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  1. /**
  2. ******************************************************************************
  3. * @file stm32l4xx_ll_dma.h
  4. * @author MCD Application Team
  5. * @version V1.7.2
  6. * @date 16-June-2017
  7. * @brief Header file of DMA LL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
  12. *
  13. * Redistribution and use in source and binary forms, with or without modification,
  14. * are permitted provided that the following conditions are met:
  15. * 1. Redistributions of source code must retain the above copyright notice,
  16. * this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  21. * may be used to endorse or promote products derived from this software
  22. * without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34. *
  35. ******************************************************************************
  36. */
  37. /* Define to prevent recursive inclusion -------------------------------------*/
  38. #ifndef __STM32L4xx_LL_DMA_H
  39. #define __STM32L4xx_LL_DMA_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32l4xx.h"
  45. /** @addtogroup STM32L4xx_LL_Driver
  46. * @{
  47. */
  48. #if defined (DMA1) || defined (DMA2)
  49. /** @defgroup DMA_LL DMA
  50. * @{
  51. */
  52. /* Private types -------------------------------------------------------------*/
  53. /* Private variables ---------------------------------------------------------*/
  54. /** @defgroup DMA_LL_Private_Variables DMA Private Variables
  55. * @{
  56. */
  57. /* Array used to get the DMA channel register offset versus channel index LL_DMA_CHANNEL_x */
  58. static const uint8_t CHANNEL_OFFSET_TAB[] =
  59. {
  60. (uint8_t)(DMA1_Channel1_BASE - DMA1_BASE),
  61. (uint8_t)(DMA1_Channel2_BASE - DMA1_BASE),
  62. (uint8_t)(DMA1_Channel3_BASE - DMA1_BASE),
  63. (uint8_t)(DMA1_Channel4_BASE - DMA1_BASE),
  64. (uint8_t)(DMA1_Channel5_BASE - DMA1_BASE),
  65. (uint8_t)(DMA1_Channel6_BASE - DMA1_BASE),
  66. (uint8_t)(DMA1_Channel7_BASE - DMA1_BASE)
  67. };
  68. /**
  69. * @}
  70. */
  71. /* Private constants ---------------------------------------------------------*/
  72. /** @defgroup DMA_LL_Private_Constants DMA Private Constants
  73. * @{
  74. */
  75. /* Define used to get CSELR register offset */
  76. #define DMA_CSELR_OFFSET (uint32_t)(DMA1_CSELR_BASE - DMA1_BASE)
  77. /* Defines used for the bit position in the register and perform offsets */
  78. #define DMA_POSITION_CSELR_CXS POSITION_VAL(DMA_CSELR_C1S << ((Channel-1U)*4U))
  79. /**
  80. * @}
  81. */
  82. /* Private macros ------------------------------------------------------------*/
  83. #if defined(USE_FULL_LL_DRIVER)
  84. /** @defgroup DMA_LL_Private_Macros DMA Private Macros
  85. * @{
  86. */
  87. /**
  88. * @}
  89. */
  90. #endif /*USE_FULL_LL_DRIVER*/
  91. /* Exported types ------------------------------------------------------------*/
  92. #if defined(USE_FULL_LL_DRIVER)
  93. /** @defgroup DMA_LL_ES_INIT DMA Exported Init structure
  94. * @{
  95. */
  96. typedef struct
  97. {
  98. uint32_t PeriphOrM2MSrcAddress; /*!< Specifies the peripheral base address for DMA transfer
  99. or as Source base address in case of memory to memory transfer direction.
  100. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  101. uint32_t MemoryOrM2MDstAddress; /*!< Specifies the memory base address for DMA transfer
  102. or as Destination base address in case of memory to memory transfer direction.
  103. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  104. uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral,
  105. from memory to memory or from peripheral to memory.
  106. This parameter can be a value of @ref DMA_LL_EC_DIRECTION
  107. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataTransferDirection(). */
  108. uint32_t Mode; /*!< Specifies the normal or circular operation mode.
  109. This parameter can be a value of @ref DMA_LL_EC_MODE
  110. @note: The circular buffer mode cannot be used if the memory to memory
  111. data transfer direction is configured on the selected Channel
  112. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMode(). */
  113. uint32_t PeriphOrM2MSrcIncMode; /*!< Specifies whether the Peripheral address or Source address in case of memory to memory transfer direction
  114. is incremented or not.
  115. This parameter can be a value of @ref DMA_LL_EC_PERIPH
  116. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphIncMode(). */
  117. uint32_t MemoryOrM2MDstIncMode; /*!< Specifies whether the Memory address or Destination address in case of memory to memory transfer direction
  118. is incremented or not.
  119. This parameter can be a value of @ref DMA_LL_EC_MEMORY
  120. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemoryIncMode(). */
  121. uint32_t PeriphOrM2MSrcDataSize; /*!< Specifies the Peripheral data size alignment or Source data size alignment (byte, half word, word)
  122. in case of memory to memory transfer direction.
  123. This parameter can be a value of @ref DMA_LL_EC_PDATAALIGN
  124. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphSize(). */
  125. uint32_t MemoryOrM2MDstDataSize; /*!< Specifies the Memory data size alignment or Destination data size alignment (byte, half word, word)
  126. in case of memory to memory transfer direction.
  127. This parameter can be a value of @ref DMA_LL_EC_MDATAALIGN
  128. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemorySize(). */
  129. uint32_t NbData; /*!< Specifies the number of data to transfer, in data unit.
  130. The data unit is equal to the source buffer configuration set in PeripheralSize
  131. or MemorySize parameters depending in the transfer direction.
  132. This parameter must be a value between Min_Data = 0 and Max_Data = 0x0000FFFF
  133. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataLength(). */
  134. uint32_t PeriphRequest; /*!< Specifies the peripheral request.
  135. This parameter can be a value of @ref DMA_LL_EC_REQUEST
  136. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphRequest(). */
  137. uint32_t Priority; /*!< Specifies the channel priority level.
  138. This parameter can be a value of @ref DMA_LL_EC_PRIORITY
  139. This feature can be modified afterwards using unitary function @ref LL_DMA_SetChannelPriorityLevel(). */
  140. } LL_DMA_InitTypeDef;
  141. /**
  142. * @}
  143. */
  144. #endif /*USE_FULL_LL_DRIVER*/
  145. /* Exported constants --------------------------------------------------------*/
  146. /** @defgroup DMA_LL_Exported_Constants DMA Exported Constants
  147. * @{
  148. */
  149. /** @defgroup DMA_LL_EC_CLEAR_FLAG Clear Flags Defines
  150. * @brief Flags defines which can be used with LL_DMA_WriteReg function
  151. * @{
  152. */
  153. #define LL_DMA_IFCR_CGIF1 DMA_IFCR_CGIF1 /*!< Channel 1 global flag */
  154. #define LL_DMA_IFCR_CTCIF1 DMA_IFCR_CTCIF1 /*!< Channel 1 transfer complete flag */
  155. #define LL_DMA_IFCR_CHTIF1 DMA_IFCR_CHTIF1 /*!< Channel 1 half transfer flag */
  156. #define LL_DMA_IFCR_CTEIF1 DMA_IFCR_CTEIF1 /*!< Channel 1 transfer error flag */
  157. #define LL_DMA_IFCR_CGIF2 DMA_IFCR_CGIF2 /*!< Channel 2 global flag */
  158. #define LL_DMA_IFCR_CTCIF2 DMA_IFCR_CTCIF2 /*!< Channel 2 transfer complete flag */
  159. #define LL_DMA_IFCR_CHTIF2 DMA_IFCR_CHTIF2 /*!< Channel 2 half transfer flag */
  160. #define LL_DMA_IFCR_CTEIF2 DMA_IFCR_CTEIF2 /*!< Channel 2 transfer error flag */
  161. #define LL_DMA_IFCR_CGIF3 DMA_IFCR_CGIF3 /*!< Channel 3 global flag */
  162. #define LL_DMA_IFCR_CTCIF3 DMA_IFCR_CTCIF3 /*!< Channel 3 transfer complete flag */
  163. #define LL_DMA_IFCR_CHTIF3 DMA_IFCR_CHTIF3 /*!< Channel 3 half transfer flag */
  164. #define LL_DMA_IFCR_CTEIF3 DMA_IFCR_CTEIF3 /*!< Channel 3 transfer error flag */
  165. #define LL_DMA_IFCR_CGIF4 DMA_IFCR_CGIF4 /*!< Channel 4 global flag */
  166. #define LL_DMA_IFCR_CTCIF4 DMA_IFCR_CTCIF4 /*!< Channel 4 transfer complete flag */
  167. #define LL_DMA_IFCR_CHTIF4 DMA_IFCR_CHTIF4 /*!< Channel 4 half transfer flag */
  168. #define LL_DMA_IFCR_CTEIF4 DMA_IFCR_CTEIF4 /*!< Channel 4 transfer error flag */
  169. #define LL_DMA_IFCR_CGIF5 DMA_IFCR_CGIF5 /*!< Channel 5 global flag */
  170. #define LL_DMA_IFCR_CTCIF5 DMA_IFCR_CTCIF5 /*!< Channel 5 transfer complete flag */
  171. #define LL_DMA_IFCR_CHTIF5 DMA_IFCR_CHTIF5 /*!< Channel 5 half transfer flag */
  172. #define LL_DMA_IFCR_CTEIF5 DMA_IFCR_CTEIF5 /*!< Channel 5 transfer error flag */
  173. #define LL_DMA_IFCR_CGIF6 DMA_IFCR_CGIF6 /*!< Channel 6 global flag */
  174. #define LL_DMA_IFCR_CTCIF6 DMA_IFCR_CTCIF6 /*!< Channel 6 transfer complete flag */
  175. #define LL_DMA_IFCR_CHTIF6 DMA_IFCR_CHTIF6 /*!< Channel 6 half transfer flag */
  176. #define LL_DMA_IFCR_CTEIF6 DMA_IFCR_CTEIF6 /*!< Channel 6 transfer error flag */
  177. #define LL_DMA_IFCR_CGIF7 DMA_IFCR_CGIF7 /*!< Channel 7 global flag */
  178. #define LL_DMA_IFCR_CTCIF7 DMA_IFCR_CTCIF7 /*!< Channel 7 transfer complete flag */
  179. #define LL_DMA_IFCR_CHTIF7 DMA_IFCR_CHTIF7 /*!< Channel 7 half transfer flag */
  180. #define LL_DMA_IFCR_CTEIF7 DMA_IFCR_CTEIF7 /*!< Channel 7 transfer error flag */
  181. /**
  182. * @}
  183. */
  184. /** @defgroup DMA_LL_EC_GET_FLAG Get Flags Defines
  185. * @brief Flags defines which can be used with LL_DMA_ReadReg function
  186. * @{
  187. */
  188. #define LL_DMA_ISR_GIF1 DMA_ISR_GIF1 /*!< Channel 1 global flag */
  189. #define LL_DMA_ISR_TCIF1 DMA_ISR_TCIF1 /*!< Channel 1 transfer complete flag */
  190. #define LL_DMA_ISR_HTIF1 DMA_ISR_HTIF1 /*!< Channel 1 half transfer flag */
  191. #define LL_DMA_ISR_TEIF1 DMA_ISR_TEIF1 /*!< Channel 1 transfer error flag */
  192. #define LL_DMA_ISR_GIF2 DMA_ISR_GIF2 /*!< Channel 2 global flag */
  193. #define LL_DMA_ISR_TCIF2 DMA_ISR_TCIF2 /*!< Channel 2 transfer complete flag */
  194. #define LL_DMA_ISR_HTIF2 DMA_ISR_HTIF2 /*!< Channel 2 half transfer flag */
  195. #define LL_DMA_ISR_TEIF2 DMA_ISR_TEIF2 /*!< Channel 2 transfer error flag */
  196. #define LL_DMA_ISR_GIF3 DMA_ISR_GIF3 /*!< Channel 3 global flag */
  197. #define LL_DMA_ISR_TCIF3 DMA_ISR_TCIF3 /*!< Channel 3 transfer complete flag */
  198. #define LL_DMA_ISR_HTIF3 DMA_ISR_HTIF3 /*!< Channel 3 half transfer flag */
  199. #define LL_DMA_ISR_TEIF3 DMA_ISR_TEIF3 /*!< Channel 3 transfer error flag */
  200. #define LL_DMA_ISR_GIF4 DMA_ISR_GIF4 /*!< Channel 4 global flag */
  201. #define LL_DMA_ISR_TCIF4 DMA_ISR_TCIF4 /*!< Channel 4 transfer complete flag */
  202. #define LL_DMA_ISR_HTIF4 DMA_ISR_HTIF4 /*!< Channel 4 half transfer flag */
  203. #define LL_DMA_ISR_TEIF4 DMA_ISR_TEIF4 /*!< Channel 4 transfer error flag */
  204. #define LL_DMA_ISR_GIF5 DMA_ISR_GIF5 /*!< Channel 5 global flag */
  205. #define LL_DMA_ISR_TCIF5 DMA_ISR_TCIF5 /*!< Channel 5 transfer complete flag */
  206. #define LL_DMA_ISR_HTIF5 DMA_ISR_HTIF5 /*!< Channel 5 half transfer flag */
  207. #define LL_DMA_ISR_TEIF5 DMA_ISR_TEIF5 /*!< Channel 5 transfer error flag */
  208. #define LL_DMA_ISR_GIF6 DMA_ISR_GIF6 /*!< Channel 6 global flag */
  209. #define LL_DMA_ISR_TCIF6 DMA_ISR_TCIF6 /*!< Channel 6 transfer complete flag */
  210. #define LL_DMA_ISR_HTIF6 DMA_ISR_HTIF6 /*!< Channel 6 half transfer flag */
  211. #define LL_DMA_ISR_TEIF6 DMA_ISR_TEIF6 /*!< Channel 6 transfer error flag */
  212. #define LL_DMA_ISR_GIF7 DMA_ISR_GIF7 /*!< Channel 7 global flag */
  213. #define LL_DMA_ISR_TCIF7 DMA_ISR_TCIF7 /*!< Channel 7 transfer complete flag */
  214. #define LL_DMA_ISR_HTIF7 DMA_ISR_HTIF7 /*!< Channel 7 half transfer flag */
  215. #define LL_DMA_ISR_TEIF7 DMA_ISR_TEIF7 /*!< Channel 7 transfer error flag */
  216. /**
  217. * @}
  218. */
  219. /** @defgroup DMA_LL_EC_IT IT Defines
  220. * @brief IT defines which can be used with LL_DMA_ReadReg and LL_DMA_WriteReg functions
  221. * @{
  222. */
  223. #define LL_DMA_CCR_TCIE DMA_CCR_TCIE /*!< Transfer complete interrupt */
  224. #define LL_DMA_CCR_HTIE DMA_CCR_HTIE /*!< Half Transfer interrupt */
  225. #define LL_DMA_CCR_TEIE DMA_CCR_TEIE /*!< Transfer error interrupt */
  226. /**
  227. * @}
  228. */
  229. /** @defgroup DMA_LL_EC_CHANNEL CHANNEL
  230. * @{
  231. */
  232. #define LL_DMA_CHANNEL_1 ((uint32_t)0x00000001U) /*!< DMA Channel 1 */
  233. #define LL_DMA_CHANNEL_2 ((uint32_t)0x00000002U) /*!< DMA Channel 2 */
  234. #define LL_DMA_CHANNEL_3 ((uint32_t)0x00000003U) /*!< DMA Channel 3 */
  235. #define LL_DMA_CHANNEL_4 ((uint32_t)0x00000004U) /*!< DMA Channel 4 */
  236. #define LL_DMA_CHANNEL_5 ((uint32_t)0x00000005U) /*!< DMA Channel 5 */
  237. #define LL_DMA_CHANNEL_6 ((uint32_t)0x00000006U) /*!< DMA Channel 6 */
  238. #define LL_DMA_CHANNEL_7 ((uint32_t)0x00000007U) /*!< DMA Channel 7 */
  239. #if defined(USE_FULL_LL_DRIVER)
  240. #define LL_DMA_CHANNEL_ALL ((uint32_t)0xFFFF0000U) /*!< DMA Channel all (used only for function @ref LL_DMA_DeInit(). */
  241. #endif /*USE_FULL_LL_DRIVER*/
  242. /**
  243. * @}
  244. */
  245. /** @defgroup DMA_LL_EC_DIRECTION Transfer Direction
  246. * @{
  247. */
  248. #define LL_DMA_DIRECTION_PERIPH_TO_MEMORY ((uint32_t)0x00000000U) /*!< Peripheral to memory direction */
  249. #define LL_DMA_DIRECTION_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */
  250. #define LL_DMA_DIRECTION_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */
  251. /**
  252. * @}
  253. */
  254. /** @defgroup DMA_LL_EC_MODE Transfer mode
  255. * @{
  256. */
  257. #define LL_DMA_MODE_NORMAL ((uint32_t)0x00000000U) /*!< Normal Mode */
  258. #define LL_DMA_MODE_CIRCULAR DMA_CCR_CIRC /*!< Circular Mode */
  259. /**
  260. * @}
  261. */
  262. /** @defgroup DMA_LL_EC_PERIPH Peripheral increment mode
  263. * @{
  264. */
  265. #define LL_DMA_PERIPH_INCREMENT DMA_CCR_PINC /*!< Peripheral increment mode Enable */
  266. #define LL_DMA_PERIPH_NOINCREMENT ((uint32_t)0x00000000U) /*!< Peripheral increment mode Disable */
  267. /**
  268. * @}
  269. */
  270. /** @defgroup DMA_LL_EC_MEMORY Memory increment mode
  271. * @{
  272. */
  273. #define LL_DMA_MEMORY_INCREMENT DMA_CCR_MINC /*!< Memory increment mode Enable */
  274. #define LL_DMA_MEMORY_NOINCREMENT ((uint32_t)0x00000000U) /*!< Memory increment mode Disable */
  275. /**
  276. * @}
  277. */
  278. /** @defgroup DMA_LL_EC_PDATAALIGN Peripheral data alignment
  279. * @{
  280. */
  281. #define LL_DMA_PDATAALIGN_BYTE ((uint32_t)0x00000000U) /*!< Peripheral data alignment : Byte */
  282. #define LL_DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */
  283. #define LL_DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */
  284. /**
  285. * @}
  286. */
  287. /** @defgroup DMA_LL_EC_MDATAALIGN Memory data alignment
  288. * @{
  289. */
  290. #define LL_DMA_MDATAALIGN_BYTE ((uint32_t)0x00000000U) /*!< Memory data alignment : Byte */
  291. #define LL_DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */
  292. #define LL_DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */
  293. /**
  294. * @}
  295. */
  296. /** @defgroup DMA_LL_EC_PRIORITY Transfer Priority level
  297. * @{
  298. */
  299. #define LL_DMA_PRIORITY_LOW ((uint32_t)0x00000000U) /*!< Priority level : Low */
  300. #define LL_DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */
  301. #define LL_DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */
  302. #define LL_DMA_PRIORITY_VERYHIGH DMA_CCR_PL /*!< Priority level : Very_High */
  303. /**
  304. * @}
  305. */
  306. /** @defgroup DMA_LL_EC_REQUEST Transfer peripheral request
  307. * @{
  308. */
  309. #define LL_DMA_REQUEST_0 ((uint32_t)0x00000000U) /*!< DMA peripheral request 0 */
  310. #define LL_DMA_REQUEST_1 ((uint32_t)0x00000001U) /*!< DMA peripheral request 1 */
  311. #define LL_DMA_REQUEST_2 ((uint32_t)0x00000002U) /*!< DMA peripheral request 2 */
  312. #define LL_DMA_REQUEST_3 ((uint32_t)0x00000003U) /*!< DMA peripheral request 3 */
  313. #define LL_DMA_REQUEST_4 ((uint32_t)0x00000004U) /*!< DMA peripheral request 4 */
  314. #define LL_DMA_REQUEST_5 ((uint32_t)0x00000005U) /*!< DMA peripheral request 5 */
  315. #define LL_DMA_REQUEST_6 ((uint32_t)0x00000006U) /*!< DMA peripheral request 6 */
  316. #define LL_DMA_REQUEST_7 ((uint32_t)0x00000007U) /*!< DMA peripheral request 7 */
  317. /**
  318. * @}
  319. */
  320. /**
  321. * @}
  322. */
  323. /* Exported macro ------------------------------------------------------------*/
  324. /** @defgroup DMA_LL_Exported_Macros DMA Exported Macros
  325. * @{
  326. */
  327. /** @defgroup DMA_LL_EM_WRITE_READ Common Write and read registers macros
  328. * @{
  329. */
  330. /**
  331. * @brief Write a value in DMA register
  332. * @param __INSTANCE__ DMA Instance
  333. * @param __REG__ Register to be written
  334. * @param __VALUE__ Value to be written in the register
  335. * @retval None
  336. */
  337. #define LL_DMA_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
  338. /**
  339. * @brief Read a value in DMA register
  340. * @param __INSTANCE__ DMA Instance
  341. * @param __REG__ Register to be read
  342. * @retval Register value
  343. */
  344. #define LL_DMA_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
  345. /**
  346. * @}
  347. */
  348. /** @defgroup DMA_LL_EM_CONVERT_DMAxCHANNELy Convert DMAxChannely
  349. * @{
  350. */
  351. /**
  352. * @brief Convert DMAx_Channely into DMAx
  353. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  354. * @retval DMAx
  355. */
  356. #if defined(DMA2)
  357. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) \
  358. (((uint32_t)(__CHANNEL_INSTANCE__) > ((uint32_t)DMA1_Channel7)) ? DMA2 : DMA1)
  359. #else
  360. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) (DMA1)
  361. #endif
  362. /**
  363. * @brief Convert DMAx_Channely into LL_DMA_CHANNEL_y
  364. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  365. * @retval LL_DMA_CHANNEL_y
  366. */
  367. #if defined (DMA2)
  368. #if defined (DMA2_Channel6) && defined (DMA2_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)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  372. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  373. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  374. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  375. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  376. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  377. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  378. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  379. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  380. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  381. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel6)) ? LL_DMA_CHANNEL_6 : \
  382. LL_DMA_CHANNEL_7)
  383. #else
  384. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  385. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  386. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  387. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  388. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_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)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  391. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  392. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  393. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  394. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  395. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  396. LL_DMA_CHANNEL_7)
  397. #endif
  398. #else
  399. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  400. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  401. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  402. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  403. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  404. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  405. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  406. LL_DMA_CHANNEL_7)
  407. #endif
  408. /**
  409. * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely
  410. * @param __DMA_INSTANCE__ DMAx
  411. * @param __CHANNEL__ LL_DMA_CHANNEL_y
  412. * @retval DMAx_Channely
  413. */
  414. #if defined (DMA2)
  415. #if defined (DMA2_Channel6) && defined (DMA2_Channel7)
  416. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  417. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  418. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_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)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  421. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  422. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  423. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  424. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  425. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  426. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  427. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  428. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA2_Channel6 : \
  429. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_7))) ? DMA1_Channel7 : \
  430. DMA2_Channel7)
  431. #else
  432. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  433. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  434. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  435. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  436. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  437. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  438. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  439. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  440. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  441. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  442. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  443. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  444. DMA1_Channel7)
  445. #endif
  446. #else
  447. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  448. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  449. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  450. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  451. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  452. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  453. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  454. DMA1_Channel7)
  455. #endif
  456. /**
  457. * @}
  458. */
  459. /**
  460. * @}
  461. */
  462. /* Exported functions --------------------------------------------------------*/
  463. /** @defgroup DMA_LL_Exported_Functions DMA Exported Functions
  464. * @{
  465. */
  466. /** @defgroup DMA_LL_EF_Configuration Configuration
  467. * @{
  468. */
  469. /**
  470. * @brief Enable DMA channel.
  471. * @rmtoll CCR EN LL_DMA_EnableChannel
  472. * @param DMAx DMAx Instance
  473. * @param Channel This parameter can be one of the following values:
  474. * @arg @ref LL_DMA_CHANNEL_1
  475. * @arg @ref LL_DMA_CHANNEL_2
  476. * @arg @ref LL_DMA_CHANNEL_3
  477. * @arg @ref LL_DMA_CHANNEL_4
  478. * @arg @ref LL_DMA_CHANNEL_5
  479. * @arg @ref LL_DMA_CHANNEL_6
  480. * @arg @ref LL_DMA_CHANNEL_7
  481. * @retval None
  482. */
  483. __STATIC_INLINE void LL_DMA_EnableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  484. {
  485. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  486. }
  487. /**
  488. * @brief Disable DMA channel.
  489. * @rmtoll CCR EN LL_DMA_DisableChannel
  490. * @param DMAx DMAx Instance
  491. * @param Channel This parameter can be one of the following values:
  492. * @arg @ref LL_DMA_CHANNEL_1
  493. * @arg @ref LL_DMA_CHANNEL_2
  494. * @arg @ref LL_DMA_CHANNEL_3
  495. * @arg @ref LL_DMA_CHANNEL_4
  496. * @arg @ref LL_DMA_CHANNEL_5
  497. * @arg @ref LL_DMA_CHANNEL_6
  498. * @arg @ref LL_DMA_CHANNEL_7
  499. * @retval None
  500. */
  501. __STATIC_INLINE void LL_DMA_DisableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  502. {
  503. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  504. }
  505. /**
  506. * @brief Check if DMA channel is enabled or disabled.
  507. * @rmtoll CCR EN LL_DMA_IsEnabledChannel
  508. * @param DMAx DMAx Instance
  509. * @param Channel This parameter can be one of the following values:
  510. * @arg @ref LL_DMA_CHANNEL_1
  511. * @arg @ref LL_DMA_CHANNEL_2
  512. * @arg @ref LL_DMA_CHANNEL_3
  513. * @arg @ref LL_DMA_CHANNEL_4
  514. * @arg @ref LL_DMA_CHANNEL_5
  515. * @arg @ref LL_DMA_CHANNEL_6
  516. * @arg @ref LL_DMA_CHANNEL_7
  517. * @retval State of bit (1 or 0).
  518. */
  519. __STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  520. {
  521. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  522. DMA_CCR_EN) == (DMA_CCR_EN));
  523. }
  524. /**
  525. * @brief Configure all parameters link to DMA transfer.
  526. * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n
  527. * CCR MEM2MEM LL_DMA_ConfigTransfer\n
  528. * CCR CIRC LL_DMA_ConfigTransfer\n
  529. * CCR PINC LL_DMA_ConfigTransfer\n
  530. * CCR MINC LL_DMA_ConfigTransfer\n
  531. * CCR PSIZE LL_DMA_ConfigTransfer\n
  532. * CCR MSIZE LL_DMA_ConfigTransfer\n
  533. * CCR PL LL_DMA_ConfigTransfer
  534. * @param DMAx DMAx Instance
  535. * @param Channel This parameter can be one of the following values:
  536. * @arg @ref LL_DMA_CHANNEL_1
  537. * @arg @ref LL_DMA_CHANNEL_2
  538. * @arg @ref LL_DMA_CHANNEL_3
  539. * @arg @ref LL_DMA_CHANNEL_4
  540. * @arg @ref LL_DMA_CHANNEL_5
  541. * @arg @ref LL_DMA_CHANNEL_6
  542. * @arg @ref LL_DMA_CHANNEL_7
  543. * @param Configuration This parameter must be a combination of all the following values:
  544. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  545. * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR
  546. * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT
  547. * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT
  548. * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD
  549. * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD
  550. * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH
  551. * @retval None
  552. */
  553. __STATIC_INLINE void LL_DMA_ConfigTransfer(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration)
  554. {
  555. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  556. DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL,
  557. Configuration);
  558. }
  559. /**
  560. * @brief Set Data transfer direction (read from peripheral or from memory).
  561. * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n
  562. * CCR MEM2MEM LL_DMA_SetDataTransferDirection
  563. * @param DMAx DMAx Instance
  564. * @param Channel This parameter can be one of the following values:
  565. * @arg @ref LL_DMA_CHANNEL_1
  566. * @arg @ref LL_DMA_CHANNEL_2
  567. * @arg @ref LL_DMA_CHANNEL_3
  568. * @arg @ref LL_DMA_CHANNEL_4
  569. * @arg @ref LL_DMA_CHANNEL_5
  570. * @arg @ref LL_DMA_CHANNEL_6
  571. * @arg @ref LL_DMA_CHANNEL_7
  572. * @param Direction This parameter can be one of the following values:
  573. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  574. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  575. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  576. * @retval None
  577. */
  578. __STATIC_INLINE void LL_DMA_SetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction)
  579. {
  580. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  581. DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction);
  582. }
  583. /**
  584. * @brief Get Data transfer direction (read from peripheral or from memory).
  585. * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n
  586. * CCR MEM2MEM LL_DMA_GetDataTransferDirection
  587. * @param DMAx DMAx Instance
  588. * @param Channel This parameter can be one of the following values:
  589. * @arg @ref LL_DMA_CHANNEL_1
  590. * @arg @ref LL_DMA_CHANNEL_2
  591. * @arg @ref LL_DMA_CHANNEL_3
  592. * @arg @ref LL_DMA_CHANNEL_4
  593. * @arg @ref LL_DMA_CHANNEL_5
  594. * @arg @ref LL_DMA_CHANNEL_6
  595. * @arg @ref LL_DMA_CHANNEL_7
  596. * @retval Returned value can be one of the following values:
  597. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  598. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  599. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  600. */
  601. __STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel)
  602. {
  603. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  604. DMA_CCR_DIR | DMA_CCR_MEM2MEM));
  605. }
  606. /**
  607. * @brief Set DMA mode circular or normal.
  608. * @note The circular buffer mode cannot be used if the memory-to-memory
  609. * data transfer is configured on the selected Channel.
  610. * @rmtoll CCR CIRC LL_DMA_SetMode
  611. * @param DMAx DMAx Instance
  612. * @param Channel This parameter can be one of the following values:
  613. * @arg @ref LL_DMA_CHANNEL_1
  614. * @arg @ref LL_DMA_CHANNEL_2
  615. * @arg @ref LL_DMA_CHANNEL_3
  616. * @arg @ref LL_DMA_CHANNEL_4
  617. * @arg @ref LL_DMA_CHANNEL_5
  618. * @arg @ref LL_DMA_CHANNEL_6
  619. * @arg @ref LL_DMA_CHANNEL_7
  620. * @param Mode This parameter can be one of the following values:
  621. * @arg @ref LL_DMA_MODE_NORMAL
  622. * @arg @ref LL_DMA_MODE_CIRCULAR
  623. * @retval None
  624. */
  625. __STATIC_INLINE void LL_DMA_SetMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode)
  626. {
  627. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_CIRC,
  628. Mode);
  629. }
  630. /**
  631. * @brief Get DMA mode circular or normal.
  632. * @rmtoll CCR CIRC LL_DMA_GetMode
  633. * @param DMAx DMAx Instance
  634. * @param Channel This parameter can be one of the following values:
  635. * @arg @ref LL_DMA_CHANNEL_1
  636. * @arg @ref LL_DMA_CHANNEL_2
  637. * @arg @ref LL_DMA_CHANNEL_3
  638. * @arg @ref LL_DMA_CHANNEL_4
  639. * @arg @ref LL_DMA_CHANNEL_5
  640. * @arg @ref LL_DMA_CHANNEL_6
  641. * @arg @ref LL_DMA_CHANNEL_7
  642. * @retval Returned value can be one of the following values:
  643. * @arg @ref LL_DMA_MODE_NORMAL
  644. * @arg @ref LL_DMA_MODE_CIRCULAR
  645. */
  646. __STATIC_INLINE uint32_t LL_DMA_GetMode(DMA_TypeDef *DMAx, uint32_t Channel)
  647. {
  648. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  649. DMA_CCR_CIRC));
  650. }
  651. /**
  652. * @brief Set Peripheral increment mode.
  653. * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode
  654. * @param DMAx DMAx Instance
  655. * @param Channel This parameter can be one of the following values:
  656. * @arg @ref LL_DMA_CHANNEL_1
  657. * @arg @ref LL_DMA_CHANNEL_2
  658. * @arg @ref LL_DMA_CHANNEL_3
  659. * @arg @ref LL_DMA_CHANNEL_4
  660. * @arg @ref LL_DMA_CHANNEL_5
  661. * @arg @ref LL_DMA_CHANNEL_6
  662. * @arg @ref LL_DMA_CHANNEL_7
  663. * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values:
  664. * @arg @ref LL_DMA_PERIPH_INCREMENT
  665. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  666. * @retval None
  667. */
  668. __STATIC_INLINE void LL_DMA_SetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
  669. {
  670. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PINC,
  671. PeriphOrM2MSrcIncMode);
  672. }
  673. /**
  674. * @brief Get Peripheral increment mode.
  675. * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode
  676. * @param DMAx DMAx Instance
  677. * @param Channel This parameter can be one of the following values:
  678. * @arg @ref LL_DMA_CHANNEL_1
  679. * @arg @ref LL_DMA_CHANNEL_2
  680. * @arg @ref LL_DMA_CHANNEL_3
  681. * @arg @ref LL_DMA_CHANNEL_4
  682. * @arg @ref LL_DMA_CHANNEL_5
  683. * @arg @ref LL_DMA_CHANNEL_6
  684. * @arg @ref LL_DMA_CHANNEL_7
  685. * @retval Returned value can be one of the following values:
  686. * @arg @ref LL_DMA_PERIPH_INCREMENT
  687. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  688. */
  689. __STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  690. {
  691. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  692. DMA_CCR_PINC));
  693. }
  694. /**
  695. * @brief Set Memory increment mode.
  696. * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode
  697. * @param DMAx DMAx Instance
  698. * @param Channel This parameter can be one of the following values:
  699. * @arg @ref LL_DMA_CHANNEL_1
  700. * @arg @ref LL_DMA_CHANNEL_2
  701. * @arg @ref LL_DMA_CHANNEL_3
  702. * @arg @ref LL_DMA_CHANNEL_4
  703. * @arg @ref LL_DMA_CHANNEL_5
  704. * @arg @ref LL_DMA_CHANNEL_6
  705. * @arg @ref LL_DMA_CHANNEL_7
  706. * @param MemoryOrM2MDstIncMode This parameter can be one of the following values:
  707. * @arg @ref LL_DMA_MEMORY_INCREMENT
  708. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  709. * @retval None
  710. */
  711. __STATIC_INLINE void LL_DMA_SetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
  712. {
  713. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MINC,
  714. MemoryOrM2MDstIncMode);
  715. }
  716. /**
  717. * @brief Get Memory increment mode.
  718. * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode
  719. * @param DMAx DMAx Instance
  720. * @param Channel This parameter can be one of the following values:
  721. * @arg @ref LL_DMA_CHANNEL_1
  722. * @arg @ref LL_DMA_CHANNEL_2
  723. * @arg @ref LL_DMA_CHANNEL_3
  724. * @arg @ref LL_DMA_CHANNEL_4
  725. * @arg @ref LL_DMA_CHANNEL_5
  726. * @arg @ref LL_DMA_CHANNEL_6
  727. * @arg @ref LL_DMA_CHANNEL_7
  728. * @retval Returned value can be one of the following values:
  729. * @arg @ref LL_DMA_MEMORY_INCREMENT
  730. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  731. */
  732. __STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  733. {
  734. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  735. DMA_CCR_MINC));
  736. }
  737. /**
  738. * @brief Set Peripheral size.
  739. * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize
  740. * @param DMAx DMAx Instance
  741. * @param Channel This parameter can be one of the following values:
  742. * @arg @ref LL_DMA_CHANNEL_1
  743. * @arg @ref LL_DMA_CHANNEL_2
  744. * @arg @ref LL_DMA_CHANNEL_3
  745. * @arg @ref LL_DMA_CHANNEL_4
  746. * @arg @ref LL_DMA_CHANNEL_5
  747. * @arg @ref LL_DMA_CHANNEL_6
  748. * @arg @ref LL_DMA_CHANNEL_7
  749. * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values:
  750. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  751. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  752. * @arg @ref LL_DMA_PDATAALIGN_WORD
  753. * @retval None
  754. */
  755. __STATIC_INLINE void LL_DMA_SetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
  756. {
  757. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PSIZE,
  758. PeriphOrM2MSrcDataSize);
  759. }
  760. /**
  761. * @brief Get Peripheral size.
  762. * @rmtoll CCR PSIZE LL_DMA_GetPeriphSize
  763. * @param DMAx DMAx Instance
  764. * @param Channel This parameter can be one of the following values:
  765. * @arg @ref LL_DMA_CHANNEL_1
  766. * @arg @ref LL_DMA_CHANNEL_2
  767. * @arg @ref LL_DMA_CHANNEL_3
  768. * @arg @ref LL_DMA_CHANNEL_4
  769. * @arg @ref LL_DMA_CHANNEL_5
  770. * @arg @ref LL_DMA_CHANNEL_6
  771. * @arg @ref LL_DMA_CHANNEL_7
  772. * @retval Returned value can be one of the following values:
  773. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  774. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  775. * @arg @ref LL_DMA_PDATAALIGN_WORD
  776. */
  777. __STATIC_INLINE uint32_t LL_DMA_GetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel)
  778. {
  779. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  780. DMA_CCR_PSIZE));
  781. }
  782. /**
  783. * @brief Set Memory size.
  784. * @rmtoll CCR MSIZE LL_DMA_SetMemorySize
  785. * @param DMAx DMAx Instance
  786. * @param Channel This parameter can be one of the following values:
  787. * @arg @ref LL_DMA_CHANNEL_1
  788. * @arg @ref LL_DMA_CHANNEL_2
  789. * @arg @ref LL_DMA_CHANNEL_3
  790. * @arg @ref LL_DMA_CHANNEL_4
  791. * @arg @ref LL_DMA_CHANNEL_5
  792. * @arg @ref LL_DMA_CHANNEL_6
  793. * @arg @ref LL_DMA_CHANNEL_7
  794. * @param MemoryOrM2MDstDataSize This parameter can be one of the following values:
  795. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  796. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  797. * @arg @ref LL_DMA_MDATAALIGN_WORD
  798. * @retval None
  799. */
  800. __STATIC_INLINE void LL_DMA_SetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
  801. {
  802. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MSIZE,
  803. MemoryOrM2MDstDataSize);
  804. }
  805. /**
  806. * @brief Get Memory size.
  807. * @rmtoll CCR MSIZE LL_DMA_GetMemorySize
  808. * @param DMAx DMAx Instance
  809. * @param Channel This parameter can be one of the following values:
  810. * @arg @ref LL_DMA_CHANNEL_1
  811. * @arg @ref LL_DMA_CHANNEL_2
  812. * @arg @ref LL_DMA_CHANNEL_3
  813. * @arg @ref LL_DMA_CHANNEL_4
  814. * @arg @ref LL_DMA_CHANNEL_5
  815. * @arg @ref LL_DMA_CHANNEL_6
  816. * @arg @ref LL_DMA_CHANNEL_7
  817. * @retval Returned value can be one of the following values:
  818. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  819. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  820. * @arg @ref LL_DMA_MDATAALIGN_WORD
  821. */
  822. __STATIC_INLINE uint32_t LL_DMA_GetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel)
  823. {
  824. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  825. DMA_CCR_MSIZE));
  826. }
  827. /**
  828. * @brief Set Channel priority level.
  829. * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel
  830. * @param DMAx DMAx Instance
  831. * @param Channel This parameter can be one of the following values:
  832. * @arg @ref LL_DMA_CHANNEL_1
  833. * @arg @ref LL_DMA_CHANNEL_2
  834. * @arg @ref LL_DMA_CHANNEL_3
  835. * @arg @ref LL_DMA_CHANNEL_4
  836. * @arg @ref LL_DMA_CHANNEL_5
  837. * @arg @ref LL_DMA_CHANNEL_6
  838. * @arg @ref LL_DMA_CHANNEL_7
  839. * @param Priority This parameter can be one of the following values:
  840. * @arg @ref LL_DMA_PRIORITY_LOW
  841. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  842. * @arg @ref LL_DMA_PRIORITY_HIGH
  843. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  844. * @retval None
  845. */
  846. __STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority)
  847. {
  848. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PL,
  849. Priority);
  850. }
  851. /**
  852. * @brief Get Channel priority level.
  853. * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel
  854. * @param DMAx DMAx Instance
  855. * @param Channel This parameter can be one of the following values:
  856. * @arg @ref LL_DMA_CHANNEL_1
  857. * @arg @ref LL_DMA_CHANNEL_2
  858. * @arg @ref LL_DMA_CHANNEL_3
  859. * @arg @ref LL_DMA_CHANNEL_4
  860. * @arg @ref LL_DMA_CHANNEL_5
  861. * @arg @ref LL_DMA_CHANNEL_6
  862. * @arg @ref LL_DMA_CHANNEL_7
  863. * @retval Returned value can be one of the following values:
  864. * @arg @ref LL_DMA_PRIORITY_LOW
  865. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  866. * @arg @ref LL_DMA_PRIORITY_HIGH
  867. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  868. */
  869. __STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel)
  870. {
  871. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  872. DMA_CCR_PL));
  873. }
  874. /**
  875. * @brief Set Number of data to transfer.
  876. * @note This action has no effect if
  877. * channel is enabled.
  878. * @rmtoll CNDTR NDT LL_DMA_SetDataLength
  879. * @param DMAx DMAx Instance
  880. * @param Channel This parameter can be one of the following values:
  881. * @arg @ref LL_DMA_CHANNEL_1
  882. * @arg @ref LL_DMA_CHANNEL_2
  883. * @arg @ref LL_DMA_CHANNEL_3
  884. * @arg @ref LL_DMA_CHANNEL_4
  885. * @arg @ref LL_DMA_CHANNEL_5
  886. * @arg @ref LL_DMA_CHANNEL_6
  887. * @arg @ref LL_DMA_CHANNEL_7
  888. * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF
  889. * @retval None
  890. */
  891. __STATIC_INLINE void LL_DMA_SetDataLength(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData)
  892. {
  893. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  894. DMA_CNDTR_NDT, NbData);
  895. }
  896. /**
  897. * @brief Get Number of data to transfer.
  898. * @note Once the channel is enabled, the return value indicate the
  899. * remaining bytes to be transmitted.
  900. * @rmtoll CNDTR NDT LL_DMA_GetDataLength
  901. * @param DMAx DMAx Instance
  902. * @param Channel This parameter can be one of the following values:
  903. * @arg @ref LL_DMA_CHANNEL_1
  904. * @arg @ref LL_DMA_CHANNEL_2
  905. * @arg @ref LL_DMA_CHANNEL_3
  906. * @arg @ref LL_DMA_CHANNEL_4
  907. * @arg @ref LL_DMA_CHANNEL_5
  908. * @arg @ref LL_DMA_CHANNEL_6
  909. * @arg @ref LL_DMA_CHANNEL_7
  910. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  911. */
  912. __STATIC_INLINE uint32_t LL_DMA_GetDataLength(DMA_TypeDef *DMAx, uint32_t Channel)
  913. {
  914. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  915. DMA_CNDTR_NDT));
  916. }
  917. /**
  918. * @brief Configure the Source and Destination addresses.
  919. * @note This API must not be called when the DMA channel is enabled.
  920. * @note Each IP using DMA provides an API to get directly the register adress (LL_PPP_DMA_GetRegAddr).
  921. * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n
  922. * CMAR MA LL_DMA_ConfigAddresses
  923. * @param DMAx DMAx Instance
  924. * @param Channel This parameter can be one of the following values:
  925. * @arg @ref LL_DMA_CHANNEL_1
  926. * @arg @ref LL_DMA_CHANNEL_2
  927. * @arg @ref LL_DMA_CHANNEL_3
  928. * @arg @ref LL_DMA_CHANNEL_4
  929. * @arg @ref LL_DMA_CHANNEL_5
  930. * @arg @ref LL_DMA_CHANNEL_6
  931. * @arg @ref LL_DMA_CHANNEL_7
  932. * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  933. * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  934. * @param Direction This parameter can be one of the following values:
  935. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  936. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  937. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  938. * @retval None
  939. */
  940. __STATIC_INLINE void LL_DMA_ConfigAddresses(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress,
  941. uint32_t DstAddress, uint32_t Direction)
  942. {
  943. /* Direction Memory to Periph */
  944. if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH)
  945. {
  946. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, SrcAddress);
  947. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DstAddress);
  948. }
  949. /* Direction Periph to Memory and Memory to Memory */
  950. else
  951. {
  952. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, SrcAddress);
  953. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DstAddress);
  954. }
  955. }
  956. /**
  957. * @brief Set the Memory address.
  958. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  959. * @note This API must not be called when the DMA channel is enabled.
  960. * @rmtoll CMAR MA LL_DMA_SetMemoryAddress
  961. * @param DMAx DMAx Instance
  962. * @param Channel This parameter can be one of the following values:
  963. * @arg @ref LL_DMA_CHANNEL_1
  964. * @arg @ref LL_DMA_CHANNEL_2
  965. * @arg @ref LL_DMA_CHANNEL_3
  966. * @arg @ref LL_DMA_CHANNEL_4
  967. * @arg @ref LL_DMA_CHANNEL_5
  968. * @arg @ref LL_DMA_CHANNEL_6
  969. * @arg @ref LL_DMA_CHANNEL_7
  970. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  971. * @retval None
  972. */
  973. __STATIC_INLINE void LL_DMA_SetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  974. {
  975. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  976. }
  977. /**
  978. * @brief Set the Peripheral address.
  979. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  980. * @note This API must not be called when the DMA channel is enabled.
  981. * @rmtoll CPAR PA LL_DMA_SetPeriphAddress
  982. * @param DMAx DMAx Instance
  983. * @param Channel This parameter can be one of the following values:
  984. * @arg @ref LL_DMA_CHANNEL_1
  985. * @arg @ref LL_DMA_CHANNEL_2
  986. * @arg @ref LL_DMA_CHANNEL_3
  987. * @arg @ref LL_DMA_CHANNEL_4
  988. * @arg @ref LL_DMA_CHANNEL_5
  989. * @arg @ref LL_DMA_CHANNEL_6
  990. * @arg @ref LL_DMA_CHANNEL_7
  991. * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  992. * @retval None
  993. */
  994. __STATIC_INLINE void LL_DMA_SetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress)
  995. {
  996. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, PeriphAddress);
  997. }
  998. /**
  999. * @brief Get Memory address.
  1000. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  1001. * @rmtoll CMAR MA LL_DMA_GetMemoryAddress
  1002. * @param DMAx DMAx Instance
  1003. * @param Channel This parameter can be one of the following values:
  1004. * @arg @ref LL_DMA_CHANNEL_1
  1005. * @arg @ref LL_DMA_CHANNEL_2
  1006. * @arg @ref LL_DMA_CHANNEL_3
  1007. * @arg @ref LL_DMA_CHANNEL_4
  1008. * @arg @ref LL_DMA_CHANNEL_5
  1009. * @arg @ref LL_DMA_CHANNEL_6
  1010. * @arg @ref LL_DMA_CHANNEL_7
  1011. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1012. */
  1013. __STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1014. {
  1015. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  1016. }
  1017. /**
  1018. * @brief Get Peripheral address.
  1019. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  1020. * @rmtoll CPAR PA LL_DMA_GetPeriphAddress
  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. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1031. */
  1032. __STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1033. {
  1034. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1035. }
  1036. /**
  1037. * @brief Set the Memory to Memory Source address.
  1038. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1039. * @note This API must not be called when the DMA channel is enabled.
  1040. * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress
  1041. * @param DMAx DMAx Instance
  1042. * @param Channel This parameter can be one of the following values:
  1043. * @arg @ref LL_DMA_CHANNEL_1
  1044. * @arg @ref LL_DMA_CHANNEL_2
  1045. * @arg @ref LL_DMA_CHANNEL_3
  1046. * @arg @ref LL_DMA_CHANNEL_4
  1047. * @arg @ref LL_DMA_CHANNEL_5
  1048. * @arg @ref LL_DMA_CHANNEL_6
  1049. * @arg @ref LL_DMA_CHANNEL_7
  1050. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1051. * @retval None
  1052. */
  1053. __STATIC_INLINE void LL_DMA_SetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1054. {
  1055. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, MemoryAddress);
  1056. }
  1057. /**
  1058. * @brief Set the Memory to Memory Destination address.
  1059. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1060. * @note This API must not be called when the DMA channel is enabled.
  1061. * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress
  1062. * @param DMAx DMAx Instance
  1063. * @param Channel This parameter can be one of the following values:
  1064. * @arg @ref LL_DMA_CHANNEL_1
  1065. * @arg @ref LL_DMA_CHANNEL_2
  1066. * @arg @ref LL_DMA_CHANNEL_3
  1067. * @arg @ref LL_DMA_CHANNEL_4
  1068. * @arg @ref LL_DMA_CHANNEL_5
  1069. * @arg @ref LL_DMA_CHANNEL_6
  1070. * @arg @ref LL_DMA_CHANNEL_7
  1071. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1072. * @retval None
  1073. */
  1074. __STATIC_INLINE void LL_DMA_SetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1075. {
  1076. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  1077. }
  1078. /**
  1079. * @brief Get the Memory to Memory Source address.
  1080. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1081. * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress
  1082. * @param DMAx DMAx Instance
  1083. * @param Channel This parameter can be one of the following values:
  1084. * @arg @ref LL_DMA_CHANNEL_1
  1085. * @arg @ref LL_DMA_CHANNEL_2
  1086. * @arg @ref LL_DMA_CHANNEL_3
  1087. * @arg @ref LL_DMA_CHANNEL_4
  1088. * @arg @ref LL_DMA_CHANNEL_5
  1089. * @arg @ref LL_DMA_CHANNEL_6
  1090. * @arg @ref LL_DMA_CHANNEL_7
  1091. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1092. */
  1093. __STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1094. {
  1095. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1096. }
  1097. /**
  1098. * @brief Get the Memory to Memory Destination address.
  1099. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1100. * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress
  1101. * @param DMAx DMAx Instance
  1102. * @param Channel This parameter can be one of the following values:
  1103. * @arg @ref LL_DMA_CHANNEL_1
  1104. * @arg @ref LL_DMA_CHANNEL_2
  1105. * @arg @ref LL_DMA_CHANNEL_3
  1106. * @arg @ref LL_DMA_CHANNEL_4
  1107. * @arg @ref LL_DMA_CHANNEL_5
  1108. * @arg @ref LL_DMA_CHANNEL_6
  1109. * @arg @ref LL_DMA_CHANNEL_7
  1110. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1111. */
  1112. __STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1113. {
  1114. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  1115. }
  1116. /**
  1117. * @brief Set DMA request for DMA instance on Channel x.
  1118. * @note Please refer to Reference Manual to get the available mapping of Request value link to Channel Selection.
  1119. * @rmtoll CSELR C1S LL_DMA_SetPeriphRequest\n
  1120. * CSELR C2S LL_DMA_SetPeriphRequest\n
  1121. * CSELR C3S LL_DMA_SetPeriphRequest\n
  1122. * CSELR C4S LL_DMA_SetPeriphRequest\n
  1123. * CSELR C5S LL_DMA_SetPeriphRequest\n
  1124. * CSELR C6S LL_DMA_SetPeriphRequest\n
  1125. * CSELR C7S LL_DMA_SetPeriphRequest
  1126. * @param DMAx DMAx Instance
  1127. * @param Channel This parameter can be one of the following values:
  1128. * @arg @ref LL_DMA_CHANNEL_1
  1129. * @arg @ref LL_DMA_CHANNEL_2
  1130. * @arg @ref LL_DMA_CHANNEL_3
  1131. * @arg @ref LL_DMA_CHANNEL_4
  1132. * @arg @ref LL_DMA_CHANNEL_5
  1133. * @arg @ref LL_DMA_CHANNEL_6
  1134. * @arg @ref LL_DMA_CHANNEL_7
  1135. * @param PeriphRequest This parameter can be one of the following values:
  1136. * @arg @ref LL_DMA_REQUEST_0
  1137. * @arg @ref LL_DMA_REQUEST_1
  1138. * @arg @ref LL_DMA_REQUEST_2
  1139. * @arg @ref LL_DMA_REQUEST_3
  1140. * @arg @ref LL_DMA_REQUEST_4
  1141. * @arg @ref LL_DMA_REQUEST_5
  1142. * @arg @ref LL_DMA_REQUEST_6
  1143. * @arg @ref LL_DMA_REQUEST_7
  1144. * @retval None
  1145. */
  1146. __STATIC_INLINE void LL_DMA_SetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphRequest)
  1147. {
  1148. MODIFY_REG(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1149. DMA_CSELR_C1S << ((Channel - 1U) * 4U), PeriphRequest << DMA_POSITION_CSELR_CXS);
  1150. }
  1151. /**
  1152. * @brief Get DMA request for DMA instance on Channel x.
  1153. * @rmtoll CSELR C1S LL_DMA_GetPeriphRequest\n
  1154. * CSELR C2S LL_DMA_GetPeriphRequest\n
  1155. * CSELR C3S LL_DMA_GetPeriphRequest\n
  1156. * CSELR C4S LL_DMA_GetPeriphRequest\n
  1157. * CSELR C5S LL_DMA_GetPeriphRequest\n
  1158. * CSELR C6S LL_DMA_GetPeriphRequest\n
  1159. * CSELR C7S LL_DMA_GetPeriphRequest
  1160. * @param DMAx DMAx Instance
  1161. * @param Channel This parameter can be one of the following values:
  1162. * @arg @ref LL_DMA_CHANNEL_1
  1163. * @arg @ref LL_DMA_CHANNEL_2
  1164. * @arg @ref LL_DMA_CHANNEL_3
  1165. * @arg @ref LL_DMA_CHANNEL_4
  1166. * @arg @ref LL_DMA_CHANNEL_5
  1167. * @arg @ref LL_DMA_CHANNEL_6
  1168. * @arg @ref LL_DMA_CHANNEL_7
  1169. * @retval Returned value can be one of the following values:
  1170. * @arg @ref LL_DMA_REQUEST_0
  1171. * @arg @ref LL_DMA_REQUEST_1
  1172. * @arg @ref LL_DMA_REQUEST_2
  1173. * @arg @ref LL_DMA_REQUEST_3
  1174. * @arg @ref LL_DMA_REQUEST_4
  1175. * @arg @ref LL_DMA_REQUEST_5
  1176. * @arg @ref LL_DMA_REQUEST_6
  1177. * @arg @ref LL_DMA_REQUEST_7
  1178. */
  1179. __STATIC_INLINE uint32_t LL_DMA_GetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel)
  1180. {
  1181. return (READ_BIT(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR,
  1182. DMA_CSELR_C1S << ((Channel - 1U) * 4U)) >> DMA_POSITION_CSELR_CXS);
  1183. }
  1184. /**
  1185. * @}
  1186. */
  1187. /** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management
  1188. * @{
  1189. */
  1190. /**
  1191. * @brief Get Channel 1 global interrupt flag.
  1192. * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1
  1193. * @param DMAx DMAx Instance
  1194. * @retval State of bit (1 or 0).
  1195. */
  1196. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(DMA_TypeDef *DMAx)
  1197. {
  1198. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1));
  1199. }
  1200. /**
  1201. * @brief Get Channel 2 global interrupt flag.
  1202. * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2
  1203. * @param DMAx DMAx Instance
  1204. * @retval State of bit (1 or 0).
  1205. */
  1206. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(DMA_TypeDef *DMAx)
  1207. {
  1208. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2));
  1209. }
  1210. /**
  1211. * @brief Get Channel 3 global interrupt flag.
  1212. * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3
  1213. * @param DMAx DMAx Instance
  1214. * @retval State of bit (1 or 0).
  1215. */
  1216. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(DMA_TypeDef *DMAx)
  1217. {
  1218. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3));
  1219. }
  1220. /**
  1221. * @brief Get Channel 4 global interrupt flag.
  1222. * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4
  1223. * @param DMAx DMAx Instance
  1224. * @retval State of bit (1 or 0).
  1225. */
  1226. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(DMA_TypeDef *DMAx)
  1227. {
  1228. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4));
  1229. }
  1230. /**
  1231. * @brief Get Channel 5 global interrupt flag.
  1232. * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5
  1233. * @param DMAx DMAx Instance
  1234. * @retval State of bit (1 or 0).
  1235. */
  1236. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(DMA_TypeDef *DMAx)
  1237. {
  1238. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5));
  1239. }
  1240. /**
  1241. * @brief Get Channel 6 global interrupt flag.
  1242. * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6
  1243. * @param DMAx DMAx Instance
  1244. * @retval State of bit (1 or 0).
  1245. */
  1246. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(DMA_TypeDef *DMAx)
  1247. {
  1248. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6));
  1249. }
  1250. /**
  1251. * @brief Get Channel 7 global interrupt flag.
  1252. * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7
  1253. * @param DMAx DMAx Instance
  1254. * @retval State of bit (1 or 0).
  1255. */
  1256. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(DMA_TypeDef *DMAx)
  1257. {
  1258. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7));
  1259. }
  1260. /**
  1261. * @brief Get Channel 1 transfer complete flag.
  1262. * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1
  1263. * @param DMAx DMAx Instance
  1264. * @retval State of bit (1 or 0).
  1265. */
  1266. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(DMA_TypeDef *DMAx)
  1267. {
  1268. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1));
  1269. }
  1270. /**
  1271. * @brief Get Channel 2 transfer complete flag.
  1272. * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2
  1273. * @param DMAx DMAx Instance
  1274. * @retval State of bit (1 or 0).
  1275. */
  1276. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(DMA_TypeDef *DMAx)
  1277. {
  1278. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2));
  1279. }
  1280. /**
  1281. * @brief Get Channel 3 transfer complete flag.
  1282. * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3
  1283. * @param DMAx DMAx Instance
  1284. * @retval State of bit (1 or 0).
  1285. */
  1286. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(DMA_TypeDef *DMAx)
  1287. {
  1288. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3));
  1289. }
  1290. /**
  1291. * @brief Get Channel 4 transfer complete flag.
  1292. * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4
  1293. * @param DMAx DMAx Instance
  1294. * @retval State of bit (1 or 0).
  1295. */
  1296. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(DMA_TypeDef *DMAx)
  1297. {
  1298. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4));
  1299. }
  1300. /**
  1301. * @brief Get Channel 5 transfer complete flag.
  1302. * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5
  1303. * @param DMAx DMAx Instance
  1304. * @retval State of bit (1 or 0).
  1305. */
  1306. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(DMA_TypeDef *DMAx)
  1307. {
  1308. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5));
  1309. }
  1310. /**
  1311. * @brief Get Channel 6 transfer complete flag.
  1312. * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6
  1313. * @param DMAx DMAx Instance
  1314. * @retval State of bit (1 or 0).
  1315. */
  1316. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(DMA_TypeDef *DMAx)
  1317. {
  1318. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6));
  1319. }
  1320. /**
  1321. * @brief Get Channel 7 transfer complete flag.
  1322. * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7
  1323. * @param DMAx DMAx Instance
  1324. * @retval State of bit (1 or 0).
  1325. */
  1326. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(DMA_TypeDef *DMAx)
  1327. {
  1328. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7));
  1329. }
  1330. /**
  1331. * @brief Get Channel 1 half transfer flag.
  1332. * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1
  1333. * @param DMAx DMAx Instance
  1334. * @retval State of bit (1 or 0).
  1335. */
  1336. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(DMA_TypeDef *DMAx)
  1337. {
  1338. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1));
  1339. }
  1340. /**
  1341. * @brief Get Channel 2 half transfer flag.
  1342. * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2
  1343. * @param DMAx DMAx Instance
  1344. * @retval State of bit (1 or 0).
  1345. */
  1346. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(DMA_TypeDef *DMAx)
  1347. {
  1348. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2));
  1349. }
  1350. /**
  1351. * @brief Get Channel 3 half transfer flag.
  1352. * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3
  1353. * @param DMAx DMAx Instance
  1354. * @retval State of bit (1 or 0).
  1355. */
  1356. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(DMA_TypeDef *DMAx)
  1357. {
  1358. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3));
  1359. }
  1360. /**
  1361. * @brief Get Channel 4 half transfer flag.
  1362. * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4
  1363. * @param DMAx DMAx Instance
  1364. * @retval State of bit (1 or 0).
  1365. */
  1366. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(DMA_TypeDef *DMAx)
  1367. {
  1368. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4));
  1369. }
  1370. /**
  1371. * @brief Get Channel 5 half transfer flag.
  1372. * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5
  1373. * @param DMAx DMAx Instance
  1374. * @retval State of bit (1 or 0).
  1375. */
  1376. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(DMA_TypeDef *DMAx)
  1377. {
  1378. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5));
  1379. }
  1380. /**
  1381. * @brief Get Channel 6 half transfer flag.
  1382. * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6
  1383. * @param DMAx DMAx Instance
  1384. * @retval State of bit (1 or 0).
  1385. */
  1386. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(DMA_TypeDef *DMAx)
  1387. {
  1388. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6));
  1389. }
  1390. /**
  1391. * @brief Get Channel 7 half transfer flag.
  1392. * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7
  1393. * @param DMAx DMAx Instance
  1394. * @retval State of bit (1 or 0).
  1395. */
  1396. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(DMA_TypeDef *DMAx)
  1397. {
  1398. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7));
  1399. }
  1400. /**
  1401. * @brief Get Channel 1 transfer error flag.
  1402. * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1
  1403. * @param DMAx DMAx Instance
  1404. * @retval State of bit (1 or 0).
  1405. */
  1406. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(DMA_TypeDef *DMAx)
  1407. {
  1408. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1));
  1409. }
  1410. /**
  1411. * @brief Get Channel 2 transfer error flag.
  1412. * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2
  1413. * @param DMAx DMAx Instance
  1414. * @retval State of bit (1 or 0).
  1415. */
  1416. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(DMA_TypeDef *DMAx)
  1417. {
  1418. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2));
  1419. }
  1420. /**
  1421. * @brief Get Channel 3 transfer error flag.
  1422. * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3
  1423. * @param DMAx DMAx Instance
  1424. * @retval State of bit (1 or 0).
  1425. */
  1426. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(DMA_TypeDef *DMAx)
  1427. {
  1428. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3));
  1429. }
  1430. /**
  1431. * @brief Get Channel 4 transfer error flag.
  1432. * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4
  1433. * @param DMAx DMAx Instance
  1434. * @retval State of bit (1 or 0).
  1435. */
  1436. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(DMA_TypeDef *DMAx)
  1437. {
  1438. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4));
  1439. }
  1440. /**
  1441. * @brief Get Channel 5 transfer error flag.
  1442. * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5
  1443. * @param DMAx DMAx Instance
  1444. * @retval State of bit (1 or 0).
  1445. */
  1446. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(DMA_TypeDef *DMAx)
  1447. {
  1448. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5));
  1449. }
  1450. /**
  1451. * @brief Get Channel 6 transfer error flag.
  1452. * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6
  1453. * @param DMAx DMAx Instance
  1454. * @retval State of bit (1 or 0).
  1455. */
  1456. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(DMA_TypeDef *DMAx)
  1457. {
  1458. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6));
  1459. }
  1460. /**
  1461. * @brief Get Channel 7 transfer error flag.
  1462. * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7
  1463. * @param DMAx DMAx Instance
  1464. * @retval State of bit (1 or 0).
  1465. */
  1466. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(DMA_TypeDef *DMAx)
  1467. {
  1468. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7));
  1469. }
  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. /**
  1521. * @brief Clear Channel 6 global interrupt flag.
  1522. * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6
  1523. * @param DMAx DMAx Instance
  1524. * @retval None
  1525. */
  1526. __STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx)
  1527. {
  1528. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF6);
  1529. }
  1530. /**
  1531. * @brief Clear Channel 7 global interrupt flag.
  1532. * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7
  1533. * @param DMAx DMAx Instance
  1534. * @retval None
  1535. */
  1536. __STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx)
  1537. {
  1538. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF7);
  1539. }
  1540. /**
  1541. * @brief Clear Channel 1 transfer complete flag.
  1542. * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1
  1543. * @param DMAx DMAx Instance
  1544. * @retval None
  1545. */
  1546. __STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx)
  1547. {
  1548. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF1);
  1549. }
  1550. /**
  1551. * @brief Clear Channel 2 transfer complete flag.
  1552. * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2
  1553. * @param DMAx DMAx Instance
  1554. * @retval None
  1555. */
  1556. __STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx)
  1557. {
  1558. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF2);
  1559. }
  1560. /**
  1561. * @brief Clear Channel 3 transfer complete flag.
  1562. * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3
  1563. * @param DMAx DMAx Instance
  1564. * @retval None
  1565. */
  1566. __STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx)
  1567. {
  1568. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF3);
  1569. }
  1570. /**
  1571. * @brief Clear Channel 4 transfer complete flag.
  1572. * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4
  1573. * @param DMAx DMAx Instance
  1574. * @retval None
  1575. */
  1576. __STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx)
  1577. {
  1578. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF4);
  1579. }
  1580. /**
  1581. * @brief Clear Channel 5 transfer complete flag.
  1582. * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5
  1583. * @param DMAx DMAx Instance
  1584. * @retval None
  1585. */
  1586. __STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx)
  1587. {
  1588. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF5);
  1589. }
  1590. /**
  1591. * @brief Clear Channel 6 transfer complete flag.
  1592. * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6
  1593. * @param DMAx DMAx Instance
  1594. * @retval None
  1595. */
  1596. __STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx)
  1597. {
  1598. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF6);
  1599. }
  1600. /**
  1601. * @brief Clear Channel 7 transfer complete flag.
  1602. * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7
  1603. * @param DMAx DMAx Instance
  1604. * @retval None
  1605. */
  1606. __STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx)
  1607. {
  1608. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF7);
  1609. }
  1610. /**
  1611. * @brief Clear Channel 1 half transfer flag.
  1612. * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1
  1613. * @param DMAx DMAx Instance
  1614. * @retval None
  1615. */
  1616. __STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx)
  1617. {
  1618. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF1);
  1619. }
  1620. /**
  1621. * @brief Clear Channel 2 half transfer flag.
  1622. * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2
  1623. * @param DMAx DMAx Instance
  1624. * @retval None
  1625. */
  1626. __STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx)
  1627. {
  1628. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF2);
  1629. }
  1630. /**
  1631. * @brief Clear Channel 3 half transfer flag.
  1632. * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3
  1633. * @param DMAx DMAx Instance
  1634. * @retval None
  1635. */
  1636. __STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx)
  1637. {
  1638. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF3);
  1639. }
  1640. /**
  1641. * @brief Clear Channel 4 half transfer flag.
  1642. * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4
  1643. * @param DMAx DMAx Instance
  1644. * @retval None
  1645. */
  1646. __STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx)
  1647. {
  1648. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF4);
  1649. }
  1650. /**
  1651. * @brief Clear Channel 5 half transfer flag.
  1652. * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5
  1653. * @param DMAx DMAx Instance
  1654. * @retval None
  1655. */
  1656. __STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx)
  1657. {
  1658. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF5);
  1659. }
  1660. /**
  1661. * @brief Clear Channel 6 half transfer flag.
  1662. * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6
  1663. * @param DMAx DMAx Instance
  1664. * @retval None
  1665. */
  1666. __STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx)
  1667. {
  1668. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF6);
  1669. }
  1670. /**
  1671. * @brief Clear Channel 7 half transfer flag.
  1672. * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7
  1673. * @param DMAx DMAx Instance
  1674. * @retval None
  1675. */
  1676. __STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx)
  1677. {
  1678. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF7);
  1679. }
  1680. /**
  1681. * @brief Clear Channel 1 transfer error flag.
  1682. * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1
  1683. * @param DMAx DMAx Instance
  1684. * @retval None
  1685. */
  1686. __STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx)
  1687. {
  1688. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF1);
  1689. }
  1690. /**
  1691. * @brief Clear Channel 2 transfer error flag.
  1692. * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2
  1693. * @param DMAx DMAx Instance
  1694. * @retval None
  1695. */
  1696. __STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx)
  1697. {
  1698. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF2);
  1699. }
  1700. /**
  1701. * @brief Clear Channel 3 transfer error flag.
  1702. * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3
  1703. * @param DMAx DMAx Instance
  1704. * @retval None
  1705. */
  1706. __STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx)
  1707. {
  1708. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF3);
  1709. }
  1710. /**
  1711. * @brief Clear Channel 4 transfer error flag.
  1712. * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4
  1713. * @param DMAx DMAx Instance
  1714. * @retval None
  1715. */
  1716. __STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx)
  1717. {
  1718. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF4);
  1719. }
  1720. /**
  1721. * @brief Clear Channel 5 transfer error flag.
  1722. * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5
  1723. * @param DMAx DMAx Instance
  1724. * @retval None
  1725. */
  1726. __STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx)
  1727. {
  1728. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF5);
  1729. }
  1730. /**
  1731. * @brief Clear Channel 6 transfer error flag.
  1732. * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6
  1733. * @param DMAx DMAx Instance
  1734. * @retval None
  1735. */
  1736. __STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx)
  1737. {
  1738. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF6);
  1739. }
  1740. /**
  1741. * @brief Clear Channel 7 transfer error flag.
  1742. * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7
  1743. * @param DMAx DMAx Instance
  1744. * @retval None
  1745. */
  1746. __STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx)
  1747. {
  1748. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF7);
  1749. }
  1750. /**
  1751. * @}
  1752. */
  1753. /** @defgroup DMA_LL_EF_IT_Management IT_Management
  1754. * @{
  1755. */
  1756. /**
  1757. * @brief Enable Transfer complete interrupt.
  1758. * @rmtoll CCR TCIE LL_DMA_EnableIT_TC
  1759. * @param DMAx DMAx Instance
  1760. * @param Channel This parameter can be one of the following values:
  1761. * @arg @ref LL_DMA_CHANNEL_1
  1762. * @arg @ref LL_DMA_CHANNEL_2
  1763. * @arg @ref LL_DMA_CHANNEL_3
  1764. * @arg @ref LL_DMA_CHANNEL_4
  1765. * @arg @ref LL_DMA_CHANNEL_5
  1766. * @arg @ref LL_DMA_CHANNEL_6
  1767. * @arg @ref LL_DMA_CHANNEL_7
  1768. * @retval None
  1769. */
  1770. __STATIC_INLINE void LL_DMA_EnableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1771. {
  1772. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1773. }
  1774. /**
  1775. * @brief Enable Half transfer interrupt.
  1776. * @rmtoll CCR HTIE LL_DMA_EnableIT_HT
  1777. * @param DMAx DMAx Instance
  1778. * @param Channel This parameter can be one of the following values:
  1779. * @arg @ref LL_DMA_CHANNEL_1
  1780. * @arg @ref LL_DMA_CHANNEL_2
  1781. * @arg @ref LL_DMA_CHANNEL_3
  1782. * @arg @ref LL_DMA_CHANNEL_4
  1783. * @arg @ref LL_DMA_CHANNEL_5
  1784. * @arg @ref LL_DMA_CHANNEL_6
  1785. * @arg @ref LL_DMA_CHANNEL_7
  1786. * @retval None
  1787. */
  1788. __STATIC_INLINE void LL_DMA_EnableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1789. {
  1790. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1791. }
  1792. /**
  1793. * @brief Enable Transfer error interrupt.
  1794. * @rmtoll CCR TEIE LL_DMA_EnableIT_TE
  1795. * @param DMAx DMAx Instance
  1796. * @param Channel This parameter can be one of the following values:
  1797. * @arg @ref LL_DMA_CHANNEL_1
  1798. * @arg @ref LL_DMA_CHANNEL_2
  1799. * @arg @ref LL_DMA_CHANNEL_3
  1800. * @arg @ref LL_DMA_CHANNEL_4
  1801. * @arg @ref LL_DMA_CHANNEL_5
  1802. * @arg @ref LL_DMA_CHANNEL_6
  1803. * @arg @ref LL_DMA_CHANNEL_7
  1804. * @retval None
  1805. */
  1806. __STATIC_INLINE void LL_DMA_EnableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1807. {
  1808. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1809. }
  1810. /**
  1811. * @brief Disable Transfer complete interrupt.
  1812. * @rmtoll CCR TCIE LL_DMA_DisableIT_TC
  1813. * @param DMAx DMAx Instance
  1814. * @param Channel This parameter can be one of the following values:
  1815. * @arg @ref LL_DMA_CHANNEL_1
  1816. * @arg @ref LL_DMA_CHANNEL_2
  1817. * @arg @ref LL_DMA_CHANNEL_3
  1818. * @arg @ref LL_DMA_CHANNEL_4
  1819. * @arg @ref LL_DMA_CHANNEL_5
  1820. * @arg @ref LL_DMA_CHANNEL_6
  1821. * @arg @ref LL_DMA_CHANNEL_7
  1822. * @retval None
  1823. */
  1824. __STATIC_INLINE void LL_DMA_DisableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1825. {
  1826. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1827. }
  1828. /**
  1829. * @brief Disable Half transfer interrupt.
  1830. * @rmtoll CCR HTIE LL_DMA_DisableIT_HT
  1831. * @param DMAx DMAx Instance
  1832. * @param Channel This parameter can be one of the following values:
  1833. * @arg @ref LL_DMA_CHANNEL_1
  1834. * @arg @ref LL_DMA_CHANNEL_2
  1835. * @arg @ref LL_DMA_CHANNEL_3
  1836. * @arg @ref LL_DMA_CHANNEL_4
  1837. * @arg @ref LL_DMA_CHANNEL_5
  1838. * @arg @ref LL_DMA_CHANNEL_6
  1839. * @arg @ref LL_DMA_CHANNEL_7
  1840. * @retval None
  1841. */
  1842. __STATIC_INLINE void LL_DMA_DisableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1843. {
  1844. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1845. }
  1846. /**
  1847. * @brief Disable Transfer error interrupt.
  1848. * @rmtoll CCR TEIE LL_DMA_DisableIT_TE
  1849. * @param DMAx DMAx Instance
  1850. * @param Channel This parameter can be one of the following values:
  1851. * @arg @ref LL_DMA_CHANNEL_1
  1852. * @arg @ref LL_DMA_CHANNEL_2
  1853. * @arg @ref LL_DMA_CHANNEL_3
  1854. * @arg @ref LL_DMA_CHANNEL_4
  1855. * @arg @ref LL_DMA_CHANNEL_5
  1856. * @arg @ref LL_DMA_CHANNEL_6
  1857. * @arg @ref LL_DMA_CHANNEL_7
  1858. * @retval None
  1859. */
  1860. __STATIC_INLINE void LL_DMA_DisableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1861. {
  1862. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1863. }
  1864. /**
  1865. * @brief Check if Transfer complete Interrupt is enabled.
  1866. * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC
  1867. * @param DMAx DMAx Instance
  1868. * @param Channel This parameter can be one of the following values:
  1869. * @arg @ref LL_DMA_CHANNEL_1
  1870. * @arg @ref LL_DMA_CHANNEL_2
  1871. * @arg @ref LL_DMA_CHANNEL_3
  1872. * @arg @ref LL_DMA_CHANNEL_4
  1873. * @arg @ref LL_DMA_CHANNEL_5
  1874. * @arg @ref LL_DMA_CHANNEL_6
  1875. * @arg @ref LL_DMA_CHANNEL_7
  1876. * @retval State of bit (1 or 0).
  1877. */
  1878. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1879. {
  1880. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1881. DMA_CCR_TCIE) == (DMA_CCR_TCIE));
  1882. }
  1883. /**
  1884. * @brief Check if Half transfer Interrupt is enabled.
  1885. * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_HT
  1886. * @param DMAx DMAx Instance
  1887. * @param Channel This parameter can be one of the following values:
  1888. * @arg @ref LL_DMA_CHANNEL_1
  1889. * @arg @ref LL_DMA_CHANNEL_2
  1890. * @arg @ref LL_DMA_CHANNEL_3
  1891. * @arg @ref LL_DMA_CHANNEL_4
  1892. * @arg @ref LL_DMA_CHANNEL_5
  1893. * @arg @ref LL_DMA_CHANNEL_6
  1894. * @arg @ref LL_DMA_CHANNEL_7
  1895. * @retval State of bit (1 or 0).
  1896. */
  1897. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1898. {
  1899. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1900. DMA_CCR_HTIE) == (DMA_CCR_HTIE));
  1901. }
  1902. /**
  1903. * @brief Check if Transfer error Interrupt is enabled.
  1904. * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE
  1905. * @param DMAx DMAx Instance
  1906. * @param Channel This parameter can be one of the following values:
  1907. * @arg @ref LL_DMA_CHANNEL_1
  1908. * @arg @ref LL_DMA_CHANNEL_2
  1909. * @arg @ref LL_DMA_CHANNEL_3
  1910. * @arg @ref LL_DMA_CHANNEL_4
  1911. * @arg @ref LL_DMA_CHANNEL_5
  1912. * @arg @ref LL_DMA_CHANNEL_6
  1913. * @arg @ref LL_DMA_CHANNEL_7
  1914. * @retval State of bit (1 or 0).
  1915. */
  1916. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1917. {
  1918. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1919. DMA_CCR_TEIE) == (DMA_CCR_TEIE));
  1920. }
  1921. /**
  1922. * @}
  1923. */
  1924. #if defined(USE_FULL_LL_DRIVER)
  1925. /** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions
  1926. * @{
  1927. */
  1928. uint32_t LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct);
  1929. uint32_t LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel);
  1930. void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct);
  1931. /**
  1932. * @}
  1933. */
  1934. #endif /* USE_FULL_LL_DRIVER */
  1935. /**
  1936. * @}
  1937. */
  1938. /**
  1939. * @}
  1940. */
  1941. #endif /* DMA1 || DMA2 */
  1942. /**
  1943. * @}
  1944. */
  1945. #ifdef __cplusplus
  1946. }
  1947. #endif
  1948. #endif /* __STM32L4xx_LL_DMA_H */
  1949. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/