/** ****************************************************************************** * @file stm32f0xx_dac.h * @author MCD Application Team * @version V1.5.1 * @date 13-October-2021 * @brief This file contains all the functions prototypes for the DAC firmware * library, applicable only for STM32F051 and STM32F072 devices. ****************************************************************************** * @attention * * Copyright (c) 2014 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F0XX_DAC_H #define __STM32F0XX_DAC_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f0xx.h" /** @addtogroup STM32F0xx_StdPeriph_Driver * @{ */ /** @addtogroup DAC * @{ */ /* Exported types ------------------------------------------------------------*/ /** * @brief DAC Init 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_WaveGeneration; /*!< Specifies whether DAC channel noise waves or triangle waves are generated, or whether no wave is generated. This parameter can be a value of @ref DAC_wave_generation This parameter is only applicable for STM32F072 devices */ uint32_t DAC_LFSRUnmask_TriangleAmplitude; /*!< Specifies the LFSR mask for noise wave generation or the maximum amplitude triangle generation for the DAC channel. This parameter can be a value of @ref DAC_lfsrunmask_triangleamplitude This parameter is only applicable for STM32F072 devices */ 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_InitTypeDef; /* Exported constants --------------------------------------------------------*/ /** @defgroup DAC_Exported_Constants * @{ */ /** @defgroup DAC_Trigger * @{ */ #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_T6_TRGO ((uint32_t)0x00000004) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel1 */ #define DAC_Trigger_T3_TRGO ((uint32_t)0x0000000C) /*!< TIM3 TRGO selected as external conversion trigger for DAC channel1 */ #define DAC_Trigger_T7_TRGO ((uint32_t)0x00000014) /*!< TIM7 TRGO selected as external conversion trigger for DAC channel1, applicable only for STM32F072 devices */ #define DAC_Trigger_T15_TRGO ((uint32_t)0x0000001C) /*!< TIM15 TRGO selected as external conversion trigger for DAC channel1 */ #define DAC_Trigger_T2_TRGO ((uint32_t)0x00000024) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel1 */ #define DAC_Trigger_Ext_IT9 ((uint32_t)0x00000034) /*!< EXTI Line9 event selected as external conversion trigger for DAC channels */ #define DAC_Trigger_Software ((uint32_t)0x0000003C) /*!< Conversion started by software trigger for DAC channels */ #define IS_DAC_TRIGGER(TRIGGER) (((TRIGGER) == DAC_Trigger_None) || \ ((TRIGGER) == DAC_Trigger_T6_TRGO) || \ ((TRIGGER) == DAC_Trigger_T7_TRGO) || \ ((TRIGGER) == DAC_Trigger_T3_TRGO) || \ ((TRIGGER) == DAC_Trigger_T15_TRGO) || \ ((TRIGGER) == DAC_Trigger_T2_TRGO) || \ ((TRIGGER) == DAC_Trigger_Ext_IT9) || \ ((TRIGGER) == DAC_Trigger_Software)) /** * @} */ /** @defgroup DAC_wave_generation * @brief This parameters are only applicable for STM32F072 devices. * @{ */ #define DAC_WaveGeneration_None ((uint32_t)0x00000000) #define DAC_WaveGeneration_Noise ((uint32_t)0x00000040) #define DAC_WaveGeneration_Triangle ((uint32_t)0x00000080) #define IS_DAC_GENERATE_WAVE(WAVE) (((WAVE) == DAC_WaveGeneration_None) || \ ((WAVE) == DAC_WaveGeneration_Noise) || \ ((WAVE) == DAC_WaveGeneration_Triangle)) /** * @} */ /** @defgroup DAC_lfsrunmask_triangleamplitude * @brief These parameters are only applicable for STM32F072 devices. * @{ */ #define DAC_LFSRUnmask_Bit0 ((uint32_t)0x00000000) /*!< Unmask DAC channel LFSR bit0 for noise wave generation */ #define DAC_LFSRUnmask_Bits1_0 ((uint32_t)0x00000100) /*!< Unmask DAC channel LFSR bit[1:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits2_0 ((uint32_t)0x00000200) /*!< Unmask DAC channel LFSR bit[2:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits3_0 ((uint32_t)0x00000300) /*!< Unmask DAC channel LFSR bit[3:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits4_0 ((uint32_t)0x00000400) /*!< Unmask DAC channel LFSR bit[4:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits5_0 ((uint32_t)0x00000500) /*!< Unmask DAC channel LFSR bit[5:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits6_0 ((uint32_t)0x00000600) /*!< Unmask DAC channel LFSR bit[6:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits7_0 ((uint32_t)0x00000700) /*!< Unmask DAC channel LFSR bit[7:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits8_0 ((uint32_t)0x00000800) /*!< Unmask DAC channel LFSR bit[8:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits9_0 ((uint32_t)0x00000900) /*!< Unmask DAC channel LFSR bit[9:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits10_0 ((uint32_t)0x00000A00) /*!< Unmask DAC channel LFSR bit[10:0] for noise wave generation */ #define DAC_LFSRUnmask_Bits11_0 ((uint32_t)0x00000B00) /*!< Unmask DAC channel LFSR bit[11:0] for noise wave generation */ #define DAC_TriangleAmplitude_1 ((uint32_t)0x00000000) /*!< Select max triangle amplitude of 1 */ #define DAC_TriangleAmplitude_3 ((uint32_t)0x00000100) /*!< Select max triangle amplitude of 3 */ #define DAC_TriangleAmplitude_7 ((uint32_t)0x00000200) /*!< Select max triangle amplitude of 7 */ #define DAC_TriangleAmplitude_15 ((uint32_t)0x00000300) /*!< Select max triangle amplitude of 15 */ #define DAC_TriangleAmplitude_31 ((uint32_t)0x00000400) /*!< Select max triangle amplitude of 31 */ #define DAC_TriangleAmplitude_63 ((uint32_t)0x00000500) /*!< Select max triangle amplitude of 63 */ #define DAC_TriangleAmplitude_127 ((uint32_t)0x00000600) /*!< Select max triangle amplitude of 127 */ #define DAC_TriangleAmplitude_255 ((uint32_t)0x00000700) /*!< Select max triangle amplitude of 255 */ #define DAC_TriangleAmplitude_511 ((uint32_t)0x00000800) /*!< Select max triangle amplitude of 511 */ #define DAC_TriangleAmplitude_1023 ((uint32_t)0x00000900) /*!< Select max triangle amplitude of 1023 */ #define DAC_TriangleAmplitude_2047 ((uint32_t)0x00000A00) /*!< Select max triangle amplitude of 2047 */ #define DAC_TriangleAmplitude_4095 ((uint32_t)0x00000B00) /*!< Select max triangle amplitude of 4095 */ #define IS_DAC_LFSR_UNMASK_TRIANGLE_AMPLITUDE(VALUE) (((VALUE) == DAC_LFSRUnmask_Bit0) || \ ((VALUE) == DAC_LFSRUnmask_Bits1_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits2_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits3_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits4_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits5_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits6_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits7_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits8_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits9_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits10_0) || \ ((VALUE) == DAC_LFSRUnmask_Bits11_0) || \ ((VALUE) == DAC_TriangleAmplitude_1) || \ ((VALUE) == DAC_TriangleAmplitude_3) || \ ((VALUE) == DAC_TriangleAmplitude_7) || \ ((VALUE) == DAC_TriangleAmplitude_15) || \ ((VALUE) == DAC_TriangleAmplitude_31) || \ ((VALUE) == DAC_TriangleAmplitude_63) || \ ((VALUE) == DAC_TriangleAmplitude_127) || \ ((VALUE) == DAC_TriangleAmplitude_255) || \ ((VALUE) == DAC_TriangleAmplitude_511) || \ ((VALUE) == DAC_TriangleAmplitude_1023) || \ ((VALUE) == DAC_TriangleAmplitude_2047) || \ ((VALUE) == DAC_TriangleAmplitude_4095)) /** * @} */ /** @defgroup DAC_OutputBuffer * @{ */ #define DAC_OutputBuffer_Enable ((uint32_t)0x00000000) #define DAC_OutputBuffer_Disable 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) /*!< Only applicable for STM32F072 devices */ #define IS_DAC_CHANNEL(CHANNEL) (((CHANNEL) == DAC_Channel_1) || \ ((CHANNEL) == DAC_Channel_2)) /** * @} */ /** @defgroup DAC_data_alignment * @{ */ #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_wave_generation * @brief These parameters are only applicable for STM32F072 devices. * @{ */ #define DAC_Wave_Noise ((uint32_t)0x00000040) #define DAC_Wave_Triangle ((uint32_t)0x00000080) #define IS_DAC_WAVE(WAVE) (((WAVE) == DAC_Wave_Noise) || \ ((WAVE) == DAC_Wave_Triangle)) /** * @} */ /** @defgroup DAC_data * @{ */ #define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0) /** * @} */ /** @defgroup DAC_interrupts_definition * @{ */ #define DAC_IT_DMAUDR DAC_SR_DMAUDR1 #define IS_DAC_IT(IT) (((IT) == DAC_IT_DMAUDR)) /** * @} */ /** @defgroup DAC_flags_definition * @{ */ #define DAC_FLAG_DMAUDR DAC_SR_DMAUDR1 #define IS_DAC_FLAG(FLAG) (((FLAG) == DAC_FLAG_DMAUDR)) /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /* Exported functions ------------------------------------------------------- */ /* Function used to set the DAC configuration to the default reset state *****/ void DAC_DeInit(void); /* DAC channels configuration: trigger, output buffer, data format functions */ void DAC_Init(uint32_t DAC_Channel, DAC_InitTypeDef* DAC_InitStruct); void DAC_StructInit(DAC_InitTypeDef* DAC_InitStruct); void DAC_Cmd(uint32_t DAC_Channel, FunctionalState NewState); void DAC_SoftwareTriggerCmd(uint32_t DAC_Channel, FunctionalState NewState); void DAC_DualSoftwareTriggerCmd(FunctionalState NewState); /*!< Only applicable for STM32F072 devices */ void DAC_WaveGenerationCmd(uint32_t DAC_Channel, uint32_t DAC_Wave, FunctionalState NewState); /*!< Only applicable for STM32F072 devices */ void DAC_SetChannel1Data(uint32_t DAC_Align, uint16_t Data); void DAC_SetChannel2Data(uint32_t DAC_Align, uint16_t Data); /*!< Only applicable for STM32F072 devices */ void DAC_SetDualChannelData(uint32_t DAC_Align, uint16_t Data2, uint16_t Data1); /*!< Only applicable for STM32F072 devices */ uint16_t DAC_GetDataOutputValue(uint32_t DAC_Channel); /* DMA management functions ***************************************************/ void DAC_DMACmd(uint32_t DAC_Channel, FunctionalState NewState); /* Interrupts and flags management functions **********************************/ void DAC_ITConfig(uint32_t DAC_Channel, uint32_t DAC_IT, FunctionalState NewState); FlagStatus DAC_GetFlagStatus(uint32_t DAC_Channel, uint32_t DAC_FLAG); void DAC_ClearFlag(uint32_t DAC_Channel, uint32_t DAC_FLAG); ITStatus DAC_GetITStatus(uint32_t DAC_Channel, uint32_t DAC_IT); void DAC_ClearITPendingBit(uint32_t DAC_Channel, uint32_t DAC_IT); #ifdef __cplusplus } #endif #endif /*__STM32F0XX_DAC_H */ /** * @} */ /** * @} */