stm32f1xx_ll_dma.h 76 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f1xx_ll_dma.h
  4. * @author MCD Application Team
  5. * @version V1.1.1
  6. * @date 12-May-2017
  7. * @brief Header file of DMA LL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
  12. *
  13. * Redistribution and use in source and binary forms, with or without modification,
  14. * are permitted provided that the following conditions are met:
  15. * 1. Redistributions of source code must retain the above copyright notice,
  16. * this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  21. * may be used to endorse or promote products derived from this software
  22. * without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34. *
  35. ******************************************************************************
  36. */
  37. /* Define to prevent recursive inclusion -------------------------------------*/
  38. #ifndef __STM32F1xx_LL_DMA_H
  39. #define __STM32F1xx_LL_DMA_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32f1xx.h"
  45. /** @addtogroup STM32F1xx_LL_Driver
  46. * @{
  47. */
  48. #if defined (DMA1) || defined (DMA2)
  49. /** @defgroup DMA_LL DMA
  50. * @{
  51. */
  52. /* Private types -------------------------------------------------------------*/
  53. /* Private variables ---------------------------------------------------------*/
  54. /** @defgroup DMA_LL_Private_Variables DMA Private Variables
  55. * @{
  56. */
  57. /* Array used to get the DMA channel register offset versus channel index LL_DMA_CHANNEL_x */
  58. static const uint8_t CHANNEL_OFFSET_TAB[] =
  59. {
  60. (uint8_t)(DMA1_Channel1_BASE - DMA1_BASE),
  61. (uint8_t)(DMA1_Channel2_BASE - DMA1_BASE),
  62. (uint8_t)(DMA1_Channel3_BASE - DMA1_BASE),
  63. (uint8_t)(DMA1_Channel4_BASE - DMA1_BASE),
  64. (uint8_t)(DMA1_Channel5_BASE - DMA1_BASE),
  65. (uint8_t)(DMA1_Channel6_BASE - DMA1_BASE),
  66. (uint8_t)(DMA1_Channel7_BASE - DMA1_BASE)
  67. };
  68. /**
  69. * @}
  70. */
  71. /* Private constants ---------------------------------------------------------*/
  72. /* Private macros ------------------------------------------------------------*/
  73. #if defined(USE_FULL_LL_DRIVER)
  74. /** @defgroup DMA_LL_Private_Macros DMA Private Macros
  75. * @{
  76. */
  77. /**
  78. * @}
  79. */
  80. #endif /*USE_FULL_LL_DRIVER*/
  81. /* Exported types ------------------------------------------------------------*/
  82. #if defined(USE_FULL_LL_DRIVER)
  83. /** @defgroup DMA_LL_ES_INIT DMA Exported Init structure
  84. * @{
  85. */
  86. typedef struct
  87. {
  88. uint32_t PeriphOrM2MSrcAddress; /*!< Specifies the peripheral base address for DMA transfer
  89. or as Source base address in case of memory to memory transfer direction.
  90. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  91. uint32_t MemoryOrM2MDstAddress; /*!< Specifies the memory base address for DMA transfer
  92. or as Destination base address in case of memory to memory transfer direction.
  93. This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */
  94. uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral,
  95. from memory to memory or from peripheral to memory.
  96. This parameter can be a value of @ref DMA_LL_EC_DIRECTION
  97. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataTransferDirection(). */
  98. uint32_t Mode; /*!< Specifies the normal or circular operation mode.
  99. This parameter can be a value of @ref DMA_LL_EC_MODE
  100. @note: The circular buffer mode cannot be used if the memory to memory
  101. data transfer direction is configured on the selected Channel
  102. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMode(). */
  103. uint32_t PeriphOrM2MSrcIncMode; /*!< Specifies whether the Peripheral address or Source address in case of memory to memory transfer direction
  104. is incremented or not.
  105. This parameter can be a value of @ref DMA_LL_EC_PERIPH
  106. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphIncMode(). */
  107. uint32_t MemoryOrM2MDstIncMode; /*!< Specifies whether the Memory address or Destination address in case of memory to memory transfer direction
  108. is incremented or not.
  109. This parameter can be a value of @ref DMA_LL_EC_MEMORY
  110. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemoryIncMode(). */
  111. uint32_t PeriphOrM2MSrcDataSize; /*!< Specifies the Peripheral data size alignment or Source data size alignment (byte, half word, word)
  112. in case of memory to memory transfer direction.
  113. This parameter can be a value of @ref DMA_LL_EC_PDATAALIGN
  114. This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphSize(). */
  115. uint32_t MemoryOrM2MDstDataSize; /*!< Specifies the Memory data size alignment or Destination data size alignment (byte, half word, word)
  116. in case of memory to memory transfer direction.
  117. This parameter can be a value of @ref DMA_LL_EC_MDATAALIGN
  118. This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemorySize(). */
  119. uint32_t NbData; /*!< Specifies the number of data to transfer, in data unit.
  120. The data unit is equal to the source buffer configuration set in PeripheralSize
  121. or MemorySize parameters depending in the transfer direction.
  122. This parameter must be a value between Min_Data = 0 and Max_Data = 0x0000FFFF
  123. This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataLength(). */
  124. uint32_t Priority; /*!< Specifies the channel priority level.
  125. This parameter can be a value of @ref DMA_LL_EC_PRIORITY
  126. This feature can be modified afterwards using unitary function @ref LL_DMA_SetChannelPriorityLevel(). */
  127. } LL_DMA_InitTypeDef;
  128. /**
  129. * @}
  130. */
  131. #endif /*USE_FULL_LL_DRIVER*/
  132. /* Exported constants --------------------------------------------------------*/
  133. /** @defgroup DMA_LL_Exported_Constants DMA Exported Constants
  134. * @{
  135. */
  136. /** @defgroup DMA_LL_EC_CLEAR_FLAG Clear Flags Defines
  137. * @brief Flags defines which can be used with LL_DMA_WriteReg function
  138. * @{
  139. */
  140. #define LL_DMA_IFCR_CGIF1 DMA_IFCR_CGIF1 /*!< Channel 1 global flag */
  141. #define LL_DMA_IFCR_CTCIF1 DMA_IFCR_CTCIF1 /*!< Channel 1 transfer complete flag */
  142. #define LL_DMA_IFCR_CHTIF1 DMA_IFCR_CHTIF1 /*!< Channel 1 half transfer flag */
  143. #define LL_DMA_IFCR_CTEIF1 DMA_IFCR_CTEIF1 /*!< Channel 1 transfer error flag */
  144. #define LL_DMA_IFCR_CGIF2 DMA_IFCR_CGIF2 /*!< Channel 2 global flag */
  145. #define LL_DMA_IFCR_CTCIF2 DMA_IFCR_CTCIF2 /*!< Channel 2 transfer complete flag */
  146. #define LL_DMA_IFCR_CHTIF2 DMA_IFCR_CHTIF2 /*!< Channel 2 half transfer flag */
  147. #define LL_DMA_IFCR_CTEIF2 DMA_IFCR_CTEIF2 /*!< Channel 2 transfer error flag */
  148. #define LL_DMA_IFCR_CGIF3 DMA_IFCR_CGIF3 /*!< Channel 3 global flag */
  149. #define LL_DMA_IFCR_CTCIF3 DMA_IFCR_CTCIF3 /*!< Channel 3 transfer complete flag */
  150. #define LL_DMA_IFCR_CHTIF3 DMA_IFCR_CHTIF3 /*!< Channel 3 half transfer flag */
  151. #define LL_DMA_IFCR_CTEIF3 DMA_IFCR_CTEIF3 /*!< Channel 3 transfer error flag */
  152. #define LL_DMA_IFCR_CGIF4 DMA_IFCR_CGIF4 /*!< Channel 4 global flag */
  153. #define LL_DMA_IFCR_CTCIF4 DMA_IFCR_CTCIF4 /*!< Channel 4 transfer complete flag */
  154. #define LL_DMA_IFCR_CHTIF4 DMA_IFCR_CHTIF4 /*!< Channel 4 half transfer flag */
  155. #define LL_DMA_IFCR_CTEIF4 DMA_IFCR_CTEIF4 /*!< Channel 4 transfer error flag */
  156. #define LL_DMA_IFCR_CGIF5 DMA_IFCR_CGIF5 /*!< Channel 5 global flag */
  157. #define LL_DMA_IFCR_CTCIF5 DMA_IFCR_CTCIF5 /*!< Channel 5 transfer complete flag */
  158. #define LL_DMA_IFCR_CHTIF5 DMA_IFCR_CHTIF5 /*!< Channel 5 half transfer flag */
  159. #define LL_DMA_IFCR_CTEIF5 DMA_IFCR_CTEIF5 /*!< Channel 5 transfer error flag */
  160. #define LL_DMA_IFCR_CGIF6 DMA_IFCR_CGIF6 /*!< Channel 6 global flag */
  161. #define LL_DMA_IFCR_CTCIF6 DMA_IFCR_CTCIF6 /*!< Channel 6 transfer complete flag */
  162. #define LL_DMA_IFCR_CHTIF6 DMA_IFCR_CHTIF6 /*!< Channel 6 half transfer flag */
  163. #define LL_DMA_IFCR_CTEIF6 DMA_IFCR_CTEIF6 /*!< Channel 6 transfer error flag */
  164. #define LL_DMA_IFCR_CGIF7 DMA_IFCR_CGIF7 /*!< Channel 7 global flag */
  165. #define LL_DMA_IFCR_CTCIF7 DMA_IFCR_CTCIF7 /*!< Channel 7 transfer complete flag */
  166. #define LL_DMA_IFCR_CHTIF7 DMA_IFCR_CHTIF7 /*!< Channel 7 half transfer flag */
  167. #define LL_DMA_IFCR_CTEIF7 DMA_IFCR_CTEIF7 /*!< Channel 7 transfer error flag */
  168. /**
  169. * @}
  170. */
  171. /** @defgroup DMA_LL_EC_GET_FLAG Get Flags Defines
  172. * @brief Flags defines which can be used with LL_DMA_ReadReg function
  173. * @{
  174. */
  175. #define LL_DMA_ISR_GIF1 DMA_ISR_GIF1 /*!< Channel 1 global flag */
  176. #define LL_DMA_ISR_TCIF1 DMA_ISR_TCIF1 /*!< Channel 1 transfer complete flag */
  177. #define LL_DMA_ISR_HTIF1 DMA_ISR_HTIF1 /*!< Channel 1 half transfer flag */
  178. #define LL_DMA_ISR_TEIF1 DMA_ISR_TEIF1 /*!< Channel 1 transfer error flag */
  179. #define LL_DMA_ISR_GIF2 DMA_ISR_GIF2 /*!< Channel 2 global flag */
  180. #define LL_DMA_ISR_TCIF2 DMA_ISR_TCIF2 /*!< Channel 2 transfer complete flag */
  181. #define LL_DMA_ISR_HTIF2 DMA_ISR_HTIF2 /*!< Channel 2 half transfer flag */
  182. #define LL_DMA_ISR_TEIF2 DMA_ISR_TEIF2 /*!< Channel 2 transfer error flag */
  183. #define LL_DMA_ISR_GIF3 DMA_ISR_GIF3 /*!< Channel 3 global flag */
  184. #define LL_DMA_ISR_TCIF3 DMA_ISR_TCIF3 /*!< Channel 3 transfer complete flag */
  185. #define LL_DMA_ISR_HTIF3 DMA_ISR_HTIF3 /*!< Channel 3 half transfer flag */
  186. #define LL_DMA_ISR_TEIF3 DMA_ISR_TEIF3 /*!< Channel 3 transfer error flag */
  187. #define LL_DMA_ISR_GIF4 DMA_ISR_GIF4 /*!< Channel 4 global flag */
  188. #define LL_DMA_ISR_TCIF4 DMA_ISR_TCIF4 /*!< Channel 4 transfer complete flag */
  189. #define LL_DMA_ISR_HTIF4 DMA_ISR_HTIF4 /*!< Channel 4 half transfer flag */
  190. #define LL_DMA_ISR_TEIF4 DMA_ISR_TEIF4 /*!< Channel 4 transfer error flag */
  191. #define LL_DMA_ISR_GIF5 DMA_ISR_GIF5 /*!< Channel 5 global flag */
  192. #define LL_DMA_ISR_TCIF5 DMA_ISR_TCIF5 /*!< Channel 5 transfer complete flag */
  193. #define LL_DMA_ISR_HTIF5 DMA_ISR_HTIF5 /*!< Channel 5 half transfer flag */
  194. #define LL_DMA_ISR_TEIF5 DMA_ISR_TEIF5 /*!< Channel 5 transfer error flag */
  195. #define LL_DMA_ISR_GIF6 DMA_ISR_GIF6 /*!< Channel 6 global flag */
  196. #define LL_DMA_ISR_TCIF6 DMA_ISR_TCIF6 /*!< Channel 6 transfer complete flag */
  197. #define LL_DMA_ISR_HTIF6 DMA_ISR_HTIF6 /*!< Channel 6 half transfer flag */
  198. #define LL_DMA_ISR_TEIF6 DMA_ISR_TEIF6 /*!< Channel 6 transfer error flag */
  199. #define LL_DMA_ISR_GIF7 DMA_ISR_GIF7 /*!< Channel 7 global flag */
  200. #define LL_DMA_ISR_TCIF7 DMA_ISR_TCIF7 /*!< Channel 7 transfer complete flag */
  201. #define LL_DMA_ISR_HTIF7 DMA_ISR_HTIF7 /*!< Channel 7 half transfer flag */
  202. #define LL_DMA_ISR_TEIF7 DMA_ISR_TEIF7 /*!< Channel 7 transfer error flag */
  203. /**
  204. * @}
  205. */
  206. /** @defgroup DMA_LL_EC_IT IT Defines
  207. * @brief IT defines which can be used with LL_DMA_ReadReg and LL_DMA_WriteReg functions
  208. * @{
  209. */
  210. #define LL_DMA_CCR_TCIE DMA_CCR_TCIE /*!< Transfer complete interrupt */
  211. #define LL_DMA_CCR_HTIE DMA_CCR_HTIE /*!< Half Transfer interrupt */
  212. #define LL_DMA_CCR_TEIE DMA_CCR_TEIE /*!< Transfer error interrupt */
  213. /**
  214. * @}
  215. */
  216. /** @defgroup DMA_LL_EC_CHANNEL CHANNEL
  217. * @{
  218. */
  219. #define LL_DMA_CHANNEL_1 0x00000001U /*!< DMA Channel 1 */
  220. #define LL_DMA_CHANNEL_2 0x00000002U /*!< DMA Channel 2 */
  221. #define LL_DMA_CHANNEL_3 0x00000003U /*!< DMA Channel 3 */
  222. #define LL_DMA_CHANNEL_4 0x00000004U /*!< DMA Channel 4 */
  223. #define LL_DMA_CHANNEL_5 0x00000005U /*!< DMA Channel 5 */
  224. #define LL_DMA_CHANNEL_6 0x00000006U /*!< DMA Channel 6 */
  225. #define LL_DMA_CHANNEL_7 0x00000007U /*!< DMA Channel 7 */
  226. #if defined(USE_FULL_LL_DRIVER)
  227. #define LL_DMA_CHANNEL_ALL 0xFFFF0000U /*!< DMA Channel all (used only for function @ref LL_DMA_DeInit(). */
  228. #endif /*USE_FULL_LL_DRIVER*/
  229. /**
  230. * @}
  231. */
  232. /** @defgroup DMA_LL_EC_DIRECTION Transfer Direction
  233. * @{
  234. */
  235. #define LL_DMA_DIRECTION_PERIPH_TO_MEMORY 0x00000000U /*!< Peripheral to memory direction */
  236. #define LL_DMA_DIRECTION_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */
  237. #define LL_DMA_DIRECTION_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */
  238. /**
  239. * @}
  240. */
  241. /** @defgroup DMA_LL_EC_MODE Transfer mode
  242. * @{
  243. */
  244. #define LL_DMA_MODE_NORMAL 0x00000000U /*!< Normal Mode */
  245. #define LL_DMA_MODE_CIRCULAR DMA_CCR_CIRC /*!< Circular Mode */
  246. /**
  247. * @}
  248. */
  249. /** @defgroup DMA_LL_EC_PERIPH Peripheral increment mode
  250. * @{
  251. */
  252. #define LL_DMA_PERIPH_INCREMENT DMA_CCR_PINC /*!< Peripheral increment mode Enable */
  253. #define LL_DMA_PERIPH_NOINCREMENT 0x00000000U /*!< Peripheral increment mode Disable */
  254. /**
  255. * @}
  256. */
  257. /** @defgroup DMA_LL_EC_MEMORY Memory increment mode
  258. * @{
  259. */
  260. #define LL_DMA_MEMORY_INCREMENT DMA_CCR_MINC /*!< Memory increment mode Enable */
  261. #define LL_DMA_MEMORY_NOINCREMENT 0x00000000U /*!< Memory increment mode Disable */
  262. /**
  263. * @}
  264. */
  265. /** @defgroup DMA_LL_EC_PDATAALIGN Peripheral data alignment
  266. * @{
  267. */
  268. #define LL_DMA_PDATAALIGN_BYTE 0x00000000U /*!< Peripheral data alignment : Byte */
  269. #define LL_DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */
  270. #define LL_DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */
  271. /**
  272. * @}
  273. */
  274. /** @defgroup DMA_LL_EC_MDATAALIGN Memory data alignment
  275. * @{
  276. */
  277. #define LL_DMA_MDATAALIGN_BYTE 0x00000000U /*!< Memory data alignment : Byte */
  278. #define LL_DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */
  279. #define LL_DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */
  280. /**
  281. * @}
  282. */
  283. /** @defgroup DMA_LL_EC_PRIORITY Transfer Priority level
  284. * @{
  285. */
  286. #define LL_DMA_PRIORITY_LOW 0x00000000U /*!< Priority level : Low */
  287. #define LL_DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */
  288. #define LL_DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */
  289. #define LL_DMA_PRIORITY_VERYHIGH DMA_CCR_PL /*!< Priority level : Very_High */
  290. /**
  291. * @}
  292. */
  293. /**
  294. * @}
  295. */
  296. /* Exported macro ------------------------------------------------------------*/
  297. /** @defgroup DMA_LL_Exported_Macros DMA Exported Macros
  298. * @{
  299. */
  300. /** @defgroup DMA_LL_EM_WRITE_READ Common Write and read registers macros
  301. * @{
  302. */
  303. /**
  304. * @brief Write a value in DMA register
  305. * @param __INSTANCE__ DMA Instance
  306. * @param __REG__ Register to be written
  307. * @param __VALUE__ Value to be written in the register
  308. * @retval None
  309. */
  310. #define LL_DMA_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
  311. /**
  312. * @brief Read a value in DMA register
  313. * @param __INSTANCE__ DMA Instance
  314. * @param __REG__ Register to be read
  315. * @retval Register value
  316. */
  317. #define LL_DMA_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
  318. /**
  319. * @}
  320. */
  321. /** @defgroup DMA_LL_EM_CONVERT_DMAxCHANNELy Convert DMAxChannely
  322. * @{
  323. */
  324. /**
  325. * @brief Convert DMAx_Channely into DMAx
  326. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  327. * @retval DMAx
  328. */
  329. #if defined(DMA2)
  330. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) \
  331. (((uint32_t)(__CHANNEL_INSTANCE__) > ((uint32_t)DMA1_Channel7)) ? DMA2 : DMA1)
  332. #else
  333. #define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) (DMA1)
  334. #endif
  335. /**
  336. * @brief Convert DMAx_Channely into LL_DMA_CHANNEL_y
  337. * @param __CHANNEL_INSTANCE__ DMAx_Channely
  338. * @retval LL_DMA_CHANNEL_y
  339. */
  340. #if defined (DMA2)
  341. #define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \
  342. (((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \
  343. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel1)) ? LL_DMA_CHANNEL_1 : \
  344. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  345. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel2)) ? LL_DMA_CHANNEL_2 : \
  346. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  347. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel3)) ? LL_DMA_CHANNEL_3 : \
  348. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  349. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel4)) ? LL_DMA_CHANNEL_4 : \
  350. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  351. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA2_Channel5)) ? LL_DMA_CHANNEL_5 : \
  352. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_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)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \
  358. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \
  359. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \
  360. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \
  361. ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \
  362. LL_DMA_CHANNEL_7)
  363. #endif
  364. /**
  365. * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely
  366. * @param __DMA_INSTANCE__ DMAx
  367. * @param __CHANNEL__ LL_DMA_CHANNEL_y
  368. * @retval DMAx_Channely
  369. */
  370. #if defined (DMA2)
  371. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  372. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  373. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA2_Channel1 : \
  374. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  375. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA2_Channel2 : \
  376. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  377. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA2_Channel3 : \
  378. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  379. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA2_Channel4 : \
  380. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  381. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA2)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA2_Channel5 : \
  382. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  383. DMA1_Channel7)
  384. #else
  385. #define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \
  386. ((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \
  387. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \
  388. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \
  389. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \
  390. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \
  391. (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \
  392. DMA1_Channel7)
  393. #endif
  394. /**
  395. * @}
  396. */
  397. /**
  398. * @}
  399. */
  400. /* Exported functions --------------------------------------------------------*/
  401. /** @defgroup DMA_LL_Exported_Functions DMA Exported Functions
  402. * @{
  403. */
  404. /** @defgroup DMA_LL_EF_Configuration Configuration
  405. * @{
  406. */
  407. /**
  408. * @brief Enable DMA channel.
  409. * @rmtoll CCR EN LL_DMA_EnableChannel
  410. * @param DMAx DMAx Instance
  411. * @param Channel This parameter can be one of the following values:
  412. * @arg @ref LL_DMA_CHANNEL_1
  413. * @arg @ref LL_DMA_CHANNEL_2
  414. * @arg @ref LL_DMA_CHANNEL_3
  415. * @arg @ref LL_DMA_CHANNEL_4
  416. * @arg @ref LL_DMA_CHANNEL_5
  417. * @arg @ref LL_DMA_CHANNEL_6
  418. * @arg @ref LL_DMA_CHANNEL_7
  419. * @retval None
  420. */
  421. __STATIC_INLINE void LL_DMA_EnableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  422. {
  423. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  424. }
  425. /**
  426. * @brief Disable DMA channel.
  427. * @rmtoll CCR EN LL_DMA_DisableChannel
  428. * @param DMAx DMAx Instance
  429. * @param Channel This parameter can be one of the following values:
  430. * @arg @ref LL_DMA_CHANNEL_1
  431. * @arg @ref LL_DMA_CHANNEL_2
  432. * @arg @ref LL_DMA_CHANNEL_3
  433. * @arg @ref LL_DMA_CHANNEL_4
  434. * @arg @ref LL_DMA_CHANNEL_5
  435. * @arg @ref LL_DMA_CHANNEL_6
  436. * @arg @ref LL_DMA_CHANNEL_7
  437. * @retval None
  438. */
  439. __STATIC_INLINE void LL_DMA_DisableChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  440. {
  441. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN);
  442. }
  443. /**
  444. * @brief Check if DMA channel is enabled or disabled.
  445. * @rmtoll CCR EN LL_DMA_IsEnabledChannel
  446. * @param DMAx DMAx Instance
  447. * @param Channel This parameter can be one of the following values:
  448. * @arg @ref LL_DMA_CHANNEL_1
  449. * @arg @ref LL_DMA_CHANNEL_2
  450. * @arg @ref LL_DMA_CHANNEL_3
  451. * @arg @ref LL_DMA_CHANNEL_4
  452. * @arg @ref LL_DMA_CHANNEL_5
  453. * @arg @ref LL_DMA_CHANNEL_6
  454. * @arg @ref LL_DMA_CHANNEL_7
  455. * @retval State of bit (1 or 0).
  456. */
  457. __STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(DMA_TypeDef *DMAx, uint32_t Channel)
  458. {
  459. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  460. DMA_CCR_EN) == (DMA_CCR_EN));
  461. }
  462. /**
  463. * @brief Configure all parameters link to DMA transfer.
  464. * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n
  465. * CCR MEM2MEM LL_DMA_ConfigTransfer\n
  466. * CCR CIRC LL_DMA_ConfigTransfer\n
  467. * CCR PINC LL_DMA_ConfigTransfer\n
  468. * CCR MINC LL_DMA_ConfigTransfer\n
  469. * CCR PSIZE LL_DMA_ConfigTransfer\n
  470. * CCR MSIZE LL_DMA_ConfigTransfer\n
  471. * CCR PL LL_DMA_ConfigTransfer
  472. * @param DMAx DMAx Instance
  473. * @param Channel This parameter can be one of the following values:
  474. * @arg @ref LL_DMA_CHANNEL_1
  475. * @arg @ref LL_DMA_CHANNEL_2
  476. * @arg @ref LL_DMA_CHANNEL_3
  477. * @arg @ref LL_DMA_CHANNEL_4
  478. * @arg @ref LL_DMA_CHANNEL_5
  479. * @arg @ref LL_DMA_CHANNEL_6
  480. * @arg @ref LL_DMA_CHANNEL_7
  481. * @param Configuration This parameter must be a combination of all the following values:
  482. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  483. * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR
  484. * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT
  485. * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT
  486. * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD
  487. * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD
  488. * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH
  489. * @retval None
  490. */
  491. __STATIC_INLINE void LL_DMA_ConfigTransfer(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration)
  492. {
  493. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  494. DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL,
  495. Configuration);
  496. }
  497. /**
  498. * @brief Set Data transfer direction (read from peripheral or from memory).
  499. * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n
  500. * CCR MEM2MEM LL_DMA_SetDataTransferDirection
  501. * @param DMAx DMAx Instance
  502. * @param Channel This parameter can be one of the following values:
  503. * @arg @ref LL_DMA_CHANNEL_1
  504. * @arg @ref LL_DMA_CHANNEL_2
  505. * @arg @ref LL_DMA_CHANNEL_3
  506. * @arg @ref LL_DMA_CHANNEL_4
  507. * @arg @ref LL_DMA_CHANNEL_5
  508. * @arg @ref LL_DMA_CHANNEL_6
  509. * @arg @ref LL_DMA_CHANNEL_7
  510. * @param Direction This parameter can be one of the following values:
  511. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  512. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  513. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  514. * @retval None
  515. */
  516. __STATIC_INLINE void LL_DMA_SetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction)
  517. {
  518. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  519. DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction);
  520. }
  521. /**
  522. * @brief Get Data transfer direction (read from peripheral or from memory).
  523. * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n
  524. * CCR MEM2MEM LL_DMA_GetDataTransferDirection
  525. * @param DMAx DMAx Instance
  526. * @param Channel This parameter can be one of the following values:
  527. * @arg @ref LL_DMA_CHANNEL_1
  528. * @arg @ref LL_DMA_CHANNEL_2
  529. * @arg @ref LL_DMA_CHANNEL_3
  530. * @arg @ref LL_DMA_CHANNEL_4
  531. * @arg @ref LL_DMA_CHANNEL_5
  532. * @arg @ref LL_DMA_CHANNEL_6
  533. * @arg @ref LL_DMA_CHANNEL_7
  534. * @retval Returned value can be one of the following values:
  535. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  536. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  537. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  538. */
  539. __STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel)
  540. {
  541. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  542. DMA_CCR_DIR | DMA_CCR_MEM2MEM));
  543. }
  544. /**
  545. * @brief Set DMA mode circular or normal.
  546. * @note The circular buffer mode cannot be used if the memory-to-memory
  547. * data transfer is configured on the selected Channel.
  548. * @rmtoll CCR CIRC LL_DMA_SetMode
  549. * @param DMAx DMAx Instance
  550. * @param Channel This parameter can be one of the following values:
  551. * @arg @ref LL_DMA_CHANNEL_1
  552. * @arg @ref LL_DMA_CHANNEL_2
  553. * @arg @ref LL_DMA_CHANNEL_3
  554. * @arg @ref LL_DMA_CHANNEL_4
  555. * @arg @ref LL_DMA_CHANNEL_5
  556. * @arg @ref LL_DMA_CHANNEL_6
  557. * @arg @ref LL_DMA_CHANNEL_7
  558. * @param Mode This parameter can be one of the following values:
  559. * @arg @ref LL_DMA_MODE_NORMAL
  560. * @arg @ref LL_DMA_MODE_CIRCULAR
  561. * @retval None
  562. */
  563. __STATIC_INLINE void LL_DMA_SetMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode)
  564. {
  565. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_CIRC,
  566. Mode);
  567. }
  568. /**
  569. * @brief Get DMA mode circular or normal.
  570. * @rmtoll CCR CIRC LL_DMA_GetMode
  571. * @param DMAx DMAx Instance
  572. * @param Channel This parameter can be one of the following values:
  573. * @arg @ref LL_DMA_CHANNEL_1
  574. * @arg @ref LL_DMA_CHANNEL_2
  575. * @arg @ref LL_DMA_CHANNEL_3
  576. * @arg @ref LL_DMA_CHANNEL_4
  577. * @arg @ref LL_DMA_CHANNEL_5
  578. * @arg @ref LL_DMA_CHANNEL_6
  579. * @arg @ref LL_DMA_CHANNEL_7
  580. * @retval Returned value can be one of the following values:
  581. * @arg @ref LL_DMA_MODE_NORMAL
  582. * @arg @ref LL_DMA_MODE_CIRCULAR
  583. */
  584. __STATIC_INLINE uint32_t LL_DMA_GetMode(DMA_TypeDef *DMAx, uint32_t Channel)
  585. {
  586. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  587. DMA_CCR_CIRC));
  588. }
  589. /**
  590. * @brief Set Peripheral increment mode.
  591. * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode
  592. * @param DMAx DMAx Instance
  593. * @param Channel This parameter can be one of the following values:
  594. * @arg @ref LL_DMA_CHANNEL_1
  595. * @arg @ref LL_DMA_CHANNEL_2
  596. * @arg @ref LL_DMA_CHANNEL_3
  597. * @arg @ref LL_DMA_CHANNEL_4
  598. * @arg @ref LL_DMA_CHANNEL_5
  599. * @arg @ref LL_DMA_CHANNEL_6
  600. * @arg @ref LL_DMA_CHANNEL_7
  601. * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values:
  602. * @arg @ref LL_DMA_PERIPH_INCREMENT
  603. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  604. * @retval None
  605. */
  606. __STATIC_INLINE void LL_DMA_SetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
  607. {
  608. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PINC,
  609. PeriphOrM2MSrcIncMode);
  610. }
  611. /**
  612. * @brief Get Peripheral increment mode.
  613. * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode
  614. * @param DMAx DMAx Instance
  615. * @param Channel This parameter can be one of the following values:
  616. * @arg @ref LL_DMA_CHANNEL_1
  617. * @arg @ref LL_DMA_CHANNEL_2
  618. * @arg @ref LL_DMA_CHANNEL_3
  619. * @arg @ref LL_DMA_CHANNEL_4
  620. * @arg @ref LL_DMA_CHANNEL_5
  621. * @arg @ref LL_DMA_CHANNEL_6
  622. * @arg @ref LL_DMA_CHANNEL_7
  623. * @retval Returned value can be one of the following values:
  624. * @arg @ref LL_DMA_PERIPH_INCREMENT
  625. * @arg @ref LL_DMA_PERIPH_NOINCREMENT
  626. */
  627. __STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  628. {
  629. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  630. DMA_CCR_PINC));
  631. }
  632. /**
  633. * @brief Set Memory increment mode.
  634. * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode
  635. * @param DMAx DMAx Instance
  636. * @param Channel This parameter can be one of the following values:
  637. * @arg @ref LL_DMA_CHANNEL_1
  638. * @arg @ref LL_DMA_CHANNEL_2
  639. * @arg @ref LL_DMA_CHANNEL_3
  640. * @arg @ref LL_DMA_CHANNEL_4
  641. * @arg @ref LL_DMA_CHANNEL_5
  642. * @arg @ref LL_DMA_CHANNEL_6
  643. * @arg @ref LL_DMA_CHANNEL_7
  644. * @param MemoryOrM2MDstIncMode This parameter can be one of the following values:
  645. * @arg @ref LL_DMA_MEMORY_INCREMENT
  646. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  647. * @retval None
  648. */
  649. __STATIC_INLINE void LL_DMA_SetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
  650. {
  651. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MINC,
  652. MemoryOrM2MDstIncMode);
  653. }
  654. /**
  655. * @brief Get Memory increment mode.
  656. * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode
  657. * @param DMAx DMAx Instance
  658. * @param Channel This parameter can be one of the following values:
  659. * @arg @ref LL_DMA_CHANNEL_1
  660. * @arg @ref LL_DMA_CHANNEL_2
  661. * @arg @ref LL_DMA_CHANNEL_3
  662. * @arg @ref LL_DMA_CHANNEL_4
  663. * @arg @ref LL_DMA_CHANNEL_5
  664. * @arg @ref LL_DMA_CHANNEL_6
  665. * @arg @ref LL_DMA_CHANNEL_7
  666. * @retval Returned value can be one of the following values:
  667. * @arg @ref LL_DMA_MEMORY_INCREMENT
  668. * @arg @ref LL_DMA_MEMORY_NOINCREMENT
  669. */
  670. __STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel)
  671. {
  672. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  673. DMA_CCR_MINC));
  674. }
  675. /**
  676. * @brief Set Peripheral size.
  677. * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize
  678. * @param DMAx DMAx Instance
  679. * @param Channel This parameter can be one of the following values:
  680. * @arg @ref LL_DMA_CHANNEL_1
  681. * @arg @ref LL_DMA_CHANNEL_2
  682. * @arg @ref LL_DMA_CHANNEL_3
  683. * @arg @ref LL_DMA_CHANNEL_4
  684. * @arg @ref LL_DMA_CHANNEL_5
  685. * @arg @ref LL_DMA_CHANNEL_6
  686. * @arg @ref LL_DMA_CHANNEL_7
  687. * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values:
  688. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  689. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  690. * @arg @ref LL_DMA_PDATAALIGN_WORD
  691. * @retval None
  692. */
  693. __STATIC_INLINE void LL_DMA_SetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
  694. {
  695. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PSIZE,
  696. PeriphOrM2MSrcDataSize);
  697. }
  698. /**
  699. * @brief Get Peripheral size.
  700. * @rmtoll CCR PSIZE LL_DMA_GetPeriphSize
  701. * @param DMAx DMAx Instance
  702. * @param Channel This parameter can be one of the following values:
  703. * @arg @ref LL_DMA_CHANNEL_1
  704. * @arg @ref LL_DMA_CHANNEL_2
  705. * @arg @ref LL_DMA_CHANNEL_3
  706. * @arg @ref LL_DMA_CHANNEL_4
  707. * @arg @ref LL_DMA_CHANNEL_5
  708. * @arg @ref LL_DMA_CHANNEL_6
  709. * @arg @ref LL_DMA_CHANNEL_7
  710. * @retval Returned value can be one of the following values:
  711. * @arg @ref LL_DMA_PDATAALIGN_BYTE
  712. * @arg @ref LL_DMA_PDATAALIGN_HALFWORD
  713. * @arg @ref LL_DMA_PDATAALIGN_WORD
  714. */
  715. __STATIC_INLINE uint32_t LL_DMA_GetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel)
  716. {
  717. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  718. DMA_CCR_PSIZE));
  719. }
  720. /**
  721. * @brief Set Memory size.
  722. * @rmtoll CCR MSIZE LL_DMA_SetMemorySize
  723. * @param DMAx DMAx Instance
  724. * @param Channel This parameter can be one of the following values:
  725. * @arg @ref LL_DMA_CHANNEL_1
  726. * @arg @ref LL_DMA_CHANNEL_2
  727. * @arg @ref LL_DMA_CHANNEL_3
  728. * @arg @ref LL_DMA_CHANNEL_4
  729. * @arg @ref LL_DMA_CHANNEL_5
  730. * @arg @ref LL_DMA_CHANNEL_6
  731. * @arg @ref LL_DMA_CHANNEL_7
  732. * @param MemoryOrM2MDstDataSize This parameter can be one of the following values:
  733. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  734. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  735. * @arg @ref LL_DMA_MDATAALIGN_WORD
  736. * @retval None
  737. */
  738. __STATIC_INLINE void LL_DMA_SetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
  739. {
  740. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MSIZE,
  741. MemoryOrM2MDstDataSize);
  742. }
  743. /**
  744. * @brief Get Memory size.
  745. * @rmtoll CCR MSIZE LL_DMA_GetMemorySize
  746. * @param DMAx DMAx Instance
  747. * @param Channel This parameter can be one of the following values:
  748. * @arg @ref LL_DMA_CHANNEL_1
  749. * @arg @ref LL_DMA_CHANNEL_2
  750. * @arg @ref LL_DMA_CHANNEL_3
  751. * @arg @ref LL_DMA_CHANNEL_4
  752. * @arg @ref LL_DMA_CHANNEL_5
  753. * @arg @ref LL_DMA_CHANNEL_6
  754. * @arg @ref LL_DMA_CHANNEL_7
  755. * @retval Returned value can be one of the following values:
  756. * @arg @ref LL_DMA_MDATAALIGN_BYTE
  757. * @arg @ref LL_DMA_MDATAALIGN_HALFWORD
  758. * @arg @ref LL_DMA_MDATAALIGN_WORD
  759. */
  760. __STATIC_INLINE uint32_t LL_DMA_GetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel)
  761. {
  762. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  763. DMA_CCR_MSIZE));
  764. }
  765. /**
  766. * @brief Set Channel priority level.
  767. * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel
  768. * @param DMAx DMAx Instance
  769. * @param Channel This parameter can be one of the following values:
  770. * @arg @ref LL_DMA_CHANNEL_1
  771. * @arg @ref LL_DMA_CHANNEL_2
  772. * @arg @ref LL_DMA_CHANNEL_3
  773. * @arg @ref LL_DMA_CHANNEL_4
  774. * @arg @ref LL_DMA_CHANNEL_5
  775. * @arg @ref LL_DMA_CHANNEL_6
  776. * @arg @ref LL_DMA_CHANNEL_7
  777. * @param Priority This parameter can be one of the following values:
  778. * @arg @ref LL_DMA_PRIORITY_LOW
  779. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  780. * @arg @ref LL_DMA_PRIORITY_HIGH
  781. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  782. * @retval None
  783. */
  784. __STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority)
  785. {
  786. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PL,
  787. Priority);
  788. }
  789. /**
  790. * @brief Get Channel priority level.
  791. * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel
  792. * @param DMAx DMAx Instance
  793. * @param Channel This parameter can be one of the following values:
  794. * @arg @ref LL_DMA_CHANNEL_1
  795. * @arg @ref LL_DMA_CHANNEL_2
  796. * @arg @ref LL_DMA_CHANNEL_3
  797. * @arg @ref LL_DMA_CHANNEL_4
  798. * @arg @ref LL_DMA_CHANNEL_5
  799. * @arg @ref LL_DMA_CHANNEL_6
  800. * @arg @ref LL_DMA_CHANNEL_7
  801. * @retval Returned value can be one of the following values:
  802. * @arg @ref LL_DMA_PRIORITY_LOW
  803. * @arg @ref LL_DMA_PRIORITY_MEDIUM
  804. * @arg @ref LL_DMA_PRIORITY_HIGH
  805. * @arg @ref LL_DMA_PRIORITY_VERYHIGH
  806. */
  807. __STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel)
  808. {
  809. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  810. DMA_CCR_PL));
  811. }
  812. /**
  813. * @brief Set Number of data to transfer.
  814. * @note This action has no effect if
  815. * channel is enabled.
  816. * @rmtoll CNDTR NDT LL_DMA_SetDataLength
  817. * @param DMAx DMAx Instance
  818. * @param Channel This parameter can be one of the following values:
  819. * @arg @ref LL_DMA_CHANNEL_1
  820. * @arg @ref LL_DMA_CHANNEL_2
  821. * @arg @ref LL_DMA_CHANNEL_3
  822. * @arg @ref LL_DMA_CHANNEL_4
  823. * @arg @ref LL_DMA_CHANNEL_5
  824. * @arg @ref LL_DMA_CHANNEL_6
  825. * @arg @ref LL_DMA_CHANNEL_7
  826. * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF
  827. * @retval None
  828. */
  829. __STATIC_INLINE void LL_DMA_SetDataLength(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData)
  830. {
  831. MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  832. DMA_CNDTR_NDT, NbData);
  833. }
  834. /**
  835. * @brief Get Number of data to transfer.
  836. * @note Once the channel is enabled, the return value indicate the
  837. * remaining bytes to be transmitted.
  838. * @rmtoll CNDTR NDT LL_DMA_GetDataLength
  839. * @param DMAx DMAx Instance
  840. * @param Channel This parameter can be one of the following values:
  841. * @arg @ref LL_DMA_CHANNEL_1
  842. * @arg @ref LL_DMA_CHANNEL_2
  843. * @arg @ref LL_DMA_CHANNEL_3
  844. * @arg @ref LL_DMA_CHANNEL_4
  845. * @arg @ref LL_DMA_CHANNEL_5
  846. * @arg @ref LL_DMA_CHANNEL_6
  847. * @arg @ref LL_DMA_CHANNEL_7
  848. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  849. */
  850. __STATIC_INLINE uint32_t LL_DMA_GetDataLength(DMA_TypeDef *DMAx, uint32_t Channel)
  851. {
  852. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR,
  853. DMA_CNDTR_NDT));
  854. }
  855. /**
  856. * @brief Configure the Source and Destination addresses.
  857. * @note This API must not be called when the DMA channel is enabled.
  858. * @note Each IP using DMA provides an API to get directly the register adress (LL_PPP_DMA_GetRegAddr).
  859. * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n
  860. * CMAR MA LL_DMA_ConfigAddresses
  861. * @param DMAx DMAx Instance
  862. * @param Channel This parameter can be one of the following values:
  863. * @arg @ref LL_DMA_CHANNEL_1
  864. * @arg @ref LL_DMA_CHANNEL_2
  865. * @arg @ref LL_DMA_CHANNEL_3
  866. * @arg @ref LL_DMA_CHANNEL_4
  867. * @arg @ref LL_DMA_CHANNEL_5
  868. * @arg @ref LL_DMA_CHANNEL_6
  869. * @arg @ref LL_DMA_CHANNEL_7
  870. * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  871. * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  872. * @param Direction This parameter can be one of the following values:
  873. * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY
  874. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH
  875. * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY
  876. * @retval None
  877. */
  878. __STATIC_INLINE void LL_DMA_ConfigAddresses(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress,
  879. uint32_t DstAddress, uint32_t Direction)
  880. {
  881. /* Direction Memory to Periph */
  882. if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH)
  883. {
  884. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, SrcAddress);
  885. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DstAddress);
  886. }
  887. /* Direction Periph to Memory and Memory to Memory */
  888. else
  889. {
  890. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, SrcAddress);
  891. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DstAddress);
  892. }
  893. }
  894. /**
  895. * @brief Set the Memory address.
  896. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  897. * @note This API must not be called when the DMA channel is enabled.
  898. * @rmtoll CMAR MA LL_DMA_SetMemoryAddress
  899. * @param DMAx DMAx Instance
  900. * @param Channel This parameter can be one of the following values:
  901. * @arg @ref LL_DMA_CHANNEL_1
  902. * @arg @ref LL_DMA_CHANNEL_2
  903. * @arg @ref LL_DMA_CHANNEL_3
  904. * @arg @ref LL_DMA_CHANNEL_4
  905. * @arg @ref LL_DMA_CHANNEL_5
  906. * @arg @ref LL_DMA_CHANNEL_6
  907. * @arg @ref LL_DMA_CHANNEL_7
  908. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  909. * @retval None
  910. */
  911. __STATIC_INLINE void LL_DMA_SetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  912. {
  913. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  914. }
  915. /**
  916. * @brief Set the Peripheral address.
  917. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  918. * @note This API must not be called when the DMA channel is enabled.
  919. * @rmtoll CPAR PA LL_DMA_SetPeriphAddress
  920. * @param DMAx DMAx Instance
  921. * @param Channel This parameter can be one of the following values:
  922. * @arg @ref LL_DMA_CHANNEL_1
  923. * @arg @ref LL_DMA_CHANNEL_2
  924. * @arg @ref LL_DMA_CHANNEL_3
  925. * @arg @ref LL_DMA_CHANNEL_4
  926. * @arg @ref LL_DMA_CHANNEL_5
  927. * @arg @ref LL_DMA_CHANNEL_6
  928. * @arg @ref LL_DMA_CHANNEL_7
  929. * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  930. * @retval None
  931. */
  932. __STATIC_INLINE void LL_DMA_SetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress)
  933. {
  934. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, PeriphAddress);
  935. }
  936. /**
  937. * @brief Get Memory address.
  938. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  939. * @rmtoll CMAR MA LL_DMA_GetMemoryAddress
  940. * @param DMAx DMAx Instance
  941. * @param Channel This parameter can be one of the following values:
  942. * @arg @ref LL_DMA_CHANNEL_1
  943. * @arg @ref LL_DMA_CHANNEL_2
  944. * @arg @ref LL_DMA_CHANNEL_3
  945. * @arg @ref LL_DMA_CHANNEL_4
  946. * @arg @ref LL_DMA_CHANNEL_5
  947. * @arg @ref LL_DMA_CHANNEL_6
  948. * @arg @ref LL_DMA_CHANNEL_7
  949. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  950. */
  951. __STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  952. {
  953. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  954. }
  955. /**
  956. * @brief Get Peripheral address.
  957. * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only.
  958. * @rmtoll CPAR PA LL_DMA_GetPeriphAddress
  959. * @param DMAx DMAx Instance
  960. * @param Channel This parameter can be one of the following values:
  961. * @arg @ref LL_DMA_CHANNEL_1
  962. * @arg @ref LL_DMA_CHANNEL_2
  963. * @arg @ref LL_DMA_CHANNEL_3
  964. * @arg @ref LL_DMA_CHANNEL_4
  965. * @arg @ref LL_DMA_CHANNEL_5
  966. * @arg @ref LL_DMA_CHANNEL_6
  967. * @arg @ref LL_DMA_CHANNEL_7
  968. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  969. */
  970. __STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  971. {
  972. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  973. }
  974. /**
  975. * @brief Set the Memory to Memory Source address.
  976. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  977. * @note This API must not be called when the DMA channel is enabled.
  978. * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress
  979. * @param DMAx DMAx Instance
  980. * @param Channel This parameter can be one of the following values:
  981. * @arg @ref LL_DMA_CHANNEL_1
  982. * @arg @ref LL_DMA_CHANNEL_2
  983. * @arg @ref LL_DMA_CHANNEL_3
  984. * @arg @ref LL_DMA_CHANNEL_4
  985. * @arg @ref LL_DMA_CHANNEL_5
  986. * @arg @ref LL_DMA_CHANNEL_6
  987. * @arg @ref LL_DMA_CHANNEL_7
  988. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  989. * @retval None
  990. */
  991. __STATIC_INLINE void LL_DMA_SetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  992. {
  993. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, MemoryAddress);
  994. }
  995. /**
  996. * @brief Set the Memory to Memory Destination address.
  997. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  998. * @note This API must not be called when the DMA channel is enabled.
  999. * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress
  1000. * @param DMAx DMAx Instance
  1001. * @param Channel This parameter can be one of the following values:
  1002. * @arg @ref LL_DMA_CHANNEL_1
  1003. * @arg @ref LL_DMA_CHANNEL_2
  1004. * @arg @ref LL_DMA_CHANNEL_3
  1005. * @arg @ref LL_DMA_CHANNEL_4
  1006. * @arg @ref LL_DMA_CHANNEL_5
  1007. * @arg @ref LL_DMA_CHANNEL_6
  1008. * @arg @ref LL_DMA_CHANNEL_7
  1009. * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1010. * @retval None
  1011. */
  1012. __STATIC_INLINE void LL_DMA_SetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress)
  1013. {
  1014. WRITE_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, MemoryAddress);
  1015. }
  1016. /**
  1017. * @brief Get the Memory to Memory Source address.
  1018. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1019. * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress
  1020. * @param DMAx DMAx Instance
  1021. * @param Channel This parameter can be one of the following values:
  1022. * @arg @ref LL_DMA_CHANNEL_1
  1023. * @arg @ref LL_DMA_CHANNEL_2
  1024. * @arg @ref LL_DMA_CHANNEL_3
  1025. * @arg @ref LL_DMA_CHANNEL_4
  1026. * @arg @ref LL_DMA_CHANNEL_5
  1027. * @arg @ref LL_DMA_CHANNEL_6
  1028. * @arg @ref LL_DMA_CHANNEL_7
  1029. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1030. */
  1031. __STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1032. {
  1033. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR));
  1034. }
  1035. /**
  1036. * @brief Get the Memory to Memory Destination address.
  1037. * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only.
  1038. * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress
  1039. * @param DMAx DMAx Instance
  1040. * @param Channel This parameter can be one of the following values:
  1041. * @arg @ref LL_DMA_CHANNEL_1
  1042. * @arg @ref LL_DMA_CHANNEL_2
  1043. * @arg @ref LL_DMA_CHANNEL_3
  1044. * @arg @ref LL_DMA_CHANNEL_4
  1045. * @arg @ref LL_DMA_CHANNEL_5
  1046. * @arg @ref LL_DMA_CHANNEL_6
  1047. * @arg @ref LL_DMA_CHANNEL_7
  1048. * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
  1049. */
  1050. __STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel)
  1051. {
  1052. return (READ_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR));
  1053. }
  1054. /**
  1055. * @}
  1056. */
  1057. /** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management
  1058. * @{
  1059. */
  1060. /**
  1061. * @brief Get Channel 1 global interrupt flag.
  1062. * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1
  1063. * @param DMAx DMAx Instance
  1064. * @retval State of bit (1 or 0).
  1065. */
  1066. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(DMA_TypeDef *DMAx)
  1067. {
  1068. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1));
  1069. }
  1070. /**
  1071. * @brief Get Channel 2 global interrupt flag.
  1072. * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2
  1073. * @param DMAx DMAx Instance
  1074. * @retval State of bit (1 or 0).
  1075. */
  1076. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(DMA_TypeDef *DMAx)
  1077. {
  1078. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2));
  1079. }
  1080. /**
  1081. * @brief Get Channel 3 global interrupt flag.
  1082. * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3
  1083. * @param DMAx DMAx Instance
  1084. * @retval State of bit (1 or 0).
  1085. */
  1086. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(DMA_TypeDef *DMAx)
  1087. {
  1088. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3));
  1089. }
  1090. /**
  1091. * @brief Get Channel 4 global interrupt flag.
  1092. * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4
  1093. * @param DMAx DMAx Instance
  1094. * @retval State of bit (1 or 0).
  1095. */
  1096. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(DMA_TypeDef *DMAx)
  1097. {
  1098. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4));
  1099. }
  1100. /**
  1101. * @brief Get Channel 5 global interrupt flag.
  1102. * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5
  1103. * @param DMAx DMAx Instance
  1104. * @retval State of bit (1 or 0).
  1105. */
  1106. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(DMA_TypeDef *DMAx)
  1107. {
  1108. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5));
  1109. }
  1110. /**
  1111. * @brief Get Channel 6 global interrupt flag.
  1112. * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6
  1113. * @param DMAx DMAx Instance
  1114. * @retval State of bit (1 or 0).
  1115. */
  1116. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(DMA_TypeDef *DMAx)
  1117. {
  1118. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6));
  1119. }
  1120. /**
  1121. * @brief Get Channel 7 global interrupt flag.
  1122. * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7
  1123. * @param DMAx DMAx Instance
  1124. * @retval State of bit (1 or 0).
  1125. */
  1126. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(DMA_TypeDef *DMAx)
  1127. {
  1128. return (READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7));
  1129. }
  1130. /**
  1131. * @brief Get Channel 1 transfer complete flag.
  1132. * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1
  1133. * @param DMAx DMAx Instance
  1134. * @retval State of bit (1 or 0).
  1135. */
  1136. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(DMA_TypeDef *DMAx)
  1137. {
  1138. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1));
  1139. }
  1140. /**
  1141. * @brief Get Channel 2 transfer complete flag.
  1142. * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2
  1143. * @param DMAx DMAx Instance
  1144. * @retval State of bit (1 or 0).
  1145. */
  1146. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(DMA_TypeDef *DMAx)
  1147. {
  1148. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2));
  1149. }
  1150. /**
  1151. * @brief Get Channel 3 transfer complete flag.
  1152. * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3
  1153. * @param DMAx DMAx Instance
  1154. * @retval State of bit (1 or 0).
  1155. */
  1156. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(DMA_TypeDef *DMAx)
  1157. {
  1158. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3));
  1159. }
  1160. /**
  1161. * @brief Get Channel 4 transfer complete flag.
  1162. * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4
  1163. * @param DMAx DMAx Instance
  1164. * @retval State of bit (1 or 0).
  1165. */
  1166. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(DMA_TypeDef *DMAx)
  1167. {
  1168. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4));
  1169. }
  1170. /**
  1171. * @brief Get Channel 5 transfer complete flag.
  1172. * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5
  1173. * @param DMAx DMAx Instance
  1174. * @retval State of bit (1 or 0).
  1175. */
  1176. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(DMA_TypeDef *DMAx)
  1177. {
  1178. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5));
  1179. }
  1180. /**
  1181. * @brief Get Channel 6 transfer complete flag.
  1182. * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6
  1183. * @param DMAx DMAx Instance
  1184. * @retval State of bit (1 or 0).
  1185. */
  1186. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(DMA_TypeDef *DMAx)
  1187. {
  1188. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6));
  1189. }
  1190. /**
  1191. * @brief Get Channel 7 transfer complete flag.
  1192. * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7
  1193. * @param DMAx DMAx Instance
  1194. * @retval State of bit (1 or 0).
  1195. */
  1196. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(DMA_TypeDef *DMAx)
  1197. {
  1198. return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7));
  1199. }
  1200. /**
  1201. * @brief Get Channel 1 half transfer flag.
  1202. * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1
  1203. * @param DMAx DMAx Instance
  1204. * @retval State of bit (1 or 0).
  1205. */
  1206. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(DMA_TypeDef *DMAx)
  1207. {
  1208. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1));
  1209. }
  1210. /**
  1211. * @brief Get Channel 2 half transfer flag.
  1212. * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2
  1213. * @param DMAx DMAx Instance
  1214. * @retval State of bit (1 or 0).
  1215. */
  1216. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(DMA_TypeDef *DMAx)
  1217. {
  1218. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2));
  1219. }
  1220. /**
  1221. * @brief Get Channel 3 half transfer flag.
  1222. * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3
  1223. * @param DMAx DMAx Instance
  1224. * @retval State of bit (1 or 0).
  1225. */
  1226. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(DMA_TypeDef *DMAx)
  1227. {
  1228. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3));
  1229. }
  1230. /**
  1231. * @brief Get Channel 4 half transfer flag.
  1232. * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4
  1233. * @param DMAx DMAx Instance
  1234. * @retval State of bit (1 or 0).
  1235. */
  1236. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(DMA_TypeDef *DMAx)
  1237. {
  1238. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4));
  1239. }
  1240. /**
  1241. * @brief Get Channel 5 half transfer flag.
  1242. * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5
  1243. * @param DMAx DMAx Instance
  1244. * @retval State of bit (1 or 0).
  1245. */
  1246. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(DMA_TypeDef *DMAx)
  1247. {
  1248. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5));
  1249. }
  1250. /**
  1251. * @brief Get Channel 6 half transfer flag.
  1252. * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6
  1253. * @param DMAx DMAx Instance
  1254. * @retval State of bit (1 or 0).
  1255. */
  1256. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(DMA_TypeDef *DMAx)
  1257. {
  1258. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6));
  1259. }
  1260. /**
  1261. * @brief Get Channel 7 half transfer flag.
  1262. * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7
  1263. * @param DMAx DMAx Instance
  1264. * @retval State of bit (1 or 0).
  1265. */
  1266. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(DMA_TypeDef *DMAx)
  1267. {
  1268. return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7));
  1269. }
  1270. /**
  1271. * @brief Get Channel 1 transfer error flag.
  1272. * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1
  1273. * @param DMAx DMAx Instance
  1274. * @retval State of bit (1 or 0).
  1275. */
  1276. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(DMA_TypeDef *DMAx)
  1277. {
  1278. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1));
  1279. }
  1280. /**
  1281. * @brief Get Channel 2 transfer error flag.
  1282. * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2
  1283. * @param DMAx DMAx Instance
  1284. * @retval State of bit (1 or 0).
  1285. */
  1286. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(DMA_TypeDef *DMAx)
  1287. {
  1288. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2));
  1289. }
  1290. /**
  1291. * @brief Get Channel 3 transfer error flag.
  1292. * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3
  1293. * @param DMAx DMAx Instance
  1294. * @retval State of bit (1 or 0).
  1295. */
  1296. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(DMA_TypeDef *DMAx)
  1297. {
  1298. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3));
  1299. }
  1300. /**
  1301. * @brief Get Channel 4 transfer error flag.
  1302. * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4
  1303. * @param DMAx DMAx Instance
  1304. * @retval State of bit (1 or 0).
  1305. */
  1306. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(DMA_TypeDef *DMAx)
  1307. {
  1308. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4));
  1309. }
  1310. /**
  1311. * @brief Get Channel 5 transfer error flag.
  1312. * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5
  1313. * @param DMAx DMAx Instance
  1314. * @retval State of bit (1 or 0).
  1315. */
  1316. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(DMA_TypeDef *DMAx)
  1317. {
  1318. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5));
  1319. }
  1320. /**
  1321. * @brief Get Channel 6 transfer error flag.
  1322. * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6
  1323. * @param DMAx DMAx Instance
  1324. * @retval State of bit (1 or 0).
  1325. */
  1326. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(DMA_TypeDef *DMAx)
  1327. {
  1328. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6));
  1329. }
  1330. /**
  1331. * @brief Get Channel 7 transfer error flag.
  1332. * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7
  1333. * @param DMAx DMAx Instance
  1334. * @retval State of bit (1 or 0).
  1335. */
  1336. __STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(DMA_TypeDef *DMAx)
  1337. {
  1338. return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7));
  1339. }
  1340. /**
  1341. * @brief Clear Channel 1 global interrupt flag.
  1342. * @rmtoll IFCR CGIF1 LL_DMA_ClearFlag_GI1
  1343. * @param DMAx DMAx Instance
  1344. * @retval None
  1345. */
  1346. __STATIC_INLINE void LL_DMA_ClearFlag_GI1(DMA_TypeDef *DMAx)
  1347. {
  1348. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF1);
  1349. }
  1350. /**
  1351. * @brief Clear Channel 2 global interrupt flag.
  1352. * @rmtoll IFCR CGIF2 LL_DMA_ClearFlag_GI2
  1353. * @param DMAx DMAx Instance
  1354. * @retval None
  1355. */
  1356. __STATIC_INLINE void LL_DMA_ClearFlag_GI2(DMA_TypeDef *DMAx)
  1357. {
  1358. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF2);
  1359. }
  1360. /**
  1361. * @brief Clear Channel 3 global interrupt flag.
  1362. * @rmtoll IFCR CGIF3 LL_DMA_ClearFlag_GI3
  1363. * @param DMAx DMAx Instance
  1364. * @retval None
  1365. */
  1366. __STATIC_INLINE void LL_DMA_ClearFlag_GI3(DMA_TypeDef *DMAx)
  1367. {
  1368. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF3);
  1369. }
  1370. /**
  1371. * @brief Clear Channel 4 global interrupt flag.
  1372. * @rmtoll IFCR CGIF4 LL_DMA_ClearFlag_GI4
  1373. * @param DMAx DMAx Instance
  1374. * @retval None
  1375. */
  1376. __STATIC_INLINE void LL_DMA_ClearFlag_GI4(DMA_TypeDef *DMAx)
  1377. {
  1378. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF4);
  1379. }
  1380. /**
  1381. * @brief Clear Channel 5 global interrupt flag.
  1382. * @rmtoll IFCR CGIF5 LL_DMA_ClearFlag_GI5
  1383. * @param DMAx DMAx Instance
  1384. * @retval None
  1385. */
  1386. __STATIC_INLINE void LL_DMA_ClearFlag_GI5(DMA_TypeDef *DMAx)
  1387. {
  1388. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF5);
  1389. }
  1390. /**
  1391. * @brief Clear Channel 6 global interrupt flag.
  1392. * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6
  1393. * @param DMAx DMAx Instance
  1394. * @retval None
  1395. */
  1396. __STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx)
  1397. {
  1398. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF6);
  1399. }
  1400. /**
  1401. * @brief Clear Channel 7 global interrupt flag.
  1402. * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7
  1403. * @param DMAx DMAx Instance
  1404. * @retval None
  1405. */
  1406. __STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx)
  1407. {
  1408. WRITE_REG(DMAx->IFCR, DMA_IFCR_CGIF7);
  1409. }
  1410. /**
  1411. * @brief Clear Channel 1 transfer complete flag.
  1412. * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1
  1413. * @param DMAx DMAx Instance
  1414. * @retval None
  1415. */
  1416. __STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx)
  1417. {
  1418. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF1);
  1419. }
  1420. /**
  1421. * @brief Clear Channel 2 transfer complete flag.
  1422. * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2
  1423. * @param DMAx DMAx Instance
  1424. * @retval None
  1425. */
  1426. __STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx)
  1427. {
  1428. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF2);
  1429. }
  1430. /**
  1431. * @brief Clear Channel 3 transfer complete flag.
  1432. * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3
  1433. * @param DMAx DMAx Instance
  1434. * @retval None
  1435. */
  1436. __STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx)
  1437. {
  1438. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF3);
  1439. }
  1440. /**
  1441. * @brief Clear Channel 4 transfer complete flag.
  1442. * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4
  1443. * @param DMAx DMAx Instance
  1444. * @retval None
  1445. */
  1446. __STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx)
  1447. {
  1448. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF4);
  1449. }
  1450. /**
  1451. * @brief Clear Channel 5 transfer complete flag.
  1452. * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5
  1453. * @param DMAx DMAx Instance
  1454. * @retval None
  1455. */
  1456. __STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx)
  1457. {
  1458. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF5);
  1459. }
  1460. /**
  1461. * @brief Clear Channel 6 transfer complete flag.
  1462. * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6
  1463. * @param DMAx DMAx Instance
  1464. * @retval None
  1465. */
  1466. __STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx)
  1467. {
  1468. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF6);
  1469. }
  1470. /**
  1471. * @brief Clear Channel 7 transfer complete flag.
  1472. * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7
  1473. * @param DMAx DMAx Instance
  1474. * @retval None
  1475. */
  1476. __STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx)
  1477. {
  1478. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTCIF7);
  1479. }
  1480. /**
  1481. * @brief Clear Channel 1 half transfer flag.
  1482. * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1
  1483. * @param DMAx DMAx Instance
  1484. * @retval None
  1485. */
  1486. __STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx)
  1487. {
  1488. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF1);
  1489. }
  1490. /**
  1491. * @brief Clear Channel 2 half transfer flag.
  1492. * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2
  1493. * @param DMAx DMAx Instance
  1494. * @retval None
  1495. */
  1496. __STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx)
  1497. {
  1498. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF2);
  1499. }
  1500. /**
  1501. * @brief Clear Channel 3 half transfer flag.
  1502. * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3
  1503. * @param DMAx DMAx Instance
  1504. * @retval None
  1505. */
  1506. __STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx)
  1507. {
  1508. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF3);
  1509. }
  1510. /**
  1511. * @brief Clear Channel 4 half transfer flag.
  1512. * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4
  1513. * @param DMAx DMAx Instance
  1514. * @retval None
  1515. */
  1516. __STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx)
  1517. {
  1518. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF4);
  1519. }
  1520. /**
  1521. * @brief Clear Channel 5 half transfer flag.
  1522. * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5
  1523. * @param DMAx DMAx Instance
  1524. * @retval None
  1525. */
  1526. __STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx)
  1527. {
  1528. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF5);
  1529. }
  1530. /**
  1531. * @brief Clear Channel 6 half transfer flag.
  1532. * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6
  1533. * @param DMAx DMAx Instance
  1534. * @retval None
  1535. */
  1536. __STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx)
  1537. {
  1538. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF6);
  1539. }
  1540. /**
  1541. * @brief Clear Channel 7 half transfer flag.
  1542. * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7
  1543. * @param DMAx DMAx Instance
  1544. * @retval None
  1545. */
  1546. __STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx)
  1547. {
  1548. WRITE_REG(DMAx->IFCR, DMA_IFCR_CHTIF7);
  1549. }
  1550. /**
  1551. * @brief Clear Channel 1 transfer error flag.
  1552. * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1
  1553. * @param DMAx DMAx Instance
  1554. * @retval None
  1555. */
  1556. __STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx)
  1557. {
  1558. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF1);
  1559. }
  1560. /**
  1561. * @brief Clear Channel 2 transfer error flag.
  1562. * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2
  1563. * @param DMAx DMAx Instance
  1564. * @retval None
  1565. */
  1566. __STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx)
  1567. {
  1568. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF2);
  1569. }
  1570. /**
  1571. * @brief Clear Channel 3 transfer error flag.
  1572. * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3
  1573. * @param DMAx DMAx Instance
  1574. * @retval None
  1575. */
  1576. __STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx)
  1577. {
  1578. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF3);
  1579. }
  1580. /**
  1581. * @brief Clear Channel 4 transfer error flag.
  1582. * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4
  1583. * @param DMAx DMAx Instance
  1584. * @retval None
  1585. */
  1586. __STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx)
  1587. {
  1588. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF4);
  1589. }
  1590. /**
  1591. * @brief Clear Channel 5 transfer error flag.
  1592. * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5
  1593. * @param DMAx DMAx Instance
  1594. * @retval None
  1595. */
  1596. __STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx)
  1597. {
  1598. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF5);
  1599. }
  1600. /**
  1601. * @brief Clear Channel 6 transfer error flag.
  1602. * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6
  1603. * @param DMAx DMAx Instance
  1604. * @retval None
  1605. */
  1606. __STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx)
  1607. {
  1608. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF6);
  1609. }
  1610. /**
  1611. * @brief Clear Channel 7 transfer error flag.
  1612. * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7
  1613. * @param DMAx DMAx Instance
  1614. * @retval None
  1615. */
  1616. __STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx)
  1617. {
  1618. WRITE_REG(DMAx->IFCR, DMA_IFCR_CTEIF7);
  1619. }
  1620. /**
  1621. * @}
  1622. */
  1623. /** @defgroup DMA_LL_EF_IT_Management IT_Management
  1624. * @{
  1625. */
  1626. /**
  1627. * @brief Enable Transfer complete interrupt.
  1628. * @rmtoll CCR TCIE LL_DMA_EnableIT_TC
  1629. * @param DMAx DMAx Instance
  1630. * @param Channel This parameter can be one of the following values:
  1631. * @arg @ref LL_DMA_CHANNEL_1
  1632. * @arg @ref LL_DMA_CHANNEL_2
  1633. * @arg @ref LL_DMA_CHANNEL_3
  1634. * @arg @ref LL_DMA_CHANNEL_4
  1635. * @arg @ref LL_DMA_CHANNEL_5
  1636. * @arg @ref LL_DMA_CHANNEL_6
  1637. * @arg @ref LL_DMA_CHANNEL_7
  1638. * @retval None
  1639. */
  1640. __STATIC_INLINE void LL_DMA_EnableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1641. {
  1642. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1643. }
  1644. /**
  1645. * @brief Enable Half transfer interrupt.
  1646. * @rmtoll CCR HTIE LL_DMA_EnableIT_HT
  1647. * @param DMAx DMAx Instance
  1648. * @param Channel This parameter can be one of the following values:
  1649. * @arg @ref LL_DMA_CHANNEL_1
  1650. * @arg @ref LL_DMA_CHANNEL_2
  1651. * @arg @ref LL_DMA_CHANNEL_3
  1652. * @arg @ref LL_DMA_CHANNEL_4
  1653. * @arg @ref LL_DMA_CHANNEL_5
  1654. * @arg @ref LL_DMA_CHANNEL_6
  1655. * @arg @ref LL_DMA_CHANNEL_7
  1656. * @retval None
  1657. */
  1658. __STATIC_INLINE void LL_DMA_EnableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1659. {
  1660. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1661. }
  1662. /**
  1663. * @brief Enable Transfer error interrupt.
  1664. * @rmtoll CCR TEIE LL_DMA_EnableIT_TE
  1665. * @param DMAx DMAx Instance
  1666. * @param Channel This parameter can be one of the following values:
  1667. * @arg @ref LL_DMA_CHANNEL_1
  1668. * @arg @ref LL_DMA_CHANNEL_2
  1669. * @arg @ref LL_DMA_CHANNEL_3
  1670. * @arg @ref LL_DMA_CHANNEL_4
  1671. * @arg @ref LL_DMA_CHANNEL_5
  1672. * @arg @ref LL_DMA_CHANNEL_6
  1673. * @arg @ref LL_DMA_CHANNEL_7
  1674. * @retval None
  1675. */
  1676. __STATIC_INLINE void LL_DMA_EnableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1677. {
  1678. SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1679. }
  1680. /**
  1681. * @brief Disable Transfer complete interrupt.
  1682. * @rmtoll CCR TCIE LL_DMA_DisableIT_TC
  1683. * @param DMAx DMAx Instance
  1684. * @param Channel This parameter can be one of the following values:
  1685. * @arg @ref LL_DMA_CHANNEL_1
  1686. * @arg @ref LL_DMA_CHANNEL_2
  1687. * @arg @ref LL_DMA_CHANNEL_3
  1688. * @arg @ref LL_DMA_CHANNEL_4
  1689. * @arg @ref LL_DMA_CHANNEL_5
  1690. * @arg @ref LL_DMA_CHANNEL_6
  1691. * @arg @ref LL_DMA_CHANNEL_7
  1692. * @retval None
  1693. */
  1694. __STATIC_INLINE void LL_DMA_DisableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1695. {
  1696. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE);
  1697. }
  1698. /**
  1699. * @brief Disable Half transfer interrupt.
  1700. * @rmtoll CCR HTIE LL_DMA_DisableIT_HT
  1701. * @param DMAx DMAx Instance
  1702. * @param Channel This parameter can be one of the following values:
  1703. * @arg @ref LL_DMA_CHANNEL_1
  1704. * @arg @ref LL_DMA_CHANNEL_2
  1705. * @arg @ref LL_DMA_CHANNEL_3
  1706. * @arg @ref LL_DMA_CHANNEL_4
  1707. * @arg @ref LL_DMA_CHANNEL_5
  1708. * @arg @ref LL_DMA_CHANNEL_6
  1709. * @arg @ref LL_DMA_CHANNEL_7
  1710. * @retval None
  1711. */
  1712. __STATIC_INLINE void LL_DMA_DisableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1713. {
  1714. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE);
  1715. }
  1716. /**
  1717. * @brief Disable Transfer error interrupt.
  1718. * @rmtoll CCR TEIE LL_DMA_DisableIT_TE
  1719. * @param DMAx DMAx Instance
  1720. * @param Channel This parameter can be one of the following values:
  1721. * @arg @ref LL_DMA_CHANNEL_1
  1722. * @arg @ref LL_DMA_CHANNEL_2
  1723. * @arg @ref LL_DMA_CHANNEL_3
  1724. * @arg @ref LL_DMA_CHANNEL_4
  1725. * @arg @ref LL_DMA_CHANNEL_5
  1726. * @arg @ref LL_DMA_CHANNEL_6
  1727. * @arg @ref LL_DMA_CHANNEL_7
  1728. * @retval None
  1729. */
  1730. __STATIC_INLINE void LL_DMA_DisableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1731. {
  1732. CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE);
  1733. }
  1734. /**
  1735. * @brief Check if Transfer complete Interrupt is enabled.
  1736. * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC
  1737. * @param DMAx DMAx Instance
  1738. * @param Channel This parameter can be one of the following values:
  1739. * @arg @ref LL_DMA_CHANNEL_1
  1740. * @arg @ref LL_DMA_CHANNEL_2
  1741. * @arg @ref LL_DMA_CHANNEL_3
  1742. * @arg @ref LL_DMA_CHANNEL_4
  1743. * @arg @ref LL_DMA_CHANNEL_5
  1744. * @arg @ref LL_DMA_CHANNEL_6
  1745. * @arg @ref LL_DMA_CHANNEL_7
  1746. * @retval State of bit (1 or 0).
  1747. */
  1748. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(DMA_TypeDef *DMAx, uint32_t Channel)
  1749. {
  1750. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1751. DMA_CCR_TCIE) == (DMA_CCR_TCIE));
  1752. }
  1753. /**
  1754. * @brief Check if Half transfer Interrupt is enabled.
  1755. * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_HT
  1756. * @param DMAx DMAx Instance
  1757. * @param Channel This parameter can be one of the following values:
  1758. * @arg @ref LL_DMA_CHANNEL_1
  1759. * @arg @ref LL_DMA_CHANNEL_2
  1760. * @arg @ref LL_DMA_CHANNEL_3
  1761. * @arg @ref LL_DMA_CHANNEL_4
  1762. * @arg @ref LL_DMA_CHANNEL_5
  1763. * @arg @ref LL_DMA_CHANNEL_6
  1764. * @arg @ref LL_DMA_CHANNEL_7
  1765. * @retval State of bit (1 or 0).
  1766. */
  1767. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(DMA_TypeDef *DMAx, uint32_t Channel)
  1768. {
  1769. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1770. DMA_CCR_HTIE) == (DMA_CCR_HTIE));
  1771. }
  1772. /**
  1773. * @brief Check if Transfer error Interrupt is enabled.
  1774. * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE
  1775. * @param DMAx DMAx Instance
  1776. * @param Channel This parameter can be one of the following values:
  1777. * @arg @ref LL_DMA_CHANNEL_1
  1778. * @arg @ref LL_DMA_CHANNEL_2
  1779. * @arg @ref LL_DMA_CHANNEL_3
  1780. * @arg @ref LL_DMA_CHANNEL_4
  1781. * @arg @ref LL_DMA_CHANNEL_5
  1782. * @arg @ref LL_DMA_CHANNEL_6
  1783. * @arg @ref LL_DMA_CHANNEL_7
  1784. * @retval State of bit (1 or 0).
  1785. */
  1786. __STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(DMA_TypeDef *DMAx, uint32_t Channel)
  1787. {
  1788. return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR,
  1789. DMA_CCR_TEIE) == (DMA_CCR_TEIE));
  1790. }
  1791. /**
  1792. * @}
  1793. */
  1794. #if defined(USE_FULL_LL_DRIVER)
  1795. /** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions
  1796. * @{
  1797. */
  1798. uint32_t LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct);
  1799. uint32_t LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel);
  1800. void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct);
  1801. /**
  1802. * @}
  1803. */
  1804. #endif /* USE_FULL_LL_DRIVER */
  1805. /**
  1806. * @}
  1807. */
  1808. /**
  1809. * @}
  1810. */
  1811. #endif /* DMA1 || DMA2 */
  1812. /**
  1813. * @}
  1814. */
  1815. #ifdef __cplusplus
  1816. }
  1817. #endif
  1818. #endif /* __STM32F1xx_LL_DMA_H */
  1819. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/