_DMAMUX_REQ_TIM1_CH1
  1278. * @arg @ref LL_DMAMUX_REQ_TIM1_CH2
  1279. * @arg @ref LL_DMAMUX_REQ_TIM1_CH3
  1280. * @arg @ref LL_DMAMUX_REQ_TIM1_CH4
  1281. * @arg @ref LL_DMAMUX_REQ_TIM1_UP
  1282. * @arg @ref LL_DMAMUX_REQ_TIM1_TRIG
  1283. * @arg @ref LL_DMAMUX_REQ_TIM1_COM
  1284. * @arg @ref LL_DMAMUX_REQ_TIM8_CH1
  1285. * @arg @ref LL_DMAMUX_REQ_TIM8_CH2
  1286. * @arg @ref LL_DMAMUX_REQ_TIM8_CH3
  1287. * @arg @ref LL_DMAMUX_REQ_TIM8_CH4
  1288. * @arg @ref LL_DMAMUX_REQ_TIM8_UP
  1289. * @arg @ref LL_DMAMUX_REQ_TIM8_TRIG
  1290. * @arg @ref LL_DMAMUX_REQ_TIM8_COM
  1291. * @arg @ref LL_DMAMUX_REQ_TIM2_CH1
  1292. * @arg @ref LL_DMAMUX_REQ_TIM2_CH2
  1293. * @arg @ref LL_DMAMUX_REQ_TIM2_CH3
  1294. * @arg @ref LL_DMAMUX_REQ_TIM2_CH4
  1295. * @arg @ref LL_DMAMUX_REQ_TIM2_UP
  1296. * @arg @ref LL_DMAMUX_REQ_TIM3_CH1
  1297. * @arg @ref LL_DMAMUX_REQ_TIM3_CH2
  1298. * @arg @ref LL_DMAMUX_REQ_TIM3_CH3
  1299. * @arg @ref LL_DMAMUX_REQ_TIM3_CH4
  1300. * @arg @ref LL_DMAMUX_REQ_TIM3_UP
  1301. * @arg @ref LL_DMAMUX_REQ_TIM3_TRIG
  1302. * @arg @ref LL_DMAMUX_REQ_TIM4_CH1
  1303. * @arg @ref LL_DMAMUX_REQ_TIM4_CH2
  1304. * @arg @ref LL_DMAMUX_REQ_TIM4_CH3
  1305. * @arg @ref LL_DMAMUX_REQ_TIM4_CH4
  1306. * @arg @ref LL_DMAMUX_REQ_TIM4_UP
  1307. * @arg @ref LL_DMAMUX_REQ_TIM5_CH1
  1308. * @arg @ref LL_DMAMUX_REQ_TIM5_CH2
  1309. * @arg @ref LL_DMAMUX_REQ_TIM5_CH3
  1310. * @arg @ref LL_DMAMUX_REQ_TIM5_CH4
  1311. * @arg @ref LL_DMAMUX_REQ_TIM5_UP
  1312. * @arg @ref LL_DMAMUX_REQ_TIM5_TRIG
  1313. * @arg @ref LL_DMAMUX_REQ_TIM15_CH1
  1314. * @arg @ref LL_DMAMUX_REQ_TIM15_UP
  1315. * @arg @ref LL_DMAMUX_REQ_TIM15_TRIG
  1316. * @arg @ref LL_DMAMUX_REQ_TIM15_COM
  1317. * @arg @ref LL_DMAMUX_REQ_TIM16_CH1
  1318. * @arg @ref LL_DMAMUX_REQ_TIM16_UP
  1319. * @arg @ref LL_DMAMUX_REQ_TIM17_CH1
  1320. * @arg @ref LL_DMAMUX_REQ_TIM17_UP
  1321. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT0
  1322. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT1
  1323. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT2
  1324. * @arg @ref LL_DMAMUX_REQ_DFSDM1_FLT3
  1325. * @arg @ref LL_DMAMUX_REQ_DCMI
  1326. * @arg @ref LL_DMAMUX_REQ_DCMI_PSSI
  1327. * @arg @ref LL_DMAMUX_REQ_AES_IN
  1328. * @arg @ref LL_DMAMUX_REQ_AES_OUT
  1329. * @arg @ref LL_DMAMUX_REQ_HASH_IN
  1330. */
  1331. __STATIC_INLINE uint32_t LL_DMA_GetPeriphRequest(const DMA_TypeDef *DMAx, uint32_t Channel)
  1332. {
  1333. uint32_t dmamux_ccr_offset = ((((uint32_t)DMAx ^ (uint32_t)DMA1) >> 10U) * 7U);
  1334. return (READ_BIT((DMAMUX1_Channel0 + Channel + dmamux_ccr_offset)->CCR, DMAMUX_CxCR_DMAREQ_ID));
  1335. }
  1336. #else
  1337. /**
  1338. * @brief Set DMA request for DMA instance on Channel x.
  1339. * @note Please refer to Reference Manual to get the available mapping of Request value link to Channel Selection.
  1340. * @rmtoll CSELR C1S LL_DMA_SetPeriphRequest\n
  1341. * CSELR C2S LL_DMA_SetPeriphRequest\n
  1342. * CSELR C3S LL_DMA_SetPeriphRequest\n
  1343. * CSELR C4S LL_DMA_SetPeriphRequest\n
  1344. * CSELR C5S LL_DMA_SetPeriphRequest\n
  1345. * CSELR C6S LL_DMA_SetPeriphRequest\n
  1346. * CSELR C7S LL_DMA_SetPeriphRequest
  1347. * @param DMAx DMAx Instance
  1348. * @param Channel This parameter can be one of the following values:
  1349. * @arg @ref LL_DMA_CHANNEL_1
  1350. * @arg @ref LL_DMA_CHANNEL_2
  1351. * @arg @ref LL_DMA_CHANNEL_3
  1352. * @arg @ref LL_DMA_CHANNEL_4
  1353. * @arg @ref LL_DMA_CHANNEL_5
  1354. * @arg @ref LL_DMA_CHANNEL_6
  1355. * @arg @ref LL_DMA_CHANNEL_7
  1356. * @param PeriphRequest This parameter can be one of the following values:
  1357. * @arg @ref LL_DMA_REQUEST_0
  1358. * @arg @ref LL_DMA_REQUEST_1
  1359. * @arg @ref LL_DMA_REQUEST_2
  1360. * @arg @ref LL_DMA_REQUEST_3
  1361. * @arg @ref LL_DMA_REQUEST_4
  1362. * @arg @ref LL_DMA_REQUEST_5
  1363. * @arg @ref LL_DMA_REQUEST_6
  1364. * @arg @ref LL_DMA_REQUEST_7
  1365. * @retval None
  1366. */
  1367. __STATIC_INLINE void LL_DMA_SetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphRequest)
  1368. {
  1369. MODIFY_REG(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1370. DMA_CSELR_C1S << ((Channel) * 4U), PeriphRequest << DMA_POSITION_CSELR_CXS);
  1371. }
  1372. /**
  1373. * @brief Get DMA request for DMA instance on Channel x.
  1374. * @rmtoll CSELR C1S LL_DMA_GetPeriphRequest\n
  1375. * CSELR C2S LL_DMA_GetPeriphRequest\n
  1376. * CSELR C3S LL_DMA_GetPeriphRequest\n
  1377. * CSELR C4S LL_DMA_GetPeriphRequest\n
  1378. * CSELR C5S LL_DMA_GetPeriphRequest\n
  1379. * CSELR C6S LL_DMA_GetPeriphRequest\n
  1380. * CSELR C7S LL_DMA_GetPeriphRequest
  1381. * @param DMAx DMAx Instance
  1382. * @param Channel This parameter can be one of the following values:
  1383. * @arg @ref LL_DMA_CHANNEL_1
  1384. * @arg @ref LL_DMA_CHANNEL_2
  1385. * @arg @ref LL_DMA_CHANNEL_3
  1386. * @arg @ref LL_DMA_CHANNEL_4
  1387. * @arg @ref LL_DMA_CHANNEL_5
  1388. * @arg @ref LL_DMA_CHANNEL_6
  1389. * @arg @ref LL_DMA_CHANNEL_7
  1390. * @retval Returned value can be one of the following values:
  1391. * @arg @ref LL_DMA_REQUEST_0
  1392. * @arg @ref LL_DMA_REQUEST_1
  1393. * @arg @ref LL_DMA_REQUEST_2
  1394. * @arg @ref LL_DMA_REQUEST_3
  1395. * @arg @ref LL_DMA_REQUEST_4
  1396. * @arg @ref LL_DMA_REQUEST_5
  1397. * @arg @ref LL_DMA_REQUEST_6
  1398. * @arg @ref LL_DMA_REQUEST_7
  1399. */
  1400. __STATIC_INLINE uint32_t LL_DMA_GetPeriphRequest(const DMA_TypeDef *DMAx, uint32_t Channel)
  1401. {
  1402. return (READ_BIT(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1403. DMA_CSELR_C1S << ((Channel) * 4U)) >> DMA_POSITION_CSELR_CXS);
  1404. }
  1405. #endif /* DMAMUX1 */
  1406. /**
  1407. * @}
  1408. */
  1409. /** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management
  1410. * @{
  1411. */
  1412. /**
  1413. * @brief Get Channel 1 global interrupt flag.
  1414. * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1
  1415. * @param DMAx DMAx Instance
  1416. * @retval State of bit (1 or 0).
  1417. */
  1418. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(const DMA_TypeDef *DMAx)
  1419. {
  1420. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1)) ? 1UL : 0UL);
  1421. }
  1422. /**
  1423. * @brief Get Channel 2 global interrupt flag.
  1424. * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2
  1425. * @param DMAx DMAx Instance
  1426. * @retval State of bit (1 or 0).
  1427. */
  1428. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(const DMA_TypeDef *DMAx)
  1429. {
  1430. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2)) ? 1UL : 0UL);
  1431. }
  1432. /**
  1433. * @brief Get Channel 3 global interrupt flag.
  1434. * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3
  1435. * @param DMAx DMAx Instance
  1436. * @retval State of bit (1 or 0).
  1437. */
  1438. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(const DMA_TypeDef *DMAx)
  1439. {
  1440. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3)) ? 1UL : 0UL);
  1441. }
  1442. /**
  1443. * @brief Get Channel 4 global interrupt flag.
  1444. * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4
  1445. * @param DMAx DMAx Instance
  1446. * @retval State of bit (1 or 0).
  1447. */
  1448. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(const DMA_TypeDef *DMAx)
  1449. {
  1450. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4)) ? 1UL : 0UL);
  1451. }
  1452. /**
  1453. * @brief Get Channel 5 global interrupt flag.
  1454. * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5
  1455. * @param DMAx DMAx Instance
  1456. * @retval State of bit (1 or 0).
  1457. */
  1458. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(const DMA_TypeDef *DMAx)
  1459. {
  1460. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5)) ? 1UL : 0UL);
  1461. }
  1462. /**
  1463. * @brief Get Channel 6 global interrupt flag.
  1464. * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6
  1465. * @param DMAx DMAx Instance
  1466. * @retval State of bit (1 or 0).
  1467. */
  1468. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(const DMA_TypeDef *DMAx)
  1469. {
  1470. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6)) ? 1UL : 0UL);
  1471. }
  1472. /**
  1473. * @brief Get Channel 7 global interrupt flag.
  1474. * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7
  1475. * @param DMAx DMAx Instance
  1476. * @retval State of bit (1 or 0).
  1477. */
  1478. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(const DMA_TypeDef *DMAx)
  1479. {
  1480. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7)) ? 1UL : 0UL);
  1481. }
  1482. /**
  1483. * @brief Get Channel 1 transfer complete flag.
  1484. * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1
  1485. * @param DMAx DMAx Instance
  1486. * @retval State of bit (1 or 0).
  1487. */
  1488. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(const DMA_TypeDef *DMAx)
  1489. {
  1490. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1)) ? 1UL : 0UL);
  1491. }
  1492. /**
  1493. * @brief Get Channel 2 transfer complete flag.
  1494. * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2
  1495. * @param DMAx DMAx Instance
  1496. * @retval State of bit (1 or 0).
  1497. */
  1498. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(const DMA_TypeDef *DMAx)
  1499. {
  1500. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2)) ? 1UL : 0UL);
  1501. }
  1502. /**
  1503. * @brief Get Channel 3 transfer complete flag.
  1504. * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3
  1505. * @param DMAx DMAx Instance
  1506. * @retval State of bit (1 or 0).
  1507. */
  1508. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(const DMA_TypeDef *DMAx)
  1509. {
  1510. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3)) ? 1UL : 0UL);
  1511. }
  1512. /**
  1513. * @brief Get Channel 4 transfer complete flag.
  1514. * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4
  1515. * @param DMAx DMAx Instance
  1516. * @retval State of bit (1 or 0).
  1517. */
  1518. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(const DMA_TypeDef *DMAx)
  1519. {
  1520. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4)) ? 1UL : 0UL);
  1521. }
  1522. /**
  1523. * @brief Get Channel 5 transfer complete flag.
  1524. * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5
  1525. * @param DMAx DMAx Instance
  1526. * @retval State of bit (1 or 0).
  1527. */
  1528. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(const DMA_TypeDef *DMAx)
  1529. {
  1530. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5)) ? 1UL : 0UL);
  1531. }
  1532. /**
  1533. * @brief Get Channel 6 transfer complete flag.
  1534. * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6
  1535. * @param DMAx DMAx Instance
  1536. * @retval State of bit (1 or 0).
  1537. */
  1538. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(const DMA_TypeDef *DMAx)
  1539. {
  1540. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6)) ? 1UL : 0UL);
  1541. }
  1542. /**
  1543. * @brief Get Channel 7 transfer complete flag.
  1544. * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7
  1545. * @param DMAx DMAx Instance
  1546. * @retval State of bit (1 or 0).
  1547. */
  1548. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(const DMA_TypeDef *DMAx)
  1549. {
  1550. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7)) ? 1UL : 0UL);
  1551. }
  1552. /**
  1553. * @brief Get Channel 1 half transfer flag.
  1554. * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1
  1555. * @param DMAx DMAx Instance
  1556. * @retval State of bit (1 or 0).
  1557. */
  1558. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(const DMA_TypeDef *DMAx)
  1559. {
  1560. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1)) ? 1UL : 0UL);
  1561. }
  1562. /**
  1563. * @brief Get Channel 2 half transfer flag.
  1564. * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2
  1565. * @param DMAx DMAx Instance
  1566. * @retval State of bit (1 or 0).
  1567. */
  1568. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(const DMA_TypeDef *DMAx)
  1569. {
  1570. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2)) ? 1UL : 0UL);
  1571. }
  1572. /**
  1573. * @brief Get Channel 3 half transfer flag.
  1574. * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3
  1575. * @param DMAx DMAx Instance
  1576. * @retval State of bit (1 or 0).
  1577. */
  1578. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(const DMA_TypeDef *DMAx)
  1579. {
  1580. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3)) ? 1UL : 0UL);
  1581. }
  1582. /**
  1583. * @brief Get Channel 4 half transfer flag.
  1584. * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4
  1585. * @param DMAx DMAx Instance
  1586. * @retval State of bit (1 or 0).
  1587. */
  1588. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(const DMA_TypeDef *DMAx)
  1589. {
  1590. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4)) ? 1UL : 0UL);
  1591. }
  1592. /**
  1593. * @brief Get Channel 5 half transfer flag.
  1594. * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5
  1595. * @param DMAx DMAx Instance
  1596. * @retval State of bit (1 or 0).
  1597. */
  1598. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(const DMA_TypeDef *DMAx)
  1599. {
  1600. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5)) ? 1UL : 0UL);
  1601. }
  1602. /**
  1603. * @brief Get Channel 6 half transfer flag.
  1604. * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6
  1605. * @param DMAx DMAx Instance
  1606. * @retval State of bit (1 or 0).
  1607. */
  1608. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(const DMA_TypeDef *DMAx)
  1609. {
  1610. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6)) ? 1UL : 0UL);
  1611. }
  1612. /**
  1613. * @brief Get Channel 7 half transfer flag.
  1614. * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7
  1615. * @param DMAx DMAx Instance
  1616. * @retval State of bit (1 or 0).
  1617. */
  1618. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(const DMA_TypeDef *DMAx)
  1619. {
  1620. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7)) ? 1UL : 0UL);
  1621. }
  1622. /**
  1623. * @brief Get Channel 1 transfer error flag.
  1624. * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1
  1625. * @param DMAx DMAx Instance
  1626. * @retval State of bit (1 or 0).
  1627. */
  1628. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(const DMA_TypeDef *DMAx)
  1629. {
  1630. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1)) ? 1UL : 0UL);
  1631. }
  1632. /**
  1633. * @brief Get Channel 2 transfer error flag.
  1634. * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2
  1635. * @param DMAx DMAx Instance
  1636. * @retval State of bit (1 or 0).
  1637. */
  1638. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(const DMA_TypeDef *DMAx)
  1639. {
  1640. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2)) ? 1UL : 0UL);
  1641. }
  1642. /**
  1643. * @brief Get Channel 3 transfer error flag.
  1644. * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3
  1645. * @param DMAx DMAx Instance
  1646. * @retval State of bit (1 or 0).
  1647. */
  1648. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(const DMA_TypeDef *DMAx)
  1649. {
  1650. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3)) ? 1UL : 0UL);
  1651. }
  1652. /**
  1653. * @brief Get Channel 4 transfer error flag.
  1654. * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4
  1655. * @param DMAx DMAx Instance
  1656. * @retval State of bit (1 or 0).
  1657. */
  1658. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(const DMA_TypeDef *DMAx)
  1659. {
  1660. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4)) ? 1UL : 0UL);
  1661. }
  1662. /**
  1663. * @brief Get Channel 5 transfer error flag.
  1664. * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5
  1665. * @param DMAx DMAx Instance
  1666. * @retval State of bit (1 or 0).
  1667. */
  1668. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(const DMA_TypeDef *DMAx)
  1669. {
  1670. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5)) ? 1UL : 0UL);
  1671. }
  1672. /**
  1673. * @brief Get Channel 6 transfer error flag.
  1674. * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6
  1675. * @param DMAx DMAx Instance
  1676. * @retval State of bit (1 or 0).
  1677. */
  1678. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(const DMA_TypeDef *DMAx)
  1679. {
  1680. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6)) ? 1UL : 0UL);
  1681. }
  1682. /**
  1683. * @brief Get Channel 7 transfer error flag.
  1684. * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7
  1685. * @param DMAx DMAx Instance
  1686. * @retval State of bit (1 or 0).
  1687. */
  1688. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(const DMA_TypeDef *DMAx)
  1689. {
  1690. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7)) ? 1UL : 0UL);
  1691. }
  1692. /**
  1693. * @brief Clear Channel 1 global interrupt flag.
  1694. * @note Do not Clear Channel 1 global interrupt flag when the channel in ON.
  1695. Instead clear specific flags transfer complete, half transfer & transfer
  1696. error flag with LL_DMA_ClearFlag_TC1, LL_DMA_ClearFlag_HT1,
  1697. LL_DMA_ClearFlag_TE1. bug id 2.4.1 in Product Errata Sheet.
  1698. * @rmtoll IFCR CGIF1 LL_DMA_ClearFlag_GI1
  1699. * @param DMAx DMAx Instance
  1700. * @retval None
  1701. */
  1702. __STATIC_INLINE void LL_DMA_ClearFlag_GI1(DMA_TypeDef *DMAx)
  1703. {
  1704. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF1);
  1705. }
  1706. /**
  1707. * @brief Clear Channel 2 global interrupt flag.
  1708. * @note Do not Clear Channel 2 global interrupt flag when the channel in ON.
  1709. Instead clear specific flags transfer complete, half transfer & transfer
  1710. error flag with LL_DMA_ClearFlag_TC2, LL_DMA_ClearFlag_HT2,
  1711. LL_DMA_ClearFlag_TE2. bug id 2.4.1 in Product Errata Sheet.
  1712. * @rmtoll IFCR CGIF2 LL_DMA_ClearFlag_GI2
  1713. * @param DMAx DMAx Instance
  1714. * @retval None
  1715. */
  1716. __STATIC_INLINE void LL_DMA_ClearFlag_GI2(DMA_TypeDef *DMAx)
  1717. {
  1718. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF2);
  1719. }
  1720. /**
  1721. * @brief Clear Channel 3 global interrupt flag.
  1722. * @note Do not Clear Channel 3 global interrupt flag when the channel in ON.
  1723. Instead clear specific flags transfer complete, half transfer & transfer
  1724. error flag with LL_DMA_ClearFlag_TC3, LL_DMA_ClearFlag_HT3,
  1725. LL_DMA_ClearFlag_TE3. bug id 2.4.1 in Product Errata Sheet.
  1726. * @rmtoll IFCR CGIF3 LL_DMA_ClearFlag_GI3
  1727. * @param DMAx DMAx Instance
  1728. * @retval None
  1729. */
  1730. __STATIC_INLINE void LL_DMA_ClearFlag_GI3(DMA_TypeDef *DMAx)
  1731. {
  1732. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF3);
  1733. }
  1734. /**
  1735. * @brief Clear Channel 4 global interrupt flag.
  1736. * @note Do not Clear Channel 4 global interrupt flag when the channel in ON.
  1737. Instead clear specific flags transfer complete, half transfer & transfer
  1738. error flag with LL_DMA_ClearFlag_TC4, LL_DMA_ClearFlag_HT4,
  1739. LL_DMA_ClearFlag_TE4. bug id 2.4.1 in Product Errata Sheet.
  1740. * @rmtoll IFCR CGIF4 LL_DMA_ClearFlag_GI4
  1741. * @param DMAx DMAx Instance
  1742. * @retval None
  1743. */
  1744. __STATIC_INLINE void LL_DMA_ClearFlag_GI4(DMA_TypeDef *DMAx)
  1745. {
  1746. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF4);
  1747. }
  1748. /**
  1749. * @brief Clear Channel 5 global interrupt flag.
  1750. * @note Do not Clear Channel 5 global interrupt flag when the channel in ON.
  1751. Instead clear specific flags transfer complete, half transfer & transfer
  1752. error flag with LL_DMA_ClearFlag_TC5, LL_DMA_ClearFlag_HT5,
  1753. LL_DMA_ClearFlag_TE5. bug id 2.4.1 in Product Errata Sheet.
  1754. * @rmtoll IFCR CGIF5 LL_DMA_ClearFlag_GI5
  1755. * @param DMAx DMAx Instance
  1756. * @retval None
  1757. */
  1758. __STATIC_INLINE void LL_DMA_ClearFlag_GI5(DMA_TypeDef *DMAx)
  1759. {
  1760. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF5);
  1761. }
  1762. /**
  1763. * @brief Clear Channel 6 global interrupt flag.
  1764. * @note Do not Clear Channel 6 global interrupt flag when the channel in ON.
  1765. Instead clear specific flags transfer complete, half transfer & transfer
  1766. error flag with LL_DMA_ClearFlag_TC6, LL_DMA_ClearFlag_HT6,
  1767. LL_DMA_ClearFlag_TE6. bug id 2.4.1 in Product Errata Sheet.
  1768. * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6
  1769. * @param DMAx DMAx Instance
  1770. * @retval None
  1771. */
  1772. __STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx)
  1773. {
  1774. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF6);
  1775. }
  1776. /**
  1777. * @brief Clear Channel 7 global interrupt flag.
  1778. * @note Do not Clear Channel 7 global interrupt flag when the channel in ON.
  1779. Instead clear specific flags transfer complete, half transfer & transfer
  1780. error flag with LL_DMA_ClearFlag_TC7, LL_DMA_ClearFlag_HT7,
  1781. LL_DMA_ClearFlag_TE7. bug id 2.4.1 in Product Errata Sheet.
  1782. * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7
  1783. * @param DMAx DMAx Instance
  1784. * @retval None
  1785. */
  1786. __STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx)
  1787. {
  1788. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF7);
  1789. }
  1790. /**
  1791. * @brief Clear Channel 1 transfer complete flag.
  1792. * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1
  1793. * @param DMAx DMAx Instance
  1794. * @retval None
  1795. */
  1796. __STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx)
  1797. {
  1798. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF1);
  1799. }
  1800. /**
  1801. * @brief Clear Channel 2 transfer complete flag.
  1802. * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2
  1803. * @param DMAx DMAx Instance
  1804. * @retval None
  1805. */
  1806. __STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx)
  1807. {
  1808. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF2);
  1809. }
  1810. /**
  1811. * @brief Clear Channel 3 transfer complete flag.
  1812. * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3
  1813. * @param DMAx DMAx Instance
  1814. * @retval None
  1815. */
  1816. __STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx)
  1817. {
  1818. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF3);
  1819. }
  1820. /**
  1821. * @brief Clear Channel 4 transfer complete flag.
  1822. * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4
  1823. * @param DMAx DMAx Instance
  1824. * @retval None
  1825. */
  1826. __STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx)
  1827. {
  1828. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF4);
  1829. }
  1830. /**
  1831. * @brief Clear Channel 5 transfer complete flag.
  1832. * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5
  1833. * @param DMAx DMAx Instance
  1834. * @retval None
  1835. */
  1836. __STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx)
  1837. {
  1838. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF5);
  1839. }
  1840. /**
  1841. * @brief Clear Channel 6 transfer complete flag.
  1842. * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6
  1843. * @param DMAx DMAx Instance
  1844. * @retval None
  1845. */
  1846. __STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx)
  1847. {
  1848. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF6);
  1849. }
  1850. /**
  1851. * @brief Clear Channel 7 transfer complete flag.
  1852. * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7
  1853. * @param DMAx DMAx Instance
  1854. * @retval None
  1855. */
  1856. __STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx)
  1857. {
  1858. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF7);
  1859. }
  1860. /**
  1861. * @brief Clear Channel 1 half transfer flag.
  1862. * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1
  1863. * @param DMAx DMAx Instance
  1864. * @retval None
  1865. */
  1866. __STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx)
  1867. {
  1868. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF1);
  1869. }
  1870. /**
  1871. * @brief Clear Channel 2 half transfer flag.
  1872. * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2
  1873. * @param DMAx DMAx Instance
  1874. * @retval None
  1875. */
  1876. __STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx)
  1877. {
  1878. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF2);
  1879. }
  1880. /**
  1881. * @brief Clear Channel 3 half transfer flag.
  1882. * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3
  1883. * @param DMAx DMAx Instance
  1884. * @retval None
  1885. */
  1886. __STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx)
  1887. {
  1888. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF3);
  1889. }
  1890. /**
  1891. * @brief Clear Channel 4 half transfer flag.
  1892. * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4
  1893. * @param DMAx DMAx Instance
  1894. * @retval None
  1895. */
  1896. __STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx)
  1897. {
  1898. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF4);
  1899. }
  1900. /**
  1901. * @brief Clear Channel 5 half transfer flag.
  1902. * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5
  1903. * @param DMAx DMAx Instance
  1904. * @retval None
  1905. */
  1906. __STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx)
  1907. {
  1908. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF5);
  1909. }
  1910. /**
  1911. * @brief Clear Channel 6 half transfer flag.
  1912. * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6
  1913. * @param DMAx DMAx Instance
  1914. * @retval None
  1915. */
  1916. __STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx)
  1917. {
  1918. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF6);
  1919. }
  1920. /**
  1921. * @brief Clear Channel 7 half transfer flag.
  1922. * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7
  1923. * @param DMAx DMAx Instance
  1924. * @retval None
  1925. */
  1926. __STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx)
  1927. {
  1928. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF7);
  1929. }
  1930. /**
  1931. * @brief Clear Channel 1 transfer error flag.
  1932. * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1
  1933. * @param DMAx DMAx Instance
  1934. * @retval None
  1935. */
  1936. __STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx)
  1937. {
  1938. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF1);
  1939. }
  1940. /**
  1941. * @brief Clear Channel 2 transfer error flag.
  1942. * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2
  1943. * @param DMAx DMAx Instance
  1944. * @retval None
  1945. */
  1946. __STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx)
  1947. {
  1948. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF2);
  1949. }
  1950. /**
  1951. * @brief Clear Channel 3 transfer error flag.
  1952. * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3
  1953. * @param DMAx DMAx Instance
  1954. * @retval None
  1955. */
  1956. __STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx)
  1957. {
  1958. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF3);
  1959. }
  1960. /**
  1961. * @brief Clear Channel 4 transfer error flag.
  1962. * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4
  1963. * @param DMAx DMAx Instance
  1964. * @retval None
  1965. */
  1966. __STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx)
  1967. {
  1968. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF4);
  1969. }
  1970. /**
  1971. * @brief Clear Channel 5 transfer error flag.
  1972. * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5
  1973. * @param DMAx DMAx Instance
  1974. * @retval None
  1975. */
  1976. __STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx)
  1977. {
  1978. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF5);
  1979. }
  1980. /**
  1981. * @brief Clear Channel 6 transfer error flag.
  1982. * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6
  1983. * @param DMAx DMAx Instance
  1984. * @retval None
  1985. */
  1986. __STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx)
  1987. {
  1988. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF6);
  1989. }
  1990. /**
  1991. * @brief Clear Channel 7 transfer error flag.
  1992. * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7
  1993. * @param DMAx DMAx Instance
  1994. * @retval None
  1995. */
  1996. __STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx)
  1997. {
  1998. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF7);
  1999. }
  2000. /**
  2001. * @}
  2002. */
  2003. /** @defgroup DMA_LL_EF_IT_Management IT_Management
  2004. * @{
  2005. */
  2006. /**
  2007. * @brief Enable Transfer complete interrupt.
  2008. * @rmtoll CCR TCIE LL_DMA_EnableIT_TC
  2009. * @param DMAx DMAx Instance
  2010. * @param Channel This parameter can be one of the following values:
  2011. * @arg @ref LL_DMA_CHANNEL_1
  2012. * @arg @ref LL_DMA_CHANNEL_2
  2013. * @arg @ref LL_DMA_CHANNEL_3
  2014. * @arg @ref LL_DMA_CHANNEL_4
  2015. * @arg @ref LL_DMA_CHANNEL_5
  2016. * @arg @ref LL_DMA_CHANNEL_6
  2017. * @arg @ref LL_DMA_CHANNEL_7
  2018. * @retval None
  2019. */
  2020. __STATIC_INLINE void LL_DMA_EnableIT_TC(const DMA_TypeDef *DMAx, uint32_t Channel)
  2021. {
  2022. uint32_t dma_base_addr = (uint32_t)DMAx;
  2023. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TCIE);
  2024. }
  2025. /**
  2026. * @brief Enable Half transfer interrupt.
  2027. * @rmtoll CCR HTIE LL_DMA_EnableIT_HT
  2028. * @param DMAx DMAx Instance
  2029. * @param Channel This parameter can be one of the following values:
  2030. * @arg @ref LL_DMA_CHANNEL_1
  2031. * @arg @ref LL_DMA_CHANNEL_2
  2032. * @arg @ref LL_DMA_CHANNEL_3
  2033. * @arg @ref LL_DMA_CHANNEL_4
  2034. * @arg @ref LL_DMA_CHANNEL_5
  2035. * @arg @ref LL_DMA_CHANNEL_6
  2036. * @arg @ref LL_DMA_CHANNEL_7
  2037. * @retval None
  2038. */
  2039. __STATIC_INLINE void LL_DMA_EnableIT_HT(const DMA_TypeDef *DMAx, uint32_t Channel)
  2040. {
  2041. uint32_t dma_base_addr = (uint32_t)DMAx;
  2042. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_HTIE);
  2043. }
  2044. /**
  2045. * @brief Enable Transfer error interrupt.
  2046. * @rmtoll CCR TEIE LL_DMA_EnableIT_TE
  2047. * @param DMAx DMAx Instance
  2048. * @param Channel This parameter can be one of the following values:
  2049. * @arg @ref LL_DMA_CHANNEL_1
  2050. * @arg @ref LL_DMA_CHANNEL_2
  2051. * @arg @ref LL_DMA_CHANNEL_3
  2052. * @arg @ref LL_DMA_CHANNEL_4
  2053. * @arg @ref LL_DMA_CHANNEL_5
  2054. * @arg @ref LL_DMA_CHANNEL_6
  2055. * @arg @ref LL_DMA_CHANNEL_7
  2056. * @retval None
  2057. */
  2058. __STATIC_INLINE void LL_DMA_EnableIT_TE(const DMA_TypeDef *DMAx, uint32_t Channel)
  2059. {
  2060. uint32_t dma_base_addr = (uint32_t)DMAx;
  2061. SET_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TEIE);
  2062. }
  2063. /**
  2064. * @brief Disable Transfer complete interrupt.
  2065. * @rmtoll CCR TCIE LL_DMA_DisableIT_TC
  2066. * @param DMAx DMAx Instance
  2067. * @param Channel This parameter can be one of the following values:
  2068. * @arg @ref LL_DMA_CHANNEL_1
  2069. * @arg @ref LL_DMA_CHANNEL_2
  2070. * @arg @ref LL_DMA_CHANNEL_3
  2071. * @arg @ref LL_DMA_CHANNEL_4
  2072. * @arg @ref LL_DMA_CHANNEL_5
  2073. * @arg @ref LL_DMA_CHANNEL_6
  2074. * @arg @ref LL_DMA_CHANNEL_7
  2075. * @retval None
  2076. */
  2077. __STATIC_INLINE void LL_DMA_DisableIT_TC(const DMA_TypeDef *DMAx, uint32_t Channel)
  2078. {
  2079. uint32_t dma_base_addr = (uint32_t)DMAx;
  2080. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TCIE);
  2081. }
  2082. /**
  2083. * @brief Disable Half transfer interrupt.
  2084. * @rmtoll CCR HTIE LL_DMA_DisableIT_HT
  2085. * @param DMAx DMAx Instance
  2086. * @param Channel This parameter can be one of the following values:
  2087. * @arg @ref LL_DMA_CHANNEL_1
  2088. * @arg @ref LL_DMA_CHANNEL_2
  2089. * @arg @ref LL_DMA_CHANNEL_3
  2090. * @arg @ref LL_DMA_CHANNEL_4
  2091. * @arg @ref LL_DMA_CHANNEL_5
  2092. * @arg @ref LL_DMA_CHANNEL_6
  2093. * @arg @ref LL_DMA_CHANNEL_7
  2094. * @retval None
  2095. */
  2096. __STATIC_INLINE void LL_DMA_DisableIT_HT(const DMA_TypeDef *DMAx, uint32_t Channel)
  2097. {
  2098. uint32_t dma_base_addr = (uint32_t)DMAx;
  2099. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_HTIE);
  2100. }
  2101. /**
  2102. * @brief Disable Transfer error interrupt.
  2103. * @rmtoll CCR TEIE LL_DMA_DisableIT_TE
  2104. * @param DMAx DMAx Instance
  2105. * @param Channel This parameter can be one of the following values:
  2106. * @arg @ref LL_DMA_CHANNEL_1
  2107. * @arg @ref LL_DMA_CHANNEL_2
  2108. * @arg @ref LL_DMA_CHANNEL_3
  2109. * @arg @ref LL_DMA_CHANNEL_4
  2110. * @arg @ref LL_DMA_CHANNEL_5
  2111. * @arg @ref LL_DMA_CHANNEL_6
  2112. * @arg @ref LL_DMA_CHANNEL_7
  2113. * @retval None
  2114. */
  2115. __STATIC_INLINE void LL_DMA_DisableIT_TE(const DMA_TypeDef *DMAx, uint32_t Channel)
  2116. {
  2117. uint32_t dma_base_addr = (uint32_t)DMAx;
  2118. CLEAR_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR, DMA_CCR_TEIE);
  2119. }
  2120. /**
  2121. * @brief Check if Transfer complete Interrupt is enabled.
  2122. * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC
  2123. * @param DMAx DMAx Instance
  2124. * @param Channel This parameter can be one of the following values:
  2125. * @arg @ref LL_DMA_CHANNEL_1
  2126. * @arg @ref LL_DMA_CHANNEL_2
  2127. * @arg @ref LL_DMA_CHANNEL_3
  2128. * @arg @ref LL_DMA_CHANNEL_4
  2129. * @arg @ref LL_DMA_CHANNEL_5
  2130. * @arg @ref LL_DMA_CHANNEL_6
  2131. * @arg @ref LL_DMA_CHANNEL_7
  2132. * @retval State of bit (1 or 0).
  2133. */
  2134. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(const DMA_TypeDef *DMAx, uint32_t Channel)
  2135. {
  2136. uint32_t dma_base_addr = (uint32_t)DMAx;
  2137. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  2138. DMA_CCR_TCIE) == (DMA_CCR_TCIE)) ? 1UL : 0UL);
  2139. }
  2140. /**
  2141. * @brief Check if Half transfer Interrupt is enabled.
  2142. * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_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 State of bit (1 or 0).
  2153. */
  2154. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(const DMA_TypeDef *DMAx, uint32_t Channel)
  2155. {
  2156. uint32_t dma_base_addr = (uint32_t)DMAx;
  2157. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  2158. DMA_CCR_HTIE) == (DMA_CCR_HTIE)) ? 1UL : 0UL);
  2159. }
  2160. /**
  2161. * @brief Check if Transfer error Interrupt is enabled.
  2162. * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE
  2163. * @param DMAx DMAx Instance
  2164. * @param Channel This parameter can be one of the following values:
  2165. * @arg @ref LL_DMA_CHANNEL_1
  2166. * @arg @ref LL_DMA_CHANNEL_2
  2167. * @arg @ref LL_DMA_CHANNEL_3
  2168. * @arg @ref LL_DMA_CHANNEL_4
  2169. * @arg @ref LL_DMA_CHANNEL_5
  2170. * @arg @ref LL_DMA_CHANNEL_6
  2171. * @arg @ref LL_DMA_CHANNEL_7
  2172. * @retval State of bit (1 or 0).
  2173. */
  2174. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(const DMA_TypeDef *DMAx, uint32_t Channel)
  2175. {
  2176. uint32_t dma_base_addr = (uint32_t)DMAx;
  2177. return ((READ_BIT(((DMA_Channel_TypeDef *)(dma_base_addr + CHANNEL_OFFSET_TAB[Channel]))->CCR,
  2178. DMA_CCR_TEIE) == (DMA_CCR_TEIE)) ? 1UL : 0UL);
  2179. }
  2180. /**
  2181. * @}
  2182. */
  2183. #if defined(USE_FULL_LL_DRIVER)
  2184. /** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions
  2185. * @{
  2186. */
  2187. ErrorStatus LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct);
  2188. ErrorStatus LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel);
  2189. void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct);
  2190. /**
  2191. * @}
  2192. */
  2193. #endif /* USE_FULL_LL_DRIVER */
  2194. /**
  2195. * @}
  2196. */
  2197. /**
  2198. * @}
  2199. */
  2200. #endif /* DMA1 || DMA2 */
  2201. /**
  2202. * @}
  2203. */
  2204. #ifdef __cplusplus
  2205. }
  2206. #endif
  2207. #endif /* STM32L4xx_LL_DMA_H */