stm32f4xx_hal_dac.h 13.6 KB
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/**
  ******************************************************************************
  * @file    stm32f4xx_hal_dac.h
  * @author  MCD Application Team
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  * @version V1.1.0
  * @date    19-June-2014
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  * @brief   Header file of DAC HAL module.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F4xx_HAL_DAC_H
#define __STM32F4xx_HAL_DAC_H

#ifdef __cplusplus
 extern "C" {
#endif

#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx) || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)

/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"

/** @addtogroup STM32F4xx_HAL_Driver
  * @{
  */

/** @addtogroup DAC
  * @{
  */

/* Exported types ------------------------------------------------------------*/

/** 
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  * @brief  HAL State structures definition
  */
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typedef enum
{
  HAL_DAC_STATE_RESET             = 0x00,  /*!< DAC not yet initialized or disabled  */
  HAL_DAC_STATE_READY             = 0x01,  /*!< DAC initialized and ready for use    */
  HAL_DAC_STATE_BUSY              = 0x02,  /*!< DAC internal processing is ongoing   */
  HAL_DAC_STATE_TIMEOUT           = 0x03,  /*!< DAC timeout state                    */
  HAL_DAC_STATE_ERROR             = 0x04   /*!< DAC error state                      */
}HAL_DAC_StateTypeDef;
 
/** 
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  * @brief  DAC handle Structure definition
  */
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typedef struct
{
  DAC_TypeDef                 *Instance;     /*!< Register base address             */
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  __IO HAL_DAC_StateTypeDef   State;         /*!< DAC communication state           */

  HAL_LockTypeDef             Lock;          /*!< DAC locking object                */
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  DMA_HandleTypeDef           *DMA_Handle1;  /*!< Pointer DMA handler for channel 1 */
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  DMA_HandleTypeDef           *DMA_Handle2;  /*!< Pointer DMA handler for channel 2 */

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  __IO uint32_t               ErrorCode;     /*!< DAC Error code                    */
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}DAC_HandleTypeDef;

/** 
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  * @brief   DAC Configuration regular Channel structure definition
  */
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typedef struct
{
  uint32_t DAC_Trigger;       /*!< Specifies the external trigger for the selected DAC channel.
                                   This parameter can be a value of @ref DAC_trigger_selection */
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  uint32_t DAC_OutputBuffer;  /*!< Specifies whether the DAC channel output buffer is enabled or disabled.
                                   This parameter can be a value of @ref DAC_output_buffer */
}DAC_ChannelConfTypeDef;

/* Exported constants --------------------------------------------------------*/

/** @defgroup DAC_Error_Code
  * @{
  */
#define  HAL_DAC_ERROR_NONE              0x00    /*!< No error                          */
#define  HAL_DAC_ERROR_DMAUNDERRUNCH1    0x01    /*!< DAC channel1 DAM underrun error   */
#define  HAL_DAC_ERROR_DMAUNDERRUNCH2    0x02    /*!< DAC channel2 DAM underrun error   */
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#define  HAL_DAC_ERROR_DMA               0x04    /*!< DMA error                         */
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/**
  * @}
  */
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/** @defgroup DAC_trigger_selection
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  * @{
  */

#define DAC_TRIGGER_NONE                   ((uint32_t)0x00000000) /*!< Conversion is automatic once the DAC1_DHRxxxx register 
                                                                       has been loaded, and not by external trigger */
#define DAC_TRIGGER_T2_TRGO                ((uint32_t)(DAC_CR_TSEL1_2 | DAC_CR_TEN1)) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */
#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 */
#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 */
#define DAC_TRIGGER_T6_TRGO                ((uint32_t)DAC_CR_TEN1) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel */
#define DAC_TRIGGER_T7_TRGO                ((uint32_t)(DAC_CR_TSEL1_1 | DAC_CR_TEN1)) /*!< TIM7 TRGO selected as external conversion trigger for DAC channel */
#define DAC_TRIGGER_T8_TRGO                ((uint32_t)(DAC_CR_TSEL1_0 | DAC_CR_TEN1)) /*!< TIM8 TRGO selected as external conversion trigger for DAC channel */                                                                       

#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 */
#define DAC_TRIGGER_SOFTWARE               ((uint32_t)(DAC_CR_TSEL1 | DAC_CR_TEN1)) /*!< Conversion started by software trigger for DAC channel */

#define IS_DAC_TRIGGER(TRIGGER) (((TRIGGER) == DAC_TRIGGER_NONE) || \
                                 ((TRIGGER) == DAC_TRIGGER_T2_TRGO) || \
                                 ((TRIGGER) == DAC_TRIGGER_T8_TRGO) || \
                                 ((TRIGGER) == DAC_TRIGGER_T7_TRGO) || \
                                 ((TRIGGER) == DAC_TRIGGER_T5_TRGO) || \
                                 ((TRIGGER) == DAC_TRIGGER_T6_TRGO) || \
                                 ((TRIGGER) == DAC_TRIGGER_T4_TRGO) || \
                                 ((TRIGGER) == DAC_TRIGGER_EXT_IT9) || \
                                 ((TRIGGER) == DAC_TRIGGER_SOFTWARE))
/**
  * @}
  */

/** @defgroup DAC_output_buffer 
  * @{
  */
#define DAC_OUTPUTBUFFER_ENABLE            ((uint32_t)0x00000000)
#define DAC_OUTPUTBUFFER_DISABLE           ((uint32_t)DAC_CR_BOFF1)

#define IS_DAC_OUTPUT_BUFFER_STATE(STATE) (((STATE) == DAC_OUTPUTBUFFER_ENABLE) || \
                                           ((STATE) == DAC_OUTPUTBUFFER_DISABLE))
/**
  * @}
  */

/** @defgroup DAC_Channel_selection 
  * @{
  */
#define DAC_CHANNEL_1                      ((uint32_t)0x00000000)
#define DAC_CHANNEL_2                      ((uint32_t)0x00000010)

#define IS_DAC_CHANNEL(CHANNEL) (((CHANNEL) == DAC_CHANNEL_1) || \
                                 ((CHANNEL) == DAC_CHANNEL_2))
/**
  * @}
  */

/** @defgroup DAC_data_alignement 
  * @{
  */
#define DAC_ALIGN_12B_R                    ((uint32_t)0x00000000)
#define DAC_ALIGN_12B_L                    ((uint32_t)0x00000004)
#define DAC_ALIGN_8B_R                     ((uint32_t)0x00000008)

#define IS_DAC_ALIGN(ALIGN) (((ALIGN) == DAC_ALIGN_12B_R) || \
                             ((ALIGN) == DAC_ALIGN_12B_L) || \
                             ((ALIGN) == DAC_ALIGN_8B_R))
/**
  * @}
  */

/** @defgroup DAC_data 
  * @{
  */
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#define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0)
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/**
  * @}
  */

/** @defgroup DAC_flags_definition 
  * @{
  */ 
#define DAC_FLAG_DMAUDR1                   ((uint32_t)DAC_SR_DMAUDR1)
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#define DAC_FLAG_DMAUDR2                   ((uint32_t)DAC_SR_DMAUDR2)
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#define IS_DAC_FLAG(FLAG) (((FLAG) == DAC_FLAG_DMAUDR1) || \
                           ((FLAG) == DAC_FLAG_DMAUDR2))  
/**
  * @}
  */

/** @defgroup DAC_IT_definition 
  * @{
  */ 
#define DAC_IT_DMAUDR1                   ((uint32_t)DAC_SR_DMAUDR1)
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#define DAC_IT_DMAUDR2                   ((uint32_t)DAC_SR_DMAUDR2)
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#define IS_DAC_IT(IT) (((IT) == DAC_IT_DMAUDR1) || \
                       ((IT) == DAC_IT_DMAUDR2))  
/**
  * @}
  */

/* Exported macro ------------------------------------------------------------*/
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/** @brief Reset DAC handle state
  * @param  __HANDLE__: specifies the DAC handle.
  * @retval None
  */
#define __HAL_DAC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_DAC_STATE_RESET)

/** @brief Enable the DAC channel
  * @param  __HANDLE__: specifies the DAC handle.
  * @param  __DAC_Channel__: specifies the DAC channel
  * @retval None
  */
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#define __HAL_DAC_ENABLE(__HANDLE__, __DAC_Channel__) \
((__HANDLE__)->Instance->CR |=  (DAC_CR_EN1 << (__DAC_Channel__)))

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/** @brief Disable the DAC channel
  * @param  __HANDLE__: specifies the DAC handle
  * @param  __DAC_Channel__: specifies the DAC channel.
  * @retval None
  */
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#define __HAL_DAC_DISABLE(__HANDLE__, __DAC_Channel__) \
((__HANDLE__)->Instance->CR &=  ~(DAC_CR_EN1 << (__DAC_Channel__)))
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/** @brief Set DHR12R1 alignment
  * @param  __ALIGNEMENT__: specifies the DAC alignement
  * @retval None
  */
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#define __HAL_DHR12R1_ALIGNEMENT(__ALIGNEMENT__) (((uint32_t)0x00000008) + (__ALIGNEMENT__))

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/** @brief  Set DHR12R2 alignment
  * @param  __ALIGNEMENT__: specifies the DAC alignement
  * @retval None
  */
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#define __HAL_DHR12R2_ALIGNEMENT(__ALIGNEMENT__) (((uint32_t)0x00000014) + (__ALIGNEMENT__))

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/** @brief  Set DHR12RD alignment
  * @param  __ALIGNEMENT__: specifies the DAC alignement
  * @retval None
  */
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#define __HAL_DHR12RD_ALIGNEMENT(__ALIGNEMENT__) (((uint32_t)0x00000020) + (__ALIGNEMENT__))

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/** @brief Enable the DAC interrupt
  * @param  __HANDLE__: specifies the DAC handle
  * @param  __INTERRUPT__: specifies the DAC interrupt.
  * @retval None
  */
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#define __HAL_DAC_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) |= (__INTERRUPT__))

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/** @brief Disable the DAC interrupt
  * @param  __HANDLE__: specifies the DAC handle
  * @param  __INTERRUPT__: specifies the DAC interrupt.
  * @retval None
  */
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#define __HAL_DAC_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) &= ~(__INTERRUPT__))

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/** @brief  Get the selected DAC's flag status.
  * @param  __HANDLE__: specifies the DAC handle.
  * @retval None
  */
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#define __HAL_DAC_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))

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/** @brief  Clear the DAC's flag.
  * @param  __HANDLE__: specifies the DAC handle.
  * @retval None
  */
#define __HAL_DAC_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) = (__FLAG__))
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/* Include DAC HAL Extension module */
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#include "stm32f4xx_hal_dac_ex.h"
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/* Exported functions --------------------------------------------------------*/
/* Initialization/de-initialization functions *********************************/
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HAL_StatusTypeDef HAL_DAC_Init(DAC_HandleTypeDef* hdac);
HAL_StatusTypeDef HAL_DAC_DeInit(DAC_HandleTypeDef* hdac);
void HAL_DAC_MspInit(DAC_HandleTypeDef* hdac);
void HAL_DAC_MspDeInit(DAC_HandleTypeDef* hdac);

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/* I/O operation functions ****************************************************/
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HAL_StatusTypeDef HAL_DAC_Start(DAC_HandleTypeDef* hdac, uint32_t Channel);
HAL_StatusTypeDef HAL_DAC_Stop(DAC_HandleTypeDef* hdac, uint32_t Channel);
HAL_StatusTypeDef HAL_DAC_Start_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t* pData, uint32_t Length, uint32_t Alignment);
HAL_StatusTypeDef HAL_DAC_Stop_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel);
uint32_t HAL_DAC_GetValue(DAC_HandleTypeDef* hdac, uint32_t Channel);

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/* Peripheral Control functions ***********************************************/
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HAL_StatusTypeDef HAL_DAC_ConfigChannel(DAC_HandleTypeDef* hdac, DAC_ChannelConfTypeDef* sConfig, uint32_t Channel);
HAL_StatusTypeDef HAL_DAC_SetValue(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t Alignment, uint32_t Data);

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/* Peripheral State functions *************************************************/
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HAL_DAC_StateTypeDef HAL_DAC_GetState(DAC_HandleTypeDef* hdac);
void HAL_DAC_IRQHandler(DAC_HandleTypeDef* hdac);
uint32_t HAL_DAC_GetError(DAC_HandleTypeDef *hdac);

void HAL_DAC_ConvCpltCallbackCh1(DAC_HandleTypeDef* hdac);
void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef* hdac);
void HAL_DAC_ErrorCallbackCh1(DAC_HandleTypeDef *hdac);
void HAL_DAC_DMAUnderrunCallbackCh1(DAC_HandleTypeDef *hdac);

#endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */

/**
  * @}
  */

/**
  * @}
  */
  
#ifdef __cplusplus
}
#endif

#endif /*__STM32F4xx_HAL_DAC_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/