Diff: targets/cmsis/TARGET_STM/TARGET_DISCO_F100RB/stm32f10x_dac.c

Revision:

126:549ba18ddd81

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_STM/TARGET_DISCO_F100RB/stm32f10x_dac.c	Wed Mar 19 16:00:09 2014 +0000
@@ -0,0 +1,586 @@
+/**
+  ******************************************************************************
+  * @file    stm32f10x_dac.c
+  * @author  MCD Application Team
+  * @version V3.6.1
+  * @date    05-March-2012
+  * @brief   This file provides all the DAC firmware functions.
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * 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.
+ *******************************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x_dac.h"
+#include "stm32f10x_rcc.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Driver
+  * @{
+  */
+
+/** @defgroup DAC 
+  * @brief DAC driver modules
+  * @{
+  */ 
+
+/** @defgroup DAC_Private_TypesDefinitions
+  * @{
+  */
+
+/**
+  * @}
+  */
+
+/** @defgroup DAC_Private_Defines
+  * @{
+  */
+
+/* CR register Mask */
+#define CR_CLEAR_MASK              ((uint32_t)0x00000FFE)
+
+/* DAC Dual Channels SWTRIG masks */
+#define DUAL_SWTRIG_SET            ((uint32_t)0x00000003)
+#define DUAL_SWTRIG_RESET          ((uint32_t)0xFFFFFFFC)
+
+/* DHR registers offsets */
+#define DHR12R1_OFFSET             ((uint32_t)0x00000008)
+#define DHR12R2_OFFSET             ((uint32_t)0x00000014)
+#define DHR12RD_OFFSET             ((uint32_t)0x00000020)
+
+/* DOR register offset */
+#define DOR_OFFSET                 ((uint32_t)0x0000002C)
+/**
+  * @}
+  */
+
+/** @defgroup DAC_Private_Macros
+  * @{
+  */
+
+/**
+  * @}
+  */
+
+/** @defgroup DAC_Private_Variables
+  * @{
+  */
+
+/**
+  * @}
+  */
+
+/** @defgroup DAC_Private_FunctionPrototypes
+  * @{
+  */
+
+/**
+  * @}
+  */
+
+/** @defgroup DAC_Private_Functions
+  * @{
+  */
+
+/**
+  * @brief  Deinitializes the DAC peripheral registers to their default reset values.
+  * @param  None
+  * @retval None
+  */
+void DAC_DeInit(void)
+{
+  /* Enable DAC reset state */
+  RCC_APB1PeriphResetCmd(RCC_APB1Periph_DAC, ENABLE);
+  /* Release DAC from reset state */
+  RCC_APB1PeriphResetCmd(RCC_APB1Periph_DAC, DISABLE);
+}
+
+/**
+  * @brief  Initializes the DAC peripheral according to the specified 
+  *         parameters in the DAC_InitStruct.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  DAC_InitStruct: pointer to a DAC_InitTypeDef structure that
+  *        contains the configuration information for the specified DAC channel.
+  * @retval None
+  */
+void DAC_Init(uint32_t DAC_Channel, DAC_InitTypeDef* DAC_InitStruct)
+{
+  uint32_t tmpreg1 = 0, tmpreg2 = 0;
+  /* Check the DAC parameters */
+  assert_param(IS_DAC_TRIGGER(DAC_InitStruct->DAC_Trigger));
+  assert_param(IS_DAC_GENERATE_WAVE(DAC_InitStruct->DAC_WaveGeneration));
+  assert_param(IS_DAC_LFSR_UNMASK_TRIANGLE_AMPLITUDE(DAC_InitStruct->DAC_LFSRUnmask_TriangleAmplitude));
+  assert_param(IS_DAC_OUTPUT_BUFFER_STATE(DAC_InitStruct->DAC_OutputBuffer));
+/*---------------------------- DAC CR Configuration --------------------------*/
+  /* Get the DAC CR value */
+  tmpreg1 = DAC->CR;
+  /* Clear BOFFx, TENx, TSELx, WAVEx and MAMPx bits */
+  tmpreg1 &= ~(CR_CLEAR_MASK << DAC_Channel);
+  /* Configure for the selected DAC channel: buffer output, trigger, wave generation,
+     mask/amplitude for wave generation */
+  /* Set TSELx and TENx bits according to DAC_Trigger value */
+  /* Set WAVEx bits according to DAC_WaveGeneration value */
+  /* Set MAMPx bits according to DAC_LFSRUnmask_TriangleAmplitude value */ 
+  /* Set BOFFx bit according to DAC_OutputBuffer value */   
+  tmpreg2 = (DAC_InitStruct->DAC_Trigger | DAC_InitStruct->DAC_WaveGeneration |
+             DAC_InitStruct->DAC_LFSRUnmask_TriangleAmplitude | DAC_InitStruct->DAC_OutputBuffer);
+  /* Calculate CR register value depending on DAC_Channel */
+  tmpreg1 |= tmpreg2 << DAC_Channel;
+  /* Write to DAC CR */
+  DAC->CR = tmpreg1;
+}
+
+/**
+  * @brief  Fills each DAC_InitStruct member with its default value.
+  * @param  DAC_InitStruct : pointer to a DAC_InitTypeDef structure which will
+  *         be initialized.
+  * @retval None
+  */
+void DAC_StructInit(DAC_InitTypeDef* DAC_InitStruct)
+{
+/*--------------- Reset DAC init structure parameters values -----------------*/
+  /* Initialize the DAC_Trigger member */
+  DAC_InitStruct->DAC_Trigger = DAC_Trigger_None;
+  /* Initialize the DAC_WaveGeneration member */
+  DAC_InitStruct->DAC_WaveGeneration = DAC_WaveGeneration_None;
+  /* Initialize the DAC_LFSRUnmask_TriangleAmplitude member */
+  DAC_InitStruct->DAC_LFSRUnmask_TriangleAmplitude = DAC_LFSRUnmask_Bit0;
+  /* Initialize the DAC_OutputBuffer member */
+  DAC_InitStruct->DAC_OutputBuffer = DAC_OutputBuffer_Enable;
+}
+
+/**
+  * @brief  Enables or disables the specified DAC channel.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  NewState: new state of the DAC channel. 
+  *   This parameter can be: ENABLE or DISABLE.
+  * @retval None
+  */
+void DAC_Cmd(uint32_t DAC_Channel, FunctionalState NewState)
+{
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_FUNCTIONAL_STATE(NewState));
+  if (NewState != DISABLE)
+  {
+    /* Enable the selected DAC channel */
+    DAC->CR |= (DAC_CR_EN1 << DAC_Channel);
+  }
+  else
+  {
+    /* Disable the selected DAC channel */
+    DAC->CR &= ~(DAC_CR_EN1 << DAC_Channel);
+  }
+}
+#if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL) || defined (STM32F10X_HD_VL)
+/**
+  * @brief  Enables or disables the specified DAC interrupts.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  DAC_IT: specifies the DAC interrupt sources to be enabled or disabled. 
+  *   This parameter can be the following values:
+  *     @arg DAC_IT_DMAUDR: DMA underrun interrupt mask                      
+  * @param  NewState: new state of the specified DAC interrupts.
+  *   This parameter can be: ENABLE or DISABLE.
+  * @retval None
+  */ 
+void DAC_ITConfig(uint32_t DAC_Channel, uint32_t DAC_IT, FunctionalState NewState)  
+{
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_FUNCTIONAL_STATE(NewState));
+  assert_param(IS_DAC_IT(DAC_IT)); 
+
+  if (NewState != DISABLE)
+  {
+    /* Enable the selected DAC interrupts */
+    DAC->CR |=  (DAC_IT << DAC_Channel);
+  }
+  else
+  {
+    /* Disable the selected DAC interrupts */
+    DAC->CR &= (~(uint32_t)(DAC_IT << DAC_Channel));
+  }
+}
+#endif
+
+/**
+  * @brief  Enables or disables the specified DAC channel DMA request.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  NewState: new state of the selected DAC channel DMA request.
+  *   This parameter can be: ENABLE or DISABLE.
+  * @retval None
+  */
+void DAC_DMACmd(uint32_t DAC_Channel, FunctionalState NewState)
+{
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_FUNCTIONAL_STATE(NewState));
+  if (NewState != DISABLE)
+  {
+    /* Enable the selected DAC channel DMA request */
+    DAC->CR |= (DAC_CR_DMAEN1 << DAC_Channel);
+  }
+  else
+  {
+    /* Disable the selected DAC channel DMA request */
+    DAC->CR &= ~(DAC_CR_DMAEN1 << DAC_Channel);
+  }
+}
+
+/**
+  * @brief  Enables or disables the selected DAC channel software trigger.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  NewState: new state of the selected DAC channel software trigger.
+  *   This parameter can be: ENABLE or DISABLE.
+  * @retval None
+  */
+void DAC_SoftwareTriggerCmd(uint32_t DAC_Channel, FunctionalState NewState)
+{
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_FUNCTIONAL_STATE(NewState));
+  if (NewState != DISABLE)
+  {
+    /* Enable software trigger for the selected DAC channel */
+    DAC->SWTRIGR |= (uint32_t)DAC_SWTRIGR_SWTRIG1 << (DAC_Channel >> 4);
+  }
+  else
+  {
+    /* Disable software trigger for the selected DAC channel */
+    DAC->SWTRIGR &= ~((uint32_t)DAC_SWTRIGR_SWTRIG1 << (DAC_Channel >> 4));
+  }
+}
+
+/**
+  * @brief  Enables or disables simultaneously the two DAC channels software
+  *   triggers.
+  * @param  NewState: new state of the DAC channels software triggers.
+  *   This parameter can be: ENABLE or DISABLE.
+  * @retval None
+  */
+void DAC_DualSoftwareTriggerCmd(FunctionalState NewState)
+{
+  /* Check the parameters */
+  assert_param(IS_FUNCTIONAL_STATE(NewState));
+  if (NewState != DISABLE)
+  {
+    /* Enable software trigger for both DAC channels */
+    DAC->SWTRIGR |= DUAL_SWTRIG_SET ;
+  }
+  else
+  {
+    /* Disable software trigger for both DAC channels */
+    DAC->SWTRIGR &= DUAL_SWTRIG_RESET;
+  }
+}
+
+/**
+  * @brief  Enables or disables the selected DAC channel wave generation.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  DAC_Wave: Specifies the wave type to enable or disable.
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Wave_Noise: noise wave generation
+  *     @arg DAC_Wave_Triangle: triangle wave generation
+  * @param  NewState: new state of the selected DAC channel wave generation.
+  *   This parameter can be: ENABLE or DISABLE.
+  * @retval None
+  */
+void DAC_WaveGenerationCmd(uint32_t DAC_Channel, uint32_t DAC_Wave, FunctionalState NewState)
+{
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_DAC_WAVE(DAC_Wave)); 
+  assert_param(IS_FUNCTIONAL_STATE(NewState));
+  if (NewState != DISABLE)
+  {
+    /* Enable the selected wave generation for the selected DAC channel */
+    DAC->CR |= DAC_Wave << DAC_Channel;
+  }
+  else
+  {
+    /* Disable the selected wave generation for the selected DAC channel */
+    DAC->CR &= ~(DAC_Wave << DAC_Channel);
+  }
+}
+
+/**
+  * @brief  Set the specified data holding register value for DAC channel1.
+  * @param  DAC_Align: Specifies the data alignment for DAC channel1.
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Align_8b_R: 8bit right data alignment selected
+  *     @arg DAC_Align_12b_L: 12bit left data alignment selected
+  *     @arg DAC_Align_12b_R: 12bit right data alignment selected
+  * @param  Data : Data to be loaded in the selected data holding register.
+  * @retval None
+  */
+void DAC_SetChannel1Data(uint32_t DAC_Align, uint16_t Data)
+{  
+  __IO uint32_t tmp = 0;
+  
+  /* Check the parameters */
+  assert_param(IS_DAC_ALIGN(DAC_Align));
+  assert_param(IS_DAC_DATA(Data));
+  
+  tmp = (uint32_t)DAC_BASE; 
+  tmp += DHR12R1_OFFSET + DAC_Align;
+
+  /* Set the DAC channel1 selected data holding register */
+  *(__IO uint32_t *) tmp = Data;
+}
+
+/**
+  * @brief  Set the specified data holding register value for DAC channel2.
+  * @param  DAC_Align: Specifies the data alignment for DAC channel2.
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Align_8b_R: 8bit right data alignment selected
+  *     @arg DAC_Align_12b_L: 12bit left data alignment selected
+  *     @arg DAC_Align_12b_R: 12bit right data alignment selected
+  * @param  Data : Data to be loaded in the selected data holding register.
+  * @retval None
+  */
+void DAC_SetChannel2Data(uint32_t DAC_Align, uint16_t Data)
+{
+  __IO uint32_t tmp = 0;
+
+  /* Check the parameters */
+  assert_param(IS_DAC_ALIGN(DAC_Align));
+  assert_param(IS_DAC_DATA(Data));
+  
+  tmp = (uint32_t)DAC_BASE;
+  tmp += DHR12R2_OFFSET + DAC_Align;
+
+  /* Set the DAC channel2 selected data holding register */
+  *(__IO uint32_t *)tmp = Data;
+}
+
+/**
+  * @brief  Set the specified data holding register value for dual channel
+  *   DAC.
+  * @param  DAC_Align: Specifies the data alignment for dual channel DAC.
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Align_8b_R: 8bit right data alignment selected
+  *     @arg DAC_Align_12b_L: 12bit left data alignment selected
+  *     @arg DAC_Align_12b_R: 12bit right data alignment selected
+  * @param  Data2: Data for DAC Channel2 to be loaded in the selected data 
+  *   holding register.
+  * @param  Data1: Data for DAC Channel1 to be loaded in the selected data 
+  *   holding register.
+  * @retval None
+  */
+void DAC_SetDualChannelData(uint32_t DAC_Align, uint16_t Data2, uint16_t Data1)
+{
+  uint32_t data = 0, tmp = 0;
+  
+  /* Check the parameters */
+  assert_param(IS_DAC_ALIGN(DAC_Align));
+  assert_param(IS_DAC_DATA(Data1));
+  assert_param(IS_DAC_DATA(Data2));
+  
+  /* Calculate and set dual DAC data holding register value */
+  if (DAC_Align == DAC_Align_8b_R)
+  {
+    data = ((uint32_t)Data2 << 8) | Data1; 
+  }
+  else
+  {
+    data = ((uint32_t)Data2 << 16) | Data1;
+  }
+  
+  tmp = (uint32_t)DAC_BASE;
+  tmp += DHR12RD_OFFSET + DAC_Align;
+
+  /* Set the dual DAC selected data holding register */
+  *(__IO uint32_t *)tmp = data;
+}
+
+/**
+  * @brief  Returns the last data output value of the selected DAC channel.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @retval The selected DAC channel data output value.
+  */
+uint16_t DAC_GetDataOutputValue(uint32_t DAC_Channel)
+{
+  __IO uint32_t tmp = 0;
+  
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  
+  tmp = (uint32_t) DAC_BASE ;
+  tmp += DOR_OFFSET + ((uint32_t)DAC_Channel >> 2);
+  
+  /* Returns the DAC channel data output register value */
+  return (uint16_t) (*(__IO uint32_t*) tmp);
+}
+
+#if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL) || defined (STM32F10X_HD_VL)
+/**
+  * @brief  Checks whether the specified DAC flag is set or not.
+  * @param  DAC_Channel: thee selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  DAC_FLAG: specifies the flag to check. 
+  *   This parameter can be only of the following value:
+  *     @arg DAC_FLAG_DMAUDR: DMA underrun flag                                                 
+  * @retval The new state of DAC_FLAG (SET or RESET).
+  */
+FlagStatus DAC_GetFlagStatus(uint32_t DAC_Channel, uint32_t DAC_FLAG)
+{
+  FlagStatus bitstatus = RESET;
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_DAC_FLAG(DAC_FLAG));
+
+  /* Check the status of the specified DAC flag */
+  if ((DAC->SR & (DAC_FLAG << DAC_Channel)) != (uint8_t)RESET)
+  {
+    /* DAC_FLAG is set */
+    bitstatus = SET;
+  }
+  else
+  {
+    /* DAC_FLAG is reset */
+    bitstatus = RESET;
+  }
+  /* Return the DAC_FLAG status */
+  return  bitstatus;
+}
+
+/**
+  * @brief  Clears the DAC channelx's pending flags.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  DAC_FLAG: specifies the flag to clear. 
+  *   This parameter can be of the following value:
+  *     @arg DAC_FLAG_DMAUDR: DMA underrun flag                           
+  * @retval None
+  */
+void DAC_ClearFlag(uint32_t DAC_Channel, uint32_t DAC_FLAG)
+{
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_DAC_FLAG(DAC_FLAG));
+
+  /* Clear the selected DAC flags */
+  DAC->SR = (DAC_FLAG << DAC_Channel);
+}
+
+/**
+  * @brief  Checks whether the specified DAC interrupt has occurred or not.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  DAC_IT: specifies the DAC interrupt source to check. 
+  *   This parameter can be the following values:
+  *     @arg DAC_IT_DMAUDR: DMA underrun interrupt mask                       
+  * @retval The new state of DAC_IT (SET or RESET).
+  */
+ITStatus DAC_GetITStatus(uint32_t DAC_Channel, uint32_t DAC_IT)
+{
+  ITStatus bitstatus = RESET;
+  uint32_t enablestatus = 0;
+  
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_DAC_IT(DAC_IT));
+
+  /* Get the DAC_IT enable bit status */
+  enablestatus = (DAC->CR & (DAC_IT << DAC_Channel)) ;
+  
+  /* Check the status of the specified DAC interrupt */
+  if (((DAC->SR & (DAC_IT << DAC_Channel)) != (uint32_t)RESET) && enablestatus)
+  {
+    /* DAC_IT is set */
+    bitstatus = SET;
+  }
+  else
+  {
+    /* DAC_IT is reset */
+    bitstatus = RESET;
+  }
+  /* Return the DAC_IT status */
+  return  bitstatus;
+}
+
+/**
+  * @brief  Clears the DAC channelx's interrupt pending bits.
+  * @param  DAC_Channel: the selected DAC channel. 
+  *   This parameter can be one of the following values:
+  *     @arg DAC_Channel_1: DAC Channel1 selected
+  *     @arg DAC_Channel_2: DAC Channel2 selected
+  * @param  DAC_IT: specifies the DAC interrupt pending bit to clear.
+  *   This parameter can be the following values:
+  *     @arg DAC_IT_DMAUDR: DMA underrun interrupt mask                         
+  * @retval None
+  */
+void DAC_ClearITPendingBit(uint32_t DAC_Channel, uint32_t DAC_IT)
+{
+  /* Check the parameters */
+  assert_param(IS_DAC_CHANNEL(DAC_Channel));
+  assert_param(IS_DAC_IT(DAC_IT)); 
+
+  /* Clear the selected DAC interrupt pending bits */
+  DAC->SR = (DAC_IT << DAC_Channel);
+}
+#endif
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/