1 /** 2 ****************************************************************************** 3 * @file stm32f2xx_hal_dac.h 4 * @author MCD Application Team 5 * @brief Header file of DAC HAL module. 6 ****************************************************************************** 7 * @attention 8 * 9 * Copyright (c) 2016 STMicroelectronics. 10 * All rights reserved. 11 * 12 * This software is licensed under terms that can be found in the LICENSE file 13 * in the root directory of this software component. 14 * If no LICENSE file comes with this software, it is provided AS-IS. 15 * 16 ****************************************************************************** 17 */ 18 19 /* Define to prevent recursive inclusion -------------------------------------*/ 20 #ifndef STM32F2xx_HAL_DAC_H 21 #define STM32F2xx_HAL_DAC_H 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 /** @addtogroup STM32F2xx_HAL_Driver 28 * @{ 29 */ 30 31 /* Includes ------------------------------------------------------------------*/ 32 #include "stm32f2xx_hal_def.h" 33 34 #if defined(DAC) 35 36 /** @addtogroup DAC 37 * @{ 38 */ 39 40 /* Exported types ------------------------------------------------------------*/ 41 42 /** @defgroup DAC_Exported_Types DAC Exported Types 43 * @{ 44 */ 45 46 /** 47 * @brief HAL State structures definition 48 */ 49 typedef enum 50 { 51 HAL_DAC_STATE_RESET = 0x00U, /*!< DAC not yet initialized or disabled */ 52 HAL_DAC_STATE_READY = 0x01U, /*!< DAC initialized and ready for use */ 53 HAL_DAC_STATE_BUSY = 0x02U, /*!< DAC internal processing is ongoing */ 54 HAL_DAC_STATE_TIMEOUT = 0x03U, /*!< DAC timeout state */ 55 HAL_DAC_STATE_ERROR = 0x04U /*!< DAC error state */ 56 57 } HAL_DAC_StateTypeDef; 58 59 /** 60 * @brief DAC handle Structure definition 61 */ 62 #if (USE_HAL_DAC_REGISTER_CALLBACKS == 1) 63 typedef struct __DAC_HandleTypeDef 64 #else 65 typedef struct 66 #endif /* USE_HAL_DAC_REGISTER_CALLBACKS */ 67 { 68 DAC_TypeDef *Instance; /*!< Register base address */ 69 70 __IO HAL_DAC_StateTypeDef State; /*!< DAC communication state */ 71 72 HAL_LockTypeDef Lock; /*!< DAC locking object */ 73 74 DMA_HandleTypeDef *DMA_Handle1; /*!< Pointer DMA handler for channel 1 */ 75 76 DMA_HandleTypeDef *DMA_Handle2; /*!< Pointer DMA handler for channel 2 */ 77 78 __IO uint32_t ErrorCode; /*!< DAC Error code */ 79 80 #if (USE_HAL_DAC_REGISTER_CALLBACKS == 1) 81 void (* ConvCpltCallbackCh1)(struct __DAC_HandleTypeDef *hdac); 82 void (* ConvHalfCpltCallbackCh1)(struct __DAC_HandleTypeDef *hdac); 83 void (* ErrorCallbackCh1)(struct __DAC_HandleTypeDef *hdac); 84 void (* DMAUnderrunCallbackCh1)(struct __DAC_HandleTypeDef *hdac); 85 86 void (* ConvCpltCallbackCh2)(struct __DAC_HandleTypeDef *hdac); 87 void (* ConvHalfCpltCallbackCh2)(struct __DAC_HandleTypeDef *hdac); 88 void (* ErrorCallbackCh2)(struct __DAC_HandleTypeDef *hdac); 89 void (* DMAUnderrunCallbackCh2)(struct __DAC_HandleTypeDef *hdac); 90 91 92 void (* MspInitCallback)(struct __DAC_HandleTypeDef *hdac); 93 void (* MspDeInitCallback)(struct __DAC_HandleTypeDef *hdac); 94 #endif /* USE_HAL_DAC_REGISTER_CALLBACKS */ 95 96 } DAC_HandleTypeDef; 97 98 /** 99 * @brief DAC Configuration regular Channel structure definition 100 */ 101 typedef struct 102 { 103 uint32_t DAC_Trigger; /*!< Specifies the external trigger for the selected DAC channel. 104 This parameter can be a value of @ref DAC_trigger_selection */ 105 106 uint32_t DAC_OutputBuffer; /*!< Specifies whether the DAC channel output buffer is enabled or disabled. 107 This parameter can be a value of @ref DAC_output_buffer */ 108 109 } DAC_ChannelConfTypeDef; 110 111 #if (USE_HAL_DAC_REGISTER_CALLBACKS == 1) 112 /** 113 * @brief HAL DAC Callback ID enumeration definition 114 */ 115 typedef enum 116 { 117 HAL_DAC_CH1_COMPLETE_CB_ID = 0x00U, /*!< DAC CH1 Complete Callback ID */ 118 HAL_DAC_CH1_HALF_COMPLETE_CB_ID = 0x01U, /*!< DAC CH1 half Complete Callback ID */ 119 HAL_DAC_CH1_ERROR_ID = 0x02U, /*!< DAC CH1 error Callback ID */ 120 HAL_DAC_CH1_UNDERRUN_CB_ID = 0x03U, /*!< DAC CH1 underrun Callback ID */ 121 122 HAL_DAC_CH2_COMPLETE_CB_ID = 0x04U, /*!< DAC CH2 Complete Callback ID */ 123 HAL_DAC_CH2_HALF_COMPLETE_CB_ID = 0x05U, /*!< DAC CH2 half Complete Callback ID */ 124 HAL_DAC_CH2_ERROR_ID = 0x06U, /*!< DAC CH2 error Callback ID */ 125 HAL_DAC_CH2_UNDERRUN_CB_ID = 0x07U, /*!< DAC CH2 underrun Callback ID */ 126 127 HAL_DAC_MSPINIT_CB_ID = 0x08U, /*!< DAC MspInit Callback ID */ 128 HAL_DAC_MSPDEINIT_CB_ID = 0x09U, /*!< DAC MspDeInit Callback ID */ 129 HAL_DAC_ALL_CB_ID = 0x0AU /*!< DAC All ID */ 130 } HAL_DAC_CallbackIDTypeDef; 131 132 /** 133 * @brief HAL DAC Callback pointer definition 134 */ 135 typedef void (*pDAC_CallbackTypeDef)(DAC_HandleTypeDef *hdac); 136 #endif /* USE_HAL_DAC_REGISTER_CALLBACKS */ 137 138 /** 139 * @} 140 */ 141 142 /* Exported constants --------------------------------------------------------*/ 143 144 /** @defgroup DAC_Exported_Constants DAC Exported Constants 145 * @{ 146 */ 147 148 /** @defgroup DAC_Error_Code DAC Error Code 149 * @{ 150 */ 151 #define HAL_DAC_ERROR_NONE 0x00U /*!< No error */ 152 #define HAL_DAC_ERROR_DMAUNDERRUNCH1 0x01U /*!< DAC channel1 DMA underrun error */ 153 #define HAL_DAC_ERROR_DMAUNDERRUNCH2 0x02U /*!< DAC channel2 DMA underrun error */ 154 #define HAL_DAC_ERROR_DMA 0x04U /*!< DMA error */ 155 #define HAL_DAC_ERROR_TIMEOUT 0x08U /*!< Timeout error */ 156 #if (USE_HAL_DAC_REGISTER_CALLBACKS == 1) 157 #define HAL_DAC_ERROR_INVALID_CALLBACK 0x10U /*!< Invalid callback error */ 158 #endif /* USE_HAL_DAC_REGISTER_CALLBACKS */ 159 160 /** 161 * @} 162 */ 163 164 /** @defgroup DAC_trigger_selection DAC trigger selection 165 * @{ 166 */ 167 #define DAC_TRIGGER_NONE 0x00000000UL /*!< Conversion is automatic once the DAC1_DHRxxxx register has been loaded, and not by external trigger */ 168 #define DAC_TRIGGER_T2_TRGO (DAC_CR_TSEL1_2 | DAC_CR_TEN1) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */ 169 #define DAC_TRIGGER_T4_TRGO (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_0 | DAC_CR_TEN1) /*!< TIM4 TRGO selected as external conversion trigger for DAC channel */ 170 #define DAC_TRIGGER_T5_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0 | DAC_CR_TEN1) /*!< TIM3 TRGO selected as external conversion trigger for DAC channel */ 171 #define DAC_TRIGGER_T6_TRGO ( DAC_CR_TEN1) /*!< Conversion started by software trigger for DAC channel */ 172 #define DAC_TRIGGER_T7_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TEN1) /*!< TIM7 TRGO selected as external conversion trigger for DAC channel */ 173 #define DAC_TRIGGER_T8_TRGO ( DAC_CR_TSEL1_0 | DAC_CR_TEN1) /*!< TIM8 TRGO selected as external conversion trigger for DAC channel */ 174 #define DAC_TRIGGER_EXT_IT9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 | DAC_CR_TEN1) /*!< EXTI Line9 event selected as external conversion trigger for DAC channel */ 175 #define DAC_TRIGGER_SOFTWARE (DAC_CR_TSEL1 | DAC_CR_TEN1) /*!< Conversion started by software trigger for DAC channel */ 176 177 /** 178 * @} 179 */ 180 181 /** @defgroup DAC_output_buffer DAC output buffer 182 * @{ 183 */ 184 #define DAC_OUTPUTBUFFER_ENABLE 0x00000000U 185 #define DAC_OUTPUTBUFFER_DISABLE (DAC_CR_BOFF1) 186 187 /** 188 * @} 189 */ 190 191 /** @defgroup DAC_Channel_selection DAC Channel selection 192 * @{ 193 */ 194 #define DAC_CHANNEL_1 0x00000000U 195 196 #define DAC_CHANNEL_2 0x00000010U 197 198 /** 199 * @} 200 */ 201 202 /** @defgroup DAC_data_alignment DAC data alignment 203 * @{ 204 */ 205 #define DAC_ALIGN_12B_R 0x00000000U 206 #define DAC_ALIGN_12B_L 0x00000004U 207 #define DAC_ALIGN_8B_R 0x00000008U 208 209 /** 210 * @} 211 */ 212 213 /** @defgroup DAC_flags_definition DAC flags definition 214 * @{ 215 */ 216 #define DAC_FLAG_DMAUDR1 (DAC_SR_DMAUDR1) 217 218 #define DAC_FLAG_DMAUDR2 (DAC_SR_DMAUDR2) 219 220 221 /** 222 * @} 223 */ 224 225 /** @defgroup DAC_IT_definition DAC IT definition 226 * @{ 227 */ 228 #define DAC_IT_DMAUDR1 (DAC_SR_DMAUDR1) 229 230 #define DAC_IT_DMAUDR2 (DAC_SR_DMAUDR2) 231 232 233 /** 234 * @} 235 */ 236 237 /** 238 * @} 239 */ 240 241 /* Exported macro ------------------------------------------------------------*/ 242 243 /** @defgroup DAC_Exported_Macros DAC Exported Macros 244 * @{ 245 */ 246 247 /** @brief Reset DAC handle state. 248 * @param __HANDLE__ specifies the DAC handle. 249 * @retval None 250 */ 251 #if (USE_HAL_DAC_REGISTER_CALLBACKS == 1) 252 #define __HAL_DAC_RESET_HANDLE_STATE(__HANDLE__) do { \ 253 (__HANDLE__)->State = HAL_DAC_STATE_RESET; \ 254 (__HANDLE__)->MspInitCallback = NULL; \ 255 (__HANDLE__)->MspDeInitCallback = NULL; \ 256 } while(0) 257 #else 258 #define __HAL_DAC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_DAC_STATE_RESET) 259 #endif /* USE_HAL_DAC_REGISTER_CALLBACKS */ 260 261 /** @brief Enable the DAC channel. 262 * @param __HANDLE__ specifies the DAC handle. 263 * @param __DAC_Channel__ specifies the DAC channel 264 * @retval None 265 */ 266 #define __HAL_DAC_ENABLE(__HANDLE__, __DAC_Channel__) \ 267 ((__HANDLE__)->Instance->CR |= (DAC_CR_EN1 << ((__DAC_Channel__) & 0x10UL))) 268 269 /** @brief Disable the DAC channel. 270 * @param __HANDLE__ specifies the DAC handle 271 * @param __DAC_Channel__ specifies the DAC channel. 272 * @retval None 273 */ 274 #define __HAL_DAC_DISABLE(__HANDLE__, __DAC_Channel__) \ 275 ((__HANDLE__)->Instance->CR &= ~(DAC_CR_EN1 << ((__DAC_Channel__) & 0x10UL))) 276 277 /** @brief Set DHR12R1 alignment. 278 * @param __ALIGNMENT__ specifies the DAC alignment 279 * @retval None 280 */ 281 #define DAC_DHR12R1_ALIGNMENT(__ALIGNMENT__) (0x00000008UL + (__ALIGNMENT__)) 282 283 284 /** @brief Set DHR12R2 alignment. 285 * @param __ALIGNMENT__ specifies the DAC alignment 286 * @retval None 287 */ 288 #define DAC_DHR12R2_ALIGNMENT(__ALIGNMENT__) (0x00000014UL + (__ALIGNMENT__)) 289 290 291 /** @brief Set DHR12RD alignment. 292 * @param __ALIGNMENT__ specifies the DAC alignment 293 * @retval None 294 */ 295 #define DAC_DHR12RD_ALIGNMENT(__ALIGNMENT__) (0x00000020UL + (__ALIGNMENT__)) 296 297 /** @brief Enable the DAC interrupt. 298 * @param __HANDLE__ specifies the DAC handle 299 * @param __INTERRUPT__ specifies the DAC interrupt. 300 * This parameter can be any combination of the following values: 301 * @arg DAC_IT_DMAUDR1 DAC channel 1 DMA underrun interrupt 302 * @arg DAC_IT_DMAUDR2 DAC channel 2 DMA underrun interrupt 303 * @retval None 304 */ 305 #define __HAL_DAC_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) |= (__INTERRUPT__)) 306 307 /** @brief Disable the DAC interrupt. 308 * @param __HANDLE__ specifies the DAC handle 309 * @param __INTERRUPT__ specifies the DAC interrupt. 310 * This parameter can be any combination of the following values: 311 * @arg DAC_IT_DMAUDR1 DAC channel 1 DMA underrun interrupt 312 * @arg DAC_IT_DMAUDR2 DAC channel 2 DMA underrun interrupt 313 * @retval None 314 */ 315 #define __HAL_DAC_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) &= ~(__INTERRUPT__)) 316 317 /** @brief Check whether the specified DAC interrupt source is enabled or not. 318 * @param __HANDLE__ DAC handle 319 * @param __INTERRUPT__ DAC interrupt source to check 320 * This parameter can be any combination of the following values: 321 * @arg DAC_IT_DMAUDR1 DAC channel 1 DMA underrun interrupt 322 * @arg DAC_IT_DMAUDR2 DAC channel 2 DMA underrun interrupt 323 * @retval State of interruption (SET or RESET) 324 */ 325 #define __HAL_DAC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR\ 326 & (__INTERRUPT__)) == (__INTERRUPT__)) 327 328 /** @brief Get the selected DAC's flag status. 329 * @param __HANDLE__ specifies the DAC handle. 330 * @param __FLAG__ specifies the DAC flag to get. 331 * This parameter can be any combination of the following values: 332 * @arg DAC_FLAG_DMAUDR1 DAC channel 1 DMA underrun flag 333 * @arg DAC_FLAG_DMAUDR2 DAC channel 2 DMA underrun flag 334 * @retval None 335 */ 336 #define __HAL_DAC_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__)) 337 338 /** @brief Clear the DAC's flag. 339 * @param __HANDLE__ specifies the DAC handle. 340 * @param __FLAG__ specifies the DAC flag to clear. 341 * This parameter can be any combination of the following values: 342 * @arg DAC_FLAG_DMAUDR1 DAC channel 1 DMA underrun flag 343 * @arg DAC_FLAG_DMAUDR2 DAC channel 2 DMA underrun flag 344 * @retval None 345 */ 346 #define __HAL_DAC_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) = (__FLAG__)) 347 348 /** 349 * @} 350 */ 351 352 /* Private macro -------------------------------------------------------------*/ 353 354 /** @defgroup DAC_Private_Macros DAC Private Macros 355 * @{ 356 */ 357 #define IS_DAC_OUTPUT_BUFFER_STATE(STATE) (((STATE) == DAC_OUTPUTBUFFER_ENABLE) || \ 358 ((STATE) == DAC_OUTPUTBUFFER_DISABLE)) 359 360 #define IS_DAC_CHANNEL(CHANNEL) (((CHANNEL) == DAC_CHANNEL_1) || \ 361 ((CHANNEL) == DAC_CHANNEL_2)) 362 363 #define IS_DAC_ALIGN(ALIGN) (((ALIGN) == DAC_ALIGN_12B_R) || \ 364 ((ALIGN) == DAC_ALIGN_12B_L) || \ 365 ((ALIGN) == DAC_ALIGN_8B_R)) 366 367 #define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0UL) 368 369 /** 370 * @} 371 */ 372 373 /* Include DAC HAL Extended module */ 374 #include "stm32f2xx_hal_dac_ex.h" 375 376 /* Exported functions --------------------------------------------------------*/ 377 378 /** @addtogroup DAC_Exported_Functions 379 * @{ 380 */ 381 382 /** @addtogroup DAC_Exported_Functions_Group1 383 * @{ 384 */ 385 /* Initialization and de-initialization functions *****************************/ 386 HAL_StatusTypeDef HAL_DAC_Init(DAC_HandleTypeDef *hdac); 387 HAL_StatusTypeDef HAL_DAC_DeInit(DAC_HandleTypeDef *hdac); 388 void HAL_DAC_MspInit(DAC_HandleTypeDef *hdac); 389 void HAL_DAC_MspDeInit(DAC_HandleTypeDef *hdac); 390 391 /** 392 * @} 393 */ 394 395 /** @addtogroup DAC_Exported_Functions_Group2 396 * @{ 397 */ 398 /* IO operation functions *****************************************************/ 399 HAL_StatusTypeDef HAL_DAC_Start(DAC_HandleTypeDef *hdac, uint32_t Channel); 400 HAL_StatusTypeDef HAL_DAC_Stop(DAC_HandleTypeDef *hdac, uint32_t Channel); 401 HAL_StatusTypeDef HAL_DAC_Start_DMA(DAC_HandleTypeDef *hdac, uint32_t Channel, const uint32_t *pData, uint32_t Length, 402 uint32_t Alignment); 403 HAL_StatusTypeDef HAL_DAC_Stop_DMA(DAC_HandleTypeDef *hdac, uint32_t Channel); 404 void HAL_DAC_IRQHandler(DAC_HandleTypeDef *hdac); 405 HAL_StatusTypeDef HAL_DAC_SetValue(DAC_HandleTypeDef *hdac, uint32_t Channel, uint32_t Alignment, uint32_t Data); 406 407 void HAL_DAC_ConvCpltCallbackCh1(DAC_HandleTypeDef *hdac); 408 void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef *hdac); 409 void HAL_DAC_ErrorCallbackCh1(DAC_HandleTypeDef *hdac); 410 void HAL_DAC_DMAUnderrunCallbackCh1(DAC_HandleTypeDef *hdac); 411 412 #if (USE_HAL_DAC_REGISTER_CALLBACKS == 1) 413 /* DAC callback registering/unregistering */ 414 HAL_StatusTypeDef HAL_DAC_RegisterCallback(DAC_HandleTypeDef *hdac, HAL_DAC_CallbackIDTypeDef CallbackID, 415 pDAC_CallbackTypeDef pCallback); 416 HAL_StatusTypeDef HAL_DAC_UnRegisterCallback(DAC_HandleTypeDef *hdac, HAL_DAC_CallbackIDTypeDef CallbackID); 417 #endif /* USE_HAL_DAC_REGISTER_CALLBACKS */ 418 419 /** 420 * @} 421 */ 422 423 /** @addtogroup DAC_Exported_Functions_Group3 424 * @{ 425 */ 426 /* Peripheral Control functions ***********************************************/ 427 uint32_t HAL_DAC_GetValue(const DAC_HandleTypeDef *hdac, uint32_t Channel); 428 HAL_StatusTypeDef HAL_DAC_ConfigChannel(DAC_HandleTypeDef *hdac, 429 const DAC_ChannelConfTypeDef *sConfig, uint32_t Channel); 430 /** 431 * @} 432 */ 433 434 /** @addtogroup DAC_Exported_Functions_Group4 435 * @{ 436 */ 437 /* Peripheral State and Error functions ***************************************/ 438 HAL_DAC_StateTypeDef HAL_DAC_GetState(const DAC_HandleTypeDef *hdac); 439 uint32_t HAL_DAC_GetError(const DAC_HandleTypeDef *hdac); 440 441 /** 442 * @} 443 */ 444 445 /** 446 * @} 447 */ 448 449 /** @defgroup DAC_Private_Functions DAC Private Functions 450 * @{ 451 */ 452 void DAC_DMAConvCpltCh1(DMA_HandleTypeDef *hdma); 453 void DAC_DMAErrorCh1(DMA_HandleTypeDef *hdma); 454 void DAC_DMAHalfConvCpltCh1(DMA_HandleTypeDef *hdma); 455 /** 456 * @} 457 */ 458 459 /** 460 * @} 461 */ 462 463 #endif /* DAC */ 464 465 /** 466 * @} 467 */ 468 469 #ifdef __cplusplus 470 } 471 #endif 472 473 474 #endif /* STM32F2xx_HAL_DAC_H */ 475
