121 lines
7.9 KiB
C
121 lines
7.9 KiB
C
/********************************** (C) COPYRIGHT *******************************
|
|
* File Name : ch32v30x_dac.h
|
|
* Author : WCH
|
|
* Version : V1.0.0
|
|
* Date : 2021/06/06
|
|
* Description : This file contains all the functions prototypes for the
|
|
* DAC firmware library.
|
|
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*******************************************************************************/
|
|
#ifndef __CH32V30x_DAC_H
|
|
#define __CH32V30x_DAC_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include "ch32v30x.h"
|
|
|
|
/* DAC Init structure definition */
|
|
typedef struct
|
|
{
|
|
uint32_t DAC_Trigger; /* Specifies the external trigger for the selected DAC channel.
|
|
This parameter can be a value of @ref DAC_trigger_selection */
|
|
|
|
uint32_t DAC_WaveGeneration; /* Specifies whether DAC channel noise waves or triangle waves
|
|
are generated, or whether no wave is generated.
|
|
This parameter can be a value of @ref DAC_wave_generation */
|
|
|
|
uint32_t DAC_LFSRUnmask_TriangleAmplitude; /* Specifies the LFSR mask for noise wave generation or
|
|
the maximum amplitude triangle generation for the DAC channel.
|
|
This parameter can be a value of @ref DAC_lfsrunmask_triangleamplitude */
|
|
|
|
uint32_t DAC_OutputBuffer; /* Specifies whether the DAC channel output buffer is enabled or disabled.
|
|
This parameter can be a value of @ref DAC_output_buffer */
|
|
}DAC_InitTypeDef;
|
|
|
|
|
|
/* DAC_trigger_selection */
|
|
#define DAC_Trigger_None ((uint32_t)0x00000000) /* Conversion is automatic once the DAC1_DHRxxxx register
|
|
has been loaded, and not by external trigger */
|
|
#define DAC_Trigger_T6_TRGO ((uint32_t)0x00000004) /* TIM6 TRGO selected as external conversion trigger for DAC channel */
|
|
#define DAC_Trigger_T8_TRGO ((uint32_t)0x0000000C) /* TIM8 TRGO selected as external conversion trigger for DAC channel
|
|
only in High-density devices*/
|
|
#define DAC_Trigger_T7_TRGO ((uint32_t)0x00000014) /* TIM7 TRGO selected as external conversion trigger for DAC channel */
|
|
#define DAC_Trigger_T5_TRGO ((uint32_t)0x0000001C) /* TIM5 TRGO selected as external conversion trigger for DAC channel */
|
|
#define DAC_Trigger_T2_TRGO ((uint32_t)0x00000024) /* TIM2 TRGO selected as external conversion trigger for DAC channel */
|
|
#define DAC_Trigger_T4_TRGO ((uint32_t)0x0000002C) /* TIM4 TRGO selected as external conversion trigger for DAC channel */
|
|
#define DAC_Trigger_Ext_IT9 ((uint32_t)0x00000034) /* EXTI Line9 event selected as external conversion trigger for DAC channel */
|
|
#define DAC_Trigger_Software ((uint32_t)0x0000003C) /* Conversion started by software trigger for DAC channel */
|
|
|
|
/* DAC_wave_generation */
|
|
#define DAC_WaveGeneration_None ((uint32_t)0x00000000)
|
|
#define DAC_WaveGeneration_Noise ((uint32_t)0x00000040)
|
|
#define DAC_WaveGeneration_Triangle ((uint32_t)0x00000080)
|
|
|
|
|
|
/* DAC_lfsrunmask_triangleamplitude */
|
|
#define DAC_LFSRUnmask_Bit0 ((uint32_t)0x00000000) /* Unmask DAC channel LFSR bit0 for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits1_0 ((uint32_t)0x00000100) /* Unmask DAC channel LFSR bit[1:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits2_0 ((uint32_t)0x00000200) /* Unmask DAC channel LFSR bit[2:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits3_0 ((uint32_t)0x00000300) /* Unmask DAC channel LFSR bit[3:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits4_0 ((uint32_t)0x00000400) /* Unmask DAC channel LFSR bit[4:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits5_0 ((uint32_t)0x00000500) /* Unmask DAC channel LFSR bit[5:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits6_0 ((uint32_t)0x00000600) /* Unmask DAC channel LFSR bit[6:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits7_0 ((uint32_t)0x00000700) /* Unmask DAC channel LFSR bit[7:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits8_0 ((uint32_t)0x00000800) /* Unmask DAC channel LFSR bit[8:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits9_0 ((uint32_t)0x00000900) /* Unmask DAC channel LFSR bit[9:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits10_0 ((uint32_t)0x00000A00) /* Unmask DAC channel LFSR bit[10:0] for noise wave generation */
|
|
#define DAC_LFSRUnmask_Bits11_0 ((uint32_t)0x00000B00) /* Unmask DAC channel LFSR bit[11:0] for noise wave generation */
|
|
#define DAC_TriangleAmplitude_1 ((uint32_t)0x00000000) /* Select max triangle amplitude of 1 */
|
|
#define DAC_TriangleAmplitude_3 ((uint32_t)0x00000100) /* Select max triangle amplitude of 3 */
|
|
#define DAC_TriangleAmplitude_7 ((uint32_t)0x00000200) /* Select max triangle amplitude of 7 */
|
|
#define DAC_TriangleAmplitude_15 ((uint32_t)0x00000300) /* Select max triangle amplitude of 15 */
|
|
#define DAC_TriangleAmplitude_31 ((uint32_t)0x00000400) /* Select max triangle amplitude of 31 */
|
|
#define DAC_TriangleAmplitude_63 ((uint32_t)0x00000500) /* Select max triangle amplitude of 63 */
|
|
#define DAC_TriangleAmplitude_127 ((uint32_t)0x00000600) /* Select max triangle amplitude of 127 */
|
|
#define DAC_TriangleAmplitude_255 ((uint32_t)0x00000700) /* Select max triangle amplitude of 255 */
|
|
#define DAC_TriangleAmplitude_511 ((uint32_t)0x00000800) /* Select max triangle amplitude of 511 */
|
|
#define DAC_TriangleAmplitude_1023 ((uint32_t)0x00000900) /* Select max triangle amplitude of 1023 */
|
|
#define DAC_TriangleAmplitude_2047 ((uint32_t)0x00000A00) /* Select max triangle amplitude of 2047 */
|
|
#define DAC_TriangleAmplitude_4095 ((uint32_t)0x00000B00) /* Select max triangle amplitude of 4095 */
|
|
|
|
/* DAC_output_buffer */
|
|
#define DAC_OutputBuffer_Enable ((uint32_t)0x00000000)
|
|
#define DAC_OutputBuffer_Disable ((uint32_t)0x00000002)
|
|
|
|
/* DAC_Channel_selection */
|
|
#define DAC_Channel_1 ((uint32_t)0x00000000)
|
|
#define DAC_Channel_2 ((uint32_t)0x00000010)
|
|
|
|
/* DAC_data_alignment */
|
|
#define DAC_Align_12b_R ((uint32_t)0x00000000)
|
|
#define DAC_Align_12b_L ((uint32_t)0x00000004)
|
|
#define DAC_Align_8b_R ((uint32_t)0x00000008)
|
|
|
|
/* DAC_wave_generation */
|
|
#define DAC_Wave_Noise ((uint32_t)0x00000040)
|
|
#define DAC_Wave_Triangle ((uint32_t)0x00000080)
|
|
|
|
|
|
void DAC_DeInit(void);
|
|
void DAC_Init(uint32_t DAC_Channel, DAC_InitTypeDef* DAC_InitStruct);
|
|
void DAC_StructInit(DAC_InitTypeDef* DAC_InitStruct);
|
|
void DAC_Cmd(uint32_t DAC_Channel, FunctionalState NewState);
|
|
void DAC_DMACmd(uint32_t DAC_Channel, FunctionalState NewState);
|
|
void DAC_SoftwareTriggerCmd(uint32_t DAC_Channel, FunctionalState NewState);
|
|
void DAC_DualSoftwareTriggerCmd(FunctionalState NewState);
|
|
void DAC_WaveGenerationCmd(uint32_t DAC_Channel, uint32_t DAC_Wave, FunctionalState NewState);
|
|
void DAC_SetChannel1Data(uint32_t DAC_Align, uint16_t Data);
|
|
void DAC_SetChannel2Data(uint32_t DAC_Align, uint16_t Data);
|
|
void DAC_SetDualChannelData(uint32_t DAC_Align, uint16_t Data2, uint16_t Data1);
|
|
uint16_t DAC_GetDataOutputValue(uint32_t DAC_Channel);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|
|
|