diff options
Diffstat (limited to 'stm32lib/src/stm32f10x_dac.c')
| -rw-r--r-- | stm32lib/src/stm32f10x_dac.c | 389 |
1 files changed, 0 insertions, 389 deletions
diff --git a/stm32lib/src/stm32f10x_dac.c b/stm32lib/src/stm32f10x_dac.c deleted file mode 100644 index 80eec1a..0000000 --- a/stm32lib/src/stm32f10x_dac.c +++ /dev/null @@ -1,389 +0,0 @@ -/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
-* File Name : stm32f10x_dac.c
-* Author : MCD Application Team
-* Version : V2.0.2
-* Date : 07/11/2008
-* Description : This file provides all the DAC firmware functions.
-********************************************************************************
-* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
-* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
-* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
-* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
-* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
-* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
-*******************************************************************************/
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32f10x_dac.h"
-#include "stm32f10x_rcc.h"
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-/* DAC EN mask */
-#define CR_EN_Set ((u32)0x00000001)
-
-/* DAC DMAEN mask */
-#define CR_DMAEN_Set ((u32)0x00001000)
-
-/* CR register Mask */
-#define CR_CLEAR_Mask ((u32)0x00000FFE)
-
-/* DAC SWTRIG mask */
-#define SWTRIGR_SWTRIG_Set ((u32)0x00000001)
-
-/* DAC Dual Channels SWTRIG masks */
-#define DUAL_SWTRIG_Set ((u32)0x00000003)
-#define DUAL_SWTRIG_Reset ((u32)0xFFFFFFFC)
-
-/* DHR registers offsets */
-#define DHR12R1_Offset ((u32)0x00000008)
-#define DHR12R2_Offset ((u32)0x00000014)
-#define DHR12RD_Offset ((u32)0x00000020)
-
-/* DOR register offset */
-#define DOR_Offset ((u32)0x0000002C)
-
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-/* Private function prototypes -----------------------------------------------*/
-/* Private functions ---------------------------------------------------------*/
-
-/*******************************************************************************
-* Function Name : DAC_DeInit
-* Description : Deinitializes the DAC peripheral registers to their default
-* reset values.
-* Input : None.
-* Output : None
-* Return : 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);
-}
-
-/*******************************************************************************
-* Function Name : DAC_Init
-* Description : Initializes the DAC peripheral according to the specified
-* parameters in the DAC_InitStruct.
-* Input : - DAC_Channel: the selected DAC channel.
-* This parameter can be one of the following values:
-* - DAC_Channel_1: DAC Channel1 selected
-* - DAC_Channel_2: DAC Channel2 selected
-* - DAC_InitStruct: pointer to a DAC_InitTypeDef structure that
-* contains the configuration information for the specified
-* DAC channel.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_Init(u32 DAC_Channel, DAC_InitTypeDef* DAC_InitStruct)
-{
- u32 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 genration,
- mask/amplitude for wave genration */
- /* 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;
-}
-
-/*******************************************************************************
-* Function Name : DAC_StructInit
-* Description : Fills each DAC_InitStruct member with its default value.
-* Input : - DAC_InitStruct : pointer to a DAC_InitTypeDef structure
-* which will be initialized.
-* Output : None
-* Return : 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;
-}
-
-/*******************************************************************************
-* Function Name : DAC_Cmd
-* Description : Enables or disables the specified DAC channel.
-* Input - DAC_Channel: the selected DAC channel.
-* This parameter can be one of the following values:
-* - DAC_Channel_1: DAC Channel1 selected
-* - DAC_Channel_2: DAC Channel2 selected
-* - NewState: new state of the DAC channel.
-* This parameter can be: ENABLE or DISABLE.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_Cmd(u32 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 |= CR_EN_Set << DAC_Channel;
- }
- else
- {
- /* Disable the selected DAC channel */
- DAC->CR &= ~(CR_EN_Set << DAC_Channel);
- }
-}
-
-/*******************************************************************************
-* Function Name : DAC_DMACmd
-* Description : Enables or disables the specified DAC channel DMA request.
-* Input - DAC_Channel: the selected DAC channel.
-* This parameter can be one of the following values:
-* - DAC_Channel_1: DAC Channel1 selected
-* - DAC_Channel_2: DAC Channel2 selected
-* - NewState: new state of the selected DAC channel DMA request.
-* This parameter can be: ENABLE or DISABLE.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_DMACmd(u32 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 |= CR_DMAEN_Set << DAC_Channel;
- }
- else
- {
- /* Disable the selected DAC channel DMA request */
- DAC->CR &= ~(CR_DMAEN_Set << DAC_Channel);
- }
-}
-
-/*******************************************************************************
-* Function Name : DAC_SoftwareTriggerCmd
-* Description : Enables or disables the selected DAC channel software trigger.
-* Input - DAC_Channel: the selected DAC channel.
-* This parameter can be one of the following values:
-* - DAC_Channel_1: DAC Channel1 selected
-* - DAC_Channel_2: DAC Channel2 selected
-* - NewState: new state of the selected DAC channel software trigger.
-* This parameter can be: ENABLE or DISABLE.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_SoftwareTriggerCmd(u32 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 |= SWTRIGR_SWTRIG_Set << (DAC_Channel >> 4);
- }
- else
- {
- /* Disable software trigger for the selected DAC channel */
- DAC->SWTRIGR &= ~(SWTRIGR_SWTRIG_Set << (DAC_Channel >> 4));
- }
-}
-
-/*******************************************************************************
-* Function Name : DAC_DualSoftwareTriggerCmd
-* Description : Enables or disables simultaneously the two DAC channels software
-* triggers.
-* Input - NewState: new state of the DAC channels software triggers.
-* This parameter can be: ENABLE or DISABLE.
-* Output : None
-* Return : 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;
- }
-}
-
-/*******************************************************************************
-* Function Name : DAC_WaveGenerationCmd
-* Description : Enables or disables the selected DAC channel wave generation.
-* Input - DAC_Channel: the selected DAC channel.
-* This parameter can be one of the following values:
-* - DAC_Channel_1: DAC Channel1 selected
-* - DAC_Channel_2: DAC Channel2 selected
-* - DAC_Wave: Specifies the wave type to enable or disable.
-* This parameter can be one of the following values:
-* - DAC_Wave_Noise: noise wave generation
-* - DAC_Wave_Triangle: triangle wave generation
-* - NewState: new state of the selected DAC channel wave generation.
-* This parameter can be: ENABLE or DISABLE.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_WaveGenerationCmd(u32 DAC_Channel, u32 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);
- }
-}
-
-/*******************************************************************************
-* Function Name : DAC_SetChannel1Data
-* Description : Set the specified data holding register value for DAC channel1.
-* Input : - DAC_Align: Specifies the data alignement for DAC channel1.
-* This parameter can be one of the following values:
-* - DAC_Align_8b_R: 8bit right data alignement selected
-* - DAC_Align_12b_L: 12bit left data alignement selected
-* - DAC_Align_12b_R: 12bit right data alignement selected
-* - Data : Data to be loaded in the selected data holding
-* register.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_SetChannel1Data(u32 DAC_Align, u16 Data)
-{
- /* Check the parameters */
- assert_param(IS_DAC_ALIGN(DAC_Align));
- assert_param(IS_DAC_DATA(Data));
-
- /* Set the DAC channel1 selected data holding register */
- *((vu32 *)(DAC_BASE + DHR12R1_Offset + DAC_Align)) = (u32)Data;
-}
-
-/*******************************************************************************
-* Function Name : DAC_SetChannel2Data
-* Description : Set the specified data holding register value for DAC channel2.
-* Input : - DAC_Align: Specifies the data alignement for DAC channel2.
-* This parameter can be one of the following values:
-* - DAC_Align_8b_R: 8bit right data alignement selected
-* - DAC_Align_12b_L: 12bit left data alignement selected
-* - DAC_Align_12b_R: 12bit right data alignement selected
-* - Data : Data to be loaded in the selected data holding
-* register.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_SetChannel2Data(u32 DAC_Align, u16 Data)
-{
- /* Check the parameters */
- assert_param(IS_DAC_ALIGN(DAC_Align));
- assert_param(IS_DAC_DATA(Data));
-
- /* Set the DAC channel2 selected data holding register */
- *((vu32 *)(DAC_BASE + DHR12R2_Offset + DAC_Align)) = (u32)Data;
-}
-
-/*******************************************************************************
-* Function Name : DAC_SetDualChannelData
-* Description : Set the specified data holding register value for dual channel
-* DAC.
-* Input : - DAC_Align: Specifies the data alignement for dual channel DAC.
-* This parameter can be one of the following values:
-* - DAC_Align_8b_R: 8bit right data alignement selected
-* - DAC_Align_12b_L: 12bit left data alignement selected
-* - DAC_Align_12b_R: 12bit right data alignement selected
-* - Data2: Data for DAC Channel2 to be loaded in the selected data
-* holding register.
-* - Data1: Data for DAC Channel1 to be loaded in the selected data
-* holding register.
-* Output : None
-* Return : None
-*******************************************************************************/
-void DAC_SetDualChannelData(u32 DAC_Align, u16 Data2, u16 Data1)
-{
- u32 data = 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 = ((u32)Data2 << 8) | Data1;
- }
- else
- {
- data = ((u32)Data2 << 16) | Data1;
- }
-
- /* Set the dual DAC selected data holding register */
- *((vu32 *)(DAC_BASE + DHR12RD_Offset + DAC_Align)) = data;
-}
-
-/*******************************************************************************
-* Function Name : DAC_GetDataOutputValue
-* Description : Returns the last data output value of the selected DAC cahnnel.
-* Input - DAC_Channel: the selected DAC channel.
-* This parameter can be one of the following values:
-* - DAC_Channel_1: DAC Channel1 selected
-* - DAC_Channel_2: DAC Channel2 selected
-* Output : None
-* Return : The selected DAC channel data output value.
-*******************************************************************************/
-u16 DAC_GetDataOutputValue(u32 DAC_Channel)
-{
- /* Check the parameters */
- assert_param(IS_DAC_CHANNEL(DAC_Channel));
-
- /* Returns the DAC channel data output register value */
- return (u16) (*(vu32*)(DAC_BASE + DOR_Offset + ((u32)DAC_Channel >> 2)));
-}
-
-/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
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