stm32l1xx_ll_dma.h 79 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32l1xx_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) 2017 STMicroelectronics</center></h2>
  10. *
  11. * Redistribution and use in source and binary forms, with or without modification,
  12. * are permitted provided that the following conditions are met:
  13. * 1. Redistributions of source code must retain the above copyright notice,
  14. * this list of conditions and the following disclaimer.
  15. * 2. Redistributions in binary form must reproduce the above copyright notice,
  16. * this list of conditions and the following disclaimer in the documentation
  17. * and/or other materials provided with the distribution.
  18. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  19. * may be used to endorse or promote products derived from this software
  20. * without specific prior written permission.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  25. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  28. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  29. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32. *
  33. ******************************************************************************
  34. */
  35. /* Define to prevent recursive inclusion -------------------------------------*/
  36. #ifndef __STM32L1xx_LL_DMA_H
  37. #define __STM32L1xx_LL_DMA_H
  38. #ifdef __cplusplus
  39. extern "C" {
  40. #endif
  41. /* Includes ------------------------------------------------------------------*/
  42. #include "stm32l1xx.h"
  43. /** @addtogroup STM32L1xx_LL_Driver
  44. * @{
  45. */
  46. #if defined (DMA1) || defined (DMA2)
  47. /** @defgroup DMA_LL DMA
  48. * @{
  49. */
  50. /* Private types -------------------------------------------------------------*/
  51. /* Private variables ---------------------------------------------------------*/
  52. /** @defgroup DMA_LL_Private_Variables DMA Private Variables
  53. * @{
  54. */
  55. /* Array used to get the DMA channel register offset versus channel index LL_DMA_CHANNEL_x */
  56. static const uint8_t CHANNEL_OFFSET_TAB[] =
  57. {
  58. (uint8_t)(DMA1_Channel1_BASE - DMA1_BASE),
  59. (uint8_t)(DMA1_Channel2_BASE - DMA1_BASE),
  60. (uint8_t)(DMA1_Channel3_BASE - DMA1_BASE),
  61. (uint8_t)(DMA1_Channel4_BASE - DMA1_BASE),
  62. (uint8_t)(DMA1_Channel5_BASE - DMA1_BASE),
  63. (uint8_t)(DMA1_Channel6_BASE - DMA1_BASE),
  64. (uint8_t)(DMA1_Channel7_BASE - DMA1_BASE)
  65. };
  66. /**
  67. * @}
  68. */
  69. /* Private constants ---------------------------------------------------------*/
  70. /* Private macros ------------------------------------------------------------*/
  71. #if defined(USE_FULL_LL_DRIVER)
  72. /** @defgroup DMA_LL_Private_Macros DMA Private Macros
  73. * @{
  74. */
  75. /**
  76. * @}
  77. */
  78. #endif /*USE_FULL_LL_DRIVER*/
  79. /* Exported types ------------------------------------------------------------*/
  80. #if defined(USE_FULL_LL_DRIVER)
  81. /** @defgroup DMA_LL_ES_INIT DMA Exported Init structure
  82. * @{
  83. */
  84. typedef struct
  85. {
  86. uint32_t PeriphOrM2MSrcAddress; /*!< Specifies the peripheral base address for DMA transfer
  87. or as Source base address in case of memory to memory transfer direction.
  88. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  89. uint32_t MemoryOrM2MDstAddress; /*!< Specifies the memory base address for DMA transfer
  90. or as Destination base address in case of memory to memory transfer direction.
  91. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  92. uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral,
  93. from memory to memory or from peripheral to memory.
  94. This parameter can be a value of @ref DMA_LL_EC_DIRECTION
  95. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataTransferDirection(). */
  96. uint32_t Mode; /*!< Specifies the normal or circular operation mode.
  97. This parameter can be a value of @ref DMA_LL_EC_MODE
  98. @note: The circular buffer mode cannot be used if the memory to memory
  99. data transfer direction is configured on the selected Channel
  100. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMode(). */
  101. uint32_t PeriphOrM2MSrcIncMode; /*!< Specifies whether the Peripheral address or Source address in case of memory to memory transfer direction
  102. is incremented or not.
  103. This parameter can be a value of @ref DMA_LL_EC_PERIPH
  104. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphIncMode(). */
  105. uint32_t MemoryOrM2MDstIncMode; /*!< Specifies whether the Memory address or Destination address in case of memory to memory transfer direction
  106. is incremented or not.
  107. This parameter can be a value of @ref DMA_LL_EC_MEMORY
  108. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemoryIncMode(). */
  109. uint32_t PeriphOrM2MSrcDataSize; /*!< Specifies the Peripheral data size alignment or Source data size alignment (byte, half word, word)
  110. in case of memory to memory transfer direction.
  111. This parameter can be a value of @ref DMA_LL_EC_PDATAALIGN
  112. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphSize(). */
  113. uint32_t MemoryOrM2MDstDataSize; /*!< Specifies the Memory data size alignment or Destination data size alignment (byte, half word, word)
  114. in case of memory to memory transfer direction.
  115. This parameter can be a value of @ref DMA_LL_EC_MDATAALIGN
  116. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemorySize(). */
  117. uint32_t NbData; /*!< Specifies the number of data to transfer, in data unit.
  118. The data unit is equal to the source buffer configuration set in PeripheralSize
  119. or MemorySize parameters depending in the transfer direction.
  120. This parameter must be a value between Min_Data = 0 and Max_Data = 0x0000FFFF
  121. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataLength(). */
  122. uint32_t Priority; /*!< Specifies the channel priority level.
  123. This parameter can be a value of @ref DMA_LL_EC_PRIORITY
  124. This feature can be modified afterwards using unitary function @ref LL_DMA_SetChannelPriorityLevel(). */
  125. } LL_DMA_InitTypeDef;
  126. /**
  127. * @}
  128. */
  129. #endif /*USE_FULL_LL_DRIVER*/
  130. /* Exported constants --------------------------------------------------------*/
  131. /** @defgroup DMA_LL_Exported_Constants DMA Exported Constants
  132. * @{
  133. */
  134. /** @defgroup DMA_LL_EC_CLEAR_FLAG Clear Flags Defines
  135. * @brief Flags defines which can be used with LL_DMA_WriteReg function
  136. * @{
  137. */
  138. #define LL_DMA_IFCR_CGIF1 DMA_IFCR_CGIF1 /*!< Channel 1 global flag */
  139. #define LL_DMA_IFCR_CTCIF1 DMA_IFCR_CTCIF1 /*!< Channel 1 transfer complete flag */
  140. #define LL_DMA_IFCR_CHTIF1 DMA_IFCR_CHTIF1 /*!< Channel 1 half transfer flag */
  141. #define LL_DMA_IFCR_CTEIF1 DMA_IFCR_CTEIF1 /*!< Channel 1 transfer error flag */
  142. #define LL_DMA_IFCR_CGIF2 DMA_IFCR_CGIF2 /*!< Channel 2 global flag */
  143. #define LL_DMA_IFCR_CTCIF2 DMA_IFCR_CTCIF2 /*!< Channel 2 transfer complete flag */
  144. #define LL_DMA_IFCR_CHTIF2 DMA_IFCR_CHTIF2 /*!< Channel 2 half transfer flag */
  145. #define LL_DMA_IFCR_CTEIF2 DMA_IFCR_CTEIF2 /*!< Channel 2 transfer error flag */
  146. #define LL_DMA_IFCR_CGIF3 DMA_IFCR_CGIF3 /*!< Channel 3 global flag */
  147. #define LL_DMA_IFCR_CTCIF3 DMA_IFCR_CTCIF3 /*!< Channel 3 transfer complete flag */
  148. #define LL_DMA_IFCR_CHTIF3 DMA_IFCR_CHTIF3 /*!< Channel 3 half transfer flag */
  149. #define LL_DMA_IFCR_CTEIF3 DMA_IFCR_CTEIF3 /*!< Channel 3 transfer error flag */
  150. #define LL_DMA_IFCR_CGIF4 DMA_IFCR_CGIF4 /*!< Channel 4 global flag */
  151. #define LL_DMA_IFCR_CTCIF4 DMA_IFCR_CTCIF4 /*!< Channel 4 transfer complete flag */
  152. #define LL_DMA_IFCR_CHTIF4 DMA_IFCR_CHTIF4 /*!< Channel 4 half transfer flag */
  153. #define LL_DMA_IFCR_CTEIF4 DMA_IFCR_CTEIF4 /*!< Channel 4 transfer error flag */
  154. #define LL_DMA_IFCR_CGIF5 DMA_IFCR_CGIF5 /*!< Channel 5 global flag */
  155. #define LL_DMA_IFCR_CTCIF5 DMA_IFCR_CTCIF5 /*!< Channel 5 transfer complete flag */
  156. #define LL_DMA_IFCR_CHTIF5 DMA_IFCR_CHTIF5 /*!< Channel 5 half transfer flag */
  157. #define LL_DMA_IFCR_CTEIF5 DMA_IFCR_CTEIF5 /*!< Channel 5 transfer error flag */
  158. #define LL_DMA_IFCR_CGIF6 DMA_IFCR_CGIF6 /*!< Channel 6 global flag */
  159. #define LL_DMA_IFCR_CTCIF6 DMA_IFCR_CTCIF6 /*!< Channel 6 transfer complete flag */
  160. #define LL_DMA_IFCR_CHTIF6 DMA_IFCR_CHTIF6 /*!< Channel 6 half transfer flag */
  161. #define LL_DMA_IFCR_CTEIF6 DMA_IFCR_CTEIF6 /*!< Channel 6 transfer error flag */
  162. #define LL_DMA_IFCR_CGIF7 DMA_IFCR_CGIF7 /*!< Channel 7 global flag */
  163. #define LL_DMA_IFCR_CTCIF7 DMA_IFCR_CTCIF7 /*!< Channel 7 transfer complete flag */
  164. #define LL_DMA_IFCR_CHTIF7 DMA_IFCR_CHTIF7 /*!< Channel 7 half transfer flag */
  165. #define LL_DMA_IFCR_CTEIF7 DMA_IFCR_CTEIF7 /*!< Channel 7 transfer error flag */
  166. /**
  167. * @}
  168. */
  169. /** @defgroup DMA_LL_EC_GET_FLAG Get Flags Defines
  170. * @brief Flags defines which can be used with LL_DMA_ReadReg function
  171. * @{
  172. */
  173. #define LL_DMA_ISR_GIF1 DMA_ISR_GIF1 /*!< Channel 1 global flag */
  174. #define LL_DMA_ISR_TCIF1 DMA_ISR_TCIF1 /*!< Channel 1 transfer complete flag */
  175. #define LL_DMA_ISR_HTIF1 DMA_ISR_HTIF1 /*!< Channel 1 half transfer flag */
  176. #define LL_DMA_ISR_TEIF1 DMA_ISR_TEIF1 /*!< Channel 1 transfer error flag */
  177. #define LL_DMA_ISR_GIF2 DMA_ISR_GIF2 /*!< Channel 2 global flag */
  178. #define LL_DMA_ISR_TCIF2 DMA_ISR_TCIF2 /*!< Channel 2 transfer complete flag */
  179. #define LL_DMA_ISR_HTIF2 DMA_ISR_HTIF2 /*!< Channel 2 half transfer flag */
  180. #define LL_DMA_ISR_TEIF2 DMA_ISR_TEIF2 /*!< Channel 2 transfer error flag */
  181. #define LL_DMA_ISR_GIF3 DMA_ISR_GIF3 /*!< Channel 3 global flag */
  182. #define LL_DMA_ISR_TCIF3 DMA_ISR_TCIF3 /*!< Channel 3 transfer complete flag */
  183. #define LL_DMA_ISR_HTIF3 DMA_ISR_HTIF3 /*!< Channel 3 half transfer flag */
  184. #define LL_DMA_ISR_TEIF3 DMA_ISR_TEIF3 /*!< Channel 3 transfer error flag */
  185. #define LL_DMA_ISR_GIF4 DMA_ISR_GIF4 /*!< Channel 4 global flag */
  186. #define LL_DMA_ISR_TCIF4 DMA_ISR_TCIF4 /*!< Channel 4 transfer complete flag */
  187. #define LL_DMA_ISR_HTIF4 DMA_ISR_HTIF4 /*!< Channel 4 half transfer flag */
  188. #define LL_DMA_ISR_TEIF4 DMA_ISR_TEIF4 /*!< Channel 4 transfer error flag */
  189. #define LL_DMA_ISR_GIF5 DMA_ISR_GIF5 /*!< Channel 5 global flag */
  190. #define LL_DMA_ISR_TCIF5 DMA_ISR_TCIF5 /*!< Channel 5 transfer complete flag */
  191. #define LL_DMA_ISR_HTIF5 DMA_ISR_HTIF5 /*!< Channel 5 half transfer flag */
  192. #define LL_DMA_ISR_TEIF5 DMA_ISR_TEIF5 /*!< Channel 5 transfer error flag */
  193. #define LL_DMA_ISR_GIF6 DMA_ISR_GIF6 /*!< Channel 6 global flag */
  194. #define LL_DMA_ISR_TCIF6 DMA_ISR_TCIF6 /*!< Channel 6 transfer complete flag */
  195. #define LL_DMA_ISR_HTIF6 DMA_ISR_HTIF6 /*!< Channel 6 half transfer flag */
  196. #define LL_DMA_ISR_TEIF6 DMA_ISR_TEIF6 /*!< Channel 6 transfer error flag */
  197. #define LL_DMA_ISR_GIF7 DMA_ISR_GIF7 /*!< Channel 7 global flag */
  198. #define LL_DMA_ISR_TCIF7 DMA_ISR_TCIF7 /*!< Channel 7 transfer complete flag */
  199. #define LL_DMA_ISR_HTIF7 DMA_ISR_HTIF7 /*!< Channel 7 half transfer flag */
  200. #define LL_DMA_ISR_TEIF7 DMA_ISR_TEIF7 /*!< Channel 7 transfer error flag */
  201. /**
  202. * @}
  203. */
  204. /** @defgroup DMA_LL_EC_IT IT Defines
  205. * @brief IT defines which can be used with LL_DMA_ReadReg and LL_DMA_WriteReg functions
  206. * @{
  207. */
  208. #define LL_DMA_CCR_TCIE DMA_CCR_TCIE /*!< Transfer complete interrupt */
  209. #define LL_DMA_CCR_HTIE DMA_CCR_HTIE /*!< Half Transfer interrupt */
  210. #define LL_DMA_CCR_TEIE DMA_CCR_TEIE /*!< Transfer error interrupt */
  211. /**
  212. * @}
  213. */
  214. /** @defgroup DMA_LL_EC_CHANNEL CHANNEL
  215. * @{
  216. */
  217. #define LL_DMA_CHANNEL_1 0x00000001U /*!< DMA Channel 1 */
  218. #define LL_DMA_CHANNEL_2 0x00000002U /*!< DMA Channel 2 */
  219. #define LL_DMA_CHANNEL_3 0x00000003U /*!< DMA Channel 3 */
  220. #define LL_DMA_CHANNEL_4 0x00000004U /*!< DMA Channel 4 */
  221. #define LL_DMA_CHANNEL_5 0x00000005U /*!< DMA Channel 5 */
  222. #define LL_DMA_CHANNEL_6 0x00000006U /*!< DMA Channel 6 */
  223. #define LL_DMA_CHANNEL_7 0x00000007U /*!< DMA Channel 7 */
  224. #if defined(USE_FULL_LL_DRIVER)
  225. #define LL_DMA_CHANNEL_ALL 0xFFFF0000U /*!< DMA Channel all (used only for function @ref LL_DMA_DeInit(). */
  226. #endif /*USE_FULL_LL_DRIVER*/
  227. /**
  228. * @}
  229. */
  230. /** @defgroup DMA_LL_EC_DIRECTION Transfer Direction
  231. * @{
  232. */
  233. #define LL_DMA_DIRECTION_PERIPH_TO_MEMORY 0x00000000U /*!< Peripheral to memory direction */
  234. #define LL_DMA_DIRECTION_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */
  235. #define LL_DMA_DIRECTION_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */
  236. /**
  237. * @}
  238. */
  239. /** @defgroup DMA_LL_EC_MODE Transfer mode
  240. * @{
  241. */
  242. #define LL_DMA_MODE_NORMAL 0x00000000U /*!< Normal Mode */
  243. #define LL_DMA_MODE_CIRCULAR DMA_CCR_CIRC /*!< Circular Mode */
  244. /**
  245. * @}
  246. */
  247. /** @defgroup DMA_LL_EC_PERIPH Peripheral increment mode
  248. * @{
  249. */
  250. #define LL_DMA_PERIPH_INCREMENT DMA_CCR_PINC /*!< Peripheral increment mode Enable */
  251. #define LL_DMA_PERIPH_NOINCREMENT 0x00000000U /*!< Peripheral increment mode Disable */
  252. /**
  253. * @}
  254. */
  255. /** @defgroup DMA_LL_EC_MEMORY Memory increment mode
  256. * @{
  257. */
  258. #define LL_DMA_MEMORY_INCREMENT DMA_CCR_MINC /*!< Memory increment mode Enable */
  259. #define LL_DMA_MEMORY_NOINCREMENT 0x00000000U /*!< Memory increment mode Disable */
  260. /**
  261. * @}
  262. */
  263. /** @defgroup DMA_LL_EC_PDATAALIGN Peripheral data alignment
  264. * @{
  265. */
  266. #define LL_DMA_PDATAALIGN_BYTE 0x00000000U /*!< Peripheral data alignment : Byte */
  267. #define LL_DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */
  268. #define LL_DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */
  269. /**
  270. * @}
  271. */
  272. /** @defgroup DMA_LL_EC_MDATAALIGN Memory data alignment
  273. * @{
  274. */
  275. #define LL_DMA_MDATAALIGN_BYTE 0x00000000U /*!< Memory data alignment : Byte */
  276. #define LL_DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */
  277. #define LL_DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */
  278. /**
  279. * @}
  280. */
  281. /** @defgroup DMA_LL_EC_PRIORITY Transfer Priority level
  282. * @{
  283. */
  284. #define LL_DMA_PRIORITY_LOW 0x00000000U /*!< Priority level : Low */
  285. #define LL_DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */
  286. #define LL_DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */
  287. #define LL_DMA_PRIORITY_VERYHIGH DMA_CCR_PL /*!< Priority level : Very_High */
  288. /**
  289. * @}
  290. */
  291. /**
  292. * @}
  293. */
  294. /* Exported macro ------------------------------------------------------------*/
  295. /** @defgroup DMA_LL_Exported_Macros DMA Exported Macros
  296. * @{
  297. */
  298. /** @defgroup DMA_LL_EM_WRITE_READ Common Write and read registers macros
  299. * @{
  300. */
  301. /**
  302. * @brief Write a value in DMA register
  303. * @param __INSTANCE__ DMA Instance
  304. * @param __REG__ Register to be written
  305. * @param __VALUE__ Value to be written in the register
  306. * @retval None
  307. */
  308. #define LL_DMA_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
  309. /**
  310. * @brief Read a value in DMA register
  311. * @param __INSTANCE__ DMA Instance
  312. * @param __REG__ Register to be read
  313. * @retval Register value
  314. */
  315. #define LL_DMA_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
  316. /**
  317. * @}
  318. */
  319. /** @defgroup DMA_LL_EM_CONVERT_DMAxCHANNELy Convert DMAxChannely
  320. * @{
  321. */
  322. /**
  323. * @brief Convert DMAx_Channely into DMAx
  324. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  325. * @retval DMAx
  326. */
  327. #if defined(DMA2)
  328. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) \
  329. (((uint32_t)(__CHANNEL_INSTANCE__) > ((uint32_t)DMA1_Channel7)) ? DMA2 : DMA1)
  330. #else
  331. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) (DMA1)
  332. #endif
  333. /**
  334. * @brief Convert DMAx_Channely into LL_DMA_CHANNEL_y
  335. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  336. * @retval LL_DMA_CHANNEL_y
  337. */
  338. #if defined (DMA2)
  339. #if defined (DMA2_Channel6) && defined (DMA2_Channel7)
  340. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  341. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  342. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  343. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  344. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  345. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  346. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  347. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  348. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  349. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  350. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  351. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  352. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel6)) ? LL_DMA_CHANNEL_6 : \
  353. LL_DMA_CHANNEL_7)
  354. #else
  355. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  356. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  357. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  358. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  359. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  360. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  361. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  362. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  363. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  364. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  365. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  366. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  367. LL_DMA_CHANNEL_7)
  368. #endif
  369. #else
  370. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  371. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_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)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  374. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  375. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  376. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  377. LL_DMA_CHANNEL_7)
  378. #endif
  379. /**
  380. * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely
  381. * @param __DMA_INSTANCE__ DMAx
  382. * @param __CHANNEL__ LL_DMA_CHANNEL_y
  383. * @retval DMAx_Channely
  384. */
  385. #if defined (DMA2)
  386. #if defined (DMA2_Channel6) && defined (DMA2_Channel7)
  387. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  388. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  389. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  390. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  391. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  392. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  393. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  394. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  395. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  396. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  397. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  398. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  399. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA2_Channel6 : \
  400. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_7))) ? DMA1_Channel7 : \
  401. DMA2_Channel7)
  402. #else
  403. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  404. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  405. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  406. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  407. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  408. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  409. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  410. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  411. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  412. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  413. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  414. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  415. DMA1_Channel7)
  416. #endif
  417. #else
  418. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  419. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  420. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_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)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  423. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  424. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  425. DMA1_Channel7)
  426. #endif
  427. /**
  428. * @}
  429. */
  430. /**
  431. * @}
  432. */
  433. /* Exported functions --------------------------------------------------------*/
  434. /** @defgroup DMA_LL_Exported_Functions DMA Exported Functions
  435. * @{
  436. */
  437. /** @defgroup DMA_LL_EF_Configuration Configuration
  438. * @{
  439. */
  440. /**
  441. * @brief Enable DMA channel.
  442. * @rmtoll CCR EN LL_DMA_EnableChannel
  443. * @param DMAx DMAx Instance
  444. * @param Channel This parameter can be one of the following values:
  445. * @arg @ref LL_DMA_CHANNEL_1
  446. * @arg @ref LL_DMA_CHANNEL_2
  447. * @arg @ref LL_DMA_CHANNEL_3
  448. * @arg @ref LL_DMA_CHANNEL_4
  449. * @arg @ref LL_DMA_CHANNEL_5
  450. * @arg @ref LL_DMA_CHANNEL_6
  451. * @arg @ref LL_DMA_CHANNEL_7
  452. * @retval None
  453. */
  454. __STATIC_INLINE void LL_DMA_EnableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  455. {
  456. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  457. }
  458. /**
  459. * @brief Disable DMA channel.
  460. * @rmtoll CCR EN LL_DMA_DisableChannel
  461. * @param DMAx DMAx Instance
  462. * @param Channel This parameter can be one of the following values:
  463. * @arg @ref LL_DMA_CHANNEL_1
  464. * @arg @ref LL_DMA_CHANNEL_2
  465. * @arg @ref LL_DMA_CHANNEL_3
  466. * @arg @ref LL_DMA_CHANNEL_4
  467. * @arg @ref LL_DMA_CHANNEL_5
  468. * @arg @ref LL_DMA_CHANNEL_6
  469. * @arg @ref LL_DMA_CHANNEL_7
  470. * @retval None
  471. */
  472. __STATIC_INLINE void LL_DMA_DisableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  473. {
  474. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  475. }
  476. /**
  477. * @brief Check if DMA channel is enabled or disabled.
  478. * @rmtoll CCR EN LL_DMA_IsEnabledChannel
  479. * @param DMAx DMAx Instance
  480. * @param Channel This parameter can be one of the following values:
  481. * @arg @ref LL_DMA_CHANNEL_1
  482. * @arg @ref LL_DMA_CHANNEL_2
  483. * @arg @ref LL_DMA_CHANNEL_3
  484. * @arg @ref LL_DMA_CHANNEL_4
  485. * @arg @ref LL_DMA_CHANNEL_5
  486. * @arg @ref LL_DMA_CHANNEL_6
  487. * @arg @ref LL_DMA_CHANNEL_7
  488. * @retval State of bit (1 or 0).
  489. */
  490. __STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  491. {
  492. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  493. DMA_CCR_EN) == (DMA_CCR_EN));
  494. }
  495. /**
  496. * @brief Configure all parameters link to DMA transfer.
  497. * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n
  498. * CCR MEM2MEM LL_DMA_ConfigTransfer\n
  499. * CCR CIRC LL_DMA_ConfigTransfer\n
  500. * CCR PINC LL_DMA_ConfigTransfer\n
  501. * CCR MINC LL_DMA_ConfigTransfer\n
  502. * CCR PSIZE LL_DMA_ConfigTransfer\n
  503. * CCR MSIZE LL_DMA_ConfigTransfer\n
  504. * CCR PL LL_DMA_ConfigTransfer
  505. * @param DMAx DMAx Instance
  506. * @param Channel This parameter can be one of the following values:
  507. * @arg @ref LL_DMA_CHANNEL_1
  508. * @arg @ref LL_DMA_CHANNEL_2
  509. * @arg @ref LL_DMA_CHANNEL_3
  510. * @arg @ref LL_DMA_CHANNEL_4
  511. * @arg @ref LL_DMA_CHANNEL_5
  512. * @arg @ref LL_DMA_CHANNEL_6
  513. * @arg @ref LL_DMA_CHANNEL_7
  514. * @param Configuration This parameter must be a combination of all the following values:
  515. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  516. * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR
  517. * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT
  518. * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT
  519. * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD
  520. * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD
  521. * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH
  522. * @retval None
  523. */
  524. __STATIC_INLINE void LL_DMA_ConfigTransfer(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration)
  525. {
  526. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  527. DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL,
  528. Configuration);
  529. }
  530. /**
  531. * @brief Set Data transfer direction (read from peripheral or from memory).
  532. * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n
  533. * CCR MEM2MEM LL_DMA_SetDataTransferDirection
  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 Direction This parameter can be one of the following values:
  544. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  545. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  546. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  547. * @retval None
  548. */
  549. __STATIC_INLINE void LL_DMA_SetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction)
  550. {
  551. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  552. DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction);
  553. }
  554. /**
  555. * @brief Get Data transfer direction (read from peripheral or from memory).
  556. * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n
  557. * CCR MEM2MEM LL_DMA_GetDataTransferDirection
  558. * @param DMAx DMAx Instance
  559. * @param Channel This parameter can be one of the following values:
  560. * @arg @ref LL_DMA_CHANNEL_1
  561. * @arg @ref LL_DMA_CHANNEL_2
  562. * @arg @ref LL_DMA_CHANNEL_3
  563. * @arg @ref LL_DMA_CHANNEL_4
  564. * @arg @ref LL_DMA_CHANNEL_5
  565. * @arg @ref LL_DMA_CHANNEL_6
  566. * @arg @ref LL_DMA_CHANNEL_7
  567. * @retval Returned value can be one of the following values:
  568. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  569. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  570. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  571. */
  572. __STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel)
  573. {
  574. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  575. DMA_CCR_DIR | DMA_CCR_MEM2MEM));
  576. }
  577. /**
  578. * @brief Set DMA mode circular or normal.
  579. * @note The circular buffer mode cannot be used if the memory-to-memory
  580. * data transfer is configured on the selected Channel.
  581. * @rmtoll CCR CIRC LL_DMA_SetMode
  582. * @param DMAx DMAx Instance
  583. * @param Channel This parameter can be one of the following values:
  584. * @arg @ref LL_DMA_CHANNEL_1
  585. * @arg @ref LL_DMA_CHANNEL_2
  586. * @arg @ref LL_DMA_CHANNEL_3
  587. * @arg @ref LL_DMA_CHANNEL_4
  588. * @arg @ref LL_DMA_CHANNEL_5
  589. * @arg @ref LL_DMA_CHANNEL_6
  590. * @arg @ref LL_DMA_CHANNEL_7
  591. * @param Mode This parameter can be one of the following values:
  592. * @arg @ref LL_DMA_MODE_NORMAL
  593. * @arg @ref LL_DMA_MODE_CIRCULAR
  594. * @retval None
  595. */
  596. __STATIC_INLINE void LL_DMA_SetMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode)
  597. {
  598. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_CIRC,
  599. Mode);
  600. }
  601. /**
  602. * @brief Get DMA mode circular or normal.
  603. * @rmtoll CCR CIRC LL_DMA_GetMode
  604. * @param DMAx DMAx Instance
  605. * @param Channel This parameter can be one of the following values:
  606. * @arg @ref LL_DMA_CHANNEL_1
  607. * @arg @ref LL_DMA_CHANNEL_2
  608. * @arg @ref LL_DMA_CHANNEL_3
  609. * @arg @ref LL_DMA_CHANNEL_4
  610. * @arg @ref LL_DMA_CHANNEL_5
  611. * @arg @ref LL_DMA_CHANNEL_6
  612. * @arg @ref LL_DMA_CHANNEL_7
  613. * @retval Returned value can be one of the following values:
  614. * @arg @ref LL_DMA_MODE_NORMAL
  615. * @arg @ref LL_DMA_MODE_CIRCULAR
  616. */
  617. __STATIC_INLINE uint32_t LL_DMA_GetMode(DMA_TypeDef *DMAx, uint32_t Channel)
  618. {
  619. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  620. DMA_CCR_CIRC));
  621. }
  622. /**
  623. * @brief Set Peripheral increment mode.
  624. * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode
  625. * @param DMAx DMAx Instance
  626. * @param Channel This parameter can be one of the following values:
  627. * @arg @ref LL_DMA_CHANNEL_1
  628. * @arg @ref LL_DMA_CHANNEL_2
  629. * @arg @ref LL_DMA_CHANNEL_3
  630. * @arg @ref LL_DMA_CHANNEL_4
  631. * @arg @ref LL_DMA_CHANNEL_5
  632. * @arg @ref LL_DMA_CHANNEL_6
  633. * @arg @ref LL_DMA_CHANNEL_7
  634. * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values:
  635. * @arg @ref LL_DMA_PERIPH_INCREMENT
  636. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  637. * @retval None
  638. */
  639. __STATIC_INLINE void LL_DMA_SetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
  640. {
  641. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PINC,
  642. PeriphOrM2MSrcIncMode);
  643. }
  644. /**
  645. * @brief Get Peripheral increment mode.
  646. * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode
  647. * @param DMAx DMAx Instance
  648. * @param Channel This parameter can be one of the following values:
  649. * @arg @ref LL_DMA_CHANNEL_1
  650. * @arg @ref LL_DMA_CHANNEL_2
  651. * @arg @ref LL_DMA_CHANNEL_3
  652. * @arg @ref LL_DMA_CHANNEL_4
  653. * @arg @ref LL_DMA_CHANNEL_5
  654. * @arg @ref LL_DMA_CHANNEL_6
  655. * @arg @ref LL_DMA_CHANNEL_7
  656. * @retval Returned value can be one of the following values:
  657. * @arg @ref LL_DMA_PERIPH_INCREMENT
  658. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  659. */
  660. __STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  661. {
  662. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  663. DMA_CCR_PINC));
  664. }
  665. /**
  666. * @brief Set Memory increment mode.
  667. * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode
  668. * @param DMAx DMAx Instance
  669. * @param Channel This parameter can be one of the following values:
  670. * @arg @ref LL_DMA_CHANNEL_1
  671. * @arg @ref LL_DMA_CHANNEL_2
  672. * @arg @ref LL_DMA_CHANNEL_3
  673. * @arg @ref LL_DMA_CHANNEL_4
  674. * @arg @ref LL_DMA_CHANNEL_5
  675. * @arg @ref LL_DMA_CHANNEL_6
  676. * @arg @ref LL_DMA_CHANNEL_7
  677. * @param MemoryOrM2MDstIncMode This parameter can be one of the following values:
  678. * @arg @ref LL_DMA_MEMORY_INCREMENT
  679. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  680. * @retval None
  681. */
  682. __STATIC_INLINE void LL_DMA_SetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
  683. {
  684. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MINC,
  685. MemoryOrM2MDstIncMode);
  686. }
  687. /**
  688. * @brief Get Memory increment mode.
  689. * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode
  690. * @param DMAx DMAx Instance
  691. * @param Channel This parameter can be one of the following values:
  692. * @arg @ref LL_DMA_CHANNEL_1
  693. * @arg @ref LL_DMA_CHANNEL_2
  694. * @arg @ref LL_DMA_CHANNEL_3
  695. * @arg @ref LL_DMA_CHANNEL_4
  696. * @arg @ref LL_DMA_CHANNEL_5
  697. * @arg @ref LL_DMA_CHANNEL_6
  698. * @arg @ref LL_DMA_CHANNEL_7
  699. * @retval Returned value can be one of the following values:
  700. * @arg @ref LL_DMA_MEMORY_INCREMENT
  701. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  702. */
  703. __STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  704. {
  705. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  706. DMA_CCR_MINC));
  707. }
  708. /**
  709. * @brief Set Peripheral size.
  710. * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize
  711. * @param DMAx DMAx Instance
  712. * @param Channel This parameter can be one of the following values:
  713. * @arg @ref LL_DMA_CHANNEL_1
  714. * @arg @ref LL_DMA_CHANNEL_2
  715. * @arg @ref LL_DMA_CHANNEL_3
  716. * @arg @ref LL_DMA_CHANNEL_4
  717. * @arg @ref LL_DMA_CHANNEL_5
  718. * @arg @ref LL_DMA_CHANNEL_6
  719. * @arg @ref LL_DMA_CHANNEL_7
  720. * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values:
  721. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  722. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  723. * @arg @ref LL_DMA_PDATAALIGN_WORD
  724. * @retval None
  725. */
  726. __STATIC_INLINE void LL_DMA_SetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
  727. {
  728. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PSIZE,
  729. PeriphOrM2MSrcDataSize);
  730. }
  731. /**
  732. * @brief Get Peripheral size.
  733. * @rmtoll CCR PSIZE LL_DMA_GetPeriphSize
  734. * @param DMAx DMAx Instance
  735. * @param Channel This parameter can be one of the following values:
  736. * @arg @ref LL_DMA_CHANNEL_1
  737. * @arg @ref LL_DMA_CHANNEL_2
  738. * @arg @ref LL_DMA_CHANNEL_3
  739. * @arg @ref LL_DMA_CHANNEL_4
  740. * @arg @ref LL_DMA_CHANNEL_5
  741. * @arg @ref LL_DMA_CHANNEL_6
  742. * @arg @ref LL_DMA_CHANNEL_7
  743. * @retval Returned value can be one of the following values:
  744. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  745. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  746. * @arg @ref LL_DMA_PDATAALIGN_WORD
  747. */
  748. __STATIC_INLINE uint32_t LL_DMA_GetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel)
  749. {
  750. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  751. DMA_CCR_PSIZE));
  752. }
  753. /**
  754. * @brief Set Memory size.
  755. * @rmtoll CCR MSIZE LL_DMA_SetMemorySize
  756. * @param DMAx DMAx Instance
  757. * @param Channel This parameter can be one of the following values:
  758. * @arg @ref LL_DMA_CHANNEL_1
  759. * @arg @ref LL_DMA_CHANNEL_2
  760. * @arg @ref LL_DMA_CHANNEL_3
  761. * @arg @ref LL_DMA_CHANNEL_4
  762. * @arg @ref LL_DMA_CHANNEL_5
  763. * @arg @ref LL_DMA_CHANNEL_6
  764. * @arg @ref LL_DMA_CHANNEL_7
  765. * @param MemoryOrM2MDstDataSize This parameter can be one of the following values:
  766. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  767. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  768. * @arg @ref LL_DMA_MDATAALIGN_WORD
  769. * @retval None
  770. */
  771. __STATIC_INLINE void LL_DMA_SetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
  772. {
  773. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MSIZE,
  774. MemoryOrM2MDstDataSize);
  775. }
  776. /**
  777. * @brief Get Memory size.
  778. * @rmtoll CCR MSIZE LL_DMA_GetMemorySize
  779. * @param DMAx DMAx Instance
  780. * @param Channel This parameter can be one of the following values:
  781. * @arg @ref LL_DMA_CHANNEL_1
  782. * @arg @ref LL_DMA_CHANNEL_2
  783. * @arg @ref LL_DMA_CHANNEL_3
  784. * @arg @ref LL_DMA_CHANNEL_4
  785. * @arg @ref LL_DMA_CHANNEL_5
  786. * @arg @ref LL_DMA_CHANNEL_6
  787. * @arg @ref LL_DMA_CHANNEL_7
  788. * @retval Returned value can be one of the following values:
  789. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  790. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  791. * @arg @ref LL_DMA_MDATAALIGN_WORD
  792. */
  793. __STATIC_INLINE uint32_t LL_DMA_GetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel)
  794. {
  795. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  796. DMA_CCR_MSIZE));
  797. }
  798. /**
  799. * @brief Set Channel priority level.
  800. * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel
  801. * @param DMAx DMAx Instance
  802. * @param Channel This parameter can be one of the following values:
  803. * @arg @ref LL_DMA_CHANNEL_1
  804. * @arg @ref LL_DMA_CHANNEL_2
  805. * @arg @ref LL_DMA_CHANNEL_3
  806. * @arg @ref LL_DMA_CHANNEL_4
  807. * @arg @ref LL_DMA_CHANNEL_5
  808. * @arg @ref LL_DMA_CHANNEL_6
  809. * @arg @ref LL_DMA_CHANNEL_7
  810. * @param Priority This parameter can be one of the following values:
  811. * @arg @ref LL_DMA_PRIORITY_LOW
  812. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  813. * @arg @ref LL_DMA_PRIORITY_HIGH
  814. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  815. * @retval None
  816. */
  817. __STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority)
  818. {
  819. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PL,
  820. Priority);
  821. }
  822. /**
  823. * @brief Get Channel priority level.
  824. * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel
  825. * @param DMAx DMAx Instance
  826. * @param Channel This parameter can be one of the following values:
  827. * @arg @ref LL_DMA_CHANNEL_1
  828. * @arg @ref LL_DMA_CHANNEL_2
  829. * @arg @ref LL_DMA_CHANNEL_3
  830. * @arg @ref LL_DMA_CHANNEL_4
  831. * @arg @ref LL_DMA_CHANNEL_5
  832. * @arg @ref LL_DMA_CHANNEL_6
  833. * @arg @ref LL_DMA_CHANNEL_7
  834. * @retval Returned value can be one of the following values:
  835. * @arg @ref LL_DMA_PRIORITY_LOW
  836. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  837. * @arg @ref LL_DMA_PRIORITY_HIGH
  838. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  839. */
  840. __STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel)
  841. {
  842. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  843. DMA_CCR_PL));
  844. }
  845. /**
  846. * @brief Set Number of data to transfer.
  847. * @note This action has no effect if
  848. * channel is enabled.
  849. * @rmtoll CNDTR NDT LL_DMA_SetDataLength
  850. * @param DMAx DMAx Instance
  851. * @param Channel This parameter can be one of the following values:
  852. * @arg @ref LL_DMA_CHANNEL_1
  853. * @arg @ref LL_DMA_CHANNEL_2
  854. * @arg @ref LL_DMA_CHANNEL_3
  855. * @arg @ref LL_DMA_CHANNEL_4
  856. * @arg @ref LL_DMA_CHANNEL_5
  857. * @arg @ref LL_DMA_CHANNEL_6
  858. * @arg @ref LL_DMA_CHANNEL_7
  859. * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF
  860. * @retval None
  861. */
  862. __STATIC_INLINE void LL_DMA_SetDataLength(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData)
  863. {
  864. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  865. DMA_CNDTR_NDT, NbData);
  866. }
  867. /**
  868. * @brief Get Number of data to transfer.
  869. * @note Once the channel is enabled, the return value indicate the
  870. * remaining bytes to be transmitted.
  871. * @rmtoll CNDTR NDT LL_DMA_GetDataLength
  872. * @param DMAx DMAx Instance
  873. * @param Channel This parameter can be one of the following values:
  874. * @arg @ref LL_DMA_CHANNEL_1
  875. * @arg @ref LL_DMA_CHANNEL_2
  876. * @arg @ref LL_DMA_CHANNEL_3
  877. * @arg @ref LL_DMA_CHANNEL_4
  878. * @arg @ref LL_DMA_CHANNEL_5
  879. * @arg @ref LL_DMA_CHANNEL_6
  880. * @arg @ref LL_DMA_CHANNEL_7
  881. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  882. */
  883. __STATIC_INLINE uint32_t LL_DMA_GetDataLength(DMA_TypeDef *DMAx, uint32_t Channel)
  884. {
  885. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  886. DMA_CNDTR_NDT));
  887. }
  888. /**
  889. * @brief Configure the Source and Destination addresses.
  890. * @note This API must not be called when the DMA channel is enabled.
  891. * @note Each IP using DMA provides an API to get directly the register adress (LL_PPP_DMA_GetRegAddr).
  892. * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n
  893. * CMAR MA LL_DMA_ConfigAddresses
  894. * @param DMAx DMAx Instance
  895. * @param Channel This parameter can be one of the following values:
  896. * @arg @ref LL_DMA_CHANNEL_1
  897. * @arg @ref LL_DMA_CHANNEL_2
  898. * @arg @ref LL_DMA_CHANNEL_3
  899. * @arg @ref LL_DMA_CHANNEL_4
  900. * @arg @ref LL_DMA_CHANNEL_5
  901. * @arg @ref LL_DMA_CHANNEL_6
  902. * @arg @ref LL_DMA_CHANNEL_7
  903. * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  904. * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  905. * @param Direction This parameter can be one of the following values:
  906. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  907. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  908. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  909. * @retval None
  910. */
  911. __STATIC_INLINE void LL_DMA_ConfigAddresses(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress,
  912. uint32_t DstAddress, uint32_t Direction)
  913. {
  914. /* Direction Memory to Periph */
  915. if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH)
  916. {
  917. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, SrcAddress);
  918. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DstAddress);
  919. }
  920. /* Direction Periph to Memory and Memory to Memory */
  921. else
  922. {
  923. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, SrcAddress);
  924. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DstAddress);
  925. }
  926. }
  927. /**
  928. * @brief Set the Memory address.
  929. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  930. * @note This API must not be called when the DMA channel is enabled.
  931. * @rmtoll CMAR MA LL_DMA_SetMemoryAddress
  932. * @param DMAx DMAx Instance
  933. * @param Channel This parameter can be one of the following values:
  934. * @arg @ref LL_DMA_CHANNEL_1
  935. * @arg @ref LL_DMA_CHANNEL_2
  936. * @arg @ref LL_DMA_CHANNEL_3
  937. * @arg @ref LL_DMA_CHANNEL_4
  938. * @arg @ref LL_DMA_CHANNEL_5
  939. * @arg @ref LL_DMA_CHANNEL_6
  940. * @arg @ref LL_DMA_CHANNEL_7
  941. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  942. * @retval None
  943. */
  944. __STATIC_INLINE void LL_DMA_SetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  945. {
  946. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  947. }
  948. /**
  949. * @brief Set the Peripheral address.
  950. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  951. * @note This API must not be called when the DMA channel is enabled.
  952. * @rmtoll CPAR PA LL_DMA_SetPeriphAddress
  953. * @param DMAx DMAx Instance
  954. * @param Channel This parameter can be one of the following values:
  955. * @arg @ref LL_DMA_CHANNEL_1
  956. * @arg @ref LL_DMA_CHANNEL_2
  957. * @arg @ref LL_DMA_CHANNEL_3
  958. * @arg @ref LL_DMA_CHANNEL_4
  959. * @arg @ref LL_DMA_CHANNEL_5
  960. * @arg @ref LL_DMA_CHANNEL_6
  961. * @arg @ref LL_DMA_CHANNEL_7
  962. * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  963. * @retval None
  964. */
  965. __STATIC_INLINE void LL_DMA_SetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress)
  966. {
  967. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, PeriphAddress);
  968. }
  969. /**
  970. * @brief Get Memory address.
  971. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  972. * @rmtoll CMAR MA LL_DMA_GetMemoryAddress
  973. * @param DMAx DMAx Instance
  974. * @param Channel This parameter can be one of the following values:
  975. * @arg @ref LL_DMA_CHANNEL_1
  976. * @arg @ref LL_DMA_CHANNEL_2
  977. * @arg @ref LL_DMA_CHANNEL_3
  978. * @arg @ref LL_DMA_CHANNEL_4
  979. * @arg @ref LL_DMA_CHANNEL_5
  980. * @arg @ref LL_DMA_CHANNEL_6
  981. * @arg @ref LL_DMA_CHANNEL_7
  982. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  983. */
  984. __STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  985. {
  986. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  987. }
  988. /**
  989. * @brief Get Peripheral address.
  990. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  991. * @rmtoll CPAR PA LL_DMA_GetPeriphAddress
  992. * @param DMAx DMAx Instance
  993. * @param Channel This parameter can be one of the following values:
  994. * @arg @ref LL_DMA_CHANNEL_1
  995. * @arg @ref LL_DMA_CHANNEL_2
  996. * @arg @ref LL_DMA_CHANNEL_3
  997. * @arg @ref LL_DMA_CHANNEL_4
  998. * @arg @ref LL_DMA_CHANNEL_5
  999. * @arg @ref LL_DMA_CHANNEL_6
  1000. * @arg @ref LL_DMA_CHANNEL_7
  1001. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1002. */
  1003. __STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1004. {
  1005. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1006. }
  1007. /**
  1008. * @brief Set the Memory to Memory Source address.
  1009. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1010. * @note This API must not be called when the DMA channel is enabled.
  1011. * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress
  1012. * @param DMAx DMAx Instance
  1013. * @param Channel This parameter can be one of the following values:
  1014. * @arg @ref LL_DMA_CHANNEL_1
  1015. * @arg @ref LL_DMA_CHANNEL_2
  1016. * @arg @ref LL_DMA_CHANNEL_3
  1017. * @arg @ref LL_DMA_CHANNEL_4
  1018. * @arg @ref LL_DMA_CHANNEL_5
  1019. * @arg @ref LL_DMA_CHANNEL_6
  1020. * @arg @ref LL_DMA_CHANNEL_7
  1021. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1022. * @retval None
  1023. */
  1024. __STATIC_INLINE void LL_DMA_SetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1025. {
  1026. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, MemoryAddress);
  1027. }
  1028. /**
  1029. * @brief Set the Memory to Memory Destination address.
  1030. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1031. * @note This API must not be called when the DMA channel is enabled.
  1032. * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress
  1033. * @param DMAx DMAx Instance
  1034. * @param Channel This parameter can be one of the following values:
  1035. * @arg @ref LL_DMA_CHANNEL_1
  1036. * @arg @ref LL_DMA_CHANNEL_2
  1037. * @arg @ref LL_DMA_CHANNEL_3
  1038. * @arg @ref LL_DMA_CHANNEL_4
  1039. * @arg @ref LL_DMA_CHANNEL_5
  1040. * @arg @ref LL_DMA_CHANNEL_6
  1041. * @arg @ref LL_DMA_CHANNEL_7
  1042. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1043. * @retval None
  1044. */
  1045. __STATIC_INLINE void LL_DMA_SetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1046. {
  1047. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  1048. }
  1049. /**
  1050. * @brief Get the Memory to Memory Source address.
  1051. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1052. * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress
  1053. * @param DMAx DMAx Instance
  1054. * @param Channel This parameter can be one of the following values:
  1055. * @arg @ref LL_DMA_CHANNEL_1
  1056. * @arg @ref LL_DMA_CHANNEL_2
  1057. * @arg @ref LL_DMA_CHANNEL_3
  1058. * @arg @ref LL_DMA_CHANNEL_4
  1059. * @arg @ref LL_DMA_CHANNEL_5
  1060. * @arg @ref LL_DMA_CHANNEL_6
  1061. * @arg @ref LL_DMA_CHANNEL_7
  1062. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1063. */
  1064. __STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1065. {
  1066. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1067. }
  1068. /**
  1069. * @brief Get the Memory to Memory Destination address.
  1070. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1071. * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress
  1072. * @param DMAx DMAx Instance
  1073. * @param Channel This parameter can be one of the following values:
  1074. * @arg @ref LL_DMA_CHANNEL_1
  1075. * @arg @ref LL_DMA_CHANNEL_2
  1076. * @arg @ref LL_DMA_CHANNEL_3
  1077. * @arg @ref LL_DMA_CHANNEL_4
  1078. * @arg @ref LL_DMA_CHANNEL_5
  1079. * @arg @ref LL_DMA_CHANNEL_6
  1080. * @arg @ref LL_DMA_CHANNEL_7
  1081. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1082. */
  1083. __STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1084. {
  1085. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  1086. }
  1087. /**
  1088. * @}
  1089. */
  1090. /** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management
  1091. * @{
  1092. */
  1093. /**
  1094. * @brief Get Channel 1 global interrupt flag.
  1095. * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1
  1096. * @param DMAx DMAx Instance
  1097. * @retval State of bit (1 or 0).
  1098. */
  1099. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(DMA_TypeDef *DMAx)
  1100. {
  1101. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1));
  1102. }
  1103. /**
  1104. * @brief Get Channel 2 global interrupt flag.
  1105. * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2
  1106. * @param DMAx DMAx Instance
  1107. * @retval State of bit (1 or 0).
  1108. */
  1109. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(DMA_TypeDef *DMAx)
  1110. {
  1111. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2));
  1112. }
  1113. /**
  1114. * @brief Get Channel 3 global interrupt flag.
  1115. * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3
  1116. * @param DMAx DMAx Instance
  1117. * @retval State of bit (1 or 0).
  1118. */
  1119. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(DMA_TypeDef *DMAx)
  1120. {
  1121. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3));
  1122. }
  1123. /**
  1124. * @brief Get Channel 4 global interrupt flag.
  1125. * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4
  1126. * @param DMAx DMAx Instance
  1127. * @retval State of bit (1 or 0).
  1128. */
  1129. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(DMA_TypeDef *DMAx)
  1130. {
  1131. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4));
  1132. }
  1133. /**
  1134. * @brief Get Channel 5 global interrupt flag.
  1135. * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5
  1136. * @param DMAx DMAx Instance
  1137. * @retval State of bit (1 or 0).
  1138. */
  1139. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(DMA_TypeDef *DMAx)
  1140. {
  1141. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5));
  1142. }
  1143. /**
  1144. * @brief Get Channel 6 global interrupt flag.
  1145. * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6
  1146. * @param DMAx DMAx Instance
  1147. * @retval State of bit (1 or 0).
  1148. */
  1149. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(DMA_TypeDef *DMAx)
  1150. {
  1151. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6));
  1152. }
  1153. /**
  1154. * @brief Get Channel 7 global interrupt flag.
  1155. * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7
  1156. * @param DMAx DMAx Instance
  1157. * @retval State of bit (1 or 0).
  1158. */
  1159. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(DMA_TypeDef *DMAx)
  1160. {
  1161. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7));
  1162. }
  1163. /**
  1164. * @brief Get Channel 1 transfer complete flag.
  1165. * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1
  1166. * @param DMAx DMAx Instance
  1167. * @retval State of bit (1 or 0).
  1168. */
  1169. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(DMA_TypeDef *DMAx)
  1170. {
  1171. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1));
  1172. }
  1173. /**
  1174. * @brief Get Channel 2 transfer complete flag.
  1175. * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2
  1176. * @param DMAx DMAx Instance
  1177. * @retval State of bit (1 or 0).
  1178. */
  1179. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(DMA_TypeDef *DMAx)
  1180. {
  1181. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2));
  1182. }
  1183. /**
  1184. * @brief Get Channel 3 transfer complete flag.
  1185. * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3
  1186. * @param DMAx DMAx Instance
  1187. * @retval State of bit (1 or 0).
  1188. */
  1189. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(DMA_TypeDef *DMAx)
  1190. {
  1191. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3));
  1192. }
  1193. /**
  1194. * @brief Get Channel 4 transfer complete flag.
  1195. * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4
  1196. * @param DMAx DMAx Instance
  1197. * @retval State of bit (1 or 0).
  1198. */
  1199. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(DMA_TypeDef *DMAx)
  1200. {
  1201. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4));
  1202. }
  1203. /**
  1204. * @brief Get Channel 5 transfer complete flag.
  1205. * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5
  1206. * @param DMAx DMAx Instance
  1207. * @retval State of bit (1 or 0).
  1208. */
  1209. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(DMA_TypeDef *DMAx)
  1210. {
  1211. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5));
  1212. }
  1213. /**
  1214. * @brief Get Channel 6 transfer complete flag.
  1215. * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6
  1216. * @param DMAx DMAx Instance
  1217. * @retval State of bit (1 or 0).
  1218. */
  1219. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(DMA_TypeDef *DMAx)
  1220. {
  1221. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6));
  1222. }
  1223. /**
  1224. * @brief Get Channel 7 transfer complete flag.
  1225. * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7
  1226. * @param DMAx DMAx Instance
  1227. * @retval State of bit (1 or 0).
  1228. */
  1229. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(DMA_TypeDef *DMAx)
  1230. {
  1231. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7));
  1232. }
  1233. /**
  1234. * @brief Get Channel 1 half transfer flag.
  1235. * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1
  1236. * @param DMAx DMAx Instance
  1237. * @retval State of bit (1 or 0).
  1238. */
  1239. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(DMA_TypeDef *DMAx)
  1240. {
  1241. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1));
  1242. }
  1243. /**
  1244. * @brief Get Channel 2 half transfer flag.
  1245. * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2
  1246. * @param DMAx DMAx Instance
  1247. * @retval State of bit (1 or 0).
  1248. */
  1249. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(DMA_TypeDef *DMAx)
  1250. {
  1251. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2));
  1252. }
  1253. /**
  1254. * @brief Get Channel 3 half transfer flag.
  1255. * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3
  1256. * @param DMAx DMAx Instance
  1257. * @retval State of bit (1 or 0).
  1258. */
  1259. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(DMA_TypeDef *DMAx)
  1260. {
  1261. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3));
  1262. }
  1263. /**
  1264. * @brief Get Channel 4 half transfer flag.
  1265. * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4
  1266. * @param DMAx DMAx Instance
  1267. * @retval State of bit (1 or 0).
  1268. */
  1269. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(DMA_TypeDef *DMAx)
  1270. {
  1271. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4));
  1272. }
  1273. /**
  1274. * @brief Get Channel 5 half transfer flag.
  1275. * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5
  1276. * @param DMAx DMAx Instance
  1277. * @retval State of bit (1 or 0).
  1278. */
  1279. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(DMA_TypeDef *DMAx)
  1280. {
  1281. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5));
  1282. }
  1283. /**
  1284. * @brief Get Channel 6 half transfer flag.
  1285. * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6
  1286. * @param DMAx DMAx Instance
  1287. * @retval State of bit (1 or 0).
  1288. */
  1289. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(DMA_TypeDef *DMAx)
  1290. {
  1291. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6));
  1292. }
  1293. /**
  1294. * @brief Get Channel 7 half transfer flag.
  1295. * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7
  1296. * @param DMAx DMAx Instance
  1297. * @retval State of bit (1 or 0).
  1298. */
  1299. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(DMA_TypeDef *DMAx)
  1300. {
  1301. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7));
  1302. }
  1303. /**
  1304. * @brief Get Channel 1 transfer error flag.
  1305. * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1
  1306. * @param DMAx DMAx Instance
  1307. * @retval State of bit (1 or 0).
  1308. */
  1309. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(DMA_TypeDef *DMAx)
  1310. {
  1311. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1));
  1312. }
  1313. /**
  1314. * @brief Get Channel 2 transfer error flag.
  1315. * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2
  1316. * @param DMAx DMAx Instance
  1317. * @retval State of bit (1 or 0).
  1318. */
  1319. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(DMA_TypeDef *DMAx)
  1320. {
  1321. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2));
  1322. }
  1323. /**
  1324. * @brief Get Channel 3 transfer error flag.
  1325. * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3
  1326. * @param DMAx DMAx Instance
  1327. * @retval State of bit (1 or 0).
  1328. */
  1329. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(DMA_TypeDef *DMAx)
  1330. {
  1331. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3));
  1332. }
  1333. /**
  1334. * @brief Get Channel 4 transfer error flag.
  1335. * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4
  1336. * @param DMAx DMAx Instance
  1337. * @retval State of bit (1 or 0).
  1338. */
  1339. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(DMA_TypeDef *DMAx)
  1340. {
  1341. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4));
  1342. }
  1343. /**
  1344. * @brief Get Channel 5 transfer error flag.
  1345. * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5
  1346. * @param DMAx DMAx Instance
  1347. * @retval State of bit (1 or 0).
  1348. */
  1349. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(DMA_TypeDef *DMAx)
  1350. {
  1351. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5));
  1352. }
  1353. /**
  1354. * @brief Get Channel 6 transfer error flag.
  1355. * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6
  1356. * @param DMAx DMAx Instance
  1357. * @retval State of bit (1 or 0).
  1358. */
  1359. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(DMA_TypeDef *DMAx)
  1360. {
  1361. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6));
  1362. }
  1363. /**
  1364. * @brief Get Channel 7 transfer error flag.
  1365. * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7
  1366. * @param DMAx DMAx Instance
  1367. * @retval State of bit (1 or 0).
  1368. */
  1369. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(DMA_TypeDef *DMAx)
  1370. {
  1371. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7));
  1372. }
  1373. /**
  1374. * @brief Clear Channel 1 global interrupt flag.
  1375. * @rmtoll IFCR CGIF1 LL_DMA_ClearFlag_GI1
  1376. * @param DMAx DMAx Instance
  1377. * @retval None
  1378. */
  1379. __STATIC_INLINE void LL_DMA_ClearFlag_GI1(DMA_TypeDef *DMAx)
  1380. {
  1381. SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF1);
  1382. }
  1383. /**
  1384. * @brief Clear Channel 2 global interrupt flag.
  1385. * @rmtoll IFCR CGIF2 LL_DMA_ClearFlag_GI2
  1386. * @param DMAx DMAx Instance
  1387. * @retval None
  1388. */
  1389. __STATIC_INLINE void LL_DMA_ClearFlag_GI2(DMA_TypeDef *DMAx)
  1390. {
  1391. SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF2);
  1392. }
  1393. /**
  1394. * @brief Clear Channel 3 global interrupt flag.
  1395. * @rmtoll IFCR CGIF3 LL_DMA_ClearFlag_GI3
  1396. * @param DMAx DMAx Instance
  1397. * @retval None
  1398. */
  1399. __STATIC_INLINE void LL_DMA_ClearFlag_GI3(DMA_TypeDef *DMAx)
  1400. {
  1401. SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF3);
  1402. }
  1403. /**
  1404. * @brief Clear Channel 4 global interrupt flag.
  1405. * @rmtoll IFCR CGIF4 LL_DMA_ClearFlag_GI4
  1406. * @param DMAx DMAx Instance
  1407. * @retval None
  1408. */
  1409. __STATIC_INLINE void LL_DMA_ClearFlag_GI4(DMA_TypeDef *DMAx)
  1410. {
  1411. SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF4);
  1412. }
  1413. /**
  1414. * @brief Clear Channel 5 global interrupt flag.
  1415. * @rmtoll IFCR CGIF5 LL_DMA_ClearFlag_GI5
  1416. * @param DMAx DMAx Instance
  1417. * @retval None
  1418. */
  1419. __STATIC_INLINE void LL_DMA_ClearFlag_GI5(DMA_TypeDef *DMAx)
  1420. {
  1421. SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF5);
  1422. }
  1423. /**
  1424. * @brief Clear Channel 6 global interrupt flag.
  1425. * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6
  1426. * @param DMAx DMAx Instance
  1427. * @retval None
  1428. */
  1429. __STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx)
  1430. {
  1431. SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF6);
  1432. }
  1433. /**
  1434. * @brief Clear Channel 7 global interrupt flag.
  1435. * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7
  1436. * @param DMAx DMAx Instance
  1437. * @retval None
  1438. */
  1439. __STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx)
  1440. {
  1441. SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF7);
  1442. }
  1443. /**
  1444. * @brief Clear Channel 1 transfer complete flag.
  1445. * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1
  1446. * @param DMAx DMAx Instance
  1447. * @retval None
  1448. */
  1449. __STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx)
  1450. {
  1451. SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF1);
  1452. }
  1453. /**
  1454. * @brief Clear Channel 2 transfer complete flag.
  1455. * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2
  1456. * @param DMAx DMAx Instance
  1457. * @retval None
  1458. */
  1459. __STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx)
  1460. {
  1461. SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF2);
  1462. }
  1463. /**
  1464. * @brief Clear Channel 3 transfer complete flag.
  1465. * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3
  1466. * @param DMAx DMAx Instance
  1467. * @retval None
  1468. */
  1469. __STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx)
  1470. {
  1471. SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF3);
  1472. }
  1473. /**
  1474. * @brief Clear Channel 4 transfer complete flag.
  1475. * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4
  1476. * @param DMAx DMAx Instance
  1477. * @retval None
  1478. */
  1479. __STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx)
  1480. {
  1481. SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF4);
  1482. }
  1483. /**
  1484. * @brief Clear Channel 5 transfer complete flag.
  1485. * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5
  1486. * @param DMAx DMAx Instance
  1487. * @retval None
  1488. */
  1489. __STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx)
  1490. {
  1491. SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF5);
  1492. }
  1493. /**
  1494. * @brief Clear Channel 6 transfer complete flag.
  1495. * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6
  1496. * @param DMAx DMAx Instance
  1497. * @retval None
  1498. */
  1499. __STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx)
  1500. {
  1501. SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF6);
  1502. }
  1503. /**
  1504. * @brief Clear Channel 7 transfer complete flag.
  1505. * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7
  1506. * @param DMAx DMAx Instance
  1507. * @retval None
  1508. */
  1509. __STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx)
  1510. {
  1511. SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF7);
  1512. }
  1513. /**
  1514. * @brief Clear Channel 1 half transfer flag.
  1515. * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1
  1516. * @param DMAx DMAx Instance
  1517. * @retval None
  1518. */
  1519. __STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx)
  1520. {
  1521. SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF1);
  1522. }
  1523. /**
  1524. * @brief Clear Channel 2 half transfer flag.
  1525. * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2
  1526. * @param DMAx DMAx Instance
  1527. * @retval None
  1528. */
  1529. __STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx)
  1530. {
  1531. SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF2);
  1532. }
  1533. /**
  1534. * @brief Clear Channel 3 half transfer flag.
  1535. * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3
  1536. * @param DMAx DMAx Instance
  1537. * @retval None
  1538. */
  1539. __STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx)
  1540. {
  1541. SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF3);
  1542. }
  1543. /**
  1544. * @brief Clear Channel 4 half transfer flag.
  1545. * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4
  1546. * @param DMAx DMAx Instance
  1547. * @retval None
  1548. */
  1549. __STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx)
  1550. {
  1551. SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF4);
  1552. }
  1553. /**
  1554. * @brief Clear Channel 5 half transfer flag.
  1555. * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5
  1556. * @param DMAx DMAx Instance
  1557. * @retval None
  1558. */
  1559. __STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx)
  1560. {
  1561. SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF5);
  1562. }
  1563. /**
  1564. * @brief Clear Channel 6 half transfer flag.
  1565. * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6
  1566. * @param DMAx DMAx Instance
  1567. * @retval None
  1568. */
  1569. __STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx)
  1570. {
  1571. SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF6);
  1572. }
  1573. /**
  1574. * @brief Clear Channel 7 half transfer flag.
  1575. * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7
  1576. * @param DMAx DMAx Instance
  1577. * @retval None
  1578. */
  1579. __STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx)
  1580. {
  1581. SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF7);
  1582. }
  1583. /**
  1584. * @brief Clear Channel 1 transfer error flag.
  1585. * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1
  1586. * @param DMAx DMAx Instance
  1587. * @retval None
  1588. */
  1589. __STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx)
  1590. {
  1591. SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF1);
  1592. }
  1593. /**
  1594. * @brief Clear Channel 2 transfer error flag.
  1595. * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2
  1596. * @param DMAx DMAx Instance
  1597. * @retval None
  1598. */
  1599. __STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx)
  1600. {
  1601. SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF2);
  1602. }
  1603. /**
  1604. * @brief Clear Channel 3 transfer error flag.
  1605. * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3
  1606. * @param DMAx DMAx Instance
  1607. * @retval None
  1608. */
  1609. __STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx)
  1610. {
  1611. SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF3);
  1612. }
  1613. /**
  1614. * @brief Clear Channel 4 transfer error flag.
  1615. * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4
  1616. * @param DMAx DMAx Instance
  1617. * @retval None
  1618. */
  1619. __STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx)
  1620. {
  1621. SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF4);
  1622. }
  1623. /**
  1624. * @brief Clear Channel 5 transfer error flag.
  1625. * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5
  1626. * @param DMAx DMAx Instance
  1627. * @retval None
  1628. */
  1629. __STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx)
  1630. {
  1631. SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF5);
  1632. }
  1633. /**
  1634. * @brief Clear Channel 6 transfer error flag.
  1635. * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6
  1636. * @param DMAx DMAx Instance
  1637. * @retval None
  1638. */
  1639. __STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx)
  1640. {
  1641. SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF6);
  1642. }
  1643. /**
  1644. * @brief Clear Channel 7 transfer error flag.
  1645. * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7
  1646. * @param DMAx DMAx Instance
  1647. * @retval None
  1648. */
  1649. __STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx)
  1650. {
  1651. SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF7);
  1652. }
  1653. /**
  1654. * @}
  1655. */
  1656. /** @defgroup DMA_LL_EF_IT_Management IT_Management
  1657. * @{
  1658. */
  1659. /**
  1660. * @brief Enable Transfer complete interrupt.
  1661. * @rmtoll CCR TCIE LL_DMA_EnableIT_TC
  1662. * @param DMAx DMAx Instance
  1663. * @param Channel This parameter can be one of the following values:
  1664. * @arg @ref LL_DMA_CHANNEL_1
  1665. * @arg @ref LL_DMA_CHANNEL_2
  1666. * @arg @ref LL_DMA_CHANNEL_3
  1667. * @arg @ref LL_DMA_CHANNEL_4
  1668. * @arg @ref LL_DMA_CHANNEL_5
  1669. * @arg @ref LL_DMA_CHANNEL_6
  1670. * @arg @ref LL_DMA_CHANNEL_7
  1671. * @retval None
  1672. */
  1673. __STATIC_INLINE void LL_DMA_EnableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1674. {
  1675. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1676. }
  1677. /**
  1678. * @brief Enable Half transfer interrupt.
  1679. * @rmtoll CCR HTIE LL_DMA_EnableIT_HT
  1680. * @param DMAx DMAx Instance
  1681. * @param Channel This parameter can be one of the following values:
  1682. * @arg @ref LL_DMA_CHANNEL_1
  1683. * @arg @ref LL_DMA_CHANNEL_2
  1684. * @arg @ref LL_DMA_CHANNEL_3
  1685. * @arg @ref LL_DMA_CHANNEL_4
  1686. * @arg @ref LL_DMA_CHANNEL_5
  1687. * @arg @ref LL_DMA_CHANNEL_6
  1688. * @arg @ref LL_DMA_CHANNEL_7
  1689. * @retval None
  1690. */
  1691. __STATIC_INLINE void LL_DMA_EnableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1692. {
  1693. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1694. }
  1695. /**
  1696. * @brief Enable Transfer error interrupt.
  1697. * @rmtoll CCR TEIE LL_DMA_EnableIT_TE
  1698. * @param DMAx DMAx Instance
  1699. * @param Channel This parameter can be one of the following values:
  1700. * @arg @ref LL_DMA_CHANNEL_1
  1701. * @arg @ref LL_DMA_CHANNEL_2
  1702. * @arg @ref LL_DMA_CHANNEL_3
  1703. * @arg @ref LL_DMA_CHANNEL_4
  1704. * @arg @ref LL_DMA_CHANNEL_5
  1705. * @arg @ref LL_DMA_CHANNEL_6
  1706. * @arg @ref LL_DMA_CHANNEL_7
  1707. * @retval None
  1708. */
  1709. __STATIC_INLINE void LL_DMA_EnableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1710. {
  1711. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1712. }
  1713. /**
  1714. * @brief Disable Transfer complete interrupt.
  1715. * @rmtoll CCR TCIE LL_DMA_DisableIT_TC
  1716. * @param DMAx DMAx Instance
  1717. * @param Channel This parameter can be one of the following values:
  1718. * @arg @ref LL_DMA_CHANNEL_1
  1719. * @arg @ref LL_DMA_CHANNEL_2
  1720. * @arg @ref LL_DMA_CHANNEL_3
  1721. * @arg @ref LL_DMA_CHANNEL_4
  1722. * @arg @ref LL_DMA_CHANNEL_5
  1723. * @arg @ref LL_DMA_CHANNEL_6
  1724. * @arg @ref LL_DMA_CHANNEL_7
  1725. * @retval None
  1726. */
  1727. __STATIC_INLINE void LL_DMA_DisableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1728. {
  1729. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1730. }
  1731. /**
  1732. * @brief Disable Half transfer interrupt.
  1733. * @rmtoll CCR HTIE LL_DMA_DisableIT_HT
  1734. * @param DMAx DMAx Instance
  1735. * @param Channel This parameter can be one of the following values:
  1736. * @arg @ref LL_DMA_CHANNEL_1
  1737. * @arg @ref LL_DMA_CHANNEL_2
  1738. * @arg @ref LL_DMA_CHANNEL_3
  1739. * @arg @ref LL_DMA_CHANNEL_4
  1740. * @arg @ref LL_DMA_CHANNEL_5
  1741. * @arg @ref LL_DMA_CHANNEL_6
  1742. * @arg @ref LL_DMA_CHANNEL_7
  1743. * @retval None
  1744. */
  1745. __STATIC_INLINE void LL_DMA_DisableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1746. {
  1747. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1748. }
  1749. /**
  1750. * @brief Disable Transfer error interrupt.
  1751. * @rmtoll CCR TEIE LL_DMA_DisableIT_TE
  1752. * @param DMAx DMAx Instance
  1753. * @param Channel This parameter can be one of the following values:
  1754. * @arg @ref LL_DMA_CHANNEL_1
  1755. * @arg @ref LL_DMA_CHANNEL_2
  1756. * @arg @ref LL_DMA_CHANNEL_3
  1757. * @arg @ref LL_DMA_CHANNEL_4
  1758. * @arg @ref LL_DMA_CHANNEL_5
  1759. * @arg @ref LL_DMA_CHANNEL_6
  1760. * @arg @ref LL_DMA_CHANNEL_7
  1761. * @retval None
  1762. */
  1763. __STATIC_INLINE void LL_DMA_DisableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1764. {
  1765. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1766. }
  1767. /**
  1768. * @brief Check if Transfer complete Interrupt is enabled.
  1769. * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC
  1770. * @param DMAx DMAx Instance
  1771. * @param Channel This parameter can be one of the following values:
  1772. * @arg @ref LL_DMA_CHANNEL_1
  1773. * @arg @ref LL_DMA_CHANNEL_2
  1774. * @arg @ref LL_DMA_CHANNEL_3
  1775. * @arg @ref LL_DMA_CHANNEL_4
  1776. * @arg @ref LL_DMA_CHANNEL_5
  1777. * @arg @ref LL_DMA_CHANNEL_6
  1778. * @arg @ref LL_DMA_CHANNEL_7
  1779. * @retval State of bit (1 or 0).
  1780. */
  1781. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1782. {
  1783. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1784. DMA_CCR_TCIE) == (DMA_CCR_TCIE));
  1785. }
  1786. /**
  1787. * @brief Check if Half transfer Interrupt is enabled.
  1788. * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_HT
  1789. * @param DMAx DMAx Instance
  1790. * @param Channel This parameter can be one of the following values:
  1791. * @arg @ref LL_DMA_CHANNEL_1
  1792. * @arg @ref LL_DMA_CHANNEL_2
  1793. * @arg @ref LL_DMA_CHANNEL_3
  1794. * @arg @ref LL_DMA_CHANNEL_4
  1795. * @arg @ref LL_DMA_CHANNEL_5
  1796. * @arg @ref LL_DMA_CHANNEL_6
  1797. * @arg @ref LL_DMA_CHANNEL_7
  1798. * @retval State of bit (1 or 0).
  1799. */
  1800. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1801. {
  1802. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1803. DMA_CCR_HTIE) == (DMA_CCR_HTIE));
  1804. }
  1805. /**
  1806. * @brief Check if Transfer error Interrupt is enabled.
  1807. * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE
  1808. * @param DMAx DMAx Instance
  1809. * @param Channel This parameter can be one of the following values:
  1810. * @arg @ref LL_DMA_CHANNEL_1
  1811. * @arg @ref LL_DMA_CHANNEL_2
  1812. * @arg @ref LL_DMA_CHANNEL_3
  1813. * @arg @ref LL_DMA_CHANNEL_4
  1814. * @arg @ref LL_DMA_CHANNEL_5
  1815. * @arg @ref LL_DMA_CHANNEL_6
  1816. * @arg @ref LL_DMA_CHANNEL_7
  1817. * @retval State of bit (1 or 0).
  1818. */
  1819. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1820. {
  1821. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1822. DMA_CCR_TEIE) == (DMA_CCR_TEIE));
  1823. }
  1824. /**
  1825. * @}
  1826. */
  1827. #if defined(USE_FULL_LL_DRIVER)
  1828. /** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions
  1829. * @{
  1830. */
  1831. uint32_t LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct);
  1832. uint32_t LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel);
  1833. void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct);
  1834. /**
  1835. * @}
  1836. */
  1837. #endif /* USE_FULL_LL_DRIVER */
  1838. /**
  1839. * @}
  1840. */
  1841. /**
  1842. * @}
  1843. */
  1844. #endif /* DMA1 || DMA2 */
  1845. /**
  1846. * @}
  1847. */
  1848. #ifdef __cplusplus
  1849. }
  1850. #endif
  1851. #endif /* __STM32L1xx_LL_DMA_H */
  1852. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/