208 lines
7.0 KiB
C
208 lines
7.0 KiB
C
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/**
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******************************************************************************
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* @file stm32f0xx_dac.h
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* @author MCD Application Team
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* @version V1.0.0
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* @date 23-March-2012
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* @brief This file contains all the functions prototypes for the DAC firmware
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* library.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32F0XX_DAC_H
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#define __STM32F0XX_DAC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f0xx.h"
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/** @addtogroup STM32F0xx_StdPeriph_Driver
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* @{
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*/
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/** @addtogroup DAC
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/**
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* @brief DAC Init structure definition
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*/
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typedef struct
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{
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uint32_t DAC_Trigger; /*!< Specifies the external trigger for the selected DAC channel.
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This parameter can be a value of @ref DAC_Trigger */
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uint32_t DAC_OutputBuffer; /*!< Specifies whether the DAC channel output buffer is enabled or disabled.
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This parameter can be a value of @ref DAC_OutputBuffer */
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}DAC_InitTypeDef;
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup DAC_Exported_Constants
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* @{
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*/
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/** @defgroup DAC_Trigger
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* @{
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*/
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#define DAC_Trigger_None ((uint32_t)0x00000000) /*!< Conversion is automatic once the DAC1_DHRxxxx register
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has been loaded, and not by external trigger */
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#define DAC_Trigger_T6_TRGO ((uint32_t)0x00000004) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel */
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#define DAC_Trigger_T3_TRGO ((uint32_t)0x0000000C) /*!< TIM3 TRGO selected as external conversion trigger for DAC channel */
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#define DAC_Trigger_T15_TRGO ((uint32_t)0x0000001C) /*!< TIM15 TRGO selected as external conversion trigger for DAC channel */
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#define DAC_Trigger_T2_TRGO ((uint32_t)0x00000024) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */
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#define DAC_Trigger_Ext_IT9 ((uint32_t)0x00000034) /*!< EXTI Line9 event selected as external conversion trigger for DAC channel */
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#define DAC_Trigger_Software ((uint32_t)0x0000003C) /*!< Conversion started by software trigger for DAC channel */
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#define IS_DAC_TRIGGER(TRIGGER) (((TRIGGER) == DAC_Trigger_None) || \
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((TRIGGER) == DAC_Trigger_T6_TRGO) || \
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((TRIGGER) == DAC_Trigger_T3_TRGO) || \
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((TRIGGER) == DAC_Trigger_T15_TRGO) || \
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((TRIGGER) == DAC_Trigger_T2_TRGO) || \
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((TRIGGER) == DAC_Trigger_Ext_IT9) || \
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((TRIGGER) == DAC_Trigger_Software))
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/**
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* @}
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*/
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/** @defgroup DAC_OutputBuffer
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* @{
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*/
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#define DAC_OutputBuffer_Enable ((uint32_t)0x00000000)
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#define DAC_OutputBuffer_Disable DAC_CR_BOFF1
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#define IS_DAC_OUTPUT_BUFFER_STATE(STATE) (((STATE) == DAC_OutputBuffer_Enable) || \
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((STATE) == DAC_OutputBuffer_Disable))
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/**
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* @}
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*/
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/** @defgroup DAC_Channel_selection
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* @{
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*/
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#define DAC_Channel_1 ((uint32_t)0x00000000)
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#define IS_DAC_CHANNEL(CHANNEL) (((CHANNEL) == DAC_Channel_1))
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/**
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* @}
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*/
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/** @defgroup DAC_data_alignment
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* @{
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*/
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#define DAC_Align_12b_R ((uint32_t)0x00000000)
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#define DAC_Align_12b_L ((uint32_t)0x00000004)
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#define DAC_Align_8b_R ((uint32_t)0x00000008)
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#define IS_DAC_ALIGN(ALIGN) (((ALIGN) == DAC_Align_12b_R) || \
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((ALIGN) == DAC_Align_12b_L) || \
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((ALIGN) == DAC_Align_8b_R))
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/**
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* @}
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*/
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/** @defgroup DAC_data
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* @{
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*/
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#define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0)
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/**
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* @}
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*/
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/** @defgroup DAC_interrupts_definition
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* @{
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*/
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#define DAC_IT_DMAUDR DAC_SR_DMAUDR1
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#define IS_DAC_IT(IT) (((IT) == DAC_IT_DMAUDR))
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/**
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* @}
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*/
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/** @defgroup DAC_flags_definition
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* @{
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*/
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#define DAC_FLAG_DMAUDR DAC_SR_DMAUDR1
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#define IS_DAC_FLAG(FLAG) (((FLAG) == DAC_FLAG_DMAUDR))
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions ------------------------------------------------------- */
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/* Function used to set the DAC configuration to the default reset state *****/
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void DAC_DeInit(void);
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/* DAC channels configuration: trigger, output buffer, data format functions */
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void DAC_Init(uint32_t DAC_Channel, DAC_InitTypeDef* DAC_InitStruct);
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void DAC_StructInit(DAC_InitTypeDef* DAC_InitStruct);
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void DAC_Cmd(uint32_t DAC_Channel, FunctionalState NewState);
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void DAC_SoftwareTriggerCmd(uint32_t DAC_Channel, FunctionalState NewState);
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void DAC_SetChannel1Data(uint32_t DAC_Align, uint16_t Data);
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uint16_t DAC_GetDataOutputValue(uint32_t DAC_Channel);
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/* DMA management functions ***************************************************/
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void DAC_DMACmd(uint32_t DAC_Channel, FunctionalState NewState);
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/* Interrupts and flags management functions **********************************/
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void DAC_ITConfig(uint32_t DAC_Channel, uint32_t DAC_IT, FunctionalState NewState);
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FlagStatus DAC_GetFlagStatus(uint32_t DAC_Channel, uint32_t DAC_FLAG);
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void DAC_ClearFlag(uint32_t DAC_Channel, uint32_t DAC_FLAG);
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ITStatus DAC_GetITStatus(uint32_t DAC_Channel, uint32_t DAC_IT);
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void DAC_ClearITPendingBit(uint32_t DAC_Channel, uint32_t DAC_IT);
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#ifdef __cplusplus
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}
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#endif
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#endif /*__STM32F0XX_DAC_H */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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