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Diff: TARGET_DISCO_F429ZI/TOOLCHAIN_GCC_ARM/stm32f4xx_ll_dac.h
- Revision:
- 171:3a7713b1edbc
- Parent:
- 163:e59c8e839560
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_DISCO_F429ZI/TOOLCHAIN_GCC_ARM/stm32f4xx_ll_dac.h Thu Nov 08 11:45:42 2018 +0000 @@ -0,0 +1,1438 @@ +/** + ****************************************************************************** + * @file stm32f4xx_ll_dac.h + * @author MCD Application Team + * @brief Header file of DAC LL module. + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32F4xx_LL_DAC_H +#define __STM32F4xx_LL_DAC_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f4xx.h" + +/** @addtogroup STM32F4xx_LL_Driver + * @{ + */ + +#if defined(DAC) + +/** @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 */ +#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 */ +#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 */ + +#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) */ +#if defined(DAC_CHANNEL2_SUPPORT) +#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) */ +#endif /* DAC_CHANNEL2_SUPPORT */ +#define DAC_REG_DHR12RX_REGOFFSET_MASK 0x000F0000U +#define DAC_REG_DHR12LX_REGOFFSET_MASK 0x00F00000U +#define DAC_REG_DHR8RX_REGOFFSET_MASK 0x0F000000U +#define DAC_REG_DHRX_REGOFFSET_MASK (DAC_REG_DHR12RX_REGOFFSET_MASK | DAC_REG_DHR12LX_REGOFFSET_MASK | DAC_REG_DHR8RX_REGOFFSET_MASK) + +#define DAC_REG_DOR1_REGOFFSET 0x00000000U /* Register DORx channel 1 taken as reference */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define DAC_REG_DOR2_REGOFFSET 0x10000000U /* Register offset of DORx channel 1 versus DORx channel 2 (shifted left of 28 bits) */ +#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) +#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) */ +#endif /* DAC_CHANNEL2_SUPPORT */ + +/* Miscellaneous data */ +#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) */ + +/** + * @} + */ + + +/* 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) */ +#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_TIM8_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM8 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_TIM6_TRGO 0x00000000U /*!< DAC channel conversion trigger from external IP: TIM6 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_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_WAVE_AUTO_GENERATION_MODE DAC waveform automatic generation mode + * @{ + */ +#define LL_DAC_WAVE_AUTO_GENERATION_NONE 0x00000000U /*!< DAC channel wave auto generation mode disabled. */ +#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 + * @{ + */ +#define LL_DAC_NOISE_LFSR_UNMASK_BIT0 0x00000000U /*!< Noise wave generation, unmask LFSR bit0, for the selected DAC channel */ +#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 + * @{ + */ +#define LL_DAC_TRIANGLE_AMPLITUDE_1 0x00000000U /*!< Triangle wave generation, amplitude of 1 LSB of DAC output range, for the selected DAC channel */ +#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 + * @{ + */ +#define LL_DAC_OUTPUT_BUFFER_ENABLE 0x00000000U /*!< The selected DAC channel output is buffered: higher drive current capability, but also higher current consumption */ +#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 */ +/** + * @} + */ + + +/** @defgroup DAC_LL_EC_RESOLUTION DAC channel output resolution + * @{ + */ +#define LL_DAC_RESOLUTION_12B 0x00000000U /*!< DAC channel resolution 12 bits */ +#define LL_DAC_RESOLUTION_8B 0x00000002U /*!< DAC channel resolution 8 bits */ +/** + * @} + */ + +/** @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 */ +#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) */ + +/* 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 */ +#define LL_DAC_DELAY_VOLTAGE_SETTLING_US 12U /*!< Delay for DAC channel voltage settling time */ +/** + * @} + */ + +/** + * @} + */ + +/* 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__) \ + ((0x00000FFFU) >> ((__DAC_RESOLUTION__) << 1U)) + +/** + * @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_TIM8_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM7_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM6_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM5_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM4_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM2_TRGO + * @arg @ref LL_DAC_TRIG_EXT_EXTI_LINE9 + * @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_TIM8_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM7_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM6_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM5_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM4_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM2_TRGO + * @arg @ref LL_DAC_TRIG_EXT_EXTI_LINE9 + */ +__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 + * @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 + */ +__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 /* DAC */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32F4xx_LL_DAC_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/