如何增加cubeIDE中断的ADC采样数呢？

这对我来说是一个反复出现的问题，每当我将 ADC 频率提高到 0.25MHZ 以上时，while 循环就会中断，而当我使用低于该频率的频率时，ADC 分辨率会因未知原因下降到 8 位。有没有一种方法可以解决此问题而无需使用轮询进行转换或 IT？
注意：我正在使用 cubeIDE。

• /* USER CODE BEGIN Header */
• /**
•   ******************************************************************************
•   * @file           : main.c
•   * @brief          : Main program body
•   ******************************************************************************
•   * @attention
•   *
•   *

  © Copyright (c) 2021 STMicroelectronics.

    * All rights reserved.

•   *
•   * This software component is licensed by ST under BSD 3-Clause license,
•   * the "License"; You may not use this file except in compliance with the
•   * License. You may obtain a copy of the License at:
•   *                        opensource.org/licenses/BSD-3-Clause
•   *
•   ******************************************************************************
•   */
• /* USER CODE END Header */
• /* Includes ------------------------------------------------------------------*/
• #include "main.h"
• /* Private includes ----------------------------------------------------------*/
• /* USER CODE BEGIN Includes */
• #include
• #include
• /* 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 ---------------------------------------------------------*/
• ADC_HandleTypeDef hadc1;
• DMA_HandleTypeDef hdma_adc1;
• UART_HandleTypeDef huart3;
• /* USER CODE BEGIN PV */
• /* USER CODE END PV */
• /* Private function prototypes -----------------------------------------------*/
• void SystemClock_Config(void);
• static void MX_GPIO_Init(void);
• static void MX_DMA_Init(void);
• static void MX_ADC1_Init(void);
• static void MX_USART3_UART_Init(void);
• /* USER CODE BEGIN PFP */
• /* USER CODE END PFP */
• /* Private user code ---------------------------------------------------------*/
• /* USER CODE BEGIN 0 */
• char msg[26];
• uint16_t var=0;
• uint32_t buffer=0;
• /* USER CODE END 0 */
• /**
•   * @brief  The application entry point.
•   * @retval int
•   */
• int main(void)
• {
•   /* USER CODE BEGIN 1 */
•   /* USER CODE END 1 */
•   /* 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_ADC1_Init();
•   MX_USART3_UART_Init();
•   /* USER CODE BEGIN 2 */
•   HAL_ADC_Start_DMA(&hadc1, &buffer, 1);
•   HAL_GPIO_WritePin(GPIOA, GPIO_PIN_15,1);
•   /* USER CODE END 2 */
•   /* Infinite loop */
•   /* USER CODE BEGIN WHILE */
•   while (1)
•   {
•     /* USER CODE END WHILE */
•     /* USER CODE BEGIN 3 */
•           snprintf(msg,10,"%d
  ",buffer);
•                   HAL_UART_Transmit(&huart3, msg, strlen(msg), HAL_MAX_DELAY);
•                     HAL_Delay(500);
•   }
•   /* USER CODE END 3 */
• }
• /**
•   * @brief System Clock Configuration
•   * @retval None
•   */
• void SystemClock_Config(void)
• {
•   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
•   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
•   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
•   /** Initializes the RCC Oscillators according to the specified parameters
•   * in the RCC_OscInitTypeDef structure.
•   */
•   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
•   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
•   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
•   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
•   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_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
•   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
•   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
•   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV16;
•   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
•   {
•     Error_Handler();
•   }
•   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
•   PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV2;
•   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
•   {
•     Error_Handler();
•   }
• }
• /**
•   * @brief ADC1 Initialization Function
•   * @param None
•   * @retval None
•   */
• static void MX_ADC1_Init(void)
• {
•   /* USER CODE BEGIN ADC1_Init 0 */
•   /* USER CODE END ADC1_Init 0 */
•   ADC_ChannelConfTypeDef sConfig = {0};
•   /* USER CODE BEGIN ADC1_Init 1 */
•   /* USER CODE END ADC1_Init 1 */
•   /** Common config
•   */
•   hadc1.Instance = ADC1;
•   hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE;
•   hadc1.Init.ContinuousConvMode = ENABLE;
•   hadc1.Init.DiscontinuousConvMode = DISABLE;
•   hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
•   hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
•   hadc1.Init.NbrOfConversion = 1;
•   if (HAL_ADC_Init(&hadc1) != HAL_OK)
•   {
•     Error_Handler();
•   }
•   /** Configure Regular Channel
•   */
•   sConfig.Channel = ADC_CHANNEL_0;
•   sConfig.Rank = ADC_REGULAR_RANK_1;
•   sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
•   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
•   {
•     Error_Handler();
•   }
•   /* USER CODE BEGIN ADC1_Init 2 */
•   /* USER CODE END ADC1_Init 2 */
• }
• /**
•   * @brief USART3 Initialization Function
•   * @param None
•   * @retval None
•   */
• static void MX_USART3_UART_Init(void)
• {
•   /* USER CODE BEGIN USART3_Init 0 */
•   /* USER CODE END USART3_Init 0 */
•   /* USER CODE BEGIN USART3_Init 1 */
•   /* USER CODE END USART3_Init 1 */
•   huart3.Instance = USART3;
•   huart3.Init.BaudRate = 1200;
•   huart3.Init.WordLength = UART_WORDLENGTH_8B;
•   huart3.Init.StopBits = UART_STOPBITS_1;
•   huart3.Init.Parity = UART_PARITY_EVEN;
•   huart3.Init.Mode = UART_MODE_TX_RX;
•   huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
•   huart3.Init.OverSampling = UART_OVERSAMPLING_16;
•   if (HAL_UART_Init(&huart3) != HAL_OK)
•   {
•     Error_Handler();
•   }
•   /* USER CODE BEGIN USART3_Init 2 */
•   /* USER CODE END USART3_Init 2 */
• }
• /**
•   * Enable DMA controller clock
•   */
• static void MX_DMA_Init(void)
• {
•   /* DMA controller clock enable */
•   __HAL_RCC_DMA1_CLK_ENABLE();
•   /* DMA interrupt init */
•   /* DMA1_Channel1_IRQn interrupt configuration */
•   HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
•   HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
• }
• /**
•   * @brief GPIO Initialization Function
•   * @param None
•   * @retval None
•   */
• static void MX_GPIO_Init(void)
• {
•   GPIO_InitTypeDef GPIO_InitStruct = {0};
•   /* GPIO Ports Clock Enable */
•   __HAL_RCC_GPIOA_CLK_ENABLE();
•   __HAL_RCC_GPIOB_CLK_ENABLE();
•   /*Configure GPIO pin Output Level */
•   HAL_GPIO_WritePin(GPIOA, GPIO_PIN_15, GPIO_PIN_RESET);
•   /*Configure GPIO pin : PA15 */
•   GPIO_InitStruct.Pin = GPIO_PIN_15;
•   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
•   GPIO_InitStruct.Pull = GPIO_NOPULL;
•   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
•   HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
• }
• /* USER CODE BEGIN 4 */
• /* USER CODE END 4 */
• /**
•   * @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
  ", file, line) */
•   /* USER CODE END 6 */
• }
• #endif /* USE_FULL_ASSERT */
• /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/