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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @attention
*
* Copyright (c) 2025 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "dma.h"
#include "memorymap.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "stdio.h"
#include "string.h"
#include "math.h"
#include "stdio.h"
#include <stdbool.h>
#include "arm_math.h"
#include "dac8830.h"
#include "windowfunction.h"
#include "fft.h"
#include "math.h"
#include "AD9833_SPI.h"
#include "arm_math.h"
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
//#define OUTPUT_DC 0
//#define OUTPUT_WAVE 1
//uint32_t AD9226_DMA_BUFFER[4096];
volatile bool calc_complete_flag = 0;
volatile bool calc_complete_flag_b = 0;
u32 freq_9833;
float phase_a;
float phase_b;
float phase_diff;
float phase_diff_old;
//double freq = 0.0;
//double vpp = 0.0;
int i;
HAL_StatusTypeDef MYHAL_TIM_IC_Start_DMA(TIM_HandleTypeDef *htim, uint32_t Channel, uint32_t *mData,uint32_t *pdata,uint16_t Length)
{
HAL_StatusTypeDef status = HAL_OK;
uint32_t tmpsmcr;
HAL_TIM_ChannelStateTypeDef channel_state = TIM_CHANNEL_STATE_GET(htim, Channel);
HAL_TIM_ChannelStateTypeDef complementary_channel_state = TIM_CHANNEL_N_STATE_GET(htim, Channel);
/* Check the parameters */
assert_param(IS_TIM_CCX_CHANNEL(htim->Instance, Channel));
assert_param(IS_TIM_DMA_CC_INSTANCE(htim->Instance));
/* Set the TIM channel state */
if ((channel_state == HAL_TIM_CHANNEL_STATE_BUSY)
|| (complementary_channel_state == HAL_TIM_CHANNEL_STATE_BUSY))
{
return HAL_BUSY;
}
else if ((channel_state == HAL_TIM_CHANNEL_STATE_READY)
&& (complementary_channel_state == HAL_TIM_CHANNEL_STATE_READY))
{
if ((mData == NULL) || (Length == 0U))
{
return HAL_ERROR;
}
else
{
TIM_CHANNEL_STATE_SET(htim, Channel, HAL_TIM_CHANNEL_STATE_BUSY);
TIM_CHANNEL_N_STATE_SET(htim, Channel, HAL_TIM_CHANNEL_STATE_BUSY);
}
}
else
{
return HAL_ERROR;
}
/* Enable the Input Capture channel */
TIM_CCxChannelCmd(htim->Instance, Channel, TIM_CCx_ENABLE);
switch (Channel)
{
case TIM_CHANNEL_1:
{
/* Set the DMA capture callbacks */
htim->hdma[TIM_DMA_ID_CC1]->XferCpltCallback = TIM_DMACaptureCplt;
htim->hdma[TIM_DMA_ID_CC1]->XferHalfCpltCallback = TIM_DMACaptureHalfCplt;
/* Set the DMA error callback */
htim->hdma[TIM_DMA_ID_CC1]->XferErrorCallback = TIM_DMAError ;
/* Enable the DMA stream */
if (HAL_DMA_Start_IT(htim->hdma[TIM_DMA_ID_CC1], (uint32_t)pdata, (uint32_t)mData,
Length) != HAL_OK)
{
/* Return error status */
return HAL_ERROR;
}
/* Enable the TIM Capture/Compare 1 DMA request */
__HAL_TIM_ENABLE_DMA(htim, TIM_DMA_CC1);
break;
}
case TIM_CHANNEL_2:
{
/* Set the DMA capture callbacks */
htim->hdma[TIM_DMA_ID_CC2]->XferCpltCallback = TIM_DMACaptureCplt;
htim->hdma[TIM_DMA_ID_CC2]->XferHalfCpltCallback = TIM_DMACaptureHalfCplt;
/* Set the DMA error callback */
htim->hdma[TIM_DMA_ID_CC2]->XferErrorCallback = TIM_DMAError ;
/* Enable the DMA stream */
if (HAL_DMA_Start_IT(htim->hdma[TIM_DMA_ID_CC2], (uint32_t)pdata, (uint32_t)mData,
Length) != HAL_OK)
{
/* Return error status */
return HAL_ERROR;
}
/* Enable the TIM Capture/Compare 2 DMA request */
__HAL_TIM_ENABLE_DMA(htim, TIM_DMA_CC2);
break;
}
case TIM_CHANNEL_3:
{
/* Set the DMA capture callbacks */
htim->hdma[TIM_DMA_ID_CC3]->XferCpltCallback = TIM_DMACaptureCplt;
htim->hdma[TIM_DMA_ID_CC3]->XferHalfCpltCallback = TIM_DMACaptureHalfCplt;
/* Set the DMA error callback */
htim->hdma[TIM_DMA_ID_CC3]->XferErrorCallback = TIM_DMAError ;
/* Enable the DMA stream */
if (HAL_DMA_Start_IT(htim->hdma[TIM_DMA_ID_CC3], (uint32_t)pdata, (uint32_t)mData,
Length) != HAL_OK)
{
/* Return error status */
return HAL_ERROR;
}
/* Enable the TIM Capture/Compare 3 DMA request */
__HAL_TIM_ENABLE_DMA(htim, TIM_DMA_CC3);
break;
}
case TIM_CHANNEL_4:
{
/* Set the DMA capture callbacks */
htim->hdma[TIM_DMA_ID_CC4]->XferCpltCallback = TIM_DMACaptureCplt;
htim->hdma[TIM_DMA_ID_CC4]->XferHalfCpltCallback = TIM_DMACaptureHalfCplt;
/* Set the DMA error callback */
htim->hdma[TIM_DMA_ID_CC4]->XferErrorCallback = TIM_DMAError ;
/* Enable the DMA stream */
if (HAL_DMA_Start_IT(htim->hdma[TIM_DMA_ID_CC4], (uint32_t)pdata, (uint32_t)mData,
Length) != HAL_OK)
{
/* Return error status */
return HAL_ERROR;
}
/* Enable the TIM Capture/Compare 4 DMA request */
__HAL_TIM_ENABLE_DMA(htim, TIM_DMA_CC4);
break;
}
default:
status = HAL_ERROR;
break;
}
/* Enable the Peripheral, except in trigger mode where enable is automatically done with trigger */
if (IS_TIM_SLAVE_INSTANCE(htim->Instance))
{
tmpsmcr = htim->Instance->SMCR & TIM_SMCR_SMS;
if (!IS_TIM_SLAVEMODE_TRIGGER_ENABLED(tmpsmcr))
{
__HAL_TIM_ENABLE(htim);
}
}
else
{
__HAL_TIM_ENABLE(htim);
}
/* Return function status */
return status;
}
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MPU_Config(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
//#define PI 3.14159265358979323846f
//#define TABLE_SIZE 1024
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MPU Configuration--------------------------------------------------------*/
MPU_Config();
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_DMA_Init();
MX_USART1_UART_Init();
MX_TIM5_Init();
/* USER CODE BEGIN 2 */
printf("Calculation complete\n");
// delay_init(400);
// GPIO_AD9833_Configuration();
// freq_9833 = 10000;
Window_Function_Init(Hanning, NPT);
MYHAL_TIM_IC_Start_DMA(&htim5, TIM_CHANNEL_1,(uint32_t*)ADC_V_A, (uint32_t*)(&GPIOD->IDR),4096) ;
MYHAL_TIM_IC_Start_DMA(&htim5, TIM_CHANNEL_2,(uint32_t*)ADC_V_B, (uint32_t*)(&GPIOE->IDR),4096) ;
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{ //
// if(calc_complete_flag == 1){
//
// get_fft_a();
// phase_a = lBUFPHASE[(u16)(fMax/1000)];
//// if(fMax!=0){
//// phase_a = lBUFPHASE[(u16)(fMax/1000)];
//// printf("phase_a is %.2f",phase_a);
//// }
//// for(i=0;i<200;i++){
////// printf("%d,%u\n",ADC_V,ADC_Win_Value);}
//// printf("%d,%.2f\n",ADC_V_A,lBUFPHASE);
//// delay_us(5);
//// }
//// printf("--------------------------------------");
////
//// printf("谱线根数%d\r\n",count);
//// printf("fmax is %.2f AMAX_PR is %.2f\r\n",fMax,aMax_pr);
//// printf("fSecondMAX is %.2f asecondAMAX_PR is %.2f\n", fSecondMax,aSecondMax_pr);
//// printf("fThirdMAX is %.2f aThirdMAX_PR is %.2f\n",fThirdMax,aThirdMax_pr);
//// //printf("fFourthMAX is %.2f aFourthMAX_PR is %.2f\n",fFourthMAX,aFourthMax_pr);
//// if(aMax_pr > 0.1&&count<=5){
//// printf("sinx %u hz fu\n",freq_9833);
//// }
//// else if(aMax_pr > 0.1&&count>5){
//// printf("fangbo %u hz\n",freq_9833);
//// }
// calc_complete_flag = 0;
// MYHAL_TIM_IC_Start_DMA(&htim5, TIM_CHANNEL_1,(uint32_t*)ADC_V_A, (uint32_t*)(&GPIOD->IDR),4096) ;
// }
// if(calc_complete_flag_b == 1){
// //get_fft(ADC_V_B);
// // printf("b ok");
// get_fft_b();
// phase_b = lBUFPHASE[(u16)(fMax/1000)];
// //// }
//// for(i=0;i<200;i++){
//// printf("%d,%d\n",ADC_V_A,ADC_V_B);
//// delay_us(5);
//// }
//// printf("%d,%d\n",ADC_V,ADC_V_b);}
//// printf("AAAAAAAAAAAAAAAAAAAAAAAAAAA");
////
//// printf("谱线根数%d\r\n",count);
//// printf("fmax is %.2f AMAX_PR is %.2f\r\n",fMax,aMax_pr);
//// printf("fSecondMAX is %.2f asecondAMAX_PR is %.2f\n", fSecondMax,aSecondMax_pr);
//// printf("fThirdMAX is %.2f aThirdMAX_PR is %.2f\n",fThirdMax,aThirdMax_pr);
//// //printf("fFourthMAX is %.2f aFourthMAX_PR is %.2f\n",fFourthMAX,aFourthMax_pr);
//// if(aMax_pr > 0.1&&count<=5){
//// printf("sinx %.2f hz\n",fMax);
//// }
//// else if(aMax_pr > 0.1&&count>5){
//// printf("fangbo %.2f hz\n",fMax);
//// }
// phase_diff=phase_b-phase_a;
// if (phase_diff>180)phase_diff=phase_diff-360;
// else if (phase_diff<(-180))phase_diff=360+phase_diff;
// else phase_diff=phase_diff;
// printf("phase_diff is %.2f\n",phase_diff);
// calc_complete_flag_b = 0;
// MYHAL_TIM_IC_Start_DMA(&htim5, TIM_CHANNEL_2,(uint32_t*)ADC_V_B, (uint32_t*)(&GPIOE->IDR),4096) ;
// }
// phase_diff=phase_b-phase_a;
// if (phase_diff>180)phase_diff=phase_diff-360;
// else if (phase_diff<(-180))phase_diff=360+phase_diff;
// else phase_diff=phase_diff;
// printf("phase_diff is %.2f\n",phase_diff);
if(calc_complete_flag_b == 1&&calc_complete_flag == 1){
for(i=0;i<512;i++){
printf("%d,%d\n",ADC_V_A,ADC_V_B);
delay_us(5);
}
// memset(lBUFPHASE,0,4096);
get_fft_a();
phase_a = lBUFPHASE[(u16)fMax/(Fs/NPT)];
delay_us(2);
// memset(lBUFPHASE,0,4096);
get_fft_b();
phase_b = lBUFPHASE[(u16)fMax/(Fs/NPT)];
// phase_diff_old = phase_diff;
// phase_diff=phase_b-phase_a;
if (phase_diff>180)phase_diff=phase_diff-360;
else if (phase_diff<(-180))phase_diff=360+phase_diff;
else phase_diff=phase_diff;
// if(phase_diff_old<phase_diff){
// phase_diff = phase_diff_old;
// }
phase_diff_old = phase_diff;
printf("phase_diff is %.2f\n",phase_diff);
// delay_us(1);
calc_complete_flag_b = 0;
calc_complete_flag = 0;
MYHAL_TIM_IC_Start_DMA(&htim5, TIM_CHANNEL_1,(uint32_t*)ADC_V_A, (uint32_t*)(&GPIOD->IDR),4096) ;
MYHAL_TIM_IC_Start_DMA(&htim5, TIM_CHANNEL_2,(uint32_t*)ADC_V_B, (uint32_t*)(&GPIOE->IDR),4096) ;
}
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** Supply configuration update enable
*/
HAL_PWREx_ConfigSupply(PWR_LDO_SUPPLY);
/** Configure the main internal regulator output voltage
*/
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE0);
while(!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 5;
RCC_OscInitStruct.PLL.PLLN = 192;
RCC_OscInitStruct.PLL.PLLP = 2;
RCC_OscInitStruct.PLL.PLLQ = 2;
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_2;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
RCC_OscInitStruct.PLL.PLLFRACN = 0;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2
|RCC_CLOCKTYPE_D3PCLK1|RCC_CLOCKTYPE_D1PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
{
Error_Handler();
}
}
/* USER CODE BEGIN 4 */
/* USER CODE END 4 */
/* MPU Configuration */
void MPU_Config(void)
{
MPU_Region_InitTypeDef MPU_InitStruct = {0};
/* Disables the MPU */
HAL_MPU_Disable();
/** Initializes and configures the Region and the memory to be protected
*/
MPU_InitStruct.Enable = MPU_REGION_ENABLE;
MPU_InitStruct.Number = MPU_REGION_NUMBER0;
MPU_InitStruct.BaseAddress = 0x0;
MPU_InitStruct.Size = MPU_REGION_SIZE_4GB;
MPU_InitStruct.SubRegionDisable = 0x87;
MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
MPU_InitStruct.AccessPermission = MPU_REGION_NO_ACCESS;
MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_DISABLE;
MPU_InitStruct.IsShareable = MPU_ACCESS_SHAREABLE;
MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
/* Enables the MPU */
HAL_MPU_Enable(MPU_PRIVILEGED_DEFAULT);
}
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
while (1)
{
}
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
这个是我的主函数
/******************************************************************************/
/* STM32H7xx Peripheral Interrupt Handlers */
/* Add here the Interrupt Handlers for the used peripherals. */
/* For the available peripheral interrupt handler names, */
/* please refer to the startup file (startup_stm32h7xx.s). */
/******************************************************************************/
/**
* @brief This function handles DMA1 stream1 global interrupt.
*/
void DMA1_Stream1_IRQHandler(void)
{
/* USER CODE BEGIN DMA1_Stream1_IRQn 0 */
if(__HAL_DMA_GET_FLAG(&hdma_tim5_ch1,DMA_FLAG_TCIF1_5))
{
calc_complete_flag_b = 1;
__HAL_DMA_CLEAR_FLAG(&hdma_tim5_ch1,DMA_FLAG_TCIF1_5);
HAL_TIM_IC_Stop_DMA(&htim5, TIM_CHANNEL_1);
}
/* USER CODE END DMA1_Stream1_IRQn 0 */
HAL_DMA_IRQHandler(&hdma_tim5_ch1);
/* USER CODE BEGIN DMA1_Stream1_IRQn 1 */
/* USER CODE END DMA1_Stream1_IRQn 1 */
}
/**
* @brief This function handles DMA2 stream1 global interrupt.
*/
void DMA2_Stream1_IRQHandler(void)
{
/* USER CODE BEGIN DMA2_Stream1_IRQn 0 */
if(__HAL_DMA_GET_FLAG(&hdma_tim5_ch2,DMA_FLAG_TCIF1_5))
{
calc_complete_flag = 1;
__HAL_DMA_CLEAR_FLAG(&hdma_tim5_ch2,DMA_FLAG_TCIF1_5);
HAL_TIM_IC_Stop_DMA(&htim5, TIM_CHANNEL_2);
}
/* USER CODE END DMA2_Stream1_IRQn 0 */
HAL_DMA_IRQHandler(&hdma_tim5_ch2);
/* USER CODE BEGIN DMA2_Stream1_IRQn 1 */
/* USER CODE END DMA2_Stream1_IRQn 1 */
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
这个是中断函数
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file tim.c
* @brief This file provides code for the configuration
* of the TIM instances.
******************************************************************************
* @attention
*
* Copyright (c) 2025 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "tim.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
TIM_HandleTypeDef htim5;
DMA_HandleTypeDef hdma_tim5_ch1;
DMA_HandleTypeDef hdma_tim5_ch2;
/* TIM5 init function */
void MX_TIM5_Init(void)
{
/* USER CODE BEGIN TIM5_Init 0 */
/* USER CODE END TIM5_Init 0 */
TIM_ClockConfigTypeDef sClockSourceConfig = {0};
TIM_SlaveConfigTypeDef sSlaveConfig = {0};
TIM_MasterConfigTypeDef sMasterConfig = {0};
TIM_IC_InitTypeDef sConfigIC = {0};
/* USER CODE BEGIN TIM5_Init 1 */
/* USER CODE END TIM5_Init 1 */
htim5.Instance = TIM5;
htim5.Init.Prescaler = 1;
htim5.Init.CounterMode = TIM_COUNTERMODE_UP;
htim5.Init.Period = 65535;
htim5.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
htim5.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
if (HAL_TIM_Base_Init(&htim5) != HAL_OK)
{
Error_Handler();
}
sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_ETRMODE2;
sClockSourceConfig.ClockPolarity = TIM_CLOCKPOLARITY_NONINVERTED;
sClockSourceConfig.ClockPrescaler = TIM_CLOCKPRESCALER_DIV1;
sClockSourceConfig.ClockFilter = 0;
if (HAL_TIM_ConfigClockSource(&htim5, &sClockSourceConfig) != HAL_OK)
{
Error_Handler();
}
if (HAL_TIM_IC_Init(&htim5) != HAL_OK)
{
Error_Handler();
}
sSlaveConfig.SlaveMode = TIM_SLAVEMODE_RESET;
sSlaveConfig.InputTrigger = TIM_TS_TI1FP1;
sSlaveConfig.TriggerPolarity = TIM_INPUTCHANNELPOLARITY_FALLING;
sSlaveConfig.TriggerFilter = 0;
if (HAL_TIM_SlaveConfigSynchro(&htim5, &sSlaveConfig) != HAL_OK)
{
Error_Handler();
}
sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
if (HAL_TIMEx_MasterConfigSynchronization(&htim5, &sMasterConfig) != HAL_OK)
{
Error_Handler();
}
sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_FALLING;
sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
sConfigIC.ICFilter = 0;
if (HAL_TIM_IC_ConfigChannel(&htim5, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
{
Error_Handler();
}
if (HAL_TIM_IC_ConfigChannel(&htim5, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN TIM5_Init 2 */
/* USER CODE END TIM5_Init 2 */
}
void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* tim_baseHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(tim_baseHandle->Instance==TIM5)
{
/* USER CODE BEGIN TIM5_MspInit 0 */
/* USER CODE END TIM5_MspInit 0 */
/* TIM5 clock enable */
__HAL_RCC_TIM5_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
/**TIM5 GPIO Configuration
PA0 ------> TIM5_CH1
PA1 ------> TIM5_CH2
PA4 ------> TIM5_ETR
*/
GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF2_TIM5;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* TIM5 DMA Init */
/* TIM5_CH1 Init */
hdma_tim5_ch1.Instance = DMA1_Stream1;
hdma_tim5_ch1.Init.Request = DMA_REQUEST_TIM5_CH1;
hdma_tim5_ch1.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_tim5_ch1.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_tim5_ch1.Init.MemInc = DMA_MINC_ENABLE;
hdma_tim5_ch1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hdma_tim5_ch1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hdma_tim5_ch1.Init.Mode = DMA_CIRCULAR;
hdma_tim5_ch1.Init.Priority = DMA_PRIORITY_LOW;
hdma_tim5_ch1.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
if (HAL_DMA_Init(&hdma_tim5_ch1) != HAL_OK)
{
Error_Handler();
}
__HAL_LINKDMA(tim_baseHandle,hdma[TIM_DMA_ID_CC1],hdma_tim5_ch1);
/* TIM5_CH2 Init */
hdma_tim5_ch2.Instance = DMA2_Stream1;
hdma_tim5_ch2.Init.Request = DMA_REQUEST_TIM5_CH2;
hdma_tim5_ch2.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_tim5_ch2.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_tim5_ch2.Init.MemInc = DMA_MINC_ENABLE;
hdma_tim5_ch2.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hdma_tim5_ch2.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hdma_tim5_ch2.Init.Mode = DMA_CIRCULAR;
hdma_tim5_ch2.Init.Priority = DMA_PRIORITY_LOW;
hdma_tim5_ch2.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
if (HAL_DMA_Init(&hdma_tim5_ch2) != HAL_OK)
{
Error_Handler();
}
__HAL_LINKDMA(tim_baseHandle,hdma[TIM_DMA_ID_CC2],hdma_tim5_ch2);
/* USER CODE BEGIN TIM5_MspInit 1 */
/* USER CODE END TIM5_MspInit 1 */
}
}
void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* tim_baseHandle)
{
if(tim_baseHandle->Instance==TIM5)
{
/* USER CODE BEGIN TIM5_MspDeInit 0 */
/* USER CODE END TIM5_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_TIM5_CLK_DISABLE();
/**TIM5 GPIO Configuration
PA0 ------> TIM5_CH1
PA1 ------> TIM5_CH2
PA4 ------> TIM5_ETR
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4);
/* TIM5 DMA DeInit */
HAL_DMA_DeInit(tim_baseHandle->hdma[TIM_DMA_ID_CC1]);
HAL_DMA_DeInit(tim_baseHandle->hdma[TIM_DMA_ID_CC2]);
/* USER CODE BEGIN TIM5_MspDeInit 1 */
/* USER CODE END TIM5_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
这个是定时器函数
为什么我的ADC_V_A与ADC_V_B没有完全对齐，导致我想求解相位差有很大误差，这个问题应该如何解决？
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