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  1. /**
  2. ******************************************************************************
  3. * @file stm32l0xx_ll_dma.h
  4. * @author MCD Application Team
  5. * @brief Header file of DMA LL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics.
  10. * All rights reserved.</center></h2>
  11. *
  12. * This software component is licensed by ST under BSD 3-Clause license,
  13. * the "License"; You may not use this file except in compliance with the
  14. * License. You may obtain a copy of the License at:
  15. * opensource.org/licenses/BSD-3-Clause
  16. *
  17. ******************************************************************************
  18. */
  19. /* Define to prevent recursive inclusion -------------------------------------*/
  20. #ifndef STM32L0xx_LL_DMA_H
  21. #define STM32L0xx_LL_DMA_H
  22. #ifdef __cplusplus
  23. extern "C" {
  24. #endif
  25. /* Includes ------------------------------------------------------------------*/
  26. #include "stm32l0xx.h"
  27. /** @addtogroup STM32L0xx_LL_Driver
  28. * @{
  29. */
  30. #if defined (DMA1)
  31. /** @defgroup DMA_LL DMA
  32. * @{
  33. */
  34. /* Private types -------------------------------------------------------------*/
  35. /* Private variables ---------------------------------------------------------*/
  36. /** @defgroup DMA_LL_Private_Variables DMA Private Variables
  37. * @{
  38. */
  39. /* Array used to get the DMA channel register offset versus channel index LL_DMA_CHANNEL_x */
  40. static const uint8_t CHANNEL_OFFSET_TAB[] =
  41. {
  42. (uint8_t)(DMA1_Channel1_BASE - DMA1_BASE),
  43. (uint8_t)(DMA1_Channel2_BASE - DMA1_BASE),
  44. (uint8_t)(DMA1_Channel3_BASE - DMA1_BASE),
  45. (uint8_t)(DMA1_Channel4_BASE - DMA1_BASE),
  46. (uint8_t)(DMA1_Channel5_BASE - DMA1_BASE),
  47. #if defined(DMA1_Channel6)
  48. (uint8_t)(DMA1_Channel6_BASE - DMA1_BASE),
  49. #endif /*DMA1_Channel6*/
  50. #if defined(DMA1_Channel7)
  51. (uint8_t)(DMA1_Channel7_BASE - DMA1_BASE)
  52. #endif /*DMA1_Channel7*/
  53. };
  54. /**
  55. * @}
  56. */
  57. /* Private constants ---------------------------------------------------------*/
  58. /** @defgroup DMA_LL_Private_Constants DMA Private Constants
  59. * @{
  60. */
  61. /* Define used to get CSELR register offset */
  62. #define DMA_CSELR_OFFSET (uint32_t)(DMA1_CSELR_BASE - DMA1_BASE)
  63. /* Defines used for the bit position in the register and perform offsets */
  64. #define DMA_POSITION_CSELR_CXS ((Channel-1U)*4U)
  65. /**
  66. * @}
  67. */
  68. /* Private macros ------------------------------------------------------------*/
  69. #if defined(USE_FULL_LL_DRIVER)
  70. /** @defgroup DMA_LL_Private_Macros DMA Private Macros
  71. * @{
  72. */
  73. /**
  74. * @}
  75. */
  76. #endif /*USE_FULL_LL_DRIVER*/
  77. /* Exported types ------------------------------------------------------------*/
  78. #if defined(USE_FULL_LL_DRIVER)
  79. /** @defgroup DMA_LL_ES_INIT DMA Exported Init structure
  80. * @{
  81. */
  82. typedef struct
  83. {
  84. uint32_t PeriphOrM2MSrcAddress; /*!< Specifies the peripheral base address for DMA transfer
  85. or as Source base address in case of memory to memory transfer direction.
  86. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  87. uint32_t MemoryOrM2MDstAddress; /*!< Specifies the memory base address for DMA transfer
  88. or as Destination base address in case of memory to memory transfer direction.
  89. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  90. uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral,
  91. from memory to memory or from peripheral to memory.
  92. This parameter can be a value of @ref DMA_LL_EC_DIRECTION
  93. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataTransferDirection(). */
  94. uint32_t Mode; /*!< Specifies the normal or circular operation mode.
  95. This parameter can be a value of @ref DMA_LL_EC_MODE
  96. @note: The circular buffer mode cannot be used if the memory to memory
  97. data transfer direction is configured on the selected Channel
  98. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMode(). */
  99. uint32_t PeriphOrM2MSrcIncMode; /*!< Specifies whether the Peripheral address or Source address in case of memory to memory transfer direction
  100. is incremented or not.
  101. This parameter can be a value of @ref DMA_LL_EC_PERIPH
  102. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphIncMode(). */
  103. uint32_t MemoryOrM2MDstIncMode; /*!< Specifies whether the Memory address or Destination address in case of memory to memory transfer direction
  104. is incremented or not.
  105. This parameter can be a value of @ref DMA_LL_EC_MEMORY
  106. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemoryIncMode(). */
  107. uint32_t PeriphOrM2MSrcDataSize; /*!< Specifies the Peripheral data size alignment or Source data size alignment (byte, half word, word)
  108. in case of memory to memory transfer direction.
  109. This parameter can be a value of @ref DMA_LL_EC_PDATAALIGN
  110. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphSize(). */
  111. uint32_t MemoryOrM2MDstDataSize; /*!< Specifies the Memory data size alignment or Destination data size alignment (byte, half word, word)
  112. in case of memory to memory transfer direction.
  113. This parameter can be a value of @ref DMA_LL_EC_MDATAALIGN
  114. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemorySize(). */
  115. uint32_t NbData; /*!< Specifies the number of data to transfer, in data unit.
  116. The data unit is equal to the source buffer configuration set in PeripheralSize
  117. or MemorySize parameters depending in the transfer direction.
  118. This parameter must be a value between Min_Data = 0 and Max_Data = 0x0000FFFF
  119. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataLength(). */
  120. uint32_t PeriphRequest; /*!< Specifies the peripheral request.
  121. This parameter can be a value of @ref DMA_LL_EC_REQUEST
  122. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphRequest(). */
  123. uint32_t Priority; /*!< Specifies the channel priority level.
  124. This parameter can be a value of @ref DMA_LL_EC_PRIORITY
  125. This feature can be modified afterwards using unitary function @ref LL_DMA_SetChannelPriorityLevel(). */
  126. } LL_DMA_InitTypeDef;
  127. /**
  128. * @}
  129. */
  130. #endif /*USE_FULL_LL_DRIVER*/
  131. /* Exported constants --------------------------------------------------------*/
  132. /** @defgroup DMA_LL_Exported_Constants DMA Exported Constants
  133. * @{
  134. */
  135. /** @defgroup DMA_LL_EC_CLEAR_FLAG Clear Flags Defines
  136. * @brief Flags defines which can be used with LL_DMA_WriteReg function
  137. * @{
  138. */
  139. #define LL_DMA_IFCR_CGIF1 DMA_IFCR_CGIF1 /*!< Channel 1 global flag */
  140. #define LL_DMA_IFCR_CTCIF1 DMA_IFCR_CTCIF1 /*!< Channel 1 transfer complete flag */
  141. #define LL_DMA_IFCR_CHTIF1 DMA_IFCR_CHTIF1 /*!< Channel 1 half transfer flag */
  142. #define LL_DMA_IFCR_CTEIF1 DMA_IFCR_CTEIF1 /*!< Channel 1 transfer error flag */
  143. #define LL_DMA_IFCR_CGIF2 DMA_IFCR_CGIF2 /*!< Channel 2 global flag */
  144. #define LL_DMA_IFCR_CTCIF2 DMA_IFCR_CTCIF2 /*!< Channel 2 transfer complete flag */
  145. #define LL_DMA_IFCR_CHTIF2 DMA_IFCR_CHTIF2 /*!< Channel 2 half transfer flag */
  146. #define LL_DMA_IFCR_CTEIF2 DMA_IFCR_CTEIF2 /*!< Channel 2 transfer error flag */
  147. #define LL_DMA_IFCR_CGIF3 DMA_IFCR_CGIF3 /*!< Channel 3 global flag */
  148. #define LL_DMA_IFCR_CTCIF3 DMA_IFCR_CTCIF3 /*!< Channel 3 transfer complete flag */
  149. #define LL_DMA_IFCR_CHTIF3 DMA_IFCR_CHTIF3 /*!< Channel 3 half transfer flag */
  150. #define LL_DMA_IFCR_CTEIF3 DMA_IFCR_CTEIF3 /*!< Channel 3 transfer error flag */
  151. #define LL_DMA_IFCR_CGIF4 DMA_IFCR_CGIF4 /*!< Channel 4 global flag */
  152. #define LL_DMA_IFCR_CTCIF4 DMA_IFCR_CTCIF4 /*!< Channel 4 transfer complete flag */
  153. #define LL_DMA_IFCR_CHTIF4 DMA_IFCR_CHTIF4 /*!< Channel 4 half transfer flag */
  154. #define LL_DMA_IFCR_CTEIF4 DMA_IFCR_CTEIF4 /*!< Channel 4 transfer error flag */
  155. #define LL_DMA_IFCR_CGIF5 DMA_IFCR_CGIF5 /*!< Channel 5 global flag */
  156. #define LL_DMA_IFCR_CTCIF5 DMA_IFCR_CTCIF5 /*!< Channel 5 transfer complete flag */
  157. #define LL_DMA_IFCR_CHTIF5 DMA_IFCR_CHTIF5 /*!< Channel 5 half transfer flag */
  158. #define LL_DMA_IFCR_CTEIF5 DMA_IFCR_CTEIF5 /*!< Channel 5 transfer error flag */
  159. #if defined(DMA1_Channel6)
  160. #define LL_DMA_IFCR_CGIF6 DMA_IFCR_CGIF6 /*!< Channel 6 global flag */
  161. #define LL_DMA_IFCR_CTCIF6 DMA_IFCR_CTCIF6 /*!< Channel 6 transfer complete flag */
  162. #define LL_DMA_IFCR_CHTIF6 DMA_IFCR_CHTIF6 /*!< Channel 6 half transfer flag */
  163. #define LL_DMA_IFCR_CTEIF6 DMA_IFCR_CTEIF6 /*!< Channel 6 transfer error flag */
  164. #endif
  165. #if defined(DMA1_Channel7)
  166. #define LL_DMA_IFCR_CGIF7 DMA_IFCR_CGIF7 /*!< Channel 7 global flag */
  167. #define LL_DMA_IFCR_CTCIF7 DMA_IFCR_CTCIF7 /*!< Channel 7 transfer complete flag */
  168. #define LL_DMA_IFCR_CHTIF7 DMA_IFCR_CHTIF7 /*!< Channel 7 half transfer flag */
  169. #define LL_DMA_IFCR_CTEIF7 DMA_IFCR_CTEIF7 /*!< Channel 7 transfer error flag */
  170. #endif
  171. /**
  172. * @}
  173. */
  174. /** @defgroup DMA_LL_EC_GET_FLAG Get Flags Defines
  175. * @brief Flags defines which can be used with LL_DMA_ReadReg function
  176. * @{
  177. */
  178. #define LL_DMA_ISR_GIF1 DMA_ISR_GIF1 /*!< Channel 1 global flag */
  179. #define LL_DMA_ISR_TCIF1 DMA_ISR_TCIF1 /*!< Channel 1 transfer complete flag */
  180. #define LL_DMA_ISR_HTIF1 DMA_ISR_HTIF1 /*!< Channel 1 half transfer flag */
  181. #define LL_DMA_ISR_TEIF1 DMA_ISR_TEIF1 /*!< Channel 1 transfer error flag */
  182. #define LL_DMA_ISR_GIF2 DMA_ISR_GIF2 /*!< Channel 2 global flag */
  183. #define LL_DMA_ISR_TCIF2 DMA_ISR_TCIF2 /*!< Channel 2 transfer complete flag */
  184. #define LL_DMA_ISR_HTIF2 DMA_ISR_HTIF2 /*!< Channel 2 half transfer flag */
  185. #define LL_DMA_ISR_TEIF2 DMA_ISR_TEIF2 /*!< Channel 2 transfer error flag */
  186. #define LL_DMA_ISR_GIF3 DMA_ISR_GIF3 /*!< Channel 3 global flag */
  187. #define LL_DMA_ISR_TCIF3 DMA_ISR_TCIF3 /*!< Channel 3 transfer complete flag */
  188. #define LL_DMA_ISR_HTIF3 DMA_ISR_HTIF3 /*!< Channel 3 half transfer flag */
  189. #define LL_DMA_ISR_TEIF3 DMA_ISR_TEIF3 /*!< Channel 3 transfer error flag */
  190. #define LL_DMA_ISR_GIF4 DMA_ISR_GIF4 /*!< Channel 4 global flag */
  191. #define LL_DMA_ISR_TCIF4 DMA_ISR_TCIF4 /*!< Channel 4 transfer complete flag */
  192. #define LL_DMA_ISR_HTIF4 DMA_ISR_HTIF4 /*!< Channel 4 half transfer flag */
  193. #define LL_DMA_ISR_TEIF4 DMA_ISR_TEIF4 /*!< Channel 4 transfer error flag */
  194. #define LL_DMA_ISR_GIF5 DMA_ISR_GIF5 /*!< Channel 5 global flag */
  195. #define LL_DMA_ISR_TCIF5 DMA_ISR_TCIF5 /*!< Channel 5 transfer complete flag */
  196. #define LL_DMA_ISR_HTIF5 DMA_ISR_HTIF5 /*!< Channel 5 half transfer flag */
  197. #define LL_DMA_ISR_TEIF5 DMA_ISR_TEIF5 /*!< Channel 5 transfer error flag */
  198. #if defined(DMA1_Channel6)
  199. #define LL_DMA_ISR_GIF6 DMA_ISR_GIF6 /*!< Channel 6 global flag */
  200. #define LL_DMA_ISR_TCIF6 DMA_ISR_TCIF6 /*!< Channel 6 transfer complete flag */
  201. #define LL_DMA_ISR_HTIF6 DMA_ISR_HTIF6 /*!< Channel 6 half transfer flag */
  202. #define LL_DMA_ISR_TEIF6 DMA_ISR_TEIF6 /*!< Channel 6 transfer error flag */
  203. #endif
  204. #if defined(DMA1_Channel7)
  205. #define LL_DMA_ISR_GIF7 DMA_ISR_GIF7 /*!< Channel 7 global flag */
  206. #define LL_DMA_ISR_TCIF7 DMA_ISR_TCIF7 /*!< Channel 7 transfer complete flag */
  207. #define LL_DMA_ISR_HTIF7 DMA_ISR_HTIF7 /*!< Channel 7 half transfer flag */
  208. #define LL_DMA_ISR_TEIF7 DMA_ISR_TEIF7 /*!< Channel 7 transfer error flag */
  209. #endif
  210. /**
  211. * @}
  212. */
  213. /** @defgroup DMA_LL_EC_IT IT Defines
  214. * @brief IT defines which can be used with LL_DMA_ReadReg and LL_DMA_WriteReg functions
  215. * @{
  216. */
  217. #define LL_DMA_CCR_TCIE DMA_CCR_TCIE /*!< Transfer complete interrupt */
  218. #define LL_DMA_CCR_HTIE DMA_CCR_HTIE /*!< Half Transfer interrupt */
  219. #define LL_DMA_CCR_TEIE DMA_CCR_TEIE /*!< Transfer error interrupt */
  220. /**
  221. * @}
  222. */
  223. /** @defgroup DMA_LL_EC_CHANNEL CHANNEL
  224. * @{
  225. */
  226. #define LL_DMA_CHANNEL_1 0x00000001U /*!< DMA Channel 1 */
  227. #define LL_DMA_CHANNEL_2 0x00000002U /*!< DMA Channel 2 */
  228. #define LL_DMA_CHANNEL_3 0x00000003U /*!< DMA Channel 3 */
  229. #define LL_DMA_CHANNEL_4 0x00000004U /*!< DMA Channel 4 */
  230. #define LL_DMA_CHANNEL_5 0x00000005U /*!< DMA Channel 5 */
  231. #if defined(DMA1_Channel6)
  232. #define LL_DMA_CHANNEL_6 0x00000006U /*!< DMA Channel 6 */
  233. #endif
  234. #if defined(DMA1_Channel7)
  235. #define LL_DMA_CHANNEL_7 0x00000007U /*!< DMA Channel 7 */
  236. #endif
  237. #if defined(USE_FULL_LL_DRIVER)
  238. #define LL_DMA_CHANNEL_ALL 0xFFFF0000U /*!< DMA Channel all (used only for function @ref LL_DMA_DeInit(). */
  239. #endif /*USE_FULL_LL_DRIVER*/
  240. /**
  241. * @}
  242. */
  243. /** @defgroup DMA_LL_EC_DIRECTION Transfer Direction
  244. * @{
  245. */
  246. #define LL_DMA_DIRECTION_PERIPH_TO_MEMORY 0x00000000U /*!< Peripheral to memory direction */
  247. #define LL_DMA_DIRECTION_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */
  248. #define LL_DMA_DIRECTION_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */
  249. /**
  250. * @}
  251. */
  252. /** @defgroup DMA_LL_EC_MODE Transfer mode
  253. * @{
  254. */
  255. #define LL_DMA_MODE_NORMAL 0x00000000U /*!< Normal Mode */
  256. #define LL_DMA_MODE_CIRCULAR DMA_CCR_CIRC /*!< Circular Mode */
  257. /**
  258. * @}
  259. */
  260. /** @defgroup DMA_LL_EC_PERIPH Peripheral increment mode
  261. * @{
  262. */
  263. #define LL_DMA_PERIPH_INCREMENT DMA_CCR_PINC /*!< Peripheral increment mode Enable */
  264. #define LL_DMA_PERIPH_NOINCREMENT 0x00000000U /*!< Peripheral increment mode Disable */
  265. /**
  266. * @}
  267. */
  268. /** @defgroup DMA_LL_EC_MEMORY Memory increment mode
  269. * @{
  270. */
  271. #define LL_DMA_MEMORY_INCREMENT DMA_CCR_MINC /*!< Memory increment mode Enable */
  272. #define LL_DMA_MEMORY_NOINCREMENT 0x00000000U /*!< Memory increment mode Disable */
  273. /**
  274. * @}
  275. */
  276. /** @defgroup DMA_LL_EC_PDATAALIGN Peripheral data alignment
  277. * @{
  278. */
  279. #define LL_DMA_PDATAALIGN_BYTE 0x00000000U /*!< Peripheral data alignment : Byte */
  280. #define LL_DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */
  281. #define LL_DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */
  282. /**
  283. * @}
  284. */
  285. /** @defgroup DMA_LL_EC_MDATAALIGN Memory data alignment
  286. * @{
  287. */
  288. #define LL_DMA_MDATAALIGN_BYTE 0x00000000U /*!< Memory data alignment : Byte */
  289. #define LL_DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */
  290. #define LL_DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */
  291. /**
  292. * @}
  293. */
  294. /** @defgroup DMA_LL_EC_PRIORITY Transfer Priority level
  295. * @{
  296. */
  297. #define LL_DMA_PRIORITY_LOW 0x00000000U /*!< Priority level : Low */
  298. #define LL_DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */
  299. #define LL_DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */
  300. #define LL_DMA_PRIORITY_VERYHIGH DMA_CCR_PL /*!< Priority level : Very_High */
  301. /**
  302. * @}
  303. */
  304. /** @defgroup DMA_LL_EC_REQUEST Transfer peripheral request
  305. * @{
  306. */
  307. #define LL_DMA_REQUEST_0 0x00000000U /*!< DMA peripheral request 0 */
  308. #define LL_DMA_REQUEST_1 0x00000001U /*!< DMA peripheral request 1 */
  309. #define LL_DMA_REQUEST_2 0x00000002U /*!< DMA peripheral request 2 */
  310. #define LL_DMA_REQUEST_3 0x00000003U /*!< DMA peripheral request 3 */
  311. #define LL_DMA_REQUEST_4 0x00000004U /*!< DMA peripheral request 4 */
  312. #define LL_DMA_REQUEST_5 0x00000005U /*!< DMA peripheral request 5 */
  313. #define LL_DMA_REQUEST_6 0x00000006U /*!< DMA peripheral request 6 */
  314. #define LL_DMA_REQUEST_7 0x00000007U /*!< DMA peripheral request 7 */
  315. #define LL_DMA_REQUEST_8 0x00000008U /*!< DMA peripheral request 8 */
  316. #define LL_DMA_REQUEST_9 0x00000009U /*!< DMA peripheral request 9 */
  317. #define LL_DMA_REQUEST_10 0x0000000AU /*!< DMA peripheral request 10 */
  318. #define LL_DMA_REQUEST_11 0x0000000BU /*!< DMA peripheral request 11 */
  319. #define LL_DMA_REQUEST_12 0x0000000CU /*!< DMA peripheral request 12 */
  320. #define LL_DMA_REQUEST_13 0x0000000DU /*!< DMA peripheral request 13 */
  321. #define LL_DMA_REQUEST_14 0x0000000EU /*!< DMA peripheral request 14 */
  322. #define LL_DMA_REQUEST_15 0x0000000FU /*!< DMA peripheral request 15 */
  323. /**
  324. * @}
  325. */
  326. /**
  327. * @}
  328. */
  329. /* Exported macro ------------------------------------------------------------*/
  330. /** @defgroup DMA_LL_Exported_Macros DMA Exported Macros
  331. * @{
  332. */
  333. /** @defgroup DMA_LL_EM_WRITE_READ Common Write and read registers macros
  334. * @{
  335. */
  336. /**
  337. * @brief Write a value in DMA register
  338. * @param __INSTANCE__ DMA Instance
  339. * @param __REG__ Register to be written
  340. * @param __VALUE__ Value to be written in the register
  341. * @retval None
  342. */
  343. #define LL_DMA_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
  344. /**
  345. * @brief Read a value in DMA register
  346. * @param __INSTANCE__ DMA Instance
  347. * @param __REG__ Register to be read
  348. * @retval Register value
  349. */
  350. #define LL_DMA_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
  351. /**
  352. * @}
  353. */
  354. /** @defgroup DMA_LL_EM_CONVERT_DMAxCHANNELy Convert DMAxChannely
  355. * @{
  356. */
  357. /**
  358. * @brief Convert DMAx_Channely into DMAx
  359. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  360. * @retval DMAx
  361. */
  362. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) (DMA1)
  363. /**
  364. * @brief Convert DMAx_Channely into LL_DMA_CHANNEL_y
  365. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  366. * @retval LL_DMA_CHANNEL_y
  367. */
  368. #if defined (DMA1_Channel6) && defined (DMA1_Channel7)
  369. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  370. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  371. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  372. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  373. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  374. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  375. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  376. LL_DMA_CHANNEL_7)
  377. #elif defined (DMA1_Channel6)
  378. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  379. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  380. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_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)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  383. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  384. LL_DMA_CHANNEL_6)
  385. #else
  386. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  387. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  388. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  389. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  390. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  391. LL_DMA_CHANNEL_5)
  392. #endif /* DMA1_Channel6 && DMA1_Channel7 */
  393. /**
  394. * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely
  395. * @param __DMA_INSTANCE__ DMAx
  396. * @param __CHANNEL__ LL_DMA_CHANNEL_y
  397. * @retval DMAx_Channely
  398. */
  399. #if defined (DMA1_Channel6) && defined (DMA1_Channel7)
  400. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  401. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  402. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  403. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  404. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_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)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  407. DMA1_Channel7)
  408. #elif defined (DMA1_Channel6)
  409. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  410. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  411. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  412. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  413. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  414. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  415. DMA1_Channel6)
  416. #else
  417. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  418. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  419. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  420. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  421. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  422. DMA1_Channel5)
  423. #endif /* DMA1_Channel6 && DMA1_Channel7 */
  424. /**
  425. * @}
  426. */
  427. /**
  428. * @}
  429. */
  430. /* Exported functions --------------------------------------------------------*/
  431. /** @defgroup DMA_LL_Exported_Functions DMA Exported Functions
  432. * @{
  433. */
  434. /** @defgroup DMA_LL_EF_Configuration Configuration
  435. * @{
  436. */
  437. /**
  438. * @brief Enable DMA channel.
  439. * @rmtoll CCR EN LL_DMA_EnableChannel
  440. * @param DMAx DMAx Instance
  441. * @param Channel This parameter can be one of the following values:
  442. * @arg @ref LL_DMA_CHANNEL_1
  443. * @arg @ref LL_DMA_CHANNEL_2
  444. * @arg @ref LL_DMA_CHANNEL_3
  445. * @arg @ref LL_DMA_CHANNEL_4
  446. * @arg @ref LL_DMA_CHANNEL_5
  447. * @arg @ref LL_DMA_CHANNEL_6
  448. * @arg @ref LL_DMA_CHANNEL_7
  449. * @retval None
  450. */
  451. __STATIC_INLINE void LL_DMA_EnableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  452. {
  453. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  454. }
  455. /**
  456. * @brief Disable DMA channel.
  457. * @rmtoll CCR EN LL_DMA_DisableChannel
  458. * @param DMAx DMAx Instance
  459. * @param Channel This parameter can be one of the following values:
  460. * @arg @ref LL_DMA_CHANNEL_1
  461. * @arg @ref LL_DMA_CHANNEL_2
  462. * @arg @ref LL_DMA_CHANNEL_3
  463. * @arg @ref LL_DMA_CHANNEL_4
  464. * @arg @ref LL_DMA_CHANNEL_5
  465. * @arg @ref LL_DMA_CHANNEL_6
  466. * @arg @ref LL_DMA_CHANNEL_7
  467. * @retval None
  468. */
  469. __STATIC_INLINE void LL_DMA_DisableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  470. {
  471. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  472. }
  473. /**
  474. * @brief Check if DMA channel is enabled or disabled.
  475. * @rmtoll CCR EN LL_DMA_IsEnabledChannel
  476. * @param DMAx DMAx Instance
  477. * @param Channel This parameter can be one of the following values:
  478. * @arg @ref LL_DMA_CHANNEL_1
  479. * @arg @ref LL_DMA_CHANNEL_2
  480. * @arg @ref LL_DMA_CHANNEL_3
  481. * @arg @ref LL_DMA_CHANNEL_4
  482. * @arg @ref LL_DMA_CHANNEL_5
  483. * @arg @ref LL_DMA_CHANNEL_6
  484. * @arg @ref LL_DMA_CHANNEL_7
  485. * @retval State of bit (1 or 0).
  486. */
  487. __STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  488. {
  489. return ((READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  490. DMA_CCR_EN) == (DMA_CCR_EN)) ? 1UL : 0UL);
  491. }
  492. /**
  493. * @brief Configure all parameters link to DMA transfer.
  494. * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n
  495. * CCR MEM2MEM LL_DMA_ConfigTransfer\n
  496. * CCR CIRC LL_DMA_ConfigTransfer\n
  497. * CCR PINC LL_DMA_ConfigTransfer\n
  498. * CCR MINC LL_DMA_ConfigTransfer\n
  499. * CCR PSIZE LL_DMA_ConfigTransfer\n
  500. * CCR MSIZE LL_DMA_ConfigTransfer\n
  501. * CCR PL LL_DMA_ConfigTransfer
  502. * @param DMAx DMAx Instance
  503. * @param Channel This parameter can be one of the following values:
  504. * @arg @ref LL_DMA_CHANNEL_1
  505. * @arg @ref LL_DMA_CHANNEL_2
  506. * @arg @ref LL_DMA_CHANNEL_3
  507. * @arg @ref LL_DMA_CHANNEL_4
  508. * @arg @ref LL_DMA_CHANNEL_5
  509. * @arg @ref LL_DMA_CHANNEL_6
  510. * @arg @ref LL_DMA_CHANNEL_7
  511. * @param Configuration This parameter must be a combination of all the following values:
  512. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  513. * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR
  514. * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT
  515. * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT
  516. * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD
  517. * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD
  518. * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH
  519. * @retval None
  520. */
  521. __STATIC_INLINE void LL_DMA_ConfigTransfer(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration)
  522. {
  523. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  524. DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL,
  525. Configuration);
  526. }
  527. /**
  528. * @brief Set Data transfer direction (read from peripheral or from memory).
  529. * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n
  530. * CCR MEM2MEM LL_DMA_SetDataTransferDirection
  531. * @param DMAx DMAx Instance
  532. * @param Channel This parameter can be one of the following values:
  533. * @arg @ref LL_DMA_CHANNEL_1
  534. * @arg @ref LL_DMA_CHANNEL_2
  535. * @arg @ref LL_DMA_CHANNEL_3
  536. * @arg @ref LL_DMA_CHANNEL_4
  537. * @arg @ref LL_DMA_CHANNEL_5
  538. * @arg @ref LL_DMA_CHANNEL_6
  539. * @arg @ref LL_DMA_CHANNEL_7
  540. * @param Direction This parameter can be one of the following values:
  541. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  542. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  543. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  544. * @retval None
  545. */
  546. __STATIC_INLINE void LL_DMA_SetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction)
  547. {
  548. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  549. DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction);
  550. }
  551. /**
  552. * @brief Get Data transfer direction (read from peripheral or from memory).
  553. * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n
  554. * CCR MEM2MEM LL_DMA_GetDataTransferDirection
  555. * @param DMAx DMAx Instance
  556. * @param Channel This parameter can be one of the following values:
  557. * @arg @ref LL_DMA_CHANNEL_1
  558. * @arg @ref LL_DMA_CHANNEL_2
  559. * @arg @ref LL_DMA_CHANNEL_3
  560. * @arg @ref LL_DMA_CHANNEL_4
  561. * @arg @ref LL_DMA_CHANNEL_5
  562. * @arg @ref LL_DMA_CHANNEL_6
  563. * @arg @ref LL_DMA_CHANNEL_7
  564. * @retval Returned value can be one of the following values:
  565. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  566. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  567. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  568. */
  569. __STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel)
  570. {
  571. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  572. DMA_CCR_DIR | DMA_CCR_MEM2MEM));
  573. }
  574. /**
  575. * @brief Set DMA mode circular or normal.
  576. * @note The circular buffer mode cannot be used if the memory-to-memory
  577. * data transfer is configured on the selected Channel.
  578. * @rmtoll CCR CIRC LL_DMA_SetMode
  579. * @param DMAx DMAx Instance
  580. * @param Channel This parameter can be one of the following values:
  581. * @arg @ref LL_DMA_CHANNEL_1
  582. * @arg @ref LL_DMA_CHANNEL_2
  583. * @arg @ref LL_DMA_CHANNEL_3
  584. * @arg @ref LL_DMA_CHANNEL_4
  585. * @arg @ref LL_DMA_CHANNEL_5
  586. * @arg @ref LL_DMA_CHANNEL_6
  587. * @arg @ref LL_DMA_CHANNEL_7
  588. * @param Mode This parameter can be one of the following values:
  589. * @arg @ref LL_DMA_MODE_NORMAL
  590. * @arg @ref LL_DMA_MODE_CIRCULAR
  591. * @retval None
  592. */
  593. __STATIC_INLINE void LL_DMA_SetMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode)
  594. {
  595. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_CIRC,
  596. Mode);
  597. }
  598. /**
  599. * @brief Get DMA mode circular or normal.
  600. * @rmtoll CCR CIRC LL_DMA_GetMode
  601. * @param DMAx DMAx Instance
  602. * @param Channel This parameter can be one of the following values:
  603. * @arg @ref LL_DMA_CHANNEL_1
  604. * @arg @ref LL_DMA_CHANNEL_2
  605. * @arg @ref LL_DMA_CHANNEL_3
  606. * @arg @ref LL_DMA_CHANNEL_4
  607. * @arg @ref LL_DMA_CHANNEL_5
  608. * @arg @ref LL_DMA_CHANNEL_6
  609. * @arg @ref LL_DMA_CHANNEL_7
  610. * @retval Returned value can be one of the following values:
  611. * @arg @ref LL_DMA_MODE_NORMAL
  612. * @arg @ref LL_DMA_MODE_CIRCULAR
  613. */
  614. __STATIC_INLINE uint32_t LL_DMA_GetMode(DMA_TypeDef *DMAx, uint32_t Channel)
  615. {
  616. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  617. DMA_CCR_CIRC));
  618. }
  619. /**
  620. * @brief Set Peripheral increment mode.
  621. * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode
  622. * @param DMAx DMAx Instance
  623. * @param Channel This parameter can be one of the following values:
  624. * @arg @ref LL_DMA_CHANNEL_1
  625. * @arg @ref LL_DMA_CHANNEL_2
  626. * @arg @ref LL_DMA_CHANNEL_3
  627. * @arg @ref LL_DMA_CHANNEL_4
  628. * @arg @ref LL_DMA_CHANNEL_5
  629. * @arg @ref LL_DMA_CHANNEL_6
  630. * @arg @ref LL_DMA_CHANNEL_7
  631. * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values:
  632. * @arg @ref LL_DMA_PERIPH_INCREMENT
  633. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  634. * @retval None
  635. */
  636. __STATIC_INLINE void LL_DMA_SetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
  637. {
  638. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PINC,
  639. PeriphOrM2MSrcIncMode);
  640. }
  641. /**
  642. * @brief Get Peripheral increment mode.
  643. * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode
  644. * @param DMAx DMAx Instance
  645. * @param Channel This parameter can be one of the following values:
  646. * @arg @ref LL_DMA_CHANNEL_1
  647. * @arg @ref LL_DMA_CHANNEL_2
  648. * @arg @ref LL_DMA_CHANNEL_3
  649. * @arg @ref LL_DMA_CHANNEL_4
  650. * @arg @ref LL_DMA_CHANNEL_5
  651. * @arg @ref LL_DMA_CHANNEL_6
  652. * @arg @ref LL_DMA_CHANNEL_7
  653. * @retval Returned value can be one of the following values:
  654. * @arg @ref LL_DMA_PERIPH_INCREMENT
  655. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  656. */
  657. __STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  658. {
  659. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  660. DMA_CCR_PINC));
  661. }
  662. /**
  663. * @brief Set Memory increment mode.
  664. * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode
  665. * @param DMAx DMAx Instance
  666. * @param Channel This parameter can be one of the following values:
  667. * @arg @ref LL_DMA_CHANNEL_1
  668. * @arg @ref LL_DMA_CHANNEL_2
  669. * @arg @ref LL_DMA_CHANNEL_3
  670. * @arg @ref LL_DMA_CHANNEL_4
  671. * @arg @ref LL_DMA_CHANNEL_5
  672. * @arg @ref LL_DMA_CHANNEL_6
  673. * @arg @ref LL_DMA_CHANNEL_7
  674. * @param MemoryOrM2MDstIncMode This parameter can be one of the following values:
  675. * @arg @ref LL_DMA_MEMORY_INCREMENT
  676. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  677. * @retval None
  678. */
  679. __STATIC_INLINE void LL_DMA_SetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
  680. {
  681. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MINC,
  682. MemoryOrM2MDstIncMode);
  683. }
  684. /**
  685. * @brief Get Memory increment mode.
  686. * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode
  687. * @param DMAx DMAx Instance
  688. * @param Channel This parameter can be one of the following values:
  689. * @arg @ref LL_DMA_CHANNEL_1
  690. * @arg @ref LL_DMA_CHANNEL_2
  691. * @arg @ref LL_DMA_CHANNEL_3
  692. * @arg @ref LL_DMA_CHANNEL_4
  693. * @arg @ref LL_DMA_CHANNEL_5
  694. * @arg @ref LL_DMA_CHANNEL_6
  695. * @arg @ref LL_DMA_CHANNEL_7
  696. * @retval Returned value can be one of the following values:
  697. * @arg @ref LL_DMA_MEMORY_INCREMENT
  698. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  699. */
  700. __STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  701. {
  702. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  703. DMA_CCR_MINC));
  704. }
  705. /**
  706. * @brief Set Peripheral size.
  707. * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize
  708. * @param DMAx DMAx Instance
  709. * @param Channel This parameter can be one of the following values:
  710. * @arg @ref LL_DMA_CHANNEL_1
  711. * @arg @ref LL_DMA_CHANNEL_2
  712. * @arg @ref LL_DMA_CHANNEL_3
  713. * @arg @ref LL_DMA_CHANNEL_4
  714. * @arg @ref LL_DMA_CHANNEL_5
  715. * @arg @ref LL_DMA_CHANNEL_6
  716. * @arg @ref LL_DMA_CHANNEL_7
  717. * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values:
  718. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  719. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  720. * @arg @ref LL_DMA_PDATAALIGN_WORD
  721. * @retval None
  722. */
  723. __STATIC_INLINE void LL_DMA_SetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
  724. {
  725. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->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(DMA_TypeDef *DMAx, uint32_t Channel)
  746. {
  747. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  748. DMA_CCR_PSIZE));
  749. }
  750. /**
  751. * @brief Set Memory size.
  752. * @rmtoll CCR MSIZE LL_DMA_SetMemorySize
  753. * @param DMAx DMAx Instance
  754. * @param Channel This parameter can be one of the following values:
  755. * @arg @ref LL_DMA_CHANNEL_1
  756. * @arg @ref LL_DMA_CHANNEL_2
  757. * @arg @ref LL_DMA_CHANNEL_3
  758. * @arg @ref LL_DMA_CHANNEL_4
  759. * @arg @ref LL_DMA_CHANNEL_5
  760. * @arg @ref LL_DMA_CHANNEL_6
  761. * @arg @ref LL_DMA_CHANNEL_7
  762. * @param MemoryOrM2MDstDataSize This parameter can be one of the following values:
  763. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  764. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  765. * @arg @ref LL_DMA_MDATAALIGN_WORD
  766. * @retval None
  767. */
  768. __STATIC_INLINE void LL_DMA_SetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
  769. {
  770. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MSIZE,
  771. MemoryOrM2MDstDataSize);
  772. }
  773. /**
  774. * @brief Get Memory size.
  775. * @rmtoll CCR MSIZE LL_DMA_GetMemorySize
  776. * @param DMAx DMAx Instance
  777. * @param Channel This parameter can be one of the following values:
  778. * @arg @ref LL_DMA_CHANNEL_1
  779. * @arg @ref LL_DMA_CHANNEL_2
  780. * @arg @ref LL_DMA_CHANNEL_3
  781. * @arg @ref LL_DMA_CHANNEL_4
  782. * @arg @ref LL_DMA_CHANNEL_5
  783. * @arg @ref LL_DMA_CHANNEL_6
  784. * @arg @ref LL_DMA_CHANNEL_7
  785. * @retval Returned value can be one of the following values:
  786. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  787. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  788. * @arg @ref LL_DMA_MDATAALIGN_WORD
  789. */
  790. __STATIC_INLINE uint32_t LL_DMA_GetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel)
  791. {
  792. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  793. DMA_CCR_MSIZE));
  794. }
  795. /**
  796. * @brief Set Channel priority level.
  797. * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel
  798. * @param DMAx DMAx Instance
  799. * @param Channel This parameter can be one of the following values:
  800. * @arg @ref LL_DMA_CHANNEL_1
  801. * @arg @ref LL_DMA_CHANNEL_2
  802. * @arg @ref LL_DMA_CHANNEL_3
  803. * @arg @ref LL_DMA_CHANNEL_4
  804. * @arg @ref LL_DMA_CHANNEL_5
  805. * @arg @ref LL_DMA_CHANNEL_6
  806. * @arg @ref LL_DMA_CHANNEL_7
  807. * @param Priority This parameter can be one of the following values:
  808. * @arg @ref LL_DMA_PRIORITY_LOW
  809. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  810. * @arg @ref LL_DMA_PRIORITY_HIGH
  811. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  812. * @retval None
  813. */
  814. __STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority)
  815. {
  816. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PL,
  817. Priority);
  818. }
  819. /**
  820. * @brief Get Channel priority level.
  821. * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel
  822. * @param DMAx DMAx Instance
  823. * @param Channel This parameter can be one of the following values:
  824. * @arg @ref LL_DMA_CHANNEL_1
  825. * @arg @ref LL_DMA_CHANNEL_2
  826. * @arg @ref LL_DMA_CHANNEL_3
  827. * @arg @ref LL_DMA_CHANNEL_4
  828. * @arg @ref LL_DMA_CHANNEL_5
  829. * @arg @ref LL_DMA_CHANNEL_6
  830. * @arg @ref LL_DMA_CHANNEL_7
  831. * @retval Returned value can be one of the following values:
  832. * @arg @ref LL_DMA_PRIORITY_LOW
  833. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  834. * @arg @ref LL_DMA_PRIORITY_HIGH
  835. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  836. */
  837. __STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel)
  838. {
  839. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  840. DMA_CCR_PL));
  841. }
  842. /**
  843. * @brief Set Number of data to transfer.
  844. * @note This action has no effect if
  845. * channel is enabled.
  846. * @rmtoll CNDTR NDT LL_DMA_SetDataLength
  847. * @param DMAx DMAx Instance
  848. * @param Channel This parameter can be one of the following values:
  849. * @arg @ref LL_DMA_CHANNEL_1
  850. * @arg @ref LL_DMA_CHANNEL_2
  851. * @arg @ref LL_DMA_CHANNEL_3
  852. * @arg @ref LL_DMA_CHANNEL_4
  853. * @arg @ref LL_DMA_CHANNEL_5
  854. * @arg @ref LL_DMA_CHANNEL_6
  855. * @arg @ref LL_DMA_CHANNEL_7
  856. * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF
  857. * @retval None
  858. */
  859. __STATIC_INLINE void LL_DMA_SetDataLength(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData)
  860. {
  861. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  862. DMA_CNDTR_NDT, NbData);
  863. }
  864. /**
  865. * @brief Get Number of data to transfer.
  866. * @note Once the channel is enabled, the return value indicate the
  867. * remaining bytes to be transmitted.
  868. * @rmtoll CNDTR NDT LL_DMA_GetDataLength
  869. * @param DMAx DMAx Instance
  870. * @param Channel This parameter can be one of the following values:
  871. * @arg @ref LL_DMA_CHANNEL_1
  872. * @arg @ref LL_DMA_CHANNEL_2
  873. * @arg @ref LL_DMA_CHANNEL_3
  874. * @arg @ref LL_DMA_CHANNEL_4
  875. * @arg @ref LL_DMA_CHANNEL_5
  876. * @arg @ref LL_DMA_CHANNEL_6
  877. * @arg @ref LL_DMA_CHANNEL_7
  878. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  879. */
  880. __STATIC_INLINE uint32_t LL_DMA_GetDataLength(DMA_TypeDef *DMAx, uint32_t Channel)
  881. {
  882. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  883. DMA_CNDTR_NDT));
  884. }
  885. /**
  886. * @brief Configure the Source and Destination addresses.
  887. * @note This API must not be called when the DMA channel is enabled.
  888. * @note Each IP using DMA provides an API to get directly the register adress (LL_PPP_DMA_GetRegAddr).
  889. * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n
  890. * CMAR MA LL_DMA_ConfigAddresses
  891. * @param DMAx DMAx Instance
  892. * @param Channel This parameter can be one of the following values:
  893. * @arg @ref LL_DMA_CHANNEL_1
  894. * @arg @ref LL_DMA_CHANNEL_2
  895. * @arg @ref LL_DMA_CHANNEL_3
  896. * @arg @ref LL_DMA_CHANNEL_4
  897. * @arg @ref LL_DMA_CHANNEL_5
  898. * @arg @ref LL_DMA_CHANNEL_6
  899. * @arg @ref LL_DMA_CHANNEL_7
  900. * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  901. * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  902. * @param Direction This parameter can be one of the following values:
  903. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  904. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  905. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  906. * @retval None
  907. */
  908. __STATIC_INLINE void LL_DMA_ConfigAddresses(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress,
  909. uint32_t DstAddress, uint32_t Direction)
  910. {
  911. /* Direction Memory to Periph */
  912. if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH)
  913. {
  914. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, SrcAddress);
  915. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DstAddress);
  916. }
  917. /* Direction Periph to Memory and Memory to Memory */
  918. else
  919. {
  920. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, SrcAddress);
  921. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DstAddress);
  922. }
  923. }
  924. /**
  925. * @brief Set the Memory address.
  926. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  927. * @note This API must not be called when the DMA channel is enabled.
  928. * @rmtoll CMAR MA LL_DMA_SetMemoryAddress
  929. * @param DMAx DMAx Instance
  930. * @param Channel This parameter can be one of the following values:
  931. * @arg @ref LL_DMA_CHANNEL_1
  932. * @arg @ref LL_DMA_CHANNEL_2
  933. * @arg @ref LL_DMA_CHANNEL_3
  934. * @arg @ref LL_DMA_CHANNEL_4
  935. * @arg @ref LL_DMA_CHANNEL_5
  936. * @arg @ref LL_DMA_CHANNEL_6
  937. * @arg @ref LL_DMA_CHANNEL_7
  938. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  939. * @retval None
  940. */
  941. __STATIC_INLINE void LL_DMA_SetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  942. {
  943. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  944. }
  945. /**
  946. * @brief Set the Peripheral address.
  947. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  948. * @note This API must not be called when the DMA channel is enabled.
  949. * @rmtoll CPAR PA LL_DMA_SetPeriphAddress
  950. * @param DMAx DMAx Instance
  951. * @param Channel This parameter can be one of the following values:
  952. * @arg @ref LL_DMA_CHANNEL_1
  953. * @arg @ref LL_DMA_CHANNEL_2
  954. * @arg @ref LL_DMA_CHANNEL_3
  955. * @arg @ref LL_DMA_CHANNEL_4
  956. * @arg @ref LL_DMA_CHANNEL_5
  957. * @arg @ref LL_DMA_CHANNEL_6
  958. * @arg @ref LL_DMA_CHANNEL_7
  959. * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  960. * @retval None
  961. */
  962. __STATIC_INLINE void LL_DMA_SetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress)
  963. {
  964. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, PeriphAddress);
  965. }
  966. /**
  967. * @brief Get Memory address.
  968. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  969. * @rmtoll CMAR MA LL_DMA_GetMemoryAddress
  970. * @param DMAx DMAx Instance
  971. * @param Channel This parameter can be one of the following values:
  972. * @arg @ref LL_DMA_CHANNEL_1
  973. * @arg @ref LL_DMA_CHANNEL_2
  974. * @arg @ref LL_DMA_CHANNEL_3
  975. * @arg @ref LL_DMA_CHANNEL_4
  976. * @arg @ref LL_DMA_CHANNEL_5
  977. * @arg @ref LL_DMA_CHANNEL_6
  978. * @arg @ref LL_DMA_CHANNEL_7
  979. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  980. */
  981. __STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  982. {
  983. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  984. }
  985. /**
  986. * @brief Get Peripheral address.
  987. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  988. * @rmtoll CPAR PA LL_DMA_GetPeriphAddress
  989. * @param DMAx DMAx Instance
  990. * @param Channel This parameter can be one of the following values:
  991. * @arg @ref LL_DMA_CHANNEL_1
  992. * @arg @ref LL_DMA_CHANNEL_2
  993. * @arg @ref LL_DMA_CHANNEL_3
  994. * @arg @ref LL_DMA_CHANNEL_4
  995. * @arg @ref LL_DMA_CHANNEL_5
  996. * @arg @ref LL_DMA_CHANNEL_6
  997. * @arg @ref LL_DMA_CHANNEL_7
  998. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  999. */
  1000. __STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1001. {
  1002. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1003. }
  1004. /**
  1005. * @brief Set the Memory to Memory Source address.
  1006. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1007. * @note This API must not be called when the DMA channel is enabled.
  1008. * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress
  1009. * @param DMAx DMAx Instance
  1010. * @param Channel This parameter can be one of the following values:
  1011. * @arg @ref LL_DMA_CHANNEL_1
  1012. * @arg @ref LL_DMA_CHANNEL_2
  1013. * @arg @ref LL_DMA_CHANNEL_3
  1014. * @arg @ref LL_DMA_CHANNEL_4
  1015. * @arg @ref LL_DMA_CHANNEL_5
  1016. * @arg @ref LL_DMA_CHANNEL_6
  1017. * @arg @ref LL_DMA_CHANNEL_7
  1018. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1019. * @retval None
  1020. */
  1021. __STATIC_INLINE void LL_DMA_SetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1022. {
  1023. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, MemoryAddress);
  1024. }
  1025. /**
  1026. * @brief Set the Memory to Memory Destination address.
  1027. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1028. * @note This API must not be called when the DMA channel is enabled.
  1029. * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress
  1030. * @param DMAx DMAx Instance
  1031. * @param Channel This parameter can be one of the following values:
  1032. * @arg @ref LL_DMA_CHANNEL_1
  1033. * @arg @ref LL_DMA_CHANNEL_2
  1034. * @arg @ref LL_DMA_CHANNEL_3
  1035. * @arg @ref LL_DMA_CHANNEL_4
  1036. * @arg @ref LL_DMA_CHANNEL_5
  1037. * @arg @ref LL_DMA_CHANNEL_6
  1038. * @arg @ref LL_DMA_CHANNEL_7
  1039. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1040. * @retval None
  1041. */
  1042. __STATIC_INLINE void LL_DMA_SetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1043. {
  1044. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  1045. }
  1046. /**
  1047. * @brief Get the Memory to Memory Source address.
  1048. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1049. * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress
  1050. * @param DMAx DMAx Instance
  1051. * @param Channel This parameter can be one of the following values:
  1052. * @arg @ref LL_DMA_CHANNEL_1
  1053. * @arg @ref LL_DMA_CHANNEL_2
  1054. * @arg @ref LL_DMA_CHANNEL_3
  1055. * @arg @ref LL_DMA_CHANNEL_4
  1056. * @arg @ref LL_DMA_CHANNEL_5
  1057. * @arg @ref LL_DMA_CHANNEL_6
  1058. * @arg @ref LL_DMA_CHANNEL_7
  1059. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1060. */
  1061. __STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1062. {
  1063. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1064. }
  1065. /**
  1066. * @brief Get the Memory to Memory Destination address.
  1067. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1068. * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress
  1069. * @param DMAx DMAx Instance
  1070. * @param Channel This parameter can be one of the following values:
  1071. * @arg @ref LL_DMA_CHANNEL_1
  1072. * @arg @ref LL_DMA_CHANNEL_2
  1073. * @arg @ref LL_DMA_CHANNEL_3
  1074. * @arg @ref LL_DMA_CHANNEL_4
  1075. * @arg @ref LL_DMA_CHANNEL_5
  1076. * @arg @ref LL_DMA_CHANNEL_6
  1077. * @arg @ref LL_DMA_CHANNEL_7
  1078. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1079. */
  1080. __STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1081. {
  1082. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  1083. }
  1084. /**
  1085. * @brief Set DMA request for DMA instance on Channel x.
  1086. * @note Please refer to Reference Manual to get the available mapping of Request value link to Channel Selection.
  1087. * @rmtoll CSELR C1S LL_DMA_SetPeriphRequest\n
  1088. * CSELR C2S LL_DMA_SetPeriphRequest\n
  1089. * CSELR C3S LL_DMA_SetPeriphRequest\n
  1090. * CSELR C4S LL_DMA_SetPeriphRequest\n
  1091. * CSELR C5S LL_DMA_SetPeriphRequest\n
  1092. * CSELR C6S LL_DMA_SetPeriphRequest\n
  1093. * CSELR C7S LL_DMA_SetPeriphRequest
  1094. * @param DMAx DMAx Instance
  1095. * @param Channel This parameter can be one of the following values:
  1096. * @arg @ref LL_DMA_CHANNEL_1
  1097. * @arg @ref LL_DMA_CHANNEL_2
  1098. * @arg @ref LL_DMA_CHANNEL_3
  1099. * @arg @ref LL_DMA_CHANNEL_4
  1100. * @arg @ref LL_DMA_CHANNEL_5
  1101. * @arg @ref LL_DMA_CHANNEL_6
  1102. * @arg @ref LL_DMA_CHANNEL_7
  1103. * @param PeriphRequest This parameter can be one of the following values:
  1104. * @arg @ref LL_DMA_REQUEST_0
  1105. * @arg @ref LL_DMA_REQUEST_1
  1106. * @arg @ref LL_DMA_REQUEST_2
  1107. * @arg @ref LL_DMA_REQUEST_3
  1108. * @arg @ref LL_DMA_REQUEST_4
  1109. * @arg @ref LL_DMA_REQUEST_5
  1110. * @arg @ref LL_DMA_REQUEST_6
  1111. * @arg @ref LL_DMA_REQUEST_7
  1112. * @arg @ref LL_DMA_REQUEST_8
  1113. * @arg @ref LL_DMA_REQUEST_9
  1114. * @arg @ref LL_DMA_REQUEST_10
  1115. * @arg @ref LL_DMA_REQUEST_11
  1116. * @arg @ref LL_DMA_REQUEST_12
  1117. * @arg @ref LL_DMA_REQUEST_13
  1118. * @arg @ref LL_DMA_REQUEST_14
  1119. * @arg @ref LL_DMA_REQUEST_15
  1120. * @retval None
  1121. */
  1122. __STATIC_INLINE void LL_DMA_SetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Request)
  1123. {
  1124. MODIFY_REG(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1125. DMA_CSELR_C1S << ((Channel - 1U) * 4U), Request << DMA_POSITION_CSELR_CXS);
  1126. }
  1127. /**
  1128. * @brief Get DMA request for DMA instance on Channel x.
  1129. * @rmtoll CSELR C1S LL_DMA_GetPeriphRequest\n
  1130. * CSELR C2S LL_DMA_GetPeriphRequest\n
  1131. * CSELR C3S LL_DMA_GetPeriphRequest\n
  1132. * CSELR C4S LL_DMA_GetPeriphRequest\n
  1133. * CSELR C5S LL_DMA_GetPeriphRequest\n
  1134. * CSELR C6S LL_DMA_GetPeriphRequest\n
  1135. * CSELR C7S LL_DMA_GetPeriphRequest
  1136. * @param DMAx DMAx Instance
  1137. * @param Channel This parameter can be one of the following values:
  1138. * @arg @ref LL_DMA_CHANNEL_1
  1139. * @arg @ref LL_DMA_CHANNEL_2
  1140. * @arg @ref LL_DMA_CHANNEL_3
  1141. * @arg @ref LL_DMA_CHANNEL_4
  1142. * @arg @ref LL_DMA_CHANNEL_5
  1143. * @arg @ref LL_DMA_CHANNEL_6
  1144. * @arg @ref LL_DMA_CHANNEL_7
  1145. * @retval Returned value can be one of the following values:
  1146. * @arg @ref LL_DMA_REQUEST_0
  1147. * @arg @ref LL_DMA_REQUEST_1
  1148. * @arg @ref LL_DMA_REQUEST_2
  1149. * @arg @ref LL_DMA_REQUEST_3
  1150. * @arg @ref LL_DMA_REQUEST_4
  1151. * @arg @ref LL_DMA_REQUEST_5
  1152. * @arg @ref LL_DMA_REQUEST_6
  1153. * @arg @ref LL_DMA_REQUEST_7
  1154. * @arg @ref LL_DMA_REQUEST_8
  1155. * @arg @ref LL_DMA_REQUEST_9
  1156. * @arg @ref LL_DMA_REQUEST_10
  1157. * @arg @ref LL_DMA_REQUEST_11
  1158. * @arg @ref LL_DMA_REQUEST_12
  1159. * @arg @ref LL_DMA_REQUEST_13
  1160. * @arg @ref LL_DMA_REQUEST_14
  1161. * @arg @ref LL_DMA_REQUEST_15
  1162. */
  1163. __STATIC_INLINE uint32_t LL_DMA_GetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel)
  1164. {
  1165. return (READ_BIT(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1166. DMA_CSELR_C1S << ((Channel - 1U) * 4U)) >> DMA_POSITION_CSELR_CXS);
  1167. }
  1168. /**
  1169. * @}
  1170. */
  1171. /** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management
  1172. * @{
  1173. */
  1174. /**
  1175. * @brief Get Channel 1 global interrupt flag.
  1176. * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1
  1177. * @param DMAx DMAx Instance
  1178. * @retval State of bit (1 or 0).
  1179. */
  1180. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(DMA_TypeDef *DMAx)
  1181. {
  1182. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1)) ? 1UL : 0UL);
  1183. }
  1184. /**
  1185. * @brief Get Channel 2 global interrupt flag.
  1186. * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2
  1187. * @param DMAx DMAx Instance
  1188. * @retval State of bit (1 or 0).
  1189. */
  1190. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(DMA_TypeDef *DMAx)
  1191. {
  1192. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2)) ? 1UL : 0UL);
  1193. }
  1194. /**
  1195. * @brief Get Channel 3 global interrupt flag.
  1196. * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3
  1197. * @param DMAx DMAx Instance
  1198. * @retval State of bit (1 or 0).
  1199. */
  1200. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(DMA_TypeDef *DMAx)
  1201. {
  1202. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3)) ? 1UL : 0UL);
  1203. }
  1204. /**
  1205. * @brief Get Channel 4 global interrupt flag.
  1206. * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4
  1207. * @param DMAx DMAx Instance
  1208. * @retval State of bit (1 or 0).
  1209. */
  1210. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(DMA_TypeDef *DMAx)
  1211. {
  1212. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4)) ? 1UL : 0UL);
  1213. }
  1214. /**
  1215. * @brief Get Channel 5 global interrupt flag.
  1216. * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5
  1217. * @param DMAx DMAx Instance
  1218. * @retval State of bit (1 or 0).
  1219. */
  1220. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(DMA_TypeDef *DMAx)
  1221. {
  1222. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5)) ? 1UL : 0UL);
  1223. }
  1224. #if defined(DMA1_Channel6)
  1225. /**
  1226. * @brief Get Channel 6 global interrupt flag.
  1227. * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6
  1228. * @param DMAx DMAx Instance
  1229. * @retval State of bit (1 or 0).
  1230. */
  1231. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(DMA_TypeDef *DMAx)
  1232. {
  1233. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6)) ? 1UL : 0UL);
  1234. }
  1235. #endif
  1236. #if defined(DMA1_Channel7)
  1237. /**
  1238. * @brief Get Channel 7 global interrupt flag.
  1239. * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7
  1240. * @param DMAx DMAx Instance
  1241. * @retval State of bit (1 or 0).
  1242. */
  1243. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(DMA_TypeDef *DMAx)
  1244. {
  1245. return ((READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7)) ? 1UL : 0UL);
  1246. }
  1247. #endif
  1248. /**
  1249. * @brief Get Channel 1 transfer complete flag.
  1250. * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1
  1251. * @param DMAx DMAx Instance
  1252. * @retval State of bit (1 or 0).
  1253. */
  1254. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(DMA_TypeDef *DMAx)
  1255. {
  1256. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1)) ? 1UL : 0UL);
  1257. }
  1258. /**
  1259. * @brief Get Channel 2 transfer complete flag.
  1260. * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2
  1261. * @param DMAx DMAx Instance
  1262. * @retval State of bit (1 or 0).
  1263. */
  1264. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(DMA_TypeDef *DMAx)
  1265. {
  1266. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2)) ? 1UL : 0UL);
  1267. }
  1268. /**
  1269. * @brief Get Channel 3 transfer complete flag.
  1270. * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3
  1271. * @param DMAx DMAx Instance
  1272. * @retval State of bit (1 or 0).
  1273. */
  1274. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(DMA_TypeDef *DMAx)
  1275. {
  1276. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3)) ? 1UL : 0UL);
  1277. }
  1278. /**
  1279. * @brief Get Channel 4 transfer complete flag.
  1280. * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4
  1281. * @param DMAx DMAx Instance
  1282. * @retval State of bit (1 or 0).
  1283. */
  1284. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(DMA_TypeDef *DMAx)
  1285. {
  1286. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4)) ? 1UL : 0UL);
  1287. }
  1288. /**
  1289. * @brief Get Channel 5 transfer complete flag.
  1290. * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5
  1291. * @param DMAx DMAx Instance
  1292. * @retval State of bit (1 or 0).
  1293. */
  1294. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(DMA_TypeDef *DMAx)
  1295. {
  1296. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5)) ? 1UL : 0UL);
  1297. }
  1298. #if defined(DMA1_Channel6)
  1299. /**
  1300. * @brief Get Channel 6 transfer complete flag.
  1301. * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6
  1302. * @param DMAx DMAx Instance
  1303. * @retval State of bit (1 or 0).
  1304. */
  1305. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(DMA_TypeDef *DMAx)
  1306. {
  1307. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6)) ? 1UL : 0UL);
  1308. }
  1309. #endif
  1310. #if defined(DMA1_Channel7)
  1311. /**
  1312. * @brief Get Channel 7 transfer complete flag.
  1313. * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7
  1314. * @param DMAx DMAx Instance
  1315. * @retval State of bit (1 or 0).
  1316. */
  1317. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(DMA_TypeDef *DMAx)
  1318. {
  1319. return ((READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7)) ? 1UL : 0UL);
  1320. }
  1321. #endif
  1322. /**
  1323. * @brief Get Channel 1 half transfer flag.
  1324. * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1
  1325. * @param DMAx DMAx Instance
  1326. * @retval State of bit (1 or 0).
  1327. */
  1328. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(DMA_TypeDef *DMAx)
  1329. {
  1330. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1)) ? 1UL : 0UL);
  1331. }
  1332. /**
  1333. * @brief Get Channel 2 half transfer flag.
  1334. * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2
  1335. * @param DMAx DMAx Instance
  1336. * @retval State of bit (1 or 0).
  1337. */
  1338. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(DMA_TypeDef *DMAx)
  1339. {
  1340. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2)) ? 1UL : 0UL);
  1341. }
  1342. /**
  1343. * @brief Get Channel 3 half transfer flag.
  1344. * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3
  1345. * @param DMAx DMAx Instance
  1346. * @retval State of bit (1 or 0).
  1347. */
  1348. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(DMA_TypeDef *DMAx)
  1349. {
  1350. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3)) ? 1UL : 0UL);
  1351. }
  1352. /**
  1353. * @brief Get Channel 4 half transfer flag.
  1354. * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4
  1355. * @param DMAx DMAx Instance
  1356. * @retval State of bit (1 or 0).
  1357. */
  1358. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(DMA_TypeDef *DMAx)
  1359. {
  1360. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4)) ? 1UL : 0UL);
  1361. }
  1362. /**
  1363. * @brief Get Channel 5 half transfer flag.
  1364. * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5
  1365. * @param DMAx DMAx Instance
  1366. * @retval State of bit (1 or 0).
  1367. */
  1368. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(DMA_TypeDef *DMAx)
  1369. {
  1370. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5)) ? 1UL : 0UL);
  1371. }
  1372. #if defined(DMA1_Channel6)
  1373. /**
  1374. * @brief Get Channel 6 half transfer flag.
  1375. * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6
  1376. * @param DMAx DMAx Instance
  1377. * @retval State of bit (1 or 0).
  1378. */
  1379. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(DMA_TypeDef *DMAx)
  1380. {
  1381. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6)) ? 1UL : 0UL);
  1382. }
  1383. #endif
  1384. #if defined(DMA1_Channel7)
  1385. /**
  1386. * @brief Get Channel 7 half transfer flag.
  1387. * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7
  1388. * @param DMAx DMAx Instance
  1389. * @retval State of bit (1 or 0).
  1390. */
  1391. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(DMA_TypeDef *DMAx)
  1392. {
  1393. return ((READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7)) ? 1UL : 0UL);
  1394. }
  1395. #endif
  1396. /**
  1397. * @brief Get Channel 1 transfer error flag.
  1398. * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1
  1399. * @param DMAx DMAx Instance
  1400. * @retval State of bit (1 or 0).
  1401. */
  1402. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(DMA_TypeDef *DMAx)
  1403. {
  1404. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1)) ? 1UL : 0UL);
  1405. }
  1406. /**
  1407. * @brief Get Channel 2 transfer error flag.
  1408. * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2
  1409. * @param DMAx DMAx Instance
  1410. * @retval State of bit (1 or 0).
  1411. */
  1412. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(DMA_TypeDef *DMAx)
  1413. {
  1414. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2)) ? 1UL : 0UL);
  1415. }
  1416. /**
  1417. * @brief Get Channel 3 transfer error flag.
  1418. * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3
  1419. * @param DMAx DMAx Instance
  1420. * @retval State of bit (1 or 0).
  1421. */
  1422. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(DMA_TypeDef *DMAx)
  1423. {
  1424. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3)) ? 1UL : 0UL);
  1425. }
  1426. /**
  1427. * @brief Get Channel 4 transfer error flag.
  1428. * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4
  1429. * @param DMAx DMAx Instance
  1430. * @retval State of bit (1 or 0).
  1431. */
  1432. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(DMA_TypeDef *DMAx)
  1433. {
  1434. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4)) ? 1UL : 0UL);
  1435. }
  1436. /**
  1437. * @brief Get Channel 5 transfer error flag.
  1438. * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5
  1439. * @param DMAx DMAx Instance
  1440. * @retval State of bit (1 or 0).
  1441. */
  1442. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(DMA_TypeDef *DMAx)
  1443. {
  1444. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5)) ? 1UL : 0UL);
  1445. }
  1446. #if defined(DMA1_Channel6)
  1447. /**
  1448. * @brief Get Channel 6 transfer error flag.
  1449. * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6
  1450. * @param DMAx DMAx Instance
  1451. * @retval State of bit (1 or 0).
  1452. */
  1453. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(DMA_TypeDef *DMAx)
  1454. {
  1455. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6)) ? 1UL : 0UL);
  1456. }
  1457. #endif
  1458. #if defined(DMA1_Channel7)
  1459. /**
  1460. * @brief Get Channel 7 transfer error flag.
  1461. * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7
  1462. * @param DMAx DMAx Instance
  1463. * @retval State of bit (1 or 0).
  1464. */
  1465. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(DMA_TypeDef *DMAx)
  1466. {
  1467. return ((READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7)) ? 1UL : 0UL);
  1468. }
  1469. #endif
  1470. /**
  1471. * @brief Clear Channel 1 global interrupt flag.
  1472. * @rmtoll IFCR CGIF1 LL_DMA_ClearFlag_GI1
  1473. * @param DMAx DMAx Instance
  1474. * @retval None
  1475. */
  1476. __STATIC_INLINE void LL_DMA_ClearFlag_GI1(DMA_TypeDef *DMAx)
  1477. {
  1478. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF1);
  1479. }
  1480. /**
  1481. * @brief Clear Channel 2 global interrupt flag.
  1482. * @rmtoll IFCR CGIF2 LL_DMA_ClearFlag_GI2
  1483. * @param DMAx DMAx Instance
  1484. * @retval None
  1485. */
  1486. __STATIC_INLINE void LL_DMA_ClearFlag_GI2(DMA_TypeDef *DMAx)
  1487. {
  1488. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF2);
  1489. }
  1490. /**
  1491. * @brief Clear Channel 3 global interrupt flag.
  1492. * @rmtoll IFCR CGIF3 LL_DMA_ClearFlag_GI3
  1493. * @param DMAx DMAx Instance
  1494. * @retval None
  1495. */
  1496. __STATIC_INLINE void LL_DMA_ClearFlag_GI3(DMA_TypeDef *DMAx)
  1497. {
  1498. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF3);
  1499. }
  1500. /**
  1501. * @brief Clear Channel 4 global interrupt flag.
  1502. * @rmtoll IFCR CGIF4 LL_DMA_ClearFlag_GI4
  1503. * @param DMAx DMAx Instance
  1504. * @retval None
  1505. */
  1506. __STATIC_INLINE void LL_DMA_ClearFlag_GI4(DMA_TypeDef *DMAx)
  1507. {
  1508. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF4);
  1509. }
  1510. /**
  1511. * @brief Clear Channel 5 global interrupt flag.
  1512. * @rmtoll IFCR CGIF5 LL_DMA_ClearFlag_GI5
  1513. * @param DMAx DMAx Instance
  1514. * @retval None
  1515. */
  1516. __STATIC_INLINE void LL_DMA_ClearFlag_GI5(DMA_TypeDef *DMAx)
  1517. {
  1518. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF5);
  1519. }
  1520. #if defined(DMA1_Channel6)
  1521. /**
  1522. * @brief Clear Channel 6 global interrupt flag.
  1523. * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6
  1524. * @param DMAx DMAx Instance
  1525. * @retval None
  1526. */
  1527. __STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx)
  1528. {
  1529. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF6);
  1530. }
  1531. #endif
  1532. #if defined(DMA1_Channel7)
  1533. /**
  1534. * @brief Clear Channel 7 global interrupt flag.
  1535. * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7
  1536. * @param DMAx DMAx Instance
  1537. * @retval None
  1538. */
  1539. __STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx)
  1540. {
  1541. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF7);
  1542. }
  1543. #endif
  1544. /**
  1545. * @brief Clear Channel 1 transfer complete flag.
  1546. * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1
  1547. * @param DMAx DMAx Instance
  1548. * @retval None
  1549. */
  1550. __STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx)
  1551. {
  1552. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF1);
  1553. }
  1554. /**
  1555. * @brief Clear Channel 2 transfer complete flag.
  1556. * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2
  1557. * @param DMAx DMAx Instance
  1558. * @retval None
  1559. */
  1560. __STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx)
  1561. {
  1562. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF2);
  1563. }
  1564. /**
  1565. * @brief Clear Channel 3 transfer complete flag.
  1566. * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3
  1567. * @param DMAx DMAx Instance
  1568. * @retval None
  1569. */
  1570. __STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx)
  1571. {
  1572. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF3);
  1573. }
  1574. /**
  1575. * @brief Clear Channel 4 transfer complete flag.
  1576. * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4
  1577. * @param DMAx DMAx Instance
  1578. * @retval None
  1579. */
  1580. __STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx)
  1581. {
  1582. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF4);
  1583. }
  1584. /**
  1585. * @brief Clear Channel 5 transfer complete flag.
  1586. * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5
  1587. * @param DMAx DMAx Instance
  1588. * @retval None
  1589. */
  1590. __STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx)
  1591. {
  1592. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF5);
  1593. }
  1594. #if defined(DMA1_Channel6)
  1595. /**
  1596. * @brief Clear Channel 6 transfer complete flag.
  1597. * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6
  1598. * @param DMAx DMAx Instance
  1599. * @retval None
  1600. */
  1601. __STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx)
  1602. {
  1603. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF6);
  1604. }
  1605. #endif
  1606. #if defined(DMA1_Channel7)
  1607. /**
  1608. * @brief Clear Channel 7 transfer complete flag.
  1609. * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7
  1610. * @param DMAx DMAx Instance
  1611. * @retval None
  1612. */
  1613. __STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx)
  1614. {
  1615. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF7);
  1616. }
  1617. #endif
  1618. /**
  1619. * @brief Clear Channel 1 half transfer flag.
  1620. * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1
  1621. * @param DMAx DMAx Instance
  1622. * @retval None
  1623. */
  1624. __STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx)
  1625. {
  1626. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF1);
  1627. }
  1628. /**
  1629. * @brief Clear Channel 2 half transfer flag.
  1630. * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2
  1631. * @param DMAx DMAx Instance
  1632. * @retval None
  1633. */
  1634. __STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx)
  1635. {
  1636. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF2);
  1637. }
  1638. /**
  1639. * @brief Clear Channel 3 half transfer flag.
  1640. * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3
  1641. * @param DMAx DMAx Instance
  1642. * @retval None
  1643. */
  1644. __STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx)
  1645. {
  1646. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF3);
  1647. }
  1648. /**
  1649. * @brief Clear Channel 4 half transfer flag.
  1650. * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4
  1651. * @param DMAx DMAx Instance
  1652. * @retval None
  1653. */
  1654. __STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx)
  1655. {
  1656. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF4);
  1657. }
  1658. /**
  1659. * @brief Clear Channel 5 half transfer flag.
  1660. * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5
  1661. * @param DMAx DMAx Instance
  1662. * @retval None
  1663. */
  1664. __STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx)
  1665. {
  1666. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF5);
  1667. }
  1668. #if defined(DMA1_Channel6)
  1669. /**
  1670. * @brief Clear Channel 6 half transfer flag.
  1671. * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6
  1672. * @param DMAx DMAx Instance
  1673. * @retval None
  1674. */
  1675. __STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx)
  1676. {
  1677. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF6);
  1678. }
  1679. #endif
  1680. #if defined(DMA1_Channel7)
  1681. /**
  1682. * @brief Clear Channel 7 half transfer flag.
  1683. * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7
  1684. * @param DMAx DMAx Instance
  1685. * @retval None
  1686. */
  1687. __STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx)
  1688. {
  1689. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF7);
  1690. }
  1691. #endif
  1692. /**
  1693. * @brief Clear Channel 1 transfer error flag.
  1694. * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1
  1695. * @param DMAx DMAx Instance
  1696. * @retval None
  1697. */
  1698. __STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx)
  1699. {
  1700. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF1);
  1701. }
  1702. /**
  1703. * @brief Clear Channel 2 transfer error flag.
  1704. * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2
  1705. * @param DMAx DMAx Instance
  1706. * @retval None
  1707. */
  1708. __STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx)
  1709. {
  1710. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF2);
  1711. }
  1712. /**
  1713. * @brief Clear Channel 3 transfer error flag.
  1714. * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3
  1715. * @param DMAx DMAx Instance
  1716. * @retval None
  1717. */
  1718. __STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx)
  1719. {
  1720. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF3);
  1721. }
  1722. /**
  1723. * @brief Clear Channel 4 transfer error flag.
  1724. * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4
  1725. * @param DMAx DMAx Instance
  1726. * @retval None
  1727. */
  1728. __STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx)
  1729. {
  1730. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF4);
  1731. }
  1732. /**
  1733. * @brief Clear Channel 5 transfer error flag.
  1734. * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5
  1735. * @param DMAx DMAx Instance
  1736. * @retval None
  1737. */
  1738. __STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx)
  1739. {
  1740. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF5);
  1741. }
  1742. #if defined(DMA1_Channel6)
  1743. /**
  1744. * @brief Clear Channel 6 transfer error flag.
  1745. * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6
  1746. * @param DMAx DMAx Instance
  1747. * @retval None
  1748. */
  1749. __STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx)
  1750. {
  1751. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF6);
  1752. }
  1753. #endif
  1754. #if defined(DMA1_Channel7)
  1755. /**
  1756. * @brief Clear Channel 7 transfer error flag.
  1757. * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7
  1758. * @param DMAx DMAx Instance
  1759. * @retval None
  1760. */
  1761. __STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx)
  1762. {
  1763. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF7);
  1764. }
  1765. #endif
  1766. /**
  1767. * @}
  1768. */
  1769. /** @defgroup DMA_LL_EF_IT_Management IT_Management
  1770. * @{
  1771. */
  1772. /**
  1773. * @brief Enable Transfer complete interrupt.
  1774. * @rmtoll CCR TCIE LL_DMA_EnableIT_TC
  1775. * @param DMAx DMAx Instance
  1776. * @param Channel This parameter can be one of the following values:
  1777. * @arg @ref LL_DMA_CHANNEL_1
  1778. * @arg @ref LL_DMA_CHANNEL_2
  1779. * @arg @ref LL_DMA_CHANNEL_3
  1780. * @arg @ref LL_DMA_CHANNEL_4
  1781. * @arg @ref LL_DMA_CHANNEL_5
  1782. * @arg @ref LL_DMA_CHANNEL_6
  1783. * @arg @ref LL_DMA_CHANNEL_7
  1784. * @retval None
  1785. */
  1786. __STATIC_INLINE void LL_DMA_EnableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1787. {
  1788. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1789. }
  1790. /**
  1791. * @brief Enable Half transfer interrupt.
  1792. * @rmtoll CCR HTIE LL_DMA_EnableIT_HT
  1793. * @param DMAx DMAx Instance
  1794. * @param Channel This parameter can be one of the following values:
  1795. * @arg @ref LL_DMA_CHANNEL_1
  1796. * @arg @ref LL_DMA_CHANNEL_2
  1797. * @arg @ref LL_DMA_CHANNEL_3
  1798. * @arg @ref LL_DMA_CHANNEL_4
  1799. * @arg @ref LL_DMA_CHANNEL_5
  1800. * @arg @ref LL_DMA_CHANNEL_6
  1801. * @arg @ref LL_DMA_CHANNEL_7
  1802. * @retval None
  1803. */
  1804. __STATIC_INLINE void LL_DMA_EnableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1805. {
  1806. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1807. }
  1808. /**
  1809. * @brief Enable Transfer error interrupt.
  1810. * @rmtoll CCR TEIE LL_DMA_EnableIT_TE
  1811. * @param DMAx DMAx Instance
  1812. * @param Channel This parameter can be one of the following values:
  1813. * @arg @ref LL_DMA_CHANNEL_1
  1814. * @arg @ref LL_DMA_CHANNEL_2
  1815. * @arg @ref LL_DMA_CHANNEL_3
  1816. * @arg @ref LL_DMA_CHANNEL_4
  1817. * @arg @ref LL_DMA_CHANNEL_5
  1818. * @arg @ref LL_DMA_CHANNEL_6
  1819. * @arg @ref LL_DMA_CHANNEL_7
  1820. * @retval None
  1821. */
  1822. __STATIC_INLINE void LL_DMA_EnableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1823. {
  1824. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1825. }
  1826. /**
  1827. * @brief Disable Transfer complete interrupt.
  1828. * @rmtoll CCR TCIE LL_DMA_DisableIT_TC
  1829. * @param DMAx DMAx Instance
  1830. * @param Channel This parameter can be one of the following values:
  1831. * @arg @ref LL_DMA_CHANNEL_1
  1832. * @arg @ref LL_DMA_CHANNEL_2
  1833. * @arg @ref LL_DMA_CHANNEL_3
  1834. * @arg @ref LL_DMA_CHANNEL_4
  1835. * @arg @ref LL_DMA_CHANNEL_5
  1836. * @arg @ref LL_DMA_CHANNEL_6
  1837. * @arg @ref LL_DMA_CHANNEL_7
  1838. * @retval None
  1839. */
  1840. __STATIC_INLINE void LL_DMA_DisableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1841. {
  1842. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1843. }
  1844. /**
  1845. * @brief Disable Half transfer interrupt.
  1846. * @rmtoll CCR HTIE LL_DMA_DisableIT_HT
  1847. * @param DMAx DMAx Instance
  1848. * @param Channel This parameter can be one of the following values:
  1849. * @arg @ref LL_DMA_CHANNEL_1
  1850. * @arg @ref LL_DMA_CHANNEL_2
  1851. * @arg @ref LL_DMA_CHANNEL_3
  1852. * @arg @ref LL_DMA_CHANNEL_4
  1853. * @arg @ref LL_DMA_CHANNEL_5
  1854. * @arg @ref LL_DMA_CHANNEL_6
  1855. * @arg @ref LL_DMA_CHANNEL_7
  1856. * @retval None
  1857. */
  1858. __STATIC_INLINE void LL_DMA_DisableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1859. {
  1860. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1861. }
  1862. /**
  1863. * @brief Disable Transfer error interrupt.
  1864. * @rmtoll CCR TEIE LL_DMA_DisableIT_TE
  1865. * @param DMAx DMAx Instance
  1866. * @param Channel This parameter can be one of the following values:
  1867. * @arg @ref LL_DMA_CHANNEL_1
  1868. * @arg @ref LL_DMA_CHANNEL_2
  1869. * @arg @ref LL_DMA_CHANNEL_3
  1870. * @arg @ref LL_DMA_CHANNEL_4
  1871. * @arg @ref LL_DMA_CHANNEL_5
  1872. * @arg @ref LL_DMA_CHANNEL_6
  1873. * @arg @ref LL_DMA_CHANNEL_7
  1874. * @retval None
  1875. */
  1876. __STATIC_INLINE void LL_DMA_DisableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1877. {
  1878. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1879. }
  1880. /**
  1881. * @brief Check if Transfer complete Interrupt is enabled.
  1882. * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC
  1883. * @param DMAx DMAx Instance
  1884. * @param Channel This parameter can be one of the following values:
  1885. * @arg @ref LL_DMA_CHANNEL_1
  1886. * @arg @ref LL_DMA_CHANNEL_2
  1887. * @arg @ref LL_DMA_CHANNEL_3
  1888. * @arg @ref LL_DMA_CHANNEL_4
  1889. * @arg @ref LL_DMA_CHANNEL_5
  1890. * @arg @ref LL_DMA_CHANNEL_6
  1891. * @arg @ref LL_DMA_CHANNEL_7
  1892. * @retval State of bit (1 or 0).
  1893. */
  1894. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1895. {
  1896. return ((READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1897. DMA_CCR_TCIE) == (DMA_CCR_TCIE)) ? 1UL : 0UL);
  1898. }
  1899. /**
  1900. * @brief Check if Half transfer Interrupt is enabled.
  1901. * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_HT
  1902. * @param DMAx DMAx Instance
  1903. * @param Channel This parameter can be one of the following values:
  1904. * @arg @ref LL_DMA_CHANNEL_1
  1905. * @arg @ref LL_DMA_CHANNEL_2
  1906. * @arg @ref LL_DMA_CHANNEL_3
  1907. * @arg @ref LL_DMA_CHANNEL_4
  1908. * @arg @ref LL_DMA_CHANNEL_5
  1909. * @arg @ref LL_DMA_CHANNEL_6
  1910. * @arg @ref LL_DMA_CHANNEL_7
  1911. * @retval State of bit (1 or 0).
  1912. */
  1913. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1914. {
  1915. return ((READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1916. DMA_CCR_HTIE) == (DMA_CCR_HTIE)) ? 1UL : 0UL);
  1917. }
  1918. /**
  1919. * @brief Check if Transfer error Interrupt is enabled.
  1920. * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE
  1921. * @param DMAx DMAx Instance
  1922. * @param Channel This parameter can be one of the following values:
  1923. * @arg @ref LL_DMA_CHANNEL_1
  1924. * @arg @ref LL_DMA_CHANNEL_2
  1925. * @arg @ref LL_DMA_CHANNEL_3
  1926. * @arg @ref LL_DMA_CHANNEL_4
  1927. * @arg @ref LL_DMA_CHANNEL_5
  1928. * @arg @ref LL_DMA_CHANNEL_6
  1929. * @arg @ref LL_DMA_CHANNEL_7
  1930. * @retval State of bit (1 or 0).
  1931. */
  1932. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1933. {
  1934. return ((READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1935. DMA_CCR_TEIE) == (DMA_CCR_TEIE)) ? 1UL : 0UL);
  1936. }
  1937. /**
  1938. * @}
  1939. */
  1940. #if defined(USE_FULL_LL_DRIVER)
  1941. /** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions
  1942. * @{
  1943. */
  1944. ErrorStatus LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct);
  1945. ErrorStatus LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel);
  1946. void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct);
  1947. /**
  1948. * @}
  1949. */
  1950. #endif /* USE_FULL_LL_DRIVER */
  1951. /**
  1952. * @}
  1953. */
  1954. /**
  1955. * @}
  1956. */
  1957. #endif /* DMA1 */
  1958. /**
  1959. * @}
  1960. */
  1961. #ifdef __cplusplus
  1962. }
  1963. #endif
  1964. #endif /* STM32L0xx_LL_DMA_H */
  1965. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/