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  1. /**
  2. ******************************************************************************
  3. * @file stm32l4xx_hal_dac.h
  4. * @author MCD Application Team
  5. * @version V1.7.2
  6. * @date 16-June-2017
  7. * @brief Header file of DAC HAL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  12. *
  13. * Redistribution and use in source and binary forms, with or without modification,
  14. * are permitted provided that the following conditions are met:
  15. * 1. Redistributions of source code must retain the above copyright notice,
  16. * this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  21. * may be used to endorse or promote products derived from this software
  22. * without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34. *
  35. ******************************************************************************
  36. */
  37. /* Define to prevent recursive inclusion -------------------------------------*/
  38. #ifndef __STM32L4xx_HAL_DAC_H
  39. #define __STM32L4xx_HAL_DAC_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32l4xx_hal_def.h"
  45. /** @addtogroup STM32L4xx_HAL_Driver
  46. * @{
  47. */
  48. /** @addtogroup DAC
  49. * @{
  50. */
  51. /* Exported types ------------------------------------------------------------*/
  52. /** @defgroup DAC_Exported_Types DAC Exported Types
  53. * @{
  54. */
  55. /**
  56. * @brief HAL State structures definition
  57. */
  58. typedef enum
  59. {
  60. HAL_DAC_STATE_RESET = 0x00, /*!< DAC not yet initialized or disabled */
  61. HAL_DAC_STATE_READY = 0x01, /*!< DAC initialized and ready for use */
  62. HAL_DAC_STATE_BUSY = 0x02, /*!< DAC internal processing is ongoing */
  63. HAL_DAC_STATE_TIMEOUT = 0x03, /*!< DAC timeout state */
  64. HAL_DAC_STATE_ERROR = 0x04 /*!< DAC error state */
  65. }HAL_DAC_StateTypeDef;
  66. /**
  67. * @brief DAC handle Structure definition
  68. */
  69. typedef struct
  70. {
  71. DAC_TypeDef *Instance; /*!< Register base address */
  72. __IO HAL_DAC_StateTypeDef State; /*!< DAC communication state */
  73. HAL_LockTypeDef Lock; /*!< DAC locking object */
  74. DMA_HandleTypeDef *DMA_Handle1; /*!< Pointer DMA handler for channel 1 */
  75. DMA_HandleTypeDef *DMA_Handle2; /*!< Pointer DMA handler for channel 2 */
  76. __IO uint32_t ErrorCode; /*!< DAC Error code */
  77. }DAC_HandleTypeDef;
  78. /**
  79. * @brief DAC Configuration sample and hold Channel structure definition
  80. */
  81. typedef struct
  82. {
  83. uint32_t DAC_SampleTime ; /*!< Specifies the Sample time for the selected channel.
  84. This parameter applies when DAC_SampleAndHold is DAC_SAMPLEANDHOLD_ENABLE.
  85. This parameter must be a number between Min_Data = 0 and Max_Data = 1023 */
  86. uint32_t DAC_HoldTime ; /*!< Specifies the hold time for the selected channel
  87. This parameter applies when DAC_SampleAndHold is DAC_SAMPLEANDHOLD_ENABLE.
  88. This parameter must be a number between Min_Data = 0 and Max_Data = 1023 */
  89. uint32_t DAC_RefreshTime ; /*!< Specifies the refresh time for the selected channel
  90. This parameter applies when DAC_SampleAndHold is DAC_SAMPLEANDHOLD_ENABLE.
  91. This parameter must be a number between Min_Data = 0 and Max_Data = 255 */
  92. }
  93. DAC_SampleAndHoldConfTypeDef;
  94. /**
  95. * @brief DAC Configuration regular Channel structure definition
  96. */
  97. typedef struct
  98. {
  99. uint32_t DAC_SampleAndHold; /*!< Specifies whether the DAC mode.
  100. This parameter can be a value of @ref DAC_SampleAndHold */
  101. uint32_t DAC_Trigger; /*!< Specifies the external trigger for the selected DAC channel.
  102. This parameter can be a value of @ref DAC_trigger_selection */
  103. uint32_t DAC_OutputBuffer; /*!< Specifies whether the DAC channel output buffer is enabled or disabled.
  104. This parameter can be a value of @ref DAC_output_buffer */
  105. uint32_t DAC_ConnectOnChipPeripheral ; /*!< Specifies whether the DAC output is connected or not to on chip peripheral .
  106. This parameter can be a value of @ref DAC_ConnectOnChipPeripheral */
  107. uint32_t DAC_UserTrimming; /*!< Specifies the trimming mode
  108. This parameter must be a value of @ref DAC_UserTrimming
  109. DAC_UserTrimming is either factory or user trimming */
  110. uint32_t DAC_TrimmingValue; /*!< Specifies the offset trimming value
  111. i.e. when DAC_SampleAndHold is DAC_TRIMMING_USER.
  112. This parameter must be a number between Min_Data = 1 and Max_Data = 31 */
  113. DAC_SampleAndHoldConfTypeDef DAC_SampleAndHoldConfig; /*!< Sample and Hold settings */
  114. }DAC_ChannelConfTypeDef;
  115. /**
  116. * @}
  117. */
  118. /* Exported constants --------------------------------------------------------*/
  119. /** @defgroup DAC_Exported_Constants DAC Exported Constants
  120. * @{
  121. */
  122. /** @defgroup DAC_Error_Code DAC Error Code
  123. * @{
  124. */
  125. #define HAL_DAC_ERROR_NONE 0x00 /*!< No error */
  126. #define HAL_DAC_ERROR_DMAUNDERRUNCH1 0x01 /*!< DAC channel1 DMA underrun error */
  127. #define HAL_DAC_ERROR_DMAUNDERRUNCH2 0x02 /*!< DAC channel2 DMA underrun error */
  128. #define HAL_DAC_ERROR_DMA 0x04 /*!< DMA error */
  129. #define HAL_DAC_ERROR_TIMEOUT 0x08 /*!< Timeout error */
  130. /**
  131. * @}
  132. */
  133. /** @defgroup DAC_trigger_selection DAC trigger selection
  134. * @{
  135. */
  136. #if defined (STM32L431xx) || defined (STM32L432xx) || defined (STM32L433xx) || defined (STM32L442xx) || defined (STM32L443xx)
  137. #define DAC_TRIGGER_NONE ((uint32_t)0x00000000) /*!< Conversion is automatic once the DAC_DHRxxxx register
  138. has been loaded, and not by external trigger */
  139. #define DAC_TRIGGER_T2_TRGO ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TEN1)) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */
  140. #define DAC_TRIGGER_T6_TRGO ((uint32_t)DAC_CR_TEN1) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel */
  141. #define DAC_TRIGGER_T7_TRGO ((uint32_t)(DAC_CR_TSEL1_1 | DAC_CR_TEN1)) /*!< TIM7 TRGO selected as external conversion trigger for DAC channel */
  142. #define DAC_TRIGGER_EXT_IT9 ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 | DAC_CR_TEN1)) /*!< EXTI Line9 event selected as external conversion trigger for DAC channel */
  143. #define DAC_TRIGGER_SOFTWARE ((uint32_t)(DAC_CR_TSEL1 | DAC_CR_TEN1)) /*!< Conversion started by software trigger for DAC channel */
  144. #endif /* STM32L431xx STM32L432xx STM32L433xx STM32L442xx STM32L443xx */
  145. #if defined (STM32L451xx) || defined (STM32L452xx) || defined (STM32L462xx)
  146. #define DAC_TRIGGER_NONE ((uint32_t)0x00000000) /*!< Conversion is automatic once the DAC_DHRxxxx register
  147. has been loaded, and not by external trigger */
  148. #define DAC_TRIGGER_T2_TRGO ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TEN1)) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */
  149. #define DAC_TRIGGER_T6_TRGO ((uint32_t)DAC_CR_TEN1) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel */
  150. #define DAC_TRIGGER_EXT_IT9 ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 | DAC_CR_TEN1)) /*!< EXTI Line9 event selected as external conversion trigger for DAC channel */
  151. #define DAC_TRIGGER_SOFTWARE ((uint32_t)(DAC_CR_TSEL1 | DAC_CR_TEN1)) /*!< Conversion started by software trigger for DAC channel */
  152. #endif /* STM32L451xx STM32L452xx STM32L462xx */
  153. #if defined (STM32L471xx) || defined (STM32L475xx) || defined (STM32L476xx) || defined (STM32L485xx) || defined (STM32L486xx) || defined (STM32L496xx) || defined (STM32L4A6xx)
  154. #define DAC_TRIGGER_NONE ((uint32_t)0x00000000) /*!< Conversion is automatic once the DAC_DHRxxxx register
  155. has been loaded, and not by external trigger */
  156. #define DAC_TRIGGER_T2_TRGO ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TEN1)) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */
  157. #define DAC_TRIGGER_T4_TRGO ((uint32_t)(DAC_CR_TSEL1_2 |DAC_CR_TSEL1_0 | DAC_CR_TEN1)) /*!< TIM4 TRGO selected as external conversion trigger for DAC channel */
  158. #define DAC_TRIGGER_T5_TRGO ((uint32_t)(DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0 | DAC_CR_TEN1)) /*!< TIM5 TRGO selected as external conversion trigger for DAC channel */
  159. #define DAC_TRIGGER_T6_TRGO ((uint32_t)DAC_CR_TEN1) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel */
  160. #define DAC_TRIGGER_T7_TRGO ((uint32_t)(DAC_CR_TSEL1_1 | DAC_CR_TEN1)) /*!< TIM7 TRGO selected as external conversion trigger for DAC channel */
  161. #define DAC_TRIGGER_T8_TRGO ((uint32_t)(DAC_CR_TSEL1_0 | DAC_CR_TEN1)) /*!< TIM8 TRGO selected as external conversion trigger for DAC channel */
  162. #define DAC_TRIGGER_EXT_IT9 ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 | DAC_CR_TEN1)) /*!< EXTI Line9 event selected as external conversion trigger for DAC channel */
  163. #define DAC_TRIGGER_SOFTWARE ((uint32_t)(DAC_CR_TSEL1 | DAC_CR_TEN1)) /*!< Conversion started by software trigger for DAC channel */
  164. #endif /* STM32L471xx STM32L475xx STM32L476xx STM32L485xx STM32L486xx STM32L496xx STM32L4A6xx*/
  165. /**
  166. * @}
  167. */
  168. /** @defgroup DAC_output_buffer DAC output buffer
  169. * @{
  170. */
  171. #define DAC_OUTPUTBUFFER_ENABLE ((uint32_t)0x00000000)
  172. #define DAC_OUTPUTBUFFER_DISABLE ((uint32_t)DAC_MCR_MODE1_1)
  173. /**
  174. * @}
  175. */
  176. /** @defgroup DAC_Channel_selection DAC Channel selection
  177. * @{
  178. */
  179. #define DAC_CHANNEL_1 ((uint32_t)0x00000000)
  180. #if defined (STM32L431xx) || defined (STM32L432xx) || defined (STM32L433xx) || defined (STM32L442xx) || defined (STM32L443xx) || \
  181. defined (STM32L471xx) || defined (STM32L475xx) || defined (STM32L476xx) || defined (STM32L485xx) || defined (STM32L486xx) || defined (STM32L496xx) || defined (STM32L4A6xx)
  182. #define DAC_CHANNEL_2 ((uint32_t)0x00000010)
  183. #endif /* STM32L431xx STM32L432xx STM32L433xx STM32L442xx STM32L443xx */
  184. /* STM32L471xx STM32L475xx STM32L476xx STM32L485xx STM32L486xx STM32L496xx STM32L4A6xx */
  185. /**
  186. * @}
  187. */
  188. /** @defgroup DAC_data_alignment DAC data alignment
  189. * @{
  190. */
  191. #define DAC_ALIGN_12B_R ((uint32_t)0x00000000)
  192. #define DAC_ALIGN_12B_L ((uint32_t)0x00000004)
  193. #define DAC_ALIGN_8B_R ((uint32_t)0x00000008)
  194. /**
  195. * @}
  196. */
  197. /** @defgroup DAC_flags_definition DAC flags definition
  198. * @{
  199. */
  200. #define DAC_FLAG_DMAUDR1 ((uint32_t)DAC_SR_DMAUDR1)
  201. #define DAC_FLAG_DMAUDR2 ((uint32_t)DAC_SR_DMAUDR2)
  202. /**
  203. * @}
  204. */
  205. /** @defgroup DAC_IT_definition DAC IT definition
  206. * @{
  207. */
  208. #define DAC_IT_DMAUDR1 ((uint32_t)DAC_SR_DMAUDR1)
  209. #define DAC_IT_DMAUDR2 ((uint32_t)DAC_SR_DMAUDR2)
  210. /**
  211. * @}
  212. */
  213. /** @defgroup DAC_ConnectOnChipPeripheral DAC ConnectOnChipPeripheral
  214. * @{
  215. */
  216. #define DAC_CHIPCONNECT_DISABLE ((uint32_t)0x00000000)
  217. #define DAC_CHIPCONNECT_ENABLE ((uint32_t)DAC_MCR_MODE1_0)
  218. /**
  219. * @}
  220. */
  221. /** @defgroup DAC_UserTrimming DAC User Trimming
  222. * @{
  223. */
  224. #define DAC_TRIMMING_FACTORY ((uint32_t)0x00000000) /*!< Factory trimming */
  225. #define DAC_TRIMMING_USER ((uint32_t)0x00000001) /*!< User trimming */
  226. /**
  227. * @}
  228. */
  229. /** @defgroup DAC_SampleAndHold DAC power mode
  230. * @{
  231. */
  232. #define DAC_SAMPLEANDHOLD_DISABLE ((uint32_t)0x00000000)
  233. #define DAC_SAMPLEANDHOLD_ENABLE ((uint32_t)DAC_MCR_MODE1_2)
  234. /**
  235. * @}
  236. */
  237. /**
  238. * @}
  239. */
  240. /* Exported macro ------------------------------------------------------------*/
  241. /** @defgroup DAC_Exported_Macros DAC Exported Macros
  242. * @{
  243. */
  244. /** @brief Reset DAC handle state.
  245. * @param __HANDLE__: specifies the DAC handle.
  246. * @retval None
  247. */
  248. #define __HAL_DAC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_DAC_STATE_RESET)
  249. /** @brief Enable the DAC channel.
  250. * @param __HANDLE__: specifies the DAC handle.
  251. * @param __DAC_Channel__: specifies the DAC channel
  252. * @retval None
  253. */
  254. #define __HAL_DAC_ENABLE(__HANDLE__, __DAC_Channel__) \
  255. ((__HANDLE__)->Instance->CR |= (DAC_CR_EN1 << (__DAC_Channel__)))
  256. /** @brief Disable the DAC channel.
  257. * @param __HANDLE__: specifies the DAC handle
  258. * @param __DAC_Channel__: specifies the DAC channel.
  259. * @retval None
  260. */
  261. #define __HAL_DAC_DISABLE(__HANDLE__, __DAC_Channel__) \
  262. ((__HANDLE__)->Instance->CR &= ~(DAC_CR_EN1 << (__DAC_Channel__)))
  263. /** @brief Set DHR12R1 alignment.
  264. * @param __ALIGNMENT__: specifies the DAC alignment
  265. * @retval None
  266. */
  267. #define DAC_DHR12R1_ALIGNMENT(__ALIGNMENT__) (((uint32_t)0x00000008) + (__ALIGNMENT__))
  268. /** @brief Set DHR12R2 alignment.
  269. * @param __ALIGNMENT__: specifies the DAC alignment
  270. * @retval None
  271. */
  272. #define DAC_DHR12R2_ALIGNMENT(__ALIGNMENT__) (((uint32_t)0x00000014) + (__ALIGNMENT__))
  273. /** @brief Set DHR12RD alignment.
  274. * @param __ALIGNMENT__: specifies the DAC alignment
  275. * @retval None
  276. */
  277. #define DAC_DHR12RD_ALIGNMENT(__ALIGNMENT__) (((uint32_t)0x00000020) + (__ALIGNMENT__))
  278. /** @brief Enable the DAC interrupt.
  279. * @param __HANDLE__: specifies the DAC handle
  280. * @param __INTERRUPT__: specifies the DAC interrupt.
  281. * This parameter can be any combination of the following values:
  282. * @arg DAC_IT_DMAUDR1: DAC channel 1 DMA underrun interrupt
  283. * @arg DAC_IT_DMAUDR2: DAC channel 2 DMA underrun interrupt
  284. * @retval None
  285. */
  286. #define __HAL_DAC_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) |= (__INTERRUPT__))
  287. /** @brief Disable the DAC interrupt.
  288. * @param __HANDLE__: specifies the DAC handle
  289. * @param __INTERRUPT__: specifies the DAC interrupt.
  290. * This parameter can be any combination of the following values:
  291. * @arg DAC_IT_DMAUDR1: DAC channel 1 DMA underrun interrupt
  292. * @arg DAC_IT_DMAUDR2: DAC channel 2 DMA underrun interrupt
  293. * @retval None
  294. */
  295. #define __HAL_DAC_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) &= ~(__INTERRUPT__))
  296. /** @brief Check whether the specified DAC interrupt source is enabled or not.
  297. * @param __HANDLE__: DAC handle
  298. * @param __INTERRUPT__: DAC interrupt source to check
  299. * This parameter can be any combination of the following values:
  300. * @arg DAC_IT_DMAUDR1: DAC channel 1 DMA underrun interrupt
  301. * @arg DAC_IT_DMAUDR2: DAC channel 2 DMA underrun interrupt
  302. * @retval State of interruption (SET or RESET)
  303. */
  304. #define __HAL_DAC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR & (__INTERRUPT__)) == (__INTERRUPT__))
  305. /** @brief Get the selected DAC's flag status.
  306. * @param __HANDLE__: specifies the DAC handle.
  307. * @param __FLAG__: specifies the DAC flag to get.
  308. * This parameter can be any combination of the following values:
  309. * @arg DAC_FLAG_DMAUDR1: DAC channel 1 DMA underrun flag
  310. * @arg DAC_FLAG_DMAUDR2: DAC channel 2 DMA underrun flag
  311. * @retval None
  312. */
  313. #define __HAL_DAC_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))
  314. /** @brief Clear the DAC's flag.
  315. * @param __HANDLE__: specifies the DAC handle.
  316. * @param __FLAG__: specifies the DAC flag to clear.
  317. * This parameter can be any combination of the following values:
  318. * @arg DAC_FLAG_DMAUDR1: DAC channel 1 DMA underrun flag
  319. * @arg DAC_FLAG_DMAUDR2: DAC channel 2 DMA underrun flag
  320. * @retval None
  321. */
  322. #define __HAL_DAC_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) = (__FLAG__))
  323. /**
  324. * @}
  325. */
  326. /* Private macro -------------------------------------------------------------*/
  327. /** @defgroup DAC_Private_Macros DAC Private Macros
  328. * @{
  329. */
  330. #define IS_DAC_OUTPUT_BUFFER_STATE(STATE) (((STATE) == DAC_OUTPUTBUFFER_ENABLE) || \
  331. ((STATE) == DAC_OUTPUTBUFFER_DISABLE))
  332. #if defined (STM32L431xx) || defined (STM32L432xx) || defined (STM32L433xx) || defined (STM32L442xx) || defined (STM32L443xx) || \
  333. defined (STM32L471xx) || defined (STM32L475xx) || defined (STM32L476xx) || defined (STM32L485xx) || defined (STM32L486xx) || defined (STM32L496xx) || defined (STM32L4A6xx)
  334. #define IS_DAC_CHANNEL(CHANNEL) (((CHANNEL) == DAC_CHANNEL_1) || \
  335. ((CHANNEL) == DAC_CHANNEL_2))
  336. #endif /* STM32L431xx STM32L432xx STM32L433xx STM32L442xx STM32L443xx */
  337. /* STM32L471xx STM32L475xx STM32L476xx STM32L485xx STM32L486xx STM32L496xx STM32L4A6xx */
  338. #if defined (STM32L451xx) || defined (STM32L452xx) || defined (STM32L462xx)
  339. #define IS_DAC_CHANNEL(CHANNEL) ((CHANNEL) == DAC_CHANNEL_1)
  340. #endif /* STM32L451xx STM32L452xx STM32L462xx */
  341. #define IS_DAC_ALIGN(ALIGN) (((ALIGN) == DAC_ALIGN_12B_R) || \
  342. ((ALIGN) == DAC_ALIGN_12B_L) || \
  343. ((ALIGN) == DAC_ALIGN_8B_R))
  344. #define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0)
  345. #define IS_DAC_REFRESHTIME(TIME) ((TIME) <= 0x0000000FF)
  346. /**
  347. * @}
  348. */
  349. /* Include DAC HAL Extended module */
  350. #include "stm32l4xx_hal_dac_ex.h"
  351. /* Exported functions --------------------------------------------------------*/
  352. /** @addtogroup DAC_Exported_Functions
  353. * @{
  354. */
  355. /** @addtogroup DAC_Exported_Functions_Group1
  356. * @{
  357. */
  358. /* Initialization and de-initialization functions *****************************/
  359. HAL_StatusTypeDef HAL_DAC_Init(DAC_HandleTypeDef* hdac);
  360. HAL_StatusTypeDef HAL_DAC_DeInit(DAC_HandleTypeDef* hdac);
  361. void HAL_DAC_MspInit(DAC_HandleTypeDef* hdac);
  362. void HAL_DAC_MspDeInit(DAC_HandleTypeDef* hdac);
  363. /**
  364. * @}
  365. */
  366. /** @addtogroup DAC_Exported_Functions_Group2
  367. * @{
  368. */
  369. /* IO operation functions *****************************************************/
  370. HAL_StatusTypeDef HAL_DAC_Start(DAC_HandleTypeDef* hdac, uint32_t Channel);
  371. HAL_StatusTypeDef HAL_DAC_Stop(DAC_HandleTypeDef* hdac, uint32_t Channel);
  372. HAL_StatusTypeDef HAL_DAC_Start_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t* pData, uint32_t Length, uint32_t Alignment);
  373. HAL_StatusTypeDef HAL_DAC_Stop_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel);
  374. void HAL_DAC_IRQHandler(DAC_HandleTypeDef* hdac);
  375. HAL_StatusTypeDef HAL_DAC_SetValue(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t Alignment, uint32_t Data);
  376. void HAL_DAC_ConvCpltCallbackCh1(DAC_HandleTypeDef* hdac);
  377. void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef* hdac);
  378. void HAL_DAC_ErrorCallbackCh1(DAC_HandleTypeDef *hdac);
  379. void HAL_DAC_DMAUnderrunCallbackCh1(DAC_HandleTypeDef *hdac);
  380. /**
  381. * @}
  382. */
  383. /** @addtogroup DAC_Exported_Functions_Group3
  384. * @{
  385. */
  386. /* Peripheral Control functions ***********************************************/
  387. uint32_t HAL_DAC_GetValue(DAC_HandleTypeDef* hdac, uint32_t Channel);
  388. HAL_StatusTypeDef HAL_DAC_ConfigChannel(DAC_HandleTypeDef* hdac, DAC_ChannelConfTypeDef* sConfig, uint32_t Channel);
  389. /**
  390. * @}
  391. */
  392. /** @addtogroup DAC_Exported_Functions_Group4
  393. * @{
  394. */
  395. /* Peripheral State and Error functions ***************************************/
  396. HAL_DAC_StateTypeDef HAL_DAC_GetState(DAC_HandleTypeDef* hdac);
  397. uint32_t HAL_DAC_GetError(DAC_HandleTypeDef *hdac);
  398. /**
  399. * @}
  400. */
  401. /**
  402. * @}
  403. */
  404. /**
  405. * @}
  406. */
  407. /**
  408. * @}
  409. */
  410. #ifdef __cplusplus
  411. }
  412. #endif
  413. #endif /*__STM32L4xx_HAL_DAC_H */
  414. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/