1 /** 2 ****************************************************************************** 3 * @file stm32f7xx_hal_dac.h 4 * @author MCD Application Team 5 * @version V1.0.1 6 * @date 25-June-2015 7 * @brief Header file of DAC HAL module. 8 ****************************************************************************** 9 * @attention 10 * 11 * <h2><center>© COPYRIGHT(c) 2015 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 38 /* Define to prevent recursive inclusion -------------------------------------*/ 39 #ifndef __STM32F7xx_HAL_DAC_H 40 #define __STM32F7xx_HAL_DAC_H 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 /* Includes ------------------------------------------------------------------*/ 47 #include "stm32f7xx_hal_def.h" 48 49 /** @addtogroup STM32F7xx_HAL_Driver 50 * @{ 51 */ 52 53 /** @addtogroup DAC 54 * @{ 55 */ 56 57 /* Exported types ------------------------------------------------------------*/ 58 /** @defgroup DAC_Exported_Types DAC Exported Types 59 * @{ 60 */ 61 62 /** 63 * @brief HAL State structures definition 64 */ 65 typedef enum { 66 HAL_DAC_STATE_RESET = 0x00, /*!< DAC not yet initialized or disabled */ 67 HAL_DAC_STATE_READY = 0x01, /*!< DAC initialized and ready for use */ 68 HAL_DAC_STATE_BUSY = 0x02, /*!< DAC internal processing is ongoing */ 69 HAL_DAC_STATE_TIMEOUT = 0x03, /*!< DAC timeout state */ 70 HAL_DAC_STATE_ERROR = 0x04 /*!< DAC error state */ 71 } HAL_DAC_StateTypeDef; 72 73 /** 74 * @brief DAC handle Structure definition 75 */ 76 typedef struct { 77 DAC_TypeDef *Instance; /*!< Register base address */ 78 79 __IO HAL_DAC_StateTypeDef State; /*!< DAC communication state */ 80 81 HAL_LockTypeDef Lock; /*!< DAC locking object */ 82 83 DMA_HandleTypeDef *DMA_Handle1; /*!< Pointer DMA handler for channel 1 */ 84 85 DMA_HandleTypeDef *DMA_Handle2; /*!< Pointer DMA handler for channel 2 */ 86 87 __IO uint32_t ErrorCode; /*!< DAC Error code */ 88 89 } DAC_HandleTypeDef; 90 91 /** 92 * @brief DAC Configuration regular Channel structure definition 93 */ 94 typedef struct { 95 uint32_t DAC_Trigger; /*!< Specifies the external trigger for the selected DAC channel. 96 This parameter can be a value of @ref DAC_trigger_selection */ 97 98 uint32_t DAC_OutputBuffer; /*!< Specifies whether the DAC channel output buffer is enabled or disabled. 99 This parameter can be a value of @ref DAC_output_buffer */ 100 } DAC_ChannelConfTypeDef; 101 /** 102 * @} 103 */ 104 105 /* Exported constants --------------------------------------------------------*/ 106 /** @defgroup DAC_Exported_Constants DAC Exported Constants 107 * @{ 108 */ 109 110 /** @defgroup DAC_Error_Code DAC Error Code 111 * @{ 112 */ 113 #define HAL_DAC_ERROR_NONE 0x00 /*!< No error */ 114 #define HAL_DAC_ERROR_DMAUNDERRUNCH1 0x01 /*!< DAC channel1 DAM underrun error */ 115 #define HAL_DAC_ERROR_DMAUNDERRUNCH2 0x02 /*!< DAC channel2 DAM underrun error */ 116 #define HAL_DAC_ERROR_DMA 0x04 /*!< DMA error */ 117 /** 118 * @} 119 */ 120 121 /** @defgroup DAC_trigger_selection DAC Trigger Selection 122 * @{ 123 */ 124 125 #define DAC_TRIGGER_NONE ((uint32_t)0x00000000) /*!< Conversion is automatic once the DAC1_DHRxxxx register 126 has been loaded, and not by external trigger */ 127 #define DAC_TRIGGER_T2_TRGO ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TEN1)) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */ 128 #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 */ 129 #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 */ 130 #define DAC_TRIGGER_T6_TRGO ((uint32_t)DAC_CR_TEN1) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel */ 131 #define DAC_TRIGGER_T7_TRGO ((uint32_t)(DAC_CR_TSEL1_1 | DAC_CR_TEN1)) /*!< TIM7 TRGO selected as external conversion trigger for DAC channel */ 132 #define DAC_TRIGGER_T8_TRGO ((uint32_t)(DAC_CR_TSEL1_0 | DAC_CR_TEN1)) /*!< TIM8 TRGO selected as external conversion trigger for DAC channel */ 133 134 #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 */ 135 #define DAC_TRIGGER_SOFTWARE ((uint32_t)(DAC_CR_TSEL1 | DAC_CR_TEN1)) /*!< Conversion started by software trigger for DAC channel */ 136 /** 137 * @} 138 */ 139 140 /** @defgroup DAC_output_buffer DAC Output Buffer 141 * @{ 142 */ 143 #define DAC_OUTPUTBUFFER_ENABLE ((uint32_t)0x00000000) 144 #define DAC_OUTPUTBUFFER_DISABLE ((uint32_t)DAC_CR_BOFF1) 145 /** 146 * @} 147 */ 148 149 /** @defgroup DAC_Channel_selection DAC Channel Selection 150 * @{ 151 */ 152 #define DAC_CHANNEL_1 ((uint32_t)0x00000000) 153 #define DAC_CHANNEL_2 ((uint32_t)0x00000010) 154 /** 155 * @} 156 */ 157 158 /** @defgroup DAC_data_alignment DAC Data Alignment 159 * @{ 160 */ 161 #define DAC_ALIGN_12B_R ((uint32_t)0x00000000) 162 #define DAC_ALIGN_12B_L ((uint32_t)0x00000004) 163 #define DAC_ALIGN_8B_R ((uint32_t)0x00000008) 164 /** 165 * @} 166 */ 167 168 /** @defgroup DAC_flags_definition DAC Flags Definition 169 * @{ 170 */ 171 #define DAC_FLAG_DMAUDR1 ((uint32_t)DAC_SR_DMAUDR1) 172 #define DAC_FLAG_DMAUDR2 ((uint32_t)DAC_SR_DMAUDR2) 173 /** 174 * @} 175 */ 176 177 /** @defgroup DAC_IT_definition DAC IT Definition 178 * @{ 179 */ 180 #define DAC_IT_DMAUDR1 ((uint32_t)DAC_SR_DMAUDR1) 181 #define DAC_IT_DMAUDR2 ((uint32_t)DAC_SR_DMAUDR2) 182 /** 183 * @} 184 */ 185 186 /** 187 * @} 188 */ 189 190 /* Exported macro ------------------------------------------------------------*/ 191 /** @defgroup DAC_Exported_Macros DAC Exported Macros 192 * @{ 193 */ 194 195 /** @brief Reset DAC handle state 196 * @param __HANDLE__: specifies the DAC handle. 197 * @retval None 198 */ 199 #define __HAL_DAC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_DAC_STATE_RESET) 200 201 /** @brief Enable the DAC channel 202 * @param __HANDLE__: specifies the DAC handle. 203 * @param __DAC_CHANNEL__: specifies the DAC channel 204 * @retval None 205 */ 206 #define __HAL_DAC_ENABLE(__HANDLE__, __DAC_CHANNEL__) \ 207 ((__HANDLE__)->Instance->CR |= (DAC_CR_EN1 << (__DAC_CHANNEL__))) 208 209 /** @brief Disable the DAC channel 210 * @param __HANDLE__: specifies the DAC handle 211 * @param __DAC_CHANNEL__: specifies the DAC channel. 212 * @retval None 213 */ 214 #define __HAL_DAC_DISABLE(__HANDLE__, __DAC_CHANNEL__) \ 215 ((__HANDLE__)->Instance->CR &= ~(DAC_CR_EN1 << (__DAC_CHANNEL__))) 216 217 218 /** @brief Enable the DAC interrupt 219 * @param __HANDLE__: specifies the DAC handle 220 * @param __INTERRUPT__: specifies the DAC interrupt. 221 * @retval None 222 */ 223 #define __HAL_DAC_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) |= (__INTERRUPT__)) 224 225 /** @brief Disable the DAC interrupt 226 * @param __HANDLE__: specifies the DAC handle 227 * @param __INTERRUPT__: specifies the DAC interrupt. 228 * @retval None 229 */ 230 #define __HAL_DAC_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) &= ~(__INTERRUPT__)) 231 232 /** @brief Checks if the specified DAC interrupt source is enabled or disabled. 233 * @param __HANDLE__: DAC handle 234 * @param __INTERRUPT__: DAC interrupt source to check 235 * This parameter can be any combination of the following values: 236 * @arg DAC_IT_DMAUDR1: DAC channel 1 DMA underrun interrupt 237 * @arg DAC_IT_DMAUDR2: DAC channel 2 DMA underrun interrupt 238 * @retval State of interruption (SET or RESET) 239 */ 240 #define __HAL_DAC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR & (__INTERRUPT__)) == (__INTERRUPT__)) 241 242 /** @brief Get the selected DAC's flag status. 243 * @param __HANDLE__: specifies the DAC handle. 244 * @param __FLAG__: specifies the flag to clear. 245 * This parameter can be any combination of the following values: 246 * @arg DAC_FLAG_DMAUDR1: DMA underrun 1 flag 247 * @arg DAC_FLAG_DMAUDR2: DMA underrun 2 flag 248 * @retval None 249 */ 250 #define __HAL_DAC_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__)) 251 252 /** @brief Clear the DAC's flag. 253 * @param __HANDLE__: specifies the DAC handle. 254 * @param __FLAG__: specifies the flag to clear. 255 * This parameter can be any combination of the following values: 256 * @arg DAC_FLAG_DMAUDR1: DMA underrun 1 flag 257 * @arg DAC_FLAG_DMAUDR2: DMA underrun 2 flag 258 * @retval None 259 */ 260 #define __HAL_DAC_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) = (__FLAG__)) 261 /** 262 * @} 263 */ 264 265 /* Include DAC HAL Extension module */ 266 #include "stm32f7xx_hal_dac_ex.h" 267 268 /* Exported functions --------------------------------------------------------*/ 269 /** @addtogroup DAC_Exported_Functions 270 * @{ 271 */ 272 273 /** @addtogroup DAC_Exported_Functions_Group1 274 * @{ 275 */ 276 /* Initialization/de-initialization functions *********************************/ 277 HAL_StatusTypeDef HAL_DAC_Init(DAC_HandleTypeDef* hdac); 278 HAL_StatusTypeDef HAL_DAC_DeInit(DAC_HandleTypeDef* hdac); 279 void HAL_DAC_MspInit(DAC_HandleTypeDef* hdac); 280 void HAL_DAC_MspDeInit(DAC_HandleTypeDef* hdac); 281 /** 282 * @} 283 */ 284 285 /** @addtogroup DAC_Exported_Functions_Group2 286 * @{ 287 */ 288 /* I/O operation functions ****************************************************/ 289 HAL_StatusTypeDef HAL_DAC_Start(DAC_HandleTypeDef* hdac, uint32_t Channel); 290 HAL_StatusTypeDef HAL_DAC_Stop(DAC_HandleTypeDef* hdac, uint32_t Channel); 291 HAL_StatusTypeDef HAL_DAC_Start_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t* pData, uint32_t Length, uint32_t Alignment); 292 HAL_StatusTypeDef HAL_DAC_Stop_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel); 293 uint32_t HAL_DAC_GetValue(DAC_HandleTypeDef* hdac, uint32_t Channel); 294 /** 295 * @} 296 */ 297 298 /** @addtogroup DAC_Exported_Functions_Group3 299 * @{ 300 */ 301 /* Peripheral Control functions ***********************************************/ 302 HAL_StatusTypeDef HAL_DAC_ConfigChannel(DAC_HandleTypeDef* hdac, DAC_ChannelConfTypeDef* sConfig, uint32_t Channel); 303 HAL_StatusTypeDef HAL_DAC_SetValue(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t Alignment, uint32_t Data); 304 /** 305 * @} 306 */ 307 308 /** @addtogroup DAC_Exported_Functions_Group4 309 * @{ 310 */ 311 /* Peripheral State functions *************************************************/ 312 HAL_DAC_StateTypeDef HAL_DAC_GetState(DAC_HandleTypeDef* hdac); 313 void HAL_DAC_IRQHandler(DAC_HandleTypeDef* hdac); 314 uint32_t HAL_DAC_GetError(DAC_HandleTypeDef *hdac); 315 316 void HAL_DAC_ConvCpltCallbackCh1(DAC_HandleTypeDef* hdac); 317 void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef* hdac); 318 void HAL_DAC_ErrorCallbackCh1(DAC_HandleTypeDef *hdac); 319 void HAL_DAC_DMAUnderrunCallbackCh1(DAC_HandleTypeDef *hdac); 320 /** 321 * @} 322 */ 323 324 /** 325 * @} 326 */ 327 /* Private types -------------------------------------------------------------*/ 328 /* Private variables ---------------------------------------------------------*/ 329 /* Private constants ---------------------------------------------------------*/ 330 /** @defgroup DAC_Private_Constants DAC Private Constants 331 * @{ 332 */ 333 334 /** 335 * @} 336 */ 337 338 /* Private macros ------------------------------------------------------------*/ 339 /** @defgroup DAC_Private_Macros DAC Private Macros 340 * @{ 341 */ 342 #define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0) 343 #define IS_DAC_ALIGN(ALIGN) (((ALIGN) == DAC_ALIGN_12B_R) || \ 344 ((ALIGN) == DAC_ALIGN_12B_L) || \ 345 ((ALIGN) == DAC_ALIGN_8B_R)) 346 #define IS_DAC_CHANNEL(CHANNEL) (((CHANNEL) == DAC_CHANNEL_1) || \ 347 ((CHANNEL) == DAC_CHANNEL_2)) 348 #define IS_DAC_OUTPUT_BUFFER_STATE(STATE) (((STATE) == DAC_OUTPUTBUFFER_ENABLE) || \ 349 ((STATE) == DAC_OUTPUTBUFFER_DISABLE)) 350 351 #define IS_DAC_TRIGGER(TRIGGER) (((TRIGGER) == DAC_TRIGGER_NONE) || \ 352 ((TRIGGER) == DAC_TRIGGER_T2_TRGO) || \ 353 ((TRIGGER) == DAC_TRIGGER_T8_TRGO) || \ 354 ((TRIGGER) == DAC_TRIGGER_T7_TRGO) || \ 355 ((TRIGGER) == DAC_TRIGGER_T5_TRGO) || \ 356 ((TRIGGER) == DAC_TRIGGER_T6_TRGO) || \ 357 ((TRIGGER) == DAC_TRIGGER_T4_TRGO) || \ 358 ((TRIGGER) == DAC_TRIGGER_EXT_IT9) || \ 359 ((TRIGGER) == DAC_TRIGGER_SOFTWARE)) 360 361 /** @brief Set DHR12R1 alignment 362 * @param __ALIGNMENT__: specifies the DAC alignment 363 * @retval None 364 */ 365 #define DAC_DHR12R1_ALIGNMENT(__ALIGNMENT__) (((uint32_t)0x00000008) + (__ALIGNMENT__)) 366 367 /** @brief Set DHR12R2 alignment 368 * @param __ALIGNMENT__: specifies the DAC alignment 369 * @retval None 370 */ 371 #define DAC_DHR12R2_ALIGNMENT(__ALIGNMENT__) (((uint32_t)0x00000014) + (__ALIGNMENT__)) 372 373 /** @brief Set DHR12RD alignment 374 * @param __ALIGNMENT__: specifies the DAC alignment 375 * @retval None 376 */ 377 #define DAC_DHR12RD_ALIGNMENT(__ALIGNMENT__) (((uint32_t)0x00000020) + (__ALIGNMENT__)) 378 379 /** 380 * @} 381 */ 382 383 /* Private functions ---------------------------------------------------------*/ 384 /** @defgroup DAC_Private_Functions DAC Private Functions 385 * @{ 386 */ 387 /** 388 * @} 389 */ 390 391 /** 392 * @} 393 */ 394 395 /** 396 * @} 397 */ 398 399 #ifdef __cplusplus 400 } 401 #endif 402 403 #endif /*__STM32F7xx_HAL_DAC_H */ 404 405 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 406