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/**
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* @ file stm32f3xx_ll_dac . h
* @ author MCD Application Team
* @ brief Header file of DAC LL module .
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* @ attention
*
* < h2 > < center > & copy ; COPYRIGHT ( c ) 2016 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 __STM32F3xx_LL_DAC_H
# define __STM32F3xx_LL_DAC_H
# ifdef __cplusplus
extern " C " {
# endif
/* Includes ------------------------------------------------------------------*/
# include "stm32f3xx.h"
/** @addtogroup STM32F3xx_LL_Driver
* @ {
*/
# if defined (DAC1) || defined (DAC2)
/** @defgroup DAC_LL DAC
* @ {
*/
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup DAC_LL_Private_Constants DAC Private Constants
* @ {
*/
/* Internal masks for DAC channels definition */
/* To select into literal LL_DAC_CHANNEL_x the relevant bits for: */
/* - channel bits position into register CR */
/* - channel bits position into register SWTRIG */
/* - channel register offset of data holding register DHRx */
/* - channel register offset of data output register DORx */
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# define DAC_CR_CH1_BITOFFSET 0U /* Position of channel bits into registers CR, MCR, CCR, SHHR, SHRR of channel 1 */
# define DAC_CR_CH2_BITOFFSET 16U /* Position of channel bits into registers CR, MCR, CCR, SHHR, SHRR of channel 2 */
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# define DAC_CR_CHX_BITOFFSET_MASK (DAC_CR_CH1_BITOFFSET | DAC_CR_CH2_BITOFFSET)
# define DAC_SWTR_CH1 (DAC_SWTRIGR_SWTRIG1) /* Channel bit into register SWTRIGR of channel 1. This bit is into area of LL_DAC_CR_CHx_BITOFFSET but excluded by mask DAC_CR_CHX_BITOFFSET_MASK (done to be enable to trig SW start of both DAC channels simultaneously). */
# if defined(DAC_CHANNEL2_SUPPORT)
# define DAC_SWTR_CH2 (DAC_SWTRIGR_SWTRIG2) /* Channel bit into register SWTRIGR of channel 2. This bit is into area of LL_DAC_CR_CHx_BITOFFSET but excluded by mask DAC_CR_CHX_BITOFFSET_MASK (done to be enable to trig SW start of both DAC channels simultaneously). */
# define DAC_SWTR_CHX_MASK (DAC_SWTR_CH1 | DAC_SWTR_CH2)
# else
# define DAC_SWTR_CHX_MASK (DAC_SWTR_CH1)
# endif /* DAC_CHANNEL2_SUPPORT */
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# define DAC_REG_DHR12R1_REGOFFSET 0x00000000U /* Register DHR12Rx channel 1 taken as reference */
# define DAC_REG_DHR12L1_REGOFFSET 0x00100000U /* Register offset of DHR12Lx channel 1 versus DHR12Rx channel 1 (shifted left of 20 bits) */
# define DAC_REG_DHR8R1_REGOFFSET 0x02000000U /* Register offset of DHR8Rx channel 1 versus DHR12Rx channel 1 (shifted left of 24 bits) */
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# if defined(DAC_CHANNEL2_SUPPORT)
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# define DAC_REG_DHR12R2_REGOFFSET 0x00030000U /* Register offset of DHR12Rx channel 2 versus DHR12Rx channel 1 (shifted left of 16 bits) */
# define DAC_REG_DHR12L2_REGOFFSET 0x00400000U /* Register offset of DHR12Lx channel 2 versus DHR12Rx channel 1 (shifted left of 20 bits) */
# define DAC_REG_DHR8R2_REGOFFSET 0x05000000U /* Register offset of DHR8Rx channel 2 versus DHR12Rx channel 1 (shifted left of 24 bits) */
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# endif /* DAC_CHANNEL2_SUPPORT */
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# define DAC_REG_DHR12RX_REGOFFSET_MASK 0x000F0000U
# define DAC_REG_DHR12LX_REGOFFSET_MASK 0x00F00000U
# define DAC_REG_DHR8RX_REGOFFSET_MASK 0x0F000000U
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# define DAC_REG_DHRX_REGOFFSET_MASK (DAC_REG_DHR12RX_REGOFFSET_MASK | DAC_REG_DHR12LX_REGOFFSET_MASK | DAC_REG_DHR8RX_REGOFFSET_MASK)
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# define DAC_REG_DOR1_REGOFFSET 0x00000000U /* Register DORx channel 1 taken as reference */
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# if defined(DAC_CHANNEL2_SUPPORT)
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# define DAC_REG_DOR2_REGOFFSET 0x10000000U /* Register offset of DORx channel 1 versus DORx channel 2 (shifted left of 28 bits) */
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# define DAC_REG_DORX_REGOFFSET_MASK (DAC_REG_DOR1_REGOFFSET | DAC_REG_DOR2_REGOFFSET)
# else
# define DAC_REG_DORX_REGOFFSET_MASK (DAC_REG_DOR1_REGOFFSET)
# endif /* DAC_CHANNEL2_SUPPORT */
/* DAC registers bits positions */
# if defined(DAC_CHANNEL2_SUPPORT)
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# define DAC_DHR12RD_DACC2DHR_BITOFFSET_POS 16U /* Value equivalent to POSITION_VAL(DAC_DHR12RD_DACC2DHR) */
# define DAC_DHR12LD_DACC2DHR_BITOFFSET_POS 20U /* Value equivalent to POSITION_VAL(DAC_DHR12LD_DACC2DHR) */
# define DAC_DHR8RD_DACC2DHR_BITOFFSET_POS 8U /* Value equivalent to POSITION_VAL(DAC_DHR8RD_DACC2DHR) */
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# endif /* DAC_CHANNEL2_SUPPORT */
/* Miscellaneous data */
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# define DAC_DIGITAL_SCALE_12BITS 4095U /* Full-scale digital value with a resolution of 12 bits (voltage range determined by analog voltage references Vref+ and Vref-, refer to reference manual) */
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/**
* @ }
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup DAC_LL_Private_Macros DAC Private Macros
* @ {
*/
/**
* @ brief Driver macro reserved for internal use : isolate bits with the
* selected mask and shift them to the register LSB
* ( shift mask on register position bit 0 ) .
* @ param __BITS__ Bits in register 32 bits
* @ param __MASK__ Mask in register 32 bits
* @ retval Bits in register 32 bits
*/
# define __DAC_MASK_SHIFT(__BITS__, __MASK__) \
( ( ( __BITS__ ) & ( __MASK__ ) ) > > POSITION_VAL ( ( __MASK__ ) ) )
/**
* @ brief Driver macro reserved for internal use : set a pointer to
* a register from a register basis from which an offset
* is applied .
* @ param __REG__ Register basis from which the offset is applied .
* @ param __REG_OFFFSET__ Offset to be applied ( unit : number of registers ) .
* @ retval Pointer to register address
*/
# define __DAC_PTR_REG_OFFSET(__REG__, __REG_OFFFSET__) \
( ( uint32_t * ) ( ( uint32_t ) ( ( uint32_t ) ( & ( __REG__ ) ) + ( ( __REG_OFFFSET__ ) < < 2U ) ) ) )
/**
* @ }
*/
/* Exported types ------------------------------------------------------------*/
# if defined(USE_FULL_LL_DRIVER)
/** @defgroup DAC_LL_ES_INIT DAC Exported Init structure
* @ {
*/
/**
* @ brief Structure definition of some features of DAC instance .
*/
typedef struct
{
uint32_t TriggerSource ; /*!< Set the conversion trigger source for the selected DAC channel: internal (SW start) or from external IP (timer event, external interrupt line).
This parameter can be a value of @ ref DAC_LL_EC_TRIGGER_SOURCE
This feature can be modified afterwards using unitary function @ ref LL_DAC_SetTriggerSource ( ) . */
uint32_t WaveAutoGeneration ; /*!< Set the waveform automatic generation mode for the selected DAC channel.
This parameter can be a value of @ ref DAC_LL_EC_WAVE_AUTO_GENERATION_MODE
This feature can be modified afterwards using unitary function @ ref LL_DAC_SetWaveAutoGeneration ( ) . */
uint32_t WaveAutoGenerationConfig ; /*!< Set the waveform automatic generation mode for the selected DAC channel.
If waveform automatic generation mode is set to noise , this parameter can be a value of @ ref DAC_LL_EC_WAVE_NOISE_LFSR_UNMASK_BITS
If waveform automatic generation mode is set to triangle , this parameter can be a value of @ ref DAC_LL_EC_WAVE_TRIANGLE_AMPLITUDE
@ note If waveform automatic generation mode is disabled , this parameter is discarded .
This feature can be modified afterwards using unitary function @ ref LL_DAC_SetWaveNoiseLFSR ( ) or @ ref LL_DAC_SetWaveTriangleAmplitude ( ) , depending on the wave automatic generation selected . */
uint32_t OutputBuffer ; /*!< Set the output buffer for the selected DAC channel.
This parameter can be a value of @ ref DAC_LL_EC_OUTPUT_BUFFER
This feature can be modified afterwards using unitary function @ ref LL_DAC_SetOutputBuffer ( ) . */
} LL_DAC_InitTypeDef ;
/**
* @ }
*/
# endif /* USE_FULL_LL_DRIVER */
/* Exported constants --------------------------------------------------------*/
/** @defgroup DAC_LL_Exported_Constants DAC Exported Constants
* @ {
*/
/** @defgroup DAC_LL_EC_GET_FLAG DAC flags
* @ brief Flags defines which can be used with LL_DAC_ReadReg function
* @ {
*/
/* DAC channel 1 flags */
# define LL_DAC_FLAG_DMAUDR1 (DAC_SR_DMAUDR1) /*!< DAC channel 1 flag DMA underrun */
# if defined(DAC_CHANNEL2_SUPPORT)
/* DAC channel 2 flags */
# define LL_DAC_FLAG_DMAUDR2 (DAC_SR_DMAUDR2) /*!< DAC channel 2 flag DMA underrun */
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ }
*/
/** @defgroup DAC_LL_EC_IT DAC interruptions
* @ brief IT defines which can be used with LL_DAC_ReadReg and LL_DAC_WriteReg functions
* @ {
*/
# define LL_DAC_IT_DMAUDRIE1 (DAC_CR_DMAUDRIE1) /*!< DAC channel 1 interruption DMA underrun */
# if defined(DAC_CHANNEL2_SUPPORT)
# define LL_DAC_IT_DMAUDRIE2 (DAC_CR_DMAUDRIE2) /*!< DAC channel 2 interruption DMA underrun */
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ }
*/
/** @defgroup DAC_LL_EC_CHANNEL DAC channels
* @ {
*/
# define LL_DAC_CHANNEL_1 (DAC_REG_DOR1_REGOFFSET | DAC_REG_DHR12R1_REGOFFSET | DAC_REG_DHR12L1_REGOFFSET | DAC_REG_DHR8R1_REGOFFSET | DAC_CR_CH1_BITOFFSET | DAC_SWTR_CH1) /*!< DAC channel 1 */
# if defined(DAC_CHANNEL2_SUPPORT)
# define LL_DAC_CHANNEL_2 (DAC_REG_DOR2_REGOFFSET | DAC_REG_DHR12R2_REGOFFSET | DAC_REG_DHR12L2_REGOFFSET | DAC_REG_DHR8R2_REGOFFSET | DAC_CR_CH2_BITOFFSET | DAC_SWTR_CH2) /*!< DAC channel 2 */
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ }
*/
/** @defgroup DAC_LL_EC_TRIGGER_SOURCE DAC trigger source
* @ {
*/
# define LL_DAC_TRIG_SOFTWARE (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger internal (SW start) */
# if defined(STM32F303xE) || defined(STM32F398xx) || defined(STM32F303xC) || defined(STM32F358xx)
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# define LL_DAC_TRIG_EXT_TIM6_TRGO 0x00000000U /*!< DAC channel conversion trigger from external IP: TIM6 TRGO. */
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# define LL_DAC_TRIG_EXT_TIM3_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM3 TRGO. Trigger remap: by default, default trigger. If needed to restore trigger, use @ref LL_SYSCFG_DAC1_TRIG1_REMAP_TIM3_TRGO for TIM3 selection. */
# define LL_DAC_TRIG_EXT_TIM7_TRGO ( DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: TIM7 TRGO. */
# define LL_DAC_TRIG_EXT_TIM15_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM5 TRGO. */
# define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external IP: TIM2 TRGO. */
# define LL_DAC_TRIG_EXT_TIM4_TRGO (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM4 TRGO. */
# define LL_DAC_TRIG_EXT_TIM8_TRGO (LL_DAC_TRIG_EXT_TIM3_TRGO) /*!< DAC channel conversion trigger from external IP: TIM8 TRGO. Trigger remap: use @ref LL_SYSCFG_DAC1_TRIG1_REMAP_TIM8_TRGO for TIM8 selection. */
# define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */
# elif defined(STM32F303x8) || defined(STM32F328xx)
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# define LL_DAC_TRIG_EXT_TIM6_TRGO 0x00000000U /*!< DAC channel conversion trigger from external IP: TIM6 TRGO. */
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# define LL_DAC_TRIG_EXT_TIM3_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM3 TRGO. */
# define LL_DAC_TRIG_EXT_TIM7_TRGO ( DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: TIM7 TRGO. */
# define LL_DAC_TRIG_EXT_TIM15_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM5 TRGO. */
# define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external IP: TIM2 TRGO. */
# define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */
# elif defined(STM32F302xE) || defined(STM32F302xC) || defined(STM32F302x8)
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# define LL_DAC_TRIG_EXT_TIM6_TRGO 0x00000000U /*!< DAC channel conversion trigger from external IP: TIM6 TRGO. */
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# define LL_DAC_TRIG_EXT_TIM3_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM3 TRGO. */
# define LL_DAC_TRIG_EXT_TIM15_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM5 TRGO. */
# define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external IP: TIM2 TRGO. */
# define LL_DAC_TRIG_EXT_TIM4_TRGO (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_0 ) /*!< DAC channel conversion trigger from external IP: TIM4 TRGO. */
# define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */
# elif defined(STM32F301x8) || defined(STM32F318xx)
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# define LL_DAC_TRIG_EXT_TIM6_TRGO 0x00000000U /*!< DAC channel conversion trigger from external IP: TIM6 TRGO. */
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# define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external IP: TIM2 TRGO. */
# define LL_DAC_TRIG_EXT_TIM15_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM5 TRGO. */
# define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */
# elif defined(STM32F373xC) || defined(STM32F378xx)
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# define LL_DAC_TRIG_EXT_TIM6_TRGO 0x00000000U /*!< DAC channel conversion trigger from external IP: TIM6 TRGO. */
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# define LL_DAC_TRIG_EXT_TIM3_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM3 TRGO. */
# define LL_DAC_TRIG_EXT_TIM7_TRGO ( DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: TIM7 TRGO. */
# define LL_DAC_TRIG_EXT_TIM5_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM5 TRGO. */
# define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external IP: TIM2 TRGO. */
# define LL_DAC_TRIG_EXT_TIM4_TRGO (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM4 TRGO. */
# define LL_DAC_TRIG_EXT_TIM18_TRGO (LL_DAC_TRIG_EXT_TIM5_TRGO) /*!< DAC channel conversion trigger from external IP: TIM18 TRGO. */
# define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */
# elif defined(STM32F334x8)
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# define LL_DAC_TRIG_EXT_TIM6_TRGO 0x00000000U /*!< DAC channel conversion trigger from external IP: TIM6 TRGO. */
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# define LL_DAC_TRIG_EXT_TIM3_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM3 TRGO. Trigger remap: by default, default trigger. If needed to restore trigger, use @ref LL_SYSCFG_DAC1_TRIG1_REMAP_TIM3_TRGO for TIM3 selection. */
# define LL_DAC_TRIG_EXT_TIM7_TRGO ( DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: TIM7 TRGO. */
# define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external IP: TIM2 TRGO. */
# define LL_DAC_TRIG_EXT_TIM15_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM15 TRGO. Trigger remap: by default, default trigger. If needed to restore trigger, use @ref LL_SYSCFG_DAC1_TRIG3_REMAP_TIM15_TRGO for TIM15 selection. */
# define LL_DAC_TRIGGER_HRTIM1_DACTRG1 (LL_DAC_TRIG_EXT_TIM15_TRGO) /*!< DAC channel conversion trigger from external IP: HRTIM1 DACTRG1. Available only on DAC instance: DAC1. Trigger remap: use @ref LL_SYSCFG_DAC1_TRIG3_REMAP_HRTIM1_DAC1_TRIG1 for HRTIM1 TRIG1 selection. */
# define LL_DAC_TRIGGER_HRTIM1_DACTRG2 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: HRTIM1 DACTRG2. Available only on DAC instance: DAC2. Trigger remap: use @ref LL_SYSCFG_DAC1_TRIG5_REMAP_HRTIM1_DAC1_TRIG2 for HRTIM1 TRIG2 selection. */
# define LL_DAC_TRIGGER_HRTIM1_DACTRG3 (LL_DAC_TRIGGER_HRTIM1_DACTRG2) /*!< DAC channel conversion trigger from external IP: HRTIM1 DACTRG3. */
# define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */
# endif
/**
* @ }
*/
/** @defgroup DAC_LL_EC_WAVE_AUTO_GENERATION_MODE DAC waveform automatic generation mode
* @ {
*/
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# define LL_DAC_WAVE_AUTO_GENERATION_NONE 0x00000000U /*!< DAC channel wave auto generation mode disabled. */
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# define LL_DAC_WAVE_AUTO_GENERATION_NOISE (DAC_CR_WAVE1_0) /*!< DAC channel wave auto generation mode enabled, set generated noise waveform. */
# define LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE (DAC_CR_WAVE1_1) /*!< DAC channel wave auto generation mode enabled, set generated triangle waveform. */
/**
* @ }
*/
/** @defgroup DAC_LL_EC_WAVE_NOISE_LFSR_UNMASK_BITS DAC wave generation - Noise LFSR unmask bits
* @ {
*/
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# define LL_DAC_NOISE_LFSR_UNMASK_BIT0 0x00000000U /*!< Noise wave generation, unmask LFSR bit0, for the selected DAC channel */
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# define LL_DAC_NOISE_LFSR_UNMASK_BITS1_0 ( DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[1:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS2_0 ( DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[2:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS3_0 ( DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[3:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS4_0 ( DAC_CR_MAMP1_2 ) /*!< Noise wave generation, unmask LFSR bits[4:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS5_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[5:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS6_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[6:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS7_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[7:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS8_0 (DAC_CR_MAMP1_3 ) /*!< Noise wave generation, unmask LFSR bits[8:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS9_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[9:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS10_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[10:0], for the selected DAC channel */
# define LL_DAC_NOISE_LFSR_UNMASK_BITS11_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[11:0], for the selected DAC channel */
/**
* @ }
*/
/** @defgroup DAC_LL_EC_WAVE_TRIANGLE_AMPLITUDE DAC wave generation - Triangle amplitude
* @ {
*/
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# define LL_DAC_TRIANGLE_AMPLITUDE_1 0x00000000U /*!< Triangle wave generation, amplitude of 1 LSB of DAC output range, for the selected DAC channel */
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# define LL_DAC_TRIANGLE_AMPLITUDE_3 ( DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 3 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_7 ( DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 7 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_15 ( DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 15 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_31 ( DAC_CR_MAMP1_2 ) /*!< Triangle wave generation, amplitude of 31 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_63 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 63 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_127 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 127 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_255 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 255 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_511 (DAC_CR_MAMP1_3 ) /*!< Triangle wave generation, amplitude of 512 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_1023 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 1023 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_2047 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 2047 LSB of DAC output range, for the selected DAC channel */
# define LL_DAC_TRIANGLE_AMPLITUDE_4095 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 4095 LSB of DAC output range, for the selected DAC channel */
/**
* @ }
*/
/** @defgroup DAC_LL_EC_OUTPUT_BUFFER DAC channel output buffer
* @ {
*/
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# define LL_DAC_OUTPUT_BUFFER_ENABLE 0x00000000U /*!< The selected DAC channel output is buffered: higher drive current capability, but also higher current consumption */
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# define LL_DAC_OUTPUT_BUFFER_DISABLE (DAC_CR_BOFF1) /*!< The selected DAC channel output is not buffered: lower drive current capability, but also lower current consumption */
# if defined(DAC_CR_OUTEN1) || defined(DAC_CR_OUTEN2)
# define LL_DAC_OUTPUT_SWITCH_DISABLE (LL_DAC_OUTPUT_BUFFER_ENABLE) /*!< Feature specific to STM32F303x6/8 and STM32F328: On DAC1 channel 2, output buffer is replaced by a switch to connect DAC channel output to pin PA5. On DAC2 channel 1, output buffer is replaced by a switch to connect DAC channel output to pin PA6. Selection of switch disabled: DAC channel output not connected to GPIO. */
# define LL_DAC_OUTPUT_SWITCH_ENABLE (LL_DAC_OUTPUT_BUFFER_DISABLE) /*!< Feature specific to STM32F303x6/8 and STM32F328: On DAC1 channel 2, output buffer is replaced by a switch to connect DAC channel output to pin PA5. On DAC2 channel 1, output buffer is replaced by a switch to connect DAC channel output to pin PA6. */
# endif
/**
* @ }
*/
/** @defgroup DAC_LL_EC_RESOLUTION DAC channel output resolution
* @ {
*/
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# define LL_DAC_RESOLUTION_12B 0x00000000U /*!< DAC channel resolution 12 bits */
# define LL_DAC_RESOLUTION_8B 0x00000002U /*!< DAC channel resolution 8 bits */
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/**
* @ }
*/
/** @defgroup DAC_LL_EC_REGISTERS DAC registers compliant with specific purpose
* @ {
*/
/* List of DAC registers intended to be used (most commonly) with */
/* DMA transfer. */
/* Refer to function @ref LL_DAC_DMA_GetRegAddr(). */
# define LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED DAC_REG_DHR12RX_REGOFFSET_MASK /*!< DAC channel data holding register 12 bits right aligned */
# define LL_DAC_DMA_REG_DATA_12BITS_LEFT_ALIGNED DAC_REG_DHR12LX_REGOFFSET_MASK /*!< DAC channel data holding register 12 bits left aligned */
# define LL_DAC_DMA_REG_DATA_8BITS_RIGHT_ALIGNED DAC_REG_DHR8RX_REGOFFSET_MASK /*!< DAC channel data holding register 8 bits right aligned */
/**
* @ }
*/
/** @defgroup DAC_LL_EC_HW_DELAYS Definitions of DAC hardware constraints delays
* @ note Only DAC IP HW delays are defined in DAC LL driver driver ,
* not timeout values .
* For details on delays values , refer to descriptions in source code
* above each literal definition .
* @ {
*/
/* Delay for DAC channel voltage settling time from DAC channel startup */
/* (transition from disable to enable). */
/* Note: DAC channel startup time depends on board application environment: */
/* impedance connected to DAC channel output. */
/* The delay below is specified under conditions: */
/* - voltage maximum transition (lowest to highest value) */
/* - until voltage reaches final value +-1LSB */
/* - DAC channel output buffer enabled */
/* - load impedance of 5kOhm (min), 50pF (max) */
/* Literal set to maximum value (refer to device datasheet, */
/* parameter "tWAKEUP"). */
/* Unit: us */
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# define LL_DAC_DELAY_STARTUP_VOLTAGE_SETTLING_US 15U /*!< Delay for DAC channel voltage settling time from DAC channel startup (transition from disable to enable) */
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/* Delay for DAC channel voltage settling time. */
/* Note: DAC channel startup time depends on board application environment: */
/* impedance connected to DAC channel output. */
/* The delay below is specified under conditions: */
/* - voltage maximum transition (lowest to highest value) */
/* - until voltage reaches final value +-1LSB */
/* - DAC channel output buffer enabled */
/* - load impedance of 5kOhm min, 50pF max */
/* Literal set to maximum value (refer to device datasheet, */
/* parameter "tSETTLING"). */
/* Unit: us */
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# define LL_DAC_DELAY_VOLTAGE_SETTLING_US 12U /*!< Delay for DAC channel voltage settling time */
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/**
* @ }
*/
/**
* @ }
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup DAC_LL_Exported_Macros DAC Exported Macros
* @ {
*/
/** @defgroup DAC_LL_EM_WRITE_READ Common write and read registers macros
* @ {
*/
/**
* @ brief Write a value in DAC register
* @ param __INSTANCE__ DAC Instance
* @ param __REG__ Register to be written
* @ param __VALUE__ Value to be written in the register
* @ retval None
*/
# define LL_DAC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
/**
* @ brief Read a value in DAC register
* @ param __INSTANCE__ DAC Instance
* @ param __REG__ Register to be read
* @ retval Register value
*/
# define LL_DAC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
/**
* @ }
*/
/** @defgroup DAC_LL_EM_HELPER_MACRO DAC helper macro
* @ {
*/
/**
* @ brief Helper macro to get DAC channel number in decimal format
* from literals LL_DAC_CHANNEL_x .
* Example :
* __LL_DAC_CHANNEL_TO_DECIMAL_NB ( LL_DAC_CHANNEL_1 )
* will return decimal number " 1 " .
* @ note The input can be a value from functions where a channel
* number is returned .
* @ param __CHANNEL__ This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval 1. . .2 ( value " 2 " depending on DAC channel 2 availability )
*/
# define __LL_DAC_CHANNEL_TO_DECIMAL_NB(__CHANNEL__) \
( ( __CHANNEL__ ) & DAC_SWTR_CHX_MASK )
/**
* @ brief Helper macro to get DAC channel in literal format LL_DAC_CHANNEL_x
* from number in decimal format .
* Example :
* __LL_DAC_DECIMAL_NB_TO_CHANNEL ( 1 )
* will return a data equivalent to " LL_DAC_CHANNEL_1 " .
* @ note If the input parameter does not correspond to a DAC channel ,
* this macro returns value ' 0 ' .
* @ param __DECIMAL_NB__ 1. . .2 ( value " 2 " depending on DAC channel 2 availability )
* @ retval Returned value can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
*/
# if defined(DAC_CHANNEL2_SUPPORT)
# define __LL_DAC_DECIMAL_NB_TO_CHANNEL(__DECIMAL_NB__) \
( ( ( __DECIMAL_NB__ ) = = 1U ) \
? ( \
LL_DAC_CHANNEL_1 \
) \
: \
( ( ( __DECIMAL_NB__ ) = = 2U ) \
? ( \
LL_DAC_CHANNEL_2 \
) \
: \
( \
0 \
) \
) \
)
# else
# define __LL_DAC_DECIMAL_NB_TO_CHANNEL(__DECIMAL_NB__) \
( ( ( __DECIMAL_NB__ ) = = 1U ) \
? ( \
LL_DAC_CHANNEL_1 \
) \
: \
( \
0 \
) \
)
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ brief Helper macro to define the DAC conversion data full - scale digital
* value corresponding to the selected DAC resolution .
* @ note DAC conversion data full - scale corresponds to voltage range
* determined by analog voltage references Vref + and Vref -
* ( refer to reference manual ) .
* @ param __DAC_RESOLUTION__ This parameter can be one of the following values :
* @ arg @ ref LL_DAC_RESOLUTION_12B
* @ arg @ ref LL_DAC_RESOLUTION_8B
* @ retval ADC conversion data equivalent voltage value ( unit : mVolt )
*/
# define __LL_DAC_DIGITAL_SCALE(__DAC_RESOLUTION__) \
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( ( 0x00000FFFU ) > > ( ( __DAC_RESOLUTION__ ) < < 1U ) )
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/**
* @ brief Helper macro to calculate the DAC conversion data ( unit : digital
* value ) corresponding to a voltage ( unit : mVolt ) .
* @ note This helper macro is intended to provide input data in voltage
* rather than digital value ,
* to be used with LL DAC functions such as
* @ ref LL_DAC_ConvertData12RightAligned ( ) .
* @ note Analog reference voltage ( Vref + ) must be either known from
* user board environment or can be calculated using ADC measurement
* and ADC helper macro @ ref __LL_ADC_CALC_VREFANALOG_VOLTAGE ( ) .
* @ param __VREFANALOG_VOLTAGE__ Analog reference voltage ( unit : mV )
* @ param __DAC_VOLTAGE__ Voltage to be generated by DAC channel
* ( unit : mVolt ) .
* @ param __DAC_RESOLUTION__ This parameter can be one of the following values :
* @ arg @ ref LL_DAC_RESOLUTION_12B
* @ arg @ ref LL_DAC_RESOLUTION_8B
* @ retval DAC conversion data ( unit : digital value )
*/
# define __LL_DAC_CALC_VOLTAGE_TO_DATA(__VREFANALOG_VOLTAGE__,\
__DAC_VOLTAGE__ , \
__DAC_RESOLUTION__ ) \
( ( __DAC_VOLTAGE__ ) * __LL_DAC_DIGITAL_SCALE ( __DAC_RESOLUTION__ ) \
/ ( __VREFANALOG_VOLTAGE__ ) \
)
/**
* @ }
*/
/**
* @ }
*/
/* Exported functions --------------------------------------------------------*/
/** @defgroup DAC_LL_Exported_Functions DAC Exported Functions
* @ {
*/
/** @defgroup DAC_LL_EF_Configuration Configuration of DAC channels
* @ {
*/
/**
* @ brief Set the conversion trigger source for the selected DAC channel .
* @ note For conversion trigger source to be effective , DAC trigger
* must be enabled using function @ ref LL_DAC_EnableTrigger ( ) .
* @ note To set conversion trigger source , DAC channel must be disabled .
* Otherwise , the setting is discarded .
* @ note Availability of parameters of trigger sources from timer
* depends on timers availability on the selected device .
* @ rmtoll CR TSEL1 LL_DAC_SetTriggerSource \ n
* CR TSEL2 LL_DAC_SetTriggerSource
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param TriggerSource This parameter can be one of the following values :
* @ arg @ ref LL_DAC_TRIG_SOFTWARE
* @ arg @ ref LL_DAC_TRIG_EXT_TIM2_TRGO
* @ arg @ ref LL_DAC_TRIG_EXT_TIM3_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM4_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM5_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM6_TRGO
* @ arg @ ref LL_DAC_TRIG_EXT_TIM7_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM8_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM15_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM18_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_HRTIM1_DACTRG1 ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_HRTIM1_DACTRG2 ( 1 ) ( 2 )
* @ arg @ ref LL_DAC_TRIG_EXT_HRTIM1_DACTRG3 ( 1 ) ( 3 )
* @ arg @ ref LL_DAC_TRIG_EXT_EXTI_LINE9
*
* ( 1 ) On STM32F3 , parameter not available on all devices
* ( 2 ) On STM32F3 , parameter not available on all DAC instances : DAC1 ( for DAC instances DACx available on the selected device ) . \ n
* ( 3 ) On STM32F3 , parameter not available on all DAC instances : DAC2 ( for DAC instances DACx available on the selected device ) .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_SetTriggerSource ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t TriggerSource )
{
MODIFY_REG ( DACx - > CR ,
DAC_CR_TSEL1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ,
TriggerSource < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Get the conversion trigger source for the selected DAC channel .
* @ note For conversion trigger source to be effective , DAC trigger
* must be enabled using function @ ref LL_DAC_EnableTrigger ( ) .
* @ note Availability of parameters of trigger sources from timer
* depends on timers availability on the selected device .
* @ rmtoll CR TSEL1 LL_DAC_GetTriggerSource \ n
* CR TSEL2 LL_DAC_GetTriggerSource
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval Returned value can be one of the following values :
* @ arg @ ref LL_DAC_TRIG_SOFTWARE
* @ arg @ ref LL_DAC_TRIG_EXT_TIM2_TRGO
* @ arg @ ref LL_DAC_TRIG_EXT_TIM3_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM4_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM5_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM6_TRGO
* @ arg @ ref LL_DAC_TRIG_EXT_TIM7_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM8_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM15_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_TIM18_TRGO ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_HRTIM1_DACTRG1 ( 1 )
* @ arg @ ref LL_DAC_TRIG_EXT_HRTIM1_DACTRG2 ( 1 ) ( 2 )
* @ arg @ ref LL_DAC_TRIG_EXT_HRTIM1_DACTRG3 ( 1 ) ( 3 )
* @ arg @ ref LL_DAC_TRIG_EXT_EXTI_LINE9
*
* ( 1 ) On STM32F3 , parameter not available on all devices
* ( 2 ) On STM32F3 , parameter not available on all DAC instances : DAC1 ( for DAC instances DACx available on the selected device ) . \ n
* ( 3 ) On STM32F3 , parameter not available on all DAC instances : DAC2 ( for DAC instances DACx available on the selected device ) .
*/
__STATIC_INLINE uint32_t LL_DAC_GetTriggerSource ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( uint32_t ) ( READ_BIT ( DACx - > CR , DAC_CR_TSEL1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
> > ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK )
) ;
}
/**
* @ brief Set the waveform automatic generation mode
* for the selected DAC channel .
* @ rmtoll CR WAVE1 LL_DAC_SetWaveAutoGeneration \ n
* CR WAVE2 LL_DAC_SetWaveAutoGeneration
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param WaveAutoGeneration This parameter can be one of the following values :
* @ arg @ ref LL_DAC_WAVE_AUTO_GENERATION_NONE
* @ arg @ ref LL_DAC_WAVE_AUTO_GENERATION_NOISE
* @ arg @ ref LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE
* @ retval None
*/
__STATIC_INLINE void LL_DAC_SetWaveAutoGeneration ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t WaveAutoGeneration )
{
MODIFY_REG ( DACx - > CR ,
DAC_CR_WAVE1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ,
WaveAutoGeneration < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Get the waveform automatic generation mode
* for the selected DAC channel .
* @ rmtoll CR WAVE1 LL_DAC_GetWaveAutoGeneration \ n
* CR WAVE2 LL_DAC_GetWaveAutoGeneration
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval Returned value can be one of the following values :
* @ arg @ ref LL_DAC_WAVE_AUTO_GENERATION_NONE
* @ arg @ ref LL_DAC_WAVE_AUTO_GENERATION_NOISE
* @ arg @ ref LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE
*/
__STATIC_INLINE uint32_t LL_DAC_GetWaveAutoGeneration ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( uint32_t ) ( READ_BIT ( DACx - > CR , DAC_CR_WAVE1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
> > ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK )
) ;
}
/**
* @ brief Set the noise waveform generation for the selected DAC channel :
* Noise mode and parameters LFSR ( linear feedback shift register ) .
* @ note For wave generation to be effective , DAC channel
* wave generation mode must be enabled using
* function @ ref LL_DAC_SetWaveAutoGeneration ( ) .
* @ note This setting can be set when the selected DAC channel is disabled
* ( otherwise , the setting operation is ignored ) .
* @ rmtoll CR MAMP1 LL_DAC_SetWaveNoiseLFSR \ n
* CR MAMP2 LL_DAC_SetWaveNoiseLFSR
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param NoiseLFSRMask This parameter can be one of the following values :
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BIT0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS1_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS2_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS3_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS4_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS5_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS6_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS7_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS8_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS9_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS10_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS11_0
* @ retval None
*/
__STATIC_INLINE void LL_DAC_SetWaveNoiseLFSR ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t NoiseLFSRMask )
{
MODIFY_REG ( DACx - > CR ,
DAC_CR_MAMP1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ,
NoiseLFSRMask < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Set the noise waveform generation for the selected DAC channel :
* Noise mode and parameters LFSR ( linear feedback shift register ) .
* @ rmtoll CR MAMP1 LL_DAC_GetWaveNoiseLFSR \ n
* CR MAMP2 LL_DAC_GetWaveNoiseLFSR
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval Returned value can be one of the following values :
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BIT0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS1_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS2_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS3_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS4_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS5_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS6_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS7_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS8_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS9_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS10_0
* @ arg @ ref LL_DAC_NOISE_LFSR_UNMASK_BITS11_0
*/
__STATIC_INLINE uint32_t LL_DAC_GetWaveNoiseLFSR ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( uint32_t ) ( READ_BIT ( DACx - > CR , DAC_CR_MAMP1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
> > ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK )
) ;
}
/**
* @ brief Set the triangle waveform generation for the selected DAC channel :
* triangle mode and amplitude .
* @ note For wave generation to be effective , DAC channel
* wave generation mode must be enabled using
* function @ ref LL_DAC_SetWaveAutoGeneration ( ) .
* @ note This setting can be set when the selected DAC channel is disabled
* ( otherwise , the setting operation is ignored ) .
* @ rmtoll CR MAMP1 LL_DAC_SetWaveTriangleAmplitude \ n
* CR MAMP2 LL_DAC_SetWaveTriangleAmplitude
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param TriangleAmplitude This parameter can be one of the following values :
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_1
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_3
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_7
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_15
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_31
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_63
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_127
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_255
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_511
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_1023
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_2047
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_4095
* @ retval None
*/
__STATIC_INLINE void LL_DAC_SetWaveTriangleAmplitude ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t TriangleAmplitude )
{
MODIFY_REG ( DACx - > CR ,
DAC_CR_MAMP1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ,
TriangleAmplitude < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Set the triangle waveform generation for the selected DAC channel :
* triangle mode and amplitude .
* @ rmtoll CR MAMP1 LL_DAC_GetWaveTriangleAmplitude \ n
* CR MAMP2 LL_DAC_GetWaveTriangleAmplitude
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval Returned value can be one of the following values :
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_1
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_3
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_7
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_15
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_31
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_63
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_127
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_255
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_511
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_1023
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_2047
* @ arg @ ref LL_DAC_TRIANGLE_AMPLITUDE_4095
*/
__STATIC_INLINE uint32_t LL_DAC_GetWaveTriangleAmplitude ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( uint32_t ) ( READ_BIT ( DACx - > CR , DAC_CR_MAMP1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
> > ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK )
) ;
}
/**
* @ brief Set the output buffer for the selected DAC channel .
* @ rmtoll CR BOFF1 LL_DAC_SetOutputBuffer \ n
* CR BOFF2 LL_DAC_SetOutputBuffer
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param OutputBuffer This parameter can be one of the following values :
* @ arg @ ref LL_DAC_OUTPUT_BUFFER_ENABLE
* @ arg @ ref LL_DAC_OUTPUT_BUFFER_DISABLE
* @ arg @ ref LL_DAC_OUTPUT_SWITCH_DISABLE ( 1 )
* @ arg @ ref LL_DAC_OUTPUT_SWITCH_ENABLE ( 1 )
*
* ( 1 ) Feature specific to STM32F303x6 / 8 and STM32F328 :
* On DAC1 channel 2 , output buffer is replaced by a switch
* to connect DAC channel output to pin PA5 .
* On DAC2 channel 1 , output buffer is replaced by a switch
* to connect DAC channel output to pin PA6 .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_SetOutputBuffer ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t OutputBuffer )
{
MODIFY_REG ( DACx - > CR ,
DAC_CR_BOFF1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ,
OutputBuffer < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Get the output buffer state for the selected DAC channel .
* @ rmtoll CR BOFF1 LL_DAC_GetOutputBuffer \ n
* CR BOFF2 LL_DAC_GetOutputBuffer
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval Returned value can be one of the following values :
* @ arg @ ref LL_DAC_OUTPUT_BUFFER_ENABLE
* @ arg @ ref LL_DAC_OUTPUT_BUFFER_DISABLE
* @ arg @ ref LL_DAC_OUTPUT_SWITCH_DISABLE ( 1 )
* @ arg @ ref LL_DAC_OUTPUT_SWITCH_ENABLE ( 1 )
*
* ( 1 ) Feature specific to STM32F303x6 / 8 and STM32F328 :
* On DAC1 channel 2 , output buffer is replaced by a switch
* to connect DAC channel output to pin PA5 .
* On DAC2 channel 1 , output buffer is replaced by a switch
* to connect DAC channel output to pin PA6 .
*/
__STATIC_INLINE uint32_t LL_DAC_GetOutputBuffer ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( uint32_t ) ( READ_BIT ( DACx - > CR , DAC_CR_BOFF1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
> > ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK )
) ;
}
/**
* @ }
*/
/** @defgroup DAC_LL_EF_DMA_Management DMA Management
* @ {
*/
/**
* @ brief Enable DAC DMA transfer request of the selected channel .
* @ note To configure DMA source address ( peripheral address ) ,
* use function @ ref LL_DAC_DMA_GetRegAddr ( ) .
* @ rmtoll CR DMAEN1 LL_DAC_EnableDMAReq \ n
* CR DMAEN2 LL_DAC_EnableDMAReq
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_EnableDMAReq ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
SET_BIT ( DACx - > CR ,
DAC_CR_DMAEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Disable DAC DMA transfer request of the selected channel .
* @ note To configure DMA source address ( peripheral address ) ,
* use function @ ref LL_DAC_DMA_GetRegAddr ( ) .
* @ rmtoll CR DMAEN1 LL_DAC_DisableDMAReq \ n
* CR DMAEN2 LL_DAC_DisableDMAReq
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_DisableDMAReq ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
CLEAR_BIT ( DACx - > CR ,
DAC_CR_DMAEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Get DAC DMA transfer request state of the selected channel .
* ( 0 : DAC DMA transfer request is disabled , 1 : DAC DMA transfer request is enabled )
* @ rmtoll CR DMAEN1 LL_DAC_IsDMAReqEnabled \ n
* CR DMAEN2 LL_DAC_IsDMAReqEnabled
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval State of bit ( 1 or 0 ) .
*/
__STATIC_INLINE uint32_t LL_DAC_IsDMAReqEnabled ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( READ_BIT ( DACx - > CR ,
DAC_CR_DMAEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
= = ( DAC_CR_DMAEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ) ;
}
/**
* @ brief Function to help to configure DMA transfer to DAC : retrieve the
* DAC register address from DAC instance and a list of DAC registers
* intended to be used ( most commonly ) with DMA transfer .
* @ note These DAC registers are data holding registers :
* when DAC conversion is requested , DAC generates a DMA transfer
* request to have data available in DAC data holding registers .
* @ note This macro is intended to be used with LL DMA driver , refer to
* function " LL_DMA_ConfigAddresses() " .
* Example :
* LL_DMA_ConfigAddresses ( DMA1 ,
* LL_DMA_CHANNEL_1 ,
* ( uint32_t ) & < array or variable > ,
* LL_DAC_DMA_GetRegAddr ( DAC1 , LL_DAC_CHANNEL_1 , LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED ) ,
* LL_DMA_DIRECTION_MEMORY_TO_PERIPH ) ;
* @ rmtoll DHR12R1 DACC1DHR LL_DAC_DMA_GetRegAddr \ n
* DHR12L1 DACC1DHR LL_DAC_DMA_GetRegAddr \ n
* DHR8R1 DACC1DHR LL_DAC_DMA_GetRegAddr \ n
* DHR12R2 DACC2DHR LL_DAC_DMA_GetRegAddr \ n
* DHR12L2 DACC2DHR LL_DAC_DMA_GetRegAddr \ n
* DHR8R2 DACC2DHR LL_DAC_DMA_GetRegAddr
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param Register This parameter can be one of the following values :
* @ arg @ ref LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED
* @ arg @ ref LL_DAC_DMA_REG_DATA_12BITS_LEFT_ALIGNED
* @ arg @ ref LL_DAC_DMA_REG_DATA_8BITS_RIGHT_ALIGNED
* @ retval DAC register address
*/
__STATIC_INLINE uint32_t LL_DAC_DMA_GetRegAddr ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t Register )
{
/* Retrieve address of register DHR12Rx, DHR12Lx or DHR8Rx depending on */
/* DAC channel selected. */
return ( ( uint32_t ) ( __DAC_PTR_REG_OFFSET ( ( DACx ) - > DHR12R1 , __DAC_MASK_SHIFT ( DAC_Channel , Register ) ) ) ) ;
}
/**
* @ }
*/
/** @defgroup DAC_LL_EF_Operation Operation on DAC channels
* @ {
*/
/**
* @ brief Enable DAC selected channel .
* @ rmtoll CR EN1 LL_DAC_Enable \ n
* CR EN2 LL_DAC_Enable
* @ note After enable from off state , DAC channel requires a delay
* for output voltage to reach accuracy + / - 1 LSB .
* Refer to device datasheet , parameter " tWAKEUP " .
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_Enable ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
SET_BIT ( DACx - > CR ,
DAC_CR_EN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Disable DAC selected channel .
* @ rmtoll CR EN1 LL_DAC_Disable \ n
* CR EN2 LL_DAC_Disable
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_Disable ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
CLEAR_BIT ( DACx - > CR ,
DAC_CR_EN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Get DAC enable state of the selected channel .
* ( 0 : DAC channel is disabled , 1 : DAC channel is enabled )
* @ rmtoll CR EN1 LL_DAC_IsEnabled \ n
* CR EN2 LL_DAC_IsEnabled
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval State of bit ( 1 or 0 ) .
*/
__STATIC_INLINE uint32_t LL_DAC_IsEnabled ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( READ_BIT ( DACx - > CR ,
DAC_CR_EN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
= = ( DAC_CR_EN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ) ;
}
/**
* @ brief Enable DAC trigger of the selected channel .
* @ note - If DAC trigger is disabled , DAC conversion is performed
* automatically once the data holding register is updated ,
* using functions " LL_DAC_ConvertData{8; 12}{Right; Left} Aligned() " :
* @ ref LL_DAC_ConvertData12RightAligned ( ) , . . .
* - If DAC trigger is enabled , DAC conversion is performed
* only when a hardware of software trigger event is occurring .
* Select trigger source using
* function @ ref LL_DAC_SetTriggerSource ( ) .
* @ rmtoll CR TEN1 LL_DAC_EnableTrigger \ n
* CR TEN2 LL_DAC_EnableTrigger
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_EnableTrigger ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
SET_BIT ( DACx - > CR ,
DAC_CR_TEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Disable DAC trigger of the selected channel .
* @ rmtoll CR TEN1 LL_DAC_DisableTrigger \ n
* CR TEN2 LL_DAC_DisableTrigger
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_DisableTrigger ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
CLEAR_BIT ( DACx - > CR ,
DAC_CR_TEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ;
}
/**
* @ brief Get DAC trigger state of the selected channel .
* ( 0 : DAC trigger is disabled , 1 : DAC trigger is enabled )
* @ rmtoll CR TEN1 LL_DAC_IsTriggerEnabled \ n
* CR TEN2 LL_DAC_IsTriggerEnabled
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval State of bit ( 1 or 0 ) .
*/
__STATIC_INLINE uint32_t LL_DAC_IsTriggerEnabled ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
return ( READ_BIT ( DACx - > CR ,
DAC_CR_TEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) )
= = ( DAC_CR_TEN1 < < ( DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK ) ) ) ;
}
/**
* @ brief Trig DAC conversion by software for the selected DAC channel .
* @ note Preliminarily , DAC trigger must be set to software trigger
* using function @ ref LL_DAC_SetTriggerSource ( )
* with parameter " LL_DAC_TRIGGER_SOFTWARE " .
* and DAC trigger must be enabled using
* function @ ref LL_DAC_EnableTrigger ( ) .
* @ note For devices featuring DAC with 2 channels : this function
* can perform a SW start of both DAC channels simultaneously .
* Two channels can be selected as parameter .
* Example : ( LL_DAC_CHANNEL_1 | LL_DAC_CHANNEL_2 )
* @ rmtoll SWTRIGR SWTRIG1 LL_DAC_TrigSWConversion \ n
* SWTRIGR SWTRIG2 LL_DAC_TrigSWConversion
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can a combination of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval None
*/
__STATIC_INLINE void LL_DAC_TrigSWConversion ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
SET_BIT ( DACx - > SWTRIGR ,
( DAC_Channel & DAC_SWTR_CHX_MASK ) ) ;
}
/**
* @ brief Set the data to be loaded in the data holding register
* in format 12 bits left alignment ( LSB aligned on bit 0 ) ,
* for the selected DAC channel .
* @ rmtoll DHR12R1 DACC1DHR LL_DAC_ConvertData12RightAligned \ n
* DHR12R2 DACC2DHR LL_DAC_ConvertData12RightAligned
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param Data Value between Min_Data = 0x000 and Max_Data = 0xFFF
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ConvertData12RightAligned ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t Data )
{
register uint32_t * preg = __DAC_PTR_REG_OFFSET ( DACx - > DHR12R1 , __DAC_MASK_SHIFT ( DAC_Channel , DAC_REG_DHR12RX_REGOFFSET_MASK ) ) ;
MODIFY_REG ( * preg ,
DAC_DHR12R1_DACC1DHR ,
Data ) ;
}
/**
* @ brief Set the data to be loaded in the data holding register
* in format 12 bits left alignment ( MSB aligned on bit 15 ) ,
* for the selected DAC channel .
* @ rmtoll DHR12L1 DACC1DHR LL_DAC_ConvertData12LeftAligned \ n
* DHR12L2 DACC2DHR LL_DAC_ConvertData12LeftAligned
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param Data Value between Min_Data = 0x000 and Max_Data = 0xFFF
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ConvertData12LeftAligned ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t Data )
{
register uint32_t * preg = __DAC_PTR_REG_OFFSET ( DACx - > DHR12R1 , __DAC_MASK_SHIFT ( DAC_Channel , DAC_REG_DHR12LX_REGOFFSET_MASK ) ) ;
MODIFY_REG ( * preg ,
DAC_DHR12L1_DACC1DHR ,
Data ) ;
}
/**
* @ brief Set the data to be loaded in the data holding register
* in format 8 bits left alignment ( LSB aligned on bit 0 ) ,
* for the selected DAC channel .
* @ rmtoll DHR8R1 DACC1DHR LL_DAC_ConvertData8RightAligned \ n
* DHR8R2 DACC2DHR LL_DAC_ConvertData8RightAligned
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ param Data Value between Min_Data = 0x00 and Max_Data = 0xFF
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ConvertData8RightAligned ( DAC_TypeDef * DACx , uint32_t DAC_Channel , uint32_t Data )
{
register uint32_t * preg = __DAC_PTR_REG_OFFSET ( DACx - > DHR12R1 , __DAC_MASK_SHIFT ( DAC_Channel , DAC_REG_DHR8RX_REGOFFSET_MASK ) ) ;
MODIFY_REG ( * preg ,
DAC_DHR8R1_DACC1DHR ,
Data ) ;
}
# if defined(DAC_CHANNEL2_SUPPORT)
/**
* @ brief Set the data to be loaded in the data holding register
* in format 12 bits left alignment ( LSB aligned on bit 0 ) ,
* for both DAC channels .
* @ rmtoll DHR12RD DACC1DHR LL_DAC_ConvertDualData12RightAligned \ n
* DHR12RD DACC2DHR LL_DAC_ConvertDualData12RightAligned
* @ param DACx DAC instance
* @ param DataChannel1 Value between Min_Data = 0x000 and Max_Data = 0xFFF
* @ param DataChannel2 Value between Min_Data = 0x000 and Max_Data = 0xFFF
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ConvertDualData12RightAligned ( DAC_TypeDef * DACx , uint32_t DataChannel1 , uint32_t DataChannel2 )
{
MODIFY_REG ( DACx - > DHR12RD ,
( DAC_DHR12RD_DACC2DHR | DAC_DHR12RD_DACC1DHR ) ,
( ( DataChannel2 < < DAC_DHR12RD_DACC2DHR_BITOFFSET_POS ) | DataChannel1 ) ) ;
}
/**
* @ brief Set the data to be loaded in the data holding register
* in format 12 bits left alignment ( MSB aligned on bit 15 ) ,
* for both DAC channels .
* @ rmtoll DHR12LD DACC1DHR LL_DAC_ConvertDualData12LeftAligned \ n
* DHR12LD DACC2DHR LL_DAC_ConvertDualData12LeftAligned
* @ param DACx DAC instance
* @ param DataChannel1 Value between Min_Data = 0x000 and Max_Data = 0xFFF
* @ param DataChannel2 Value between Min_Data = 0x000 and Max_Data = 0xFFF
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ConvertDualData12LeftAligned ( DAC_TypeDef * DACx , uint32_t DataChannel1 , uint32_t DataChannel2 )
{
/* Note: Data of DAC channel 2 shift value subtracted of 4 because */
/* data on 16 bits and DAC channel 2 bits field is on the 12 MSB, */
/* the 4 LSB must be taken into account for the shift value. */
MODIFY_REG ( DACx - > DHR12LD ,
( DAC_DHR12LD_DACC2DHR | DAC_DHR12LD_DACC1DHR ) ,
( ( DataChannel2 < < ( DAC_DHR12LD_DACC2DHR_BITOFFSET_POS - 4U ) ) | DataChannel1 ) ) ;
}
/**
* @ brief Set the data to be loaded in the data holding register
* in format 8 bits left alignment ( LSB aligned on bit 0 ) ,
* for both DAC channels .
* @ rmtoll DHR8RD DACC1DHR LL_DAC_ConvertDualData8RightAligned \ n
* DHR8RD DACC2DHR LL_DAC_ConvertDualData8RightAligned
* @ param DACx DAC instance
* @ param DataChannel1 Value between Min_Data = 0x00 and Max_Data = 0xFF
* @ param DataChannel2 Value between Min_Data = 0x00 and Max_Data = 0xFF
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ConvertDualData8RightAligned ( DAC_TypeDef * DACx , uint32_t DataChannel1 , uint32_t DataChannel2 )
{
MODIFY_REG ( DACx - > DHR8RD ,
( DAC_DHR8RD_DACC2DHR | DAC_DHR8RD_DACC1DHR ) ,
( ( DataChannel2 < < DAC_DHR8RD_DACC2DHR_BITOFFSET_POS ) | DataChannel1 ) ) ;
}
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ brief Retrieve output data currently generated for the selected DAC channel .
* @ note Whatever alignment and resolution settings
* ( using functions " LL_DAC_ConvertData{8; 12}{Right; Left} Aligned() " :
* @ ref LL_DAC_ConvertData12RightAligned ( ) , . . . ) ,
* output data format is 12 bits right aligned ( LSB aligned on bit 0 ) .
* @ rmtoll DOR1 DACC1DOR LL_DAC_RetrieveOutputData \ n
* DOR2 DACC2DOR LL_DAC_RetrieveOutputData
* @ param DACx DAC instance
* @ param DAC_Channel This parameter can be one of the following values :
* @ arg @ ref LL_DAC_CHANNEL_1
* @ arg @ ref LL_DAC_CHANNEL_2 ( 1 )
*
* ( 1 ) On this STM32 serie , parameter not available on all devices .
* Refer to device datasheet for channels availability .
* @ retval Value between Min_Data = 0x000 and Max_Data = 0xFFF
*/
__STATIC_INLINE uint32_t LL_DAC_RetrieveOutputData ( DAC_TypeDef * DACx , uint32_t DAC_Channel )
{
register uint32_t * preg = __DAC_PTR_REG_OFFSET ( DACx - > DOR1 , __DAC_MASK_SHIFT ( DAC_Channel , DAC_REG_DORX_REGOFFSET_MASK ) ) ;
return ( uint16_t ) READ_BIT ( * preg , DAC_DOR1_DACC1DOR ) ;
}
/**
* @ }
*/
/** @defgroup DAC_LL_EF_FLAG_Management FLAG Management
* @ {
*/
/**
* @ brief Get DAC underrun flag for DAC channel 1
* @ rmtoll SR DMAUDR1 LL_DAC_IsActiveFlag_DMAUDR1
* @ param DACx DAC instance
* @ retval State of bit ( 1 or 0 ) .
*/
__STATIC_INLINE uint32_t LL_DAC_IsActiveFlag_DMAUDR1 ( DAC_TypeDef * DACx )
{
return ( READ_BIT ( DACx - > SR , LL_DAC_FLAG_DMAUDR1 ) = = ( LL_DAC_FLAG_DMAUDR1 ) ) ;
}
# if defined(DAC_CHANNEL2_SUPPORT)
/**
* @ brief Get DAC underrun flag for DAC channel 2
* @ rmtoll SR DMAUDR2 LL_DAC_IsActiveFlag_DMAUDR2
* @ param DACx DAC instance
* @ retval State of bit ( 1 or 0 ) .
*/
__STATIC_INLINE uint32_t LL_DAC_IsActiveFlag_DMAUDR2 ( DAC_TypeDef * DACx )
{
return ( READ_BIT ( DACx - > SR , LL_DAC_FLAG_DMAUDR2 ) = = ( LL_DAC_FLAG_DMAUDR2 ) ) ;
}
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ brief Clear DAC underrun flag for DAC channel 1
* @ rmtoll SR DMAUDR1 LL_DAC_ClearFlag_DMAUDR1
* @ param DACx DAC instance
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ClearFlag_DMAUDR1 ( DAC_TypeDef * DACx )
{
WRITE_REG ( DACx - > SR , LL_DAC_FLAG_DMAUDR1 ) ;
}
# if defined(DAC_CHANNEL2_SUPPORT)
/**
* @ brief Clear DAC underrun flag for DAC channel 2
* @ rmtoll SR DMAUDR2 LL_DAC_ClearFlag_DMAUDR2
* @ param DACx DAC instance
* @ retval None
*/
__STATIC_INLINE void LL_DAC_ClearFlag_DMAUDR2 ( DAC_TypeDef * DACx )
{
WRITE_REG ( DACx - > SR , LL_DAC_FLAG_DMAUDR2 ) ;
}
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ }
*/
/** @defgroup DAC_LL_EF_IT_Management IT management
* @ {
*/
/**
* @ brief Enable DMA underrun interrupt for DAC channel 1
* @ rmtoll CR DMAUDRIE1 LL_DAC_EnableIT_DMAUDR1
* @ param DACx DAC instance
* @ retval None
*/
__STATIC_INLINE void LL_DAC_EnableIT_DMAUDR1 ( DAC_TypeDef * DACx )
{
SET_BIT ( DACx - > CR , LL_DAC_IT_DMAUDRIE1 ) ;
}
# if defined(DAC_CHANNEL2_SUPPORT)
/**
* @ brief Enable DMA underrun interrupt for DAC channel 2
* @ rmtoll CR DMAUDRIE2 LL_DAC_EnableIT_DMAUDR2
* @ param DACx DAC instance
* @ retval None
*/
__STATIC_INLINE void LL_DAC_EnableIT_DMAUDR2 ( DAC_TypeDef * DACx )
{
SET_BIT ( DACx - > CR , LL_DAC_IT_DMAUDRIE2 ) ;
}
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ brief Disable DMA underrun interrupt for DAC channel 1
* @ rmtoll CR DMAUDRIE1 LL_DAC_DisableIT_DMAUDR1
* @ param DACx DAC instance
* @ retval None
*/
__STATIC_INLINE void LL_DAC_DisableIT_DMAUDR1 ( DAC_TypeDef * DACx )
{
CLEAR_BIT ( DACx - > CR , LL_DAC_IT_DMAUDRIE1 ) ;
}
# if defined(DAC_CHANNEL2_SUPPORT)
/**
* @ brief Disable DMA underrun interrupt for DAC channel 2
* @ rmtoll CR DMAUDRIE2 LL_DAC_DisableIT_DMAUDR2
* @ param DACx DAC instance
* @ retval None
*/
__STATIC_INLINE void LL_DAC_DisableIT_DMAUDR2 ( DAC_TypeDef * DACx )
{
CLEAR_BIT ( DACx - > CR , LL_DAC_IT_DMAUDRIE2 ) ;
}
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ brief Get DMA underrun interrupt for DAC channel 1
* @ rmtoll CR DMAUDRIE1 LL_DAC_IsEnabledIT_DMAUDR1
* @ param DACx DAC instance
* @ retval State of bit ( 1 or 0 ) .
*/
__STATIC_INLINE uint32_t LL_DAC_IsEnabledIT_DMAUDR1 ( DAC_TypeDef * DACx )
{
return ( READ_BIT ( DACx - > CR , LL_DAC_IT_DMAUDRIE1 ) = = ( LL_DAC_IT_DMAUDRIE1 ) ) ;
}
# if defined(DAC_CHANNEL2_SUPPORT)
/**
* @ brief Get DMA underrun interrupt for DAC channel 2
* @ rmtoll CR DMAUDRIE2 LL_DAC_IsEnabledIT_DMAUDR2
* @ param DACx DAC instance
* @ retval State of bit ( 1 or 0 ) .
*/
__STATIC_INLINE uint32_t LL_DAC_IsEnabledIT_DMAUDR2 ( DAC_TypeDef * DACx )
{
return ( READ_BIT ( DACx - > CR , LL_DAC_IT_DMAUDRIE2 ) = = ( LL_DAC_IT_DMAUDRIE2 ) ) ;
}
# endif /* DAC_CHANNEL2_SUPPORT */
/**
* @ }
*/
# if defined(USE_FULL_LL_DRIVER)
/** @defgroup DAC_LL_EF_Init Initialization and de-initialization functions
* @ {
*/
ErrorStatus LL_DAC_DeInit ( DAC_TypeDef * DACx ) ;
ErrorStatus LL_DAC_Init ( DAC_TypeDef * DACx , uint32_t DAC_Channel , LL_DAC_InitTypeDef * DAC_InitStruct ) ;
void LL_DAC_StructInit ( LL_DAC_InitTypeDef * DAC_InitStruct ) ;
/**
* @ }
*/
# endif /* USE_FULL_LL_DRIVER */
/**
* @ }
*/
/**
* @ }
*/
# endif /* DAC1 || DAC2 */
/**
* @ }
*/
# ifdef __cplusplus
}
# endif
# endif /* __STM32F3xx_LL_DAC_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/