stm32f1xx_ll_dma.h 76 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f1xx_ll_dma.h
  4. * @author MCD Application Team
  5. * @brief Header file of DMA LL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</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 __STM32F1xx_LL_DMA_H
  37. #define __STM32F1xx_LL_DMA_H
  38. #ifdef __cplusplus
  39. extern "C" {
  40. #endif
  41. /* Includes ------------------------------------------------------------------*/
  42. #include "stm32f1xx.h"
  43. /** @addtogroup STM32F1xx_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. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  340. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  341. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  342. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  343. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  344. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  345. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  346. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  347. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  348. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  349. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  350. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  351. LL_DMA_CHANNEL_7)
  352. #else
  353. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  354. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  355. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  356. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  357. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  358. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  359. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  360. LL_DMA_CHANNEL_7)
  361. #endif
  362. /**
  363. * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely
  364. * @param __DMA_INSTANCE__ DMAx
  365. * @param __CHANNEL__ LL_DMA_CHANNEL_y
  366. * @retval DMAx_Channely
  367. */
  368. #if defined (DMA2)
  369. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  370. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  371. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  372. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  373. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  374. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  375. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  376. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  377. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  378. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  379. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  380. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  381. DMA1_Channel7)
  382. #else
  383. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  384. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  385. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  386. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  387. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  388. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  389. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  390. DMA1_Channel7)
  391. #endif
  392. /**
  393. * @}
  394. */
  395. /**
  396. * @}
  397. */
  398. /* Exported functions --------------------------------------------------------*/
  399. /** @defgroup DMA_LL_Exported_Functions DMA Exported Functions
  400. * @{
  401. */
  402. /** @defgroup DMA_LL_EF_Configuration Configuration
  403. * @{
  404. */
  405. /**
  406. * @brief Enable DMA channel.
  407. * @rmtoll CCR EN LL_DMA_EnableChannel
  408. * @param DMAx DMAx Instance
  409. * @param Channel This parameter can be one of the following values:
  410. * @arg @ref LL_DMA_CHANNEL_1
  411. * @arg @ref LL_DMA_CHANNEL_2
  412. * @arg @ref LL_DMA_CHANNEL_3
  413. * @arg @ref LL_DMA_CHANNEL_4
  414. * @arg @ref LL_DMA_CHANNEL_5
  415. * @arg @ref LL_DMA_CHANNEL_6
  416. * @arg @ref LL_DMA_CHANNEL_7
  417. * @retval None
  418. */
  419. __STATIC_INLINE void LL_DMA_EnableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  420. {
  421. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  422. }
  423. /**
  424. * @brief Disable DMA channel.
  425. * @rmtoll CCR EN LL_DMA_DisableChannel
  426. * @param DMAx DMAx Instance
  427. * @param Channel This parameter can be one of the following values:
  428. * @arg @ref LL_DMA_CHANNEL_1
  429. * @arg @ref LL_DMA_CHANNEL_2
  430. * @arg @ref LL_DMA_CHANNEL_3
  431. * @arg @ref LL_DMA_CHANNEL_4
  432. * @arg @ref LL_DMA_CHANNEL_5
  433. * @arg @ref LL_DMA_CHANNEL_6
  434. * @arg @ref LL_DMA_CHANNEL_7
  435. * @retval None
  436. */
  437. __STATIC_INLINE void LL_DMA_DisableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  438. {
  439. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  440. }
  441. /**
  442. * @brief Check if DMA channel is enabled or disabled.
  443. * @rmtoll CCR EN LL_DMA_IsEnabledChannel
  444. * @param DMAx DMAx Instance
  445. * @param Channel This parameter can be one of the following values:
  446. * @arg @ref LL_DMA_CHANNEL_1
  447. * @arg @ref LL_DMA_CHANNEL_2
  448. * @arg @ref LL_DMA_CHANNEL_3
  449. * @arg @ref LL_DMA_CHANNEL_4
  450. * @arg @ref LL_DMA_CHANNEL_5
  451. * @arg @ref LL_DMA_CHANNEL_6
  452. * @arg @ref LL_DMA_CHANNEL_7
  453. * @retval State of bit (1 or 0).
  454. */
  455. __STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  456. {
  457. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  458. DMA_CCR_EN) == (DMA_CCR_EN));
  459. }
  460. /**
  461. * @brief Configure all parameters link to DMA transfer.
  462. * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n
  463. * CCR MEM2MEM LL_DMA_ConfigTransfer\n
  464. * CCR CIRC LL_DMA_ConfigTransfer\n
  465. * CCR PINC LL_DMA_ConfigTransfer\n
  466. * CCR MINC LL_DMA_ConfigTransfer\n
  467. * CCR PSIZE LL_DMA_ConfigTransfer\n
  468. * CCR MSIZE LL_DMA_ConfigTransfer\n
  469. * CCR PL LL_DMA_ConfigTransfer
  470. * @param DMAx DMAx Instance
  471. * @param Channel This parameter can be one of the following values:
  472. * @arg @ref LL_DMA_CHANNEL_1
  473. * @arg @ref LL_DMA_CHANNEL_2
  474. * @arg @ref LL_DMA_CHANNEL_3
  475. * @arg @ref LL_DMA_CHANNEL_4
  476. * @arg @ref LL_DMA_CHANNEL_5
  477. * @arg @ref LL_DMA_CHANNEL_6
  478. * @arg @ref LL_DMA_CHANNEL_7
  479. * @param Configuration This parameter must be a combination of all the following values:
  480. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  481. * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR
  482. * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT
  483. * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT
  484. * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD
  485. * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD
  486. * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH
  487. * @retval None
  488. */
  489. __STATIC_INLINE void LL_DMA_ConfigTransfer(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration)
  490. {
  491. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  492. DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL,
  493. Configuration);
  494. }
  495. /**
  496. * @brief Set Data transfer direction (read from peripheral or from memory).
  497. * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n
  498. * CCR MEM2MEM LL_DMA_SetDataTransferDirection
  499. * @param DMAx DMAx Instance
  500. * @param Channel This parameter can be one of the following values:
  501. * @arg @ref LL_DMA_CHANNEL_1
  502. * @arg @ref LL_DMA_CHANNEL_2
  503. * @arg @ref LL_DMA_CHANNEL_3
  504. * @arg @ref LL_DMA_CHANNEL_4
  505. * @arg @ref LL_DMA_CHANNEL_5
  506. * @arg @ref LL_DMA_CHANNEL_6
  507. * @arg @ref LL_DMA_CHANNEL_7
  508. * @param Direction This parameter can be one of the following values:
  509. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  510. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  511. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  512. * @retval None
  513. */
  514. __STATIC_INLINE void LL_DMA_SetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction)
  515. {
  516. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  517. DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction);
  518. }
  519. /**
  520. * @brief Get Data transfer direction (read from peripheral or from memory).
  521. * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n
  522. * CCR MEM2MEM LL_DMA_GetDataTransferDirection
  523. * @param DMAx DMAx Instance
  524. * @param Channel This parameter can be one of the following values:
  525. * @arg @ref LL_DMA_CHANNEL_1
  526. * @arg @ref LL_DMA_CHANNEL_2
  527. * @arg @ref LL_DMA_CHANNEL_3
  528. * @arg @ref LL_DMA_CHANNEL_4
  529. * @arg @ref LL_DMA_CHANNEL_5
  530. * @arg @ref LL_DMA_CHANNEL_6
  531. * @arg @ref LL_DMA_CHANNEL_7
  532. * @retval Returned value can be one of the following values:
  533. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  534. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  535. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  536. */
  537. __STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel)
  538. {
  539. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  540. DMA_CCR_DIR | DMA_CCR_MEM2MEM));
  541. }
  542. /**
  543. * @brief Set DMA mode circular or normal.
  544. * @note The circular buffer mode cannot be used if the memory-to-memory
  545. * data transfer is configured on the selected Channel.
  546. * @rmtoll CCR CIRC LL_DMA_SetMode
  547. * @param DMAx DMAx Instance
  548. * @param Channel This parameter can be one of the following values:
  549. * @arg @ref LL_DMA_CHANNEL_1
  550. * @arg @ref LL_DMA_CHANNEL_2
  551. * @arg @ref LL_DMA_CHANNEL_3
  552. * @arg @ref LL_DMA_CHANNEL_4
  553. * @arg @ref LL_DMA_CHANNEL_5
  554. * @arg @ref LL_DMA_CHANNEL_6
  555. * @arg @ref LL_DMA_CHANNEL_7
  556. * @param Mode This parameter can be one of the following values:
  557. * @arg @ref LL_DMA_MODE_NORMAL
  558. * @arg @ref LL_DMA_MODE_CIRCULAR
  559. * @retval None
  560. */
  561. __STATIC_INLINE void LL_DMA_SetMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode)
  562. {
  563. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_CIRC,
  564. Mode);
  565. }
  566. /**
  567. * @brief Get DMA mode circular or normal.
  568. * @rmtoll CCR CIRC LL_DMA_GetMode
  569. * @param DMAx DMAx Instance
  570. * @param Channel This parameter can be one of the following values:
  571. * @arg @ref LL_DMA_CHANNEL_1
  572. * @arg @ref LL_DMA_CHANNEL_2
  573. * @arg @ref LL_DMA_CHANNEL_3
  574. * @arg @ref LL_DMA_CHANNEL_4
  575. * @arg @ref LL_DMA_CHANNEL_5
  576. * @arg @ref LL_DMA_CHANNEL_6
  577. * @arg @ref LL_DMA_CHANNEL_7
  578. * @retval Returned value can be one of the following values:
  579. * @arg @ref LL_DMA_MODE_NORMAL
  580. * @arg @ref LL_DMA_MODE_CIRCULAR
  581. */
  582. __STATIC_INLINE uint32_t LL_DMA_GetMode(DMA_TypeDef *DMAx, uint32_t Channel)
  583. {
  584. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  585. DMA_CCR_CIRC));
  586. }
  587. /**
  588. * @brief Set Peripheral increment mode.
  589. * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode
  590. * @param DMAx DMAx Instance
  591. * @param Channel This parameter can be one of the following values:
  592. * @arg @ref LL_DMA_CHANNEL_1
  593. * @arg @ref LL_DMA_CHANNEL_2
  594. * @arg @ref LL_DMA_CHANNEL_3
  595. * @arg @ref LL_DMA_CHANNEL_4
  596. * @arg @ref LL_DMA_CHANNEL_5
  597. * @arg @ref LL_DMA_CHANNEL_6
  598. * @arg @ref LL_DMA_CHANNEL_7
  599. * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values:
  600. * @arg @ref LL_DMA_PERIPH_INCREMENT
  601. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  602. * @retval None
  603. */
  604. __STATIC_INLINE void LL_DMA_SetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
  605. {
  606. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PINC,
  607. PeriphOrM2MSrcIncMode);
  608. }
  609. /**
  610. * @brief Get Peripheral increment mode.
  611. * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode
  612. * @param DMAx DMAx Instance
  613. * @param Channel This parameter can be one of the following values:
  614. * @arg @ref LL_DMA_CHANNEL_1
  615. * @arg @ref LL_DMA_CHANNEL_2
  616. * @arg @ref LL_DMA_CHANNEL_3
  617. * @arg @ref LL_DMA_CHANNEL_4
  618. * @arg @ref LL_DMA_CHANNEL_5
  619. * @arg @ref LL_DMA_CHANNEL_6
  620. * @arg @ref LL_DMA_CHANNEL_7
  621. * @retval Returned value can be one of the following values:
  622. * @arg @ref LL_DMA_PERIPH_INCREMENT
  623. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  624. */
  625. __STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  626. {
  627. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  628. DMA_CCR_PINC));
  629. }
  630. /**
  631. * @brief Set Memory increment mode.
  632. * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode
  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. * @param MemoryOrM2MDstIncMode This parameter can be one of the following values:
  643. * @arg @ref LL_DMA_MEMORY_INCREMENT
  644. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  645. * @retval None
  646. */
  647. __STATIC_INLINE void LL_DMA_SetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
  648. {
  649. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MINC,
  650. MemoryOrM2MDstIncMode);
  651. }
  652. /**
  653. * @brief Get Memory increment mode.
  654. * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode
  655. * @param DMAx DMAx Instance
  656. * @param Channel This parameter can be one of the following values:
  657. * @arg @ref LL_DMA_CHANNEL_1
  658. * @arg @ref LL_DMA_CHANNEL_2
  659. * @arg @ref LL_DMA_CHANNEL_3
  660. * @arg @ref LL_DMA_CHANNEL_4
  661. * @arg @ref LL_DMA_CHANNEL_5
  662. * @arg @ref LL_DMA_CHANNEL_6
  663. * @arg @ref LL_DMA_CHANNEL_7
  664. * @retval Returned value can be one of the following values:
  665. * @arg @ref LL_DMA_MEMORY_INCREMENT
  666. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  667. */
  668. __STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  669. {
  670. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  671. DMA_CCR_MINC));
  672. }
  673. /**
  674. * @brief Set Peripheral size.
  675. * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize
  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. * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values:
  686. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  687. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  688. * @arg @ref LL_DMA_PDATAALIGN_WORD
  689. * @retval None
  690. */
  691. __STATIC_INLINE void LL_DMA_SetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
  692. {
  693. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PSIZE,
  694. PeriphOrM2MSrcDataSize);
  695. }
  696. /**
  697. * @brief Get Peripheral size.
  698. * @rmtoll CCR PSIZE LL_DMA_GetPeriphSize
  699. * @param DMAx DMAx Instance
  700. * @param Channel This parameter can be one of the following values:
  701. * @arg @ref LL_DMA_CHANNEL_1
  702. * @arg @ref LL_DMA_CHANNEL_2
  703. * @arg @ref LL_DMA_CHANNEL_3
  704. * @arg @ref LL_DMA_CHANNEL_4
  705. * @arg @ref LL_DMA_CHANNEL_5
  706. * @arg @ref LL_DMA_CHANNEL_6
  707. * @arg @ref LL_DMA_CHANNEL_7
  708. * @retval Returned value can be one of the following values:
  709. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  710. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  711. * @arg @ref LL_DMA_PDATAALIGN_WORD
  712. */
  713. __STATIC_INLINE uint32_t LL_DMA_GetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel)
  714. {
  715. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  716. DMA_CCR_PSIZE));
  717. }
  718. /**
  719. * @brief Set Memory size.
  720. * @rmtoll CCR MSIZE LL_DMA_SetMemorySize
  721. * @param DMAx DMAx Instance
  722. * @param Channel This parameter can be one of the following values:
  723. * @arg @ref LL_DMA_CHANNEL_1
  724. * @arg @ref LL_DMA_CHANNEL_2
  725. * @arg @ref LL_DMA_CHANNEL_3
  726. * @arg @ref LL_DMA_CHANNEL_4
  727. * @arg @ref LL_DMA_CHANNEL_5
  728. * @arg @ref LL_DMA_CHANNEL_6
  729. * @arg @ref LL_DMA_CHANNEL_7
  730. * @param MemoryOrM2MDstDataSize This parameter can be one of the following values:
  731. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  732. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  733. * @arg @ref LL_DMA_MDATAALIGN_WORD
  734. * @retval None
  735. */
  736. __STATIC_INLINE void LL_DMA_SetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
  737. {
  738. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MSIZE,
  739. MemoryOrM2MDstDataSize);
  740. }
  741. /**
  742. * @brief Get Memory size.
  743. * @rmtoll CCR MSIZE LL_DMA_GetMemorySize
  744. * @param DMAx DMAx Instance
  745. * @param Channel This parameter can be one of the following values:
  746. * @arg @ref LL_DMA_CHANNEL_1
  747. * @arg @ref LL_DMA_CHANNEL_2
  748. * @arg @ref LL_DMA_CHANNEL_3
  749. * @arg @ref LL_DMA_CHANNEL_4
  750. * @arg @ref LL_DMA_CHANNEL_5
  751. * @arg @ref LL_DMA_CHANNEL_6
  752. * @arg @ref LL_DMA_CHANNEL_7
  753. * @retval Returned value can be one of the following values:
  754. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  755. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  756. * @arg @ref LL_DMA_MDATAALIGN_WORD
  757. */
  758. __STATIC_INLINE uint32_t LL_DMA_GetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel)
  759. {
  760. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  761. DMA_CCR_MSIZE));
  762. }
  763. /**
  764. * @brief Set Channel priority level.
  765. * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel
  766. * @param DMAx DMAx Instance
  767. * @param Channel This parameter can be one of the following values:
  768. * @arg @ref LL_DMA_CHANNEL_1
  769. * @arg @ref LL_DMA_CHANNEL_2
  770. * @arg @ref LL_DMA_CHANNEL_3
  771. * @arg @ref LL_DMA_CHANNEL_4
  772. * @arg @ref LL_DMA_CHANNEL_5
  773. * @arg @ref LL_DMA_CHANNEL_6
  774. * @arg @ref LL_DMA_CHANNEL_7
  775. * @param Priority This parameter can be one of the following values:
  776. * @arg @ref LL_DMA_PRIORITY_LOW
  777. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  778. * @arg @ref LL_DMA_PRIORITY_HIGH
  779. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  780. * @retval None
  781. */
  782. __STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority)
  783. {
  784. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PL,
  785. Priority);
  786. }
  787. /**
  788. * @brief Get Channel priority level.
  789. * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel
  790. * @param DMAx DMAx Instance
  791. * @param Channel This parameter can be one of the following values:
  792. * @arg @ref LL_DMA_CHANNEL_1
  793. * @arg @ref LL_DMA_CHANNEL_2
  794. * @arg @ref LL_DMA_CHANNEL_3
  795. * @arg @ref LL_DMA_CHANNEL_4
  796. * @arg @ref LL_DMA_CHANNEL_5
  797. * @arg @ref LL_DMA_CHANNEL_6
  798. * @arg @ref LL_DMA_CHANNEL_7
  799. * @retval Returned value can be one of the following values:
  800. * @arg @ref LL_DMA_PRIORITY_LOW
  801. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  802. * @arg @ref LL_DMA_PRIORITY_HIGH
  803. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  804. */
  805. __STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel)
  806. {
  807. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  808. DMA_CCR_PL));
  809. }
  810. /**
  811. * @brief Set Number of data to transfer.
  812. * @note This action has no effect if
  813. * channel is enabled.
  814. * @rmtoll CNDTR NDT LL_DMA_SetDataLength
  815. * @param DMAx DMAx Instance
  816. * @param Channel This parameter can be one of the following values:
  817. * @arg @ref LL_DMA_CHANNEL_1
  818. * @arg @ref LL_DMA_CHANNEL_2
  819. * @arg @ref LL_DMA_CHANNEL_3
  820. * @arg @ref LL_DMA_CHANNEL_4
  821. * @arg @ref LL_DMA_CHANNEL_5
  822. * @arg @ref LL_DMA_CHANNEL_6
  823. * @arg @ref LL_DMA_CHANNEL_7
  824. * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF
  825. * @retval None
  826. */
  827. __STATIC_INLINE void LL_DMA_SetDataLength(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData)
  828. {
  829. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  830. DMA_CNDTR_NDT, NbData);
  831. }
  832. /**
  833. * @brief Get Number of data to transfer.
  834. * @note Once the channel is enabled, the return value indicate the
  835. * remaining bytes to be transmitted.
  836. * @rmtoll CNDTR NDT LL_DMA_GetDataLength
  837. * @param DMAx DMAx Instance
  838. * @param Channel This parameter can be one of the following values:
  839. * @arg @ref LL_DMA_CHANNEL_1
  840. * @arg @ref LL_DMA_CHANNEL_2
  841. * @arg @ref LL_DMA_CHANNEL_3
  842. * @arg @ref LL_DMA_CHANNEL_4
  843. * @arg @ref LL_DMA_CHANNEL_5
  844. * @arg @ref LL_DMA_CHANNEL_6
  845. * @arg @ref LL_DMA_CHANNEL_7
  846. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  847. */
  848. __STATIC_INLINE uint32_t LL_DMA_GetDataLength(DMA_TypeDef *DMAx, uint32_t Channel)
  849. {
  850. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  851. DMA_CNDTR_NDT));
  852. }
  853. /**
  854. * @brief Configure the Source and Destination addresses.
  855. * @note This API must not be called when the DMA channel is enabled.
  856. * @note Each IP using DMA provides an API to get directly the register adress (LL_PPP_DMA_GetRegAddr).
  857. * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n
  858. * CMAR MA LL_DMA_ConfigAddresses
  859. * @param DMAx DMAx Instance
  860. * @param Channel This parameter can be one of the following values:
  861. * @arg @ref LL_DMA_CHANNEL_1
  862. * @arg @ref LL_DMA_CHANNEL_2
  863. * @arg @ref LL_DMA_CHANNEL_3
  864. * @arg @ref LL_DMA_CHANNEL_4
  865. * @arg @ref LL_DMA_CHANNEL_5
  866. * @arg @ref LL_DMA_CHANNEL_6
  867. * @arg @ref LL_DMA_CHANNEL_7
  868. * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  869. * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  870. * @param Direction This parameter can be one of the following values:
  871. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  872. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  873. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  874. * @retval None
  875. */
  876. __STATIC_INLINE void LL_DMA_ConfigAddresses(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress,
  877. uint32_t DstAddress, uint32_t Direction)
  878. {
  879. /* Direction Memory to Periph */
  880. if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH)
  881. {
  882. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, SrcAddress);
  883. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DstAddress);
  884. }
  885. /* Direction Periph to Memory and Memory to Memory */
  886. else
  887. {
  888. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, SrcAddress);
  889. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DstAddress);
  890. }
  891. }
  892. /**
  893. * @brief Set the Memory address.
  894. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  895. * @note This API must not be called when the DMA channel is enabled.
  896. * @rmtoll CMAR MA LL_DMA_SetMemoryAddress
  897. * @param DMAx DMAx Instance
  898. * @param Channel This parameter can be one of the following values:
  899. * @arg @ref LL_DMA_CHANNEL_1
  900. * @arg @ref LL_DMA_CHANNEL_2
  901. * @arg @ref LL_DMA_CHANNEL_3
  902. * @arg @ref LL_DMA_CHANNEL_4
  903. * @arg @ref LL_DMA_CHANNEL_5
  904. * @arg @ref LL_DMA_CHANNEL_6
  905. * @arg @ref LL_DMA_CHANNEL_7
  906. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  907. * @retval None
  908. */
  909. __STATIC_INLINE void LL_DMA_SetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  910. {
  911. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  912. }
  913. /**
  914. * @brief Set the Peripheral address.
  915. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  916. * @note This API must not be called when the DMA channel is enabled.
  917. * @rmtoll CPAR PA LL_DMA_SetPeriphAddress
  918. * @param DMAx DMAx Instance
  919. * @param Channel This parameter can be one of the following values:
  920. * @arg @ref LL_DMA_CHANNEL_1
  921. * @arg @ref LL_DMA_CHANNEL_2
  922. * @arg @ref LL_DMA_CHANNEL_3
  923. * @arg @ref LL_DMA_CHANNEL_4
  924. * @arg @ref LL_DMA_CHANNEL_5
  925. * @arg @ref LL_DMA_CHANNEL_6
  926. * @arg @ref LL_DMA_CHANNEL_7
  927. * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  928. * @retval None
  929. */
  930. __STATIC_INLINE void LL_DMA_SetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress)
  931. {
  932. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, PeriphAddress);
  933. }
  934. /**
  935. * @brief Get Memory address.
  936. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  937. * @rmtoll CMAR MA LL_DMA_GetMemoryAddress
  938. * @param DMAx DMAx Instance
  939. * @param Channel This parameter can be one of the following values:
  940. * @arg @ref LL_DMA_CHANNEL_1
  941. * @arg @ref LL_DMA_CHANNEL_2
  942. * @arg @ref LL_DMA_CHANNEL_3
  943. * @arg @ref LL_DMA_CHANNEL_4
  944. * @arg @ref LL_DMA_CHANNEL_5
  945. * @arg @ref LL_DMA_CHANNEL_6
  946. * @arg @ref LL_DMA_CHANNEL_7
  947. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  948. */
  949. __STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  950. {
  951. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  952. }
  953. /**
  954. * @brief Get Peripheral address.
  955. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  956. * @rmtoll CPAR PA LL_DMA_GetPeriphAddress
  957. * @param DMAx DMAx Instance
  958. * @param Channel This parameter can be one of the following values:
  959. * @arg @ref LL_DMA_CHANNEL_1
  960. * @arg @ref LL_DMA_CHANNEL_2
  961. * @arg @ref LL_DMA_CHANNEL_3
  962. * @arg @ref LL_DMA_CHANNEL_4
  963. * @arg @ref LL_DMA_CHANNEL_5
  964. * @arg @ref LL_DMA_CHANNEL_6
  965. * @arg @ref LL_DMA_CHANNEL_7
  966. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  967. */
  968. __STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  969. {
  970. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  971. }
  972. /**
  973. * @brief Set the Memory to Memory Source address.
  974. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  975. * @note This API must not be called when the DMA channel is enabled.
  976. * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress
  977. * @param DMAx DMAx Instance
  978. * @param Channel This parameter can be one of the following values:
  979. * @arg @ref LL_DMA_CHANNEL_1
  980. * @arg @ref LL_DMA_CHANNEL_2
  981. * @arg @ref LL_DMA_CHANNEL_3
  982. * @arg @ref LL_DMA_CHANNEL_4
  983. * @arg @ref LL_DMA_CHANNEL_5
  984. * @arg @ref LL_DMA_CHANNEL_6
  985. * @arg @ref LL_DMA_CHANNEL_7
  986. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  987. * @retval None
  988. */
  989. __STATIC_INLINE void LL_DMA_SetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  990. {
  991. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, MemoryAddress);
  992. }
  993. /**
  994. * @brief Set the Memory to Memory Destination address.
  995. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  996. * @note This API must not be called when the DMA channel is enabled.
  997. * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress
  998. * @param DMAx DMAx Instance
  999. * @param Channel This parameter can be one of the following values:
  1000. * @arg @ref LL_DMA_CHANNEL_1
  1001. * @arg @ref LL_DMA_CHANNEL_2
  1002. * @arg @ref LL_DMA_CHANNEL_3
  1003. * @arg @ref LL_DMA_CHANNEL_4
  1004. * @arg @ref LL_DMA_CHANNEL_5
  1005. * @arg @ref LL_DMA_CHANNEL_6
  1006. * @arg @ref LL_DMA_CHANNEL_7
  1007. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1008. * @retval None
  1009. */
  1010. __STATIC_INLINE void LL_DMA_SetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1011. {
  1012. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  1013. }
  1014. /**
  1015. * @brief Get the Memory to Memory Source address.
  1016. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1017. * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress
  1018. * @param DMAx DMAx Instance
  1019. * @param Channel This parameter can be one of the following values:
  1020. * @arg @ref LL_DMA_CHANNEL_1
  1021. * @arg @ref LL_DMA_CHANNEL_2
  1022. * @arg @ref LL_DMA_CHANNEL_3
  1023. * @arg @ref LL_DMA_CHANNEL_4
  1024. * @arg @ref LL_DMA_CHANNEL_5
  1025. * @arg @ref LL_DMA_CHANNEL_6
  1026. * @arg @ref LL_DMA_CHANNEL_7
  1027. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1028. */
  1029. __STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1030. {
  1031. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1032. }
  1033. /**
  1034. * @brief Get the Memory to Memory Destination address.
  1035. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1036. * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress
  1037. * @param DMAx DMAx Instance
  1038. * @param Channel This parameter can be one of the following values:
  1039. * @arg @ref LL_DMA_CHANNEL_1
  1040. * @arg @ref LL_DMA_CHANNEL_2
  1041. * @arg @ref LL_DMA_CHANNEL_3
  1042. * @arg @ref LL_DMA_CHANNEL_4
  1043. * @arg @ref LL_DMA_CHANNEL_5
  1044. * @arg @ref LL_DMA_CHANNEL_6
  1045. * @arg @ref LL_DMA_CHANNEL_7
  1046. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1047. */
  1048. __STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1049. {
  1050. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  1051. }
  1052. /**
  1053. * @}
  1054. */
  1055. /** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management
  1056. * @{
  1057. */
  1058. /**
  1059. * @brief Get Channel 1 global interrupt flag.
  1060. * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1
  1061. * @param DMAx DMAx Instance
  1062. * @retval State of bit (1 or 0).
  1063. */
  1064. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(DMA_TypeDef *DMAx)
  1065. {
  1066. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1));
  1067. }
  1068. /**
  1069. * @brief Get Channel 2 global interrupt flag.
  1070. * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2
  1071. * @param DMAx DMAx Instance
  1072. * @retval State of bit (1 or 0).
  1073. */
  1074. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(DMA_TypeDef *DMAx)
  1075. {
  1076. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2));
  1077. }
  1078. /**
  1079. * @brief Get Channel 3 global interrupt flag.
  1080. * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3
  1081. * @param DMAx DMAx Instance
  1082. * @retval State of bit (1 or 0).
  1083. */
  1084. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(DMA_TypeDef *DMAx)
  1085. {
  1086. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3));
  1087. }
  1088. /**
  1089. * @brief Get Channel 4 global interrupt flag.
  1090. * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4
  1091. * @param DMAx DMAx Instance
  1092. * @retval State of bit (1 or 0).
  1093. */
  1094. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(DMA_TypeDef *DMAx)
  1095. {
  1096. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4));
  1097. }
  1098. /**
  1099. * @brief Get Channel 5 global interrupt flag.
  1100. * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5
  1101. * @param DMAx DMAx Instance
  1102. * @retval State of bit (1 or 0).
  1103. */
  1104. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(DMA_TypeDef *DMAx)
  1105. {
  1106. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5));
  1107. }
  1108. /**
  1109. * @brief Get Channel 6 global interrupt flag.
  1110. * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6
  1111. * @param DMAx DMAx Instance
  1112. * @retval State of bit (1 or 0).
  1113. */
  1114. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(DMA_TypeDef *DMAx)
  1115. {
  1116. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6));
  1117. }
  1118. /**
  1119. * @brief Get Channel 7 global interrupt flag.
  1120. * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7
  1121. * @param DMAx DMAx Instance
  1122. * @retval State of bit (1 or 0).
  1123. */
  1124. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(DMA_TypeDef *DMAx)
  1125. {
  1126. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7));
  1127. }
  1128. /**
  1129. * @brief Get Channel 1 transfer complete flag.
  1130. * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1
  1131. * @param DMAx DMAx Instance
  1132. * @retval State of bit (1 or 0).
  1133. */
  1134. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(DMA_TypeDef *DMAx)
  1135. {
  1136. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1));
  1137. }
  1138. /**
  1139. * @brief Get Channel 2 transfer complete flag.
  1140. * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2
  1141. * @param DMAx DMAx Instance
  1142. * @retval State of bit (1 or 0).
  1143. */
  1144. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(DMA_TypeDef *DMAx)
  1145. {
  1146. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2));
  1147. }
  1148. /**
  1149. * @brief Get Channel 3 transfer complete flag.
  1150. * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3
  1151. * @param DMAx DMAx Instance
  1152. * @retval State of bit (1 or 0).
  1153. */
  1154. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(DMA_TypeDef *DMAx)
  1155. {
  1156. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3));
  1157. }
  1158. /**
  1159. * @brief Get Channel 4 transfer complete flag.
  1160. * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4
  1161. * @param DMAx DMAx Instance
  1162. * @retval State of bit (1 or 0).
  1163. */
  1164. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(DMA_TypeDef *DMAx)
  1165. {
  1166. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4));
  1167. }
  1168. /**
  1169. * @brief Get Channel 5 transfer complete flag.
  1170. * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5
  1171. * @param DMAx DMAx Instance
  1172. * @retval State of bit (1 or 0).
  1173. */
  1174. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(DMA_TypeDef *DMAx)
  1175. {
  1176. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5));
  1177. }
  1178. /**
  1179. * @brief Get Channel 6 transfer complete flag.
  1180. * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6
  1181. * @param DMAx DMAx Instance
  1182. * @retval State of bit (1 or 0).
  1183. */
  1184. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(DMA_TypeDef *DMAx)
  1185. {
  1186. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6));
  1187. }
  1188. /**
  1189. * @brief Get Channel 7 transfer complete flag.
  1190. * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7
  1191. * @param DMAx DMAx Instance
  1192. * @retval State of bit (1 or 0).
  1193. */
  1194. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(DMA_TypeDef *DMAx)
  1195. {
  1196. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7));
  1197. }
  1198. /**
  1199. * @brief Get Channel 1 half transfer flag.
  1200. * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1
  1201. * @param DMAx DMAx Instance
  1202. * @retval State of bit (1 or 0).
  1203. */
  1204. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(DMA_TypeDef *DMAx)
  1205. {
  1206. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1));
  1207. }
  1208. /**
  1209. * @brief Get Channel 2 half transfer flag.
  1210. * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2
  1211. * @param DMAx DMAx Instance
  1212. * @retval State of bit (1 or 0).
  1213. */
  1214. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(DMA_TypeDef *DMAx)
  1215. {
  1216. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2));
  1217. }
  1218. /**
  1219. * @brief Get Channel 3 half transfer flag.
  1220. * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3
  1221. * @param DMAx DMAx Instance
  1222. * @retval State of bit (1 or 0).
  1223. */
  1224. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(DMA_TypeDef *DMAx)
  1225. {
  1226. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3));
  1227. }
  1228. /**
  1229. * @brief Get Channel 4 half transfer flag.
  1230. * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4
  1231. * @param DMAx DMAx Instance
  1232. * @retval State of bit (1 or 0).
  1233. */
  1234. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(DMA_TypeDef *DMAx)
  1235. {
  1236. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4));
  1237. }
  1238. /**
  1239. * @brief Get Channel 5 half transfer flag.
  1240. * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5
  1241. * @param DMAx DMAx Instance
  1242. * @retval State of bit (1 or 0).
  1243. */
  1244. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(DMA_TypeDef *DMAx)
  1245. {
  1246. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5));
  1247. }
  1248. /**
  1249. * @brief Get Channel 6 half transfer flag.
  1250. * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6
  1251. * @param DMAx DMAx Instance
  1252. * @retval State of bit (1 or 0).
  1253. */
  1254. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(DMA_TypeDef *DMAx)
  1255. {
  1256. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6));
  1257. }
  1258. /**
  1259. * @brief Get Channel 7 half transfer flag.
  1260. * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7
  1261. * @param DMAx DMAx Instance
  1262. * @retval State of bit (1 or 0).
  1263. */
  1264. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(DMA_TypeDef *DMAx)
  1265. {
  1266. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7));
  1267. }
  1268. /**
  1269. * @brief Get Channel 1 transfer error flag.
  1270. * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1
  1271. * @param DMAx DMAx Instance
  1272. * @retval State of bit (1 or 0).
  1273. */
  1274. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(DMA_TypeDef *DMAx)
  1275. {
  1276. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1));
  1277. }
  1278. /**
  1279. * @brief Get Channel 2 transfer error flag.
  1280. * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2
  1281. * @param DMAx DMAx Instance
  1282. * @retval State of bit (1 or 0).
  1283. */
  1284. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(DMA_TypeDef *DMAx)
  1285. {
  1286. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2));
  1287. }
  1288. /**
  1289. * @brief Get Channel 3 transfer error flag.
  1290. * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3
  1291. * @param DMAx DMAx Instance
  1292. * @retval State of bit (1 or 0).
  1293. */
  1294. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(DMA_TypeDef *DMAx)
  1295. {
  1296. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3));
  1297. }
  1298. /**
  1299. * @brief Get Channel 4 transfer error flag.
  1300. * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4
  1301. * @param DMAx DMAx Instance
  1302. * @retval State of bit (1 or 0).
  1303. */
  1304. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(DMA_TypeDef *DMAx)
  1305. {
  1306. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4));
  1307. }
  1308. /**
  1309. * @brief Get Channel 5 transfer error flag.
  1310. * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5
  1311. * @param DMAx DMAx Instance
  1312. * @retval State of bit (1 or 0).
  1313. */
  1314. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(DMA_TypeDef *DMAx)
  1315. {
  1316. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5));
  1317. }
  1318. /**
  1319. * @brief Get Channel 6 transfer error flag.
  1320. * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6
  1321. * @param DMAx DMAx Instance
  1322. * @retval State of bit (1 or 0).
  1323. */
  1324. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(DMA_TypeDef *DMAx)
  1325. {
  1326. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6));
  1327. }
  1328. /**
  1329. * @brief Get Channel 7 transfer error flag.
  1330. * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7
  1331. * @param DMAx DMAx Instance
  1332. * @retval State of bit (1 or 0).
  1333. */
  1334. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(DMA_TypeDef *DMAx)
  1335. {
  1336. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7));
  1337. }
  1338. /**
  1339. * @brief Clear Channel 1 global interrupt flag.
  1340. * @rmtoll IFCR CGIF1 LL_DMA_ClearFlag_GI1
  1341. * @param DMAx DMAx Instance
  1342. * @retval None
  1343. */
  1344. __STATIC_INLINE void LL_DMA_ClearFlag_GI1(DMA_TypeDef *DMAx)
  1345. {
  1346. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF1);
  1347. }
  1348. /**
  1349. * @brief Clear Channel 2 global interrupt flag.
  1350. * @rmtoll IFCR CGIF2 LL_DMA_ClearFlag_GI2
  1351. * @param DMAx DMAx Instance
  1352. * @retval None
  1353. */
  1354. __STATIC_INLINE void LL_DMA_ClearFlag_GI2(DMA_TypeDef *DMAx)
  1355. {
  1356. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF2);
  1357. }
  1358. /**
  1359. * @brief Clear Channel 3 global interrupt flag.
  1360. * @rmtoll IFCR CGIF3 LL_DMA_ClearFlag_GI3
  1361. * @param DMAx DMAx Instance
  1362. * @retval None
  1363. */
  1364. __STATIC_INLINE void LL_DMA_ClearFlag_GI3(DMA_TypeDef *DMAx)
  1365. {
  1366. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF3);
  1367. }
  1368. /**
  1369. * @brief Clear Channel 4 global interrupt flag.
  1370. * @rmtoll IFCR CGIF4 LL_DMA_ClearFlag_GI4
  1371. * @param DMAx DMAx Instance
  1372. * @retval None
  1373. */
  1374. __STATIC_INLINE void LL_DMA_ClearFlag_GI4(DMA_TypeDef *DMAx)
  1375. {
  1376. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF4);
  1377. }
  1378. /**
  1379. * @brief Clear Channel 5 global interrupt flag.
  1380. * @rmtoll IFCR CGIF5 LL_DMA_ClearFlag_GI5
  1381. * @param DMAx DMAx Instance
  1382. * @retval None
  1383. */
  1384. __STATIC_INLINE void LL_DMA_ClearFlag_GI5(DMA_TypeDef *DMAx)
  1385. {
  1386. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF5);
  1387. }
  1388. /**
  1389. * @brief Clear Channel 6 global interrupt flag.
  1390. * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6
  1391. * @param DMAx DMAx Instance
  1392. * @retval None
  1393. */
  1394. __STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx)
  1395. {
  1396. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF6);
  1397. }
  1398. /**
  1399. * @brief Clear Channel 7 global interrupt flag.
  1400. * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7
  1401. * @param DMAx DMAx Instance
  1402. * @retval None
  1403. */
  1404. __STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx)
  1405. {
  1406. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF7);
  1407. }
  1408. /**
  1409. * @brief Clear Channel 1 transfer complete flag.
  1410. * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1
  1411. * @param DMAx DMAx Instance
  1412. * @retval None
  1413. */
  1414. __STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx)
  1415. {
  1416. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF1);
  1417. }
  1418. /**
  1419. * @brief Clear Channel 2 transfer complete flag.
  1420. * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2
  1421. * @param DMAx DMAx Instance
  1422. * @retval None
  1423. */
  1424. __STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx)
  1425. {
  1426. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF2);
  1427. }
  1428. /**
  1429. * @brief Clear Channel 3 transfer complete flag.
  1430. * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3
  1431. * @param DMAx DMAx Instance
  1432. * @retval None
  1433. */
  1434. __STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx)
  1435. {
  1436. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF3);
  1437. }
  1438. /**
  1439. * @brief Clear Channel 4 transfer complete flag.
  1440. * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4
  1441. * @param DMAx DMAx Instance
  1442. * @retval None
  1443. */
  1444. __STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx)
  1445. {
  1446. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF4);
  1447. }
  1448. /**
  1449. * @brief Clear Channel 5 transfer complete flag.
  1450. * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5
  1451. * @param DMAx DMAx Instance
  1452. * @retval None
  1453. */
  1454. __STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx)
  1455. {
  1456. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF5);
  1457. }
  1458. /**
  1459. * @brief Clear Channel 6 transfer complete flag.
  1460. * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6
  1461. * @param DMAx DMAx Instance
  1462. * @retval None
  1463. */
  1464. __STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx)
  1465. {
  1466. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF6);
  1467. }
  1468. /**
  1469. * @brief Clear Channel 7 transfer complete flag.
  1470. * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7
  1471. * @param DMAx DMAx Instance
  1472. * @retval None
  1473. */
  1474. __STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx)
  1475. {
  1476. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF7);
  1477. }
  1478. /**
  1479. * @brief Clear Channel 1 half transfer flag.
  1480. * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1
  1481. * @param DMAx DMAx Instance
  1482. * @retval None
  1483. */
  1484. __STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx)
  1485. {
  1486. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF1);
  1487. }
  1488. /**
  1489. * @brief Clear Channel 2 half transfer flag.
  1490. * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2
  1491. * @param DMAx DMAx Instance
  1492. * @retval None
  1493. */
  1494. __STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx)
  1495. {
  1496. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF2);
  1497. }
  1498. /**
  1499. * @brief Clear Channel 3 half transfer flag.
  1500. * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3
  1501. * @param DMAx DMAx Instance
  1502. * @retval None
  1503. */
  1504. __STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx)
  1505. {
  1506. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF3);
  1507. }
  1508. /**
  1509. * @brief Clear Channel 4 half transfer flag.
  1510. * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4
  1511. * @param DMAx DMAx Instance
  1512. * @retval None
  1513. */
  1514. __STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx)
  1515. {
  1516. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF4);
  1517. }
  1518. /**
  1519. * @brief Clear Channel 5 half transfer flag.
  1520. * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5
  1521. * @param DMAx DMAx Instance
  1522. * @retval None
  1523. */
  1524. __STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx)
  1525. {
  1526. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF5);
  1527. }
  1528. /**
  1529. * @brief Clear Channel 6 half transfer flag.
  1530. * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6
  1531. * @param DMAx DMAx Instance
  1532. * @retval None
  1533. */
  1534. __STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx)
  1535. {
  1536. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF6);
  1537. }
  1538. /**
  1539. * @brief Clear Channel 7 half transfer flag.
  1540. * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7
  1541. * @param DMAx DMAx Instance
  1542. * @retval None
  1543. */
  1544. __STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx)
  1545. {
  1546. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF7);
  1547. }
  1548. /**
  1549. * @brief Clear Channel 1 transfer error flag.
  1550. * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1
  1551. * @param DMAx DMAx Instance
  1552. * @retval None
  1553. */
  1554. __STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx)
  1555. {
  1556. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF1);
  1557. }
  1558. /**
  1559. * @brief Clear Channel 2 transfer error flag.
  1560. * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2
  1561. * @param DMAx DMAx Instance
  1562. * @retval None
  1563. */
  1564. __STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx)
  1565. {
  1566. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF2);
  1567. }
  1568. /**
  1569. * @brief Clear Channel 3 transfer error flag.
  1570. * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3
  1571. * @param DMAx DMAx Instance
  1572. * @retval None
  1573. */
  1574. __STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx)
  1575. {
  1576. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF3);
  1577. }
  1578. /**
  1579. * @brief Clear Channel 4 transfer error flag.
  1580. * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4
  1581. * @param DMAx DMAx Instance
  1582. * @retval None
  1583. */
  1584. __STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx)
  1585. {
  1586. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF4);
  1587. }
  1588. /**
  1589. * @brief Clear Channel 5 transfer error flag.
  1590. * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5
  1591. * @param DMAx DMAx Instance
  1592. * @retval None
  1593. */
  1594. __STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx)
  1595. {
  1596. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF5);
  1597. }
  1598. /**
  1599. * @brief Clear Channel 6 transfer error flag.
  1600. * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6
  1601. * @param DMAx DMAx Instance
  1602. * @retval None
  1603. */
  1604. __STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx)
  1605. {
  1606. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF6);
  1607. }
  1608. /**
  1609. * @brief Clear Channel 7 transfer error flag.
  1610. * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7
  1611. * @param DMAx DMAx Instance
  1612. * @retval None
  1613. */
  1614. __STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx)
  1615. {
  1616. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF7);
  1617. }
  1618. /**
  1619. * @}
  1620. */
  1621. /** @defgroup DMA_LL_EF_IT_Management IT_Management
  1622. * @{
  1623. */
  1624. /**
  1625. * @brief Enable Transfer complete interrupt.
  1626. * @rmtoll CCR TCIE LL_DMA_EnableIT_TC
  1627. * @param DMAx DMAx Instance
  1628. * @param Channel This parameter can be one of the following values:
  1629. * @arg @ref LL_DMA_CHANNEL_1
  1630. * @arg @ref LL_DMA_CHANNEL_2
  1631. * @arg @ref LL_DMA_CHANNEL_3
  1632. * @arg @ref LL_DMA_CHANNEL_4
  1633. * @arg @ref LL_DMA_CHANNEL_5
  1634. * @arg @ref LL_DMA_CHANNEL_6
  1635. * @arg @ref LL_DMA_CHANNEL_7
  1636. * @retval None
  1637. */
  1638. __STATIC_INLINE void LL_DMA_EnableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1639. {
  1640. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1641. }
  1642. /**
  1643. * @brief Enable Half transfer interrupt.
  1644. * @rmtoll CCR HTIE LL_DMA_EnableIT_HT
  1645. * @param DMAx DMAx Instance
  1646. * @param Channel This parameter can be one of the following values:
  1647. * @arg @ref LL_DMA_CHANNEL_1
  1648. * @arg @ref LL_DMA_CHANNEL_2
  1649. * @arg @ref LL_DMA_CHANNEL_3
  1650. * @arg @ref LL_DMA_CHANNEL_4
  1651. * @arg @ref LL_DMA_CHANNEL_5
  1652. * @arg @ref LL_DMA_CHANNEL_6
  1653. * @arg @ref LL_DMA_CHANNEL_7
  1654. * @retval None
  1655. */
  1656. __STATIC_INLINE void LL_DMA_EnableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1657. {
  1658. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1659. }
  1660. /**
  1661. * @brief Enable Transfer error interrupt.
  1662. * @rmtoll CCR TEIE LL_DMA_EnableIT_TE
  1663. * @param DMAx DMAx Instance
  1664. * @param Channel This parameter can be one of the following values:
  1665. * @arg @ref LL_DMA_CHANNEL_1
  1666. * @arg @ref LL_DMA_CHANNEL_2
  1667. * @arg @ref LL_DMA_CHANNEL_3
  1668. * @arg @ref LL_DMA_CHANNEL_4
  1669. * @arg @ref LL_DMA_CHANNEL_5
  1670. * @arg @ref LL_DMA_CHANNEL_6
  1671. * @arg @ref LL_DMA_CHANNEL_7
  1672. * @retval None
  1673. */
  1674. __STATIC_INLINE void LL_DMA_EnableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1675. {
  1676. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1677. }
  1678. /**
  1679. * @brief Disable Transfer complete interrupt.
  1680. * @rmtoll CCR TCIE LL_DMA_DisableIT_TC
  1681. * @param DMAx DMAx Instance
  1682. * @param Channel This parameter can be one of the following values:
  1683. * @arg @ref LL_DMA_CHANNEL_1
  1684. * @arg @ref LL_DMA_CHANNEL_2
  1685. * @arg @ref LL_DMA_CHANNEL_3
  1686. * @arg @ref LL_DMA_CHANNEL_4
  1687. * @arg @ref LL_DMA_CHANNEL_5
  1688. * @arg @ref LL_DMA_CHANNEL_6
  1689. * @arg @ref LL_DMA_CHANNEL_7
  1690. * @retval None
  1691. */
  1692. __STATIC_INLINE void LL_DMA_DisableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1693. {
  1694. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1695. }
  1696. /**
  1697. * @brief Disable Half transfer interrupt.
  1698. * @rmtoll CCR HTIE LL_DMA_DisableIT_HT
  1699. * @param DMAx DMAx Instance
  1700. * @param Channel This parameter can be one of the following values:
  1701. * @arg @ref LL_DMA_CHANNEL_1
  1702. * @arg @ref LL_DMA_CHANNEL_2
  1703. * @arg @ref LL_DMA_CHANNEL_3
  1704. * @arg @ref LL_DMA_CHANNEL_4
  1705. * @arg @ref LL_DMA_CHANNEL_5
  1706. * @arg @ref LL_DMA_CHANNEL_6
  1707. * @arg @ref LL_DMA_CHANNEL_7
  1708. * @retval None
  1709. */
  1710. __STATIC_INLINE void LL_DMA_DisableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1711. {
  1712. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1713. }
  1714. /**
  1715. * @brief Disable Transfer error interrupt.
  1716. * @rmtoll CCR TEIE LL_DMA_DisableIT_TE
  1717. * @param DMAx DMAx Instance
  1718. * @param Channel This parameter can be one of the following values:
  1719. * @arg @ref LL_DMA_CHANNEL_1
  1720. * @arg @ref LL_DMA_CHANNEL_2
  1721. * @arg @ref LL_DMA_CHANNEL_3
  1722. * @arg @ref LL_DMA_CHANNEL_4
  1723. * @arg @ref LL_DMA_CHANNEL_5
  1724. * @arg @ref LL_DMA_CHANNEL_6
  1725. * @arg @ref LL_DMA_CHANNEL_7
  1726. * @retval None
  1727. */
  1728. __STATIC_INLINE void LL_DMA_DisableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1729. {
  1730. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1731. }
  1732. /**
  1733. * @brief Check if Transfer complete Interrupt is enabled.
  1734. * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC
  1735. * @param DMAx DMAx Instance
  1736. * @param Channel This parameter can be one of the following values:
  1737. * @arg @ref LL_DMA_CHANNEL_1
  1738. * @arg @ref LL_DMA_CHANNEL_2
  1739. * @arg @ref LL_DMA_CHANNEL_3
  1740. * @arg @ref LL_DMA_CHANNEL_4
  1741. * @arg @ref LL_DMA_CHANNEL_5
  1742. * @arg @ref LL_DMA_CHANNEL_6
  1743. * @arg @ref LL_DMA_CHANNEL_7
  1744. * @retval State of bit (1 or 0).
  1745. */
  1746. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1747. {
  1748. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1749. DMA_CCR_TCIE) == (DMA_CCR_TCIE));
  1750. }
  1751. /**
  1752. * @brief Check if Half transfer Interrupt is enabled.
  1753. * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_HT
  1754. * @param DMAx DMAx Instance
  1755. * @param Channel This parameter can be one of the following values:
  1756. * @arg @ref LL_DMA_CHANNEL_1
  1757. * @arg @ref LL_DMA_CHANNEL_2
  1758. * @arg @ref LL_DMA_CHANNEL_3
  1759. * @arg @ref LL_DMA_CHANNEL_4
  1760. * @arg @ref LL_DMA_CHANNEL_5
  1761. * @arg @ref LL_DMA_CHANNEL_6
  1762. * @arg @ref LL_DMA_CHANNEL_7
  1763. * @retval State of bit (1 or 0).
  1764. */
  1765. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1766. {
  1767. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1768. DMA_CCR_HTIE) == (DMA_CCR_HTIE));
  1769. }
  1770. /**
  1771. * @brief Check if Transfer error Interrupt is enabled.
  1772. * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE
  1773. * @param DMAx DMAx Instance
  1774. * @param Channel This parameter can be one of the following values:
  1775. * @arg @ref LL_DMA_CHANNEL_1
  1776. * @arg @ref LL_DMA_CHANNEL_2
  1777. * @arg @ref LL_DMA_CHANNEL_3
  1778. * @arg @ref LL_DMA_CHANNEL_4
  1779. * @arg @ref LL_DMA_CHANNEL_5
  1780. * @arg @ref LL_DMA_CHANNEL_6
  1781. * @arg @ref LL_DMA_CHANNEL_7
  1782. * @retval State of bit (1 or 0).
  1783. */
  1784. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1785. {
  1786. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1787. DMA_CCR_TEIE) == (DMA_CCR_TEIE));
  1788. }
  1789. /**
  1790. * @}
  1791. */
  1792. #if defined(USE_FULL_LL_DRIVER)
  1793. /** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions
  1794. * @{
  1795. */
  1796. uint32_t LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct);
  1797. uint32_t LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel);
  1798. void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct);
  1799. /**
  1800. * @}
  1801. */
  1802. #endif /* USE_FULL_LL_DRIVER */
  1803. /**
  1804. * @}
  1805. */
  1806. /**
  1807. * @}
  1808. */
  1809. #endif /* DMA1 || DMA2 */
  1810. /**
  1811. * @}
  1812. */
  1813. #ifdef __cplusplus
  1814. }
  1815. #endif
  1816. #endif /* __STM32F1xx_LL_DMA_H */
  1817. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/