ref: 504fa350e718a379f4a0ae764a80d1d8dd1b959b
dir: /demos/stm32f429_disco/stm/stm32f4_spl/inc/stm32f4xx_hal_dac.h/
/**
******************************************************************************
* @file stm32f4xx_hal_dac.h
* @author MCD Application Team
* @version V1.0.0
* @date 18-February-2014
* @brief Header file of DAC HAL module.
******************************************************************************
* @attention
*
* <h2><center>© 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 ------------------------------------------------------------*/
/**
* @brief HAL State structures definition
*/
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;
/**
* @brief DAC handle Structure definition
*/
typedef struct
{
DAC_TypeDef *Instance; /*!< Register base address */
__IO HAL_DAC_StateTypeDef State; /*!< DAC communication state */
HAL_LockTypeDef Lock; /*!< DAC locking object */
DMA_HandleTypeDef *DMA_Handle1; /*!< Pointer DMA handler for channel 1 */
DMA_HandleTypeDef *DMA_Handle2; /*!< Pointer DMA handler for channel 2 */
__IO uint32_t ErrorCode; /*!< DAC Error code */
}DAC_HandleTypeDef;
/**
* @brief DAC Configuration regular Channel structure definition
*/
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 */
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 */
#define HAL_DAC_ERROR_DMA 0x04 /*!< DMA error */
/**
* @}
*/
/** @defgroup DAC_trigger_selection
* @{
*/
#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
* @{
*/
#define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0)
/**
* @}
*/
/** @defgroup DAC_flags_definition
* @{
*/
#define DAC_FLAG_DMAUDR1 ((uint32_t)DAC_SR_DMAUDR1)
#define DAC_FLAG_DMAUDR2 ((uint32_t)DAC_SR_DMAUDR2)
#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)
#define DAC_IT_DMAUDR2 ((uint32_t)DAC_SR_DMAUDR2)
#define IS_DAC_IT(IT) (((IT) == DAC_IT_DMAUDR1) || \
((IT) == DAC_IT_DMAUDR2))
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/* Enable the DAC peripheral */
#define __HAL_DAC_ENABLE(__HANDLE__, __DAC_Channel__) \
((__HANDLE__)->Instance->CR |= (DAC_CR_EN1 << (__DAC_Channel__)))
/* Disable the DAC peripheral */
#define __HAL_DAC_DISABLE(__HANDLE__, __DAC_Channel__) \
((__HANDLE__)->Instance->CR &= ~(DAC_CR_EN1 << (__DAC_Channel__)))
/* Set DHR12R1 alignment */
#define __HAL_DHR12R1_ALIGNEMENT(__ALIGNEMENT__) (((uint32_t)0x00000008) + (__ALIGNEMENT__))
/* Set DHR12R2 alignment */
#define __HAL_DHR12R2_ALIGNEMENT(__ALIGNEMENT__) (((uint32_t)0x00000014) + (__ALIGNEMENT__))
/* Set DHR12RD alignment */
#define __HAL_DHR12RD_ALIGNEMENT(__ALIGNEMENT__) (((uint32_t)0x00000020) + (__ALIGNEMENT__))
/* Enable the DAC interrupt */
#define __HAL_DAC_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) |= (__INTERRUPT__))
/* Disable the DAC interrupt */
#define __HAL_DAC_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CR) &= ~(__INTERRUPT__))
/* Get the selected DAC's flag status */
#define __HAL_DAC_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))
/* Clear the DAC's flag */
#define __HAL_DAC_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) |= (__FLAG__))
/* Include DAC HAL Extension module */
#include "stm32f4xx_hal_dac_ex.h"
/* Exported functions --------------------------------------------------------*/
/* Initialization/de-initialization functions ***********************************/
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);
/* I/O operation functions ******************************************************/
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);
/* Peripheral Control functions *************************************************/
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);
/* Peripheral State functions ***************************************************/
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****/