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DMA loses data in transmission, for multi-channel adc.

Ruồi
Associate III

Hello everyone, I use three adc blocks including ADC1, ADC2, ADC 3, and DMA to transmit data. However, DMA data transmission has lost data. Below is my code.  

#include "main.h"
#include "usb_device.h"
 
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
 
/* 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;
ADC_HandleTypeDef hadc2;
ADC_HandleTypeDef hadc3;
DMA_HandleTypeDef hdma_adc1;
DMA_HandleTypeDef hdma_adc2;
DMA_HandleTypeDef hdma_adc3;
 
/* 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_ADC2_Init(void);
static void MX_ADC3_Init(void);
/* USER CODE BEGIN PFP */
void Delay_us(uint32_t uSec);
/* USER CODE END PFP */
 
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
uint8_t receive_data[64];
uint8_t mystring[]="hello\r\n";
///
volatile uint8_t peak = 0;
volatile uint16_t adc_value1[2] = {0};
volatile uint16_t adc_value2[2] = {0};
volatile uint16_t adc_value3[1] = {0};
volatile uint8_t dmc1,dmc2, dmc3;
volatile uint32_t data[5];
 
 
///
char tager1[4098];
//char tager2[4098];
//char tager3[4098];
//char tager4[4098];
//char tager5[4098];
char cr[]="\n";
/* 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_ADC2_Init();
  MX_ADC3_Init();
  MX_USB_DEVICE_Init();
  /* USER CODE BEGIN 2 */
	HAL_GPIO_WritePin(GPIOD,GPIO_PIN_7,GPIO_PIN_RESET);
	HAL_GPIO_WritePin(GPIOA,GPIO_PIN_12,GPIO_PIN_SET);
	Delay_us(10);
	HAL_GPIO_WritePin(GPIOA,GPIO_PIN_12,GPIO_PIN_RESET);
	HAL_GPIO_WritePin(GPIOD,GPIO_PIN_7,GPIO_PIN_SET);
  /* USER CODE END 2 */
	HAL_ADC_Start_DMA(&hadc3,(uint32_t*)adc_value3,1);
	Delay_us(600);
	HAL_ADC_Start_DMA(&hadc2,(uint32_t*)adc_value2,2);
	Delay_us(600);
	HAL_ADC_Start_DMA(&hadc1,(uint32_t*)adc_value1,2);
	Delay_us(600);
  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */
		while(peak == 0);
		//lay mau
 
		// xoa tu 
		HAL_GPIO_WritePin(GPIOD,GPIO_PIN_12,GPIO_PIN_SET);
		//Delay_us(10);
		sprintf(tager1,"%dS%dA%dB%dC%dD\n",adc_value1[0],adc_value2[0],adc_value3[0],adc_value1[1],adc_value2[1]);
		CDC_Transmit_FS(tager1,strlen((const char*)tager1));
		Delay_us(5);
		
		HAL_GPIO_WritePin(GPIOD,GPIO_PIN_7,GPIO_PIN_RESET);//ADC STATUS
		Delay_us(10);
		peak = 0;
		HAL_GPIO_WritePin(GPIOD,GPIO_PIN_12,GPIO_PIN_RESET);//DUMP
		HAL_GPIO_WritePin(GPIOD,GPIO_PIN_7,GPIO_PIN_SET);
    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}
 
//
 
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
{
	peak = 1;
}
 
void Delay_us(uint32_t uSec)
{
	uint32_t uSecVar=uSec;
	uSecVar=uSecVar*((SystemCoreClock/1000000)/3);
	while(uSecVar--);
}

void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
 
  /** Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  /** 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 = 8;
  RCC_OscInitStruct.PLL.PLLN = 336;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 7;
  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_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV4;
 
  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
  {
    Error_Handler();
  }
}

void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
 
  /** Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  /** 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 = 8;
  RCC_OscInitStruct.PLL.PLLN = 336;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 7;
  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_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV4;
 
  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != 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 */
  /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  */
  hadc1.Instance = ADC1;
  hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
  hadc1.Init.Resolution = ADC_RESOLUTION_10B;
  hadc1.Init.ScanConvMode = ENABLE;
  hadc1.Init.ContinuousConvMode = ENABLE;
  hadc1.Init.DiscontinuousConvMode = DISABLE;
  hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
  hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
  hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  hadc1.Init.NbrOfConversion = 2;
  hadc1.Init.DMAContinuousRequests = ENABLE;
  hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
  if (HAL_ADC_Init(&hadc1) != HAL_OK)
  {
    Error_Handler();
  }
  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_0;
  sConfig.Rank = 1;
  sConfig.SamplingTime = ADC_SAMPLETIME_84CYCLES;
  if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_4;
  sConfig.Rank = 2;
  if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN ADC1_Init 2 */
 
  /* USER CODE END ADC1_Init 2 */
 
}
 

15 REPLIES 15
Ruồi
Associate III
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 */
  /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  */
  hadc1.Instance = ADC1;
  hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
  hadc1.Init.Resolution = ADC_RESOLUTION_10B;
  hadc1.Init.ScanConvMode = ENABLE;
  hadc1.Init.ContinuousConvMode = ENABLE;
  hadc1.Init.DiscontinuousConvMode = DISABLE;
  hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
  hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
  hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  hadc1.Init.NbrOfConversion = 2;
  hadc1.Init.DMAContinuousRequests = ENABLE;
  hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
  if (HAL_ADC_Init(&hadc1) != HAL_OK)
  {
    Error_Handler();
  }
  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_0;
  sConfig.Rank = 1;
  sConfig.SamplingTime = ADC_SAMPLETIME_84CYCLES;
  if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_4;
  sConfig.Rank = 2;
  if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN ADC1_Init 2 */
 
  /* USER CODE END ADC1_Init 2 */
 
}
 
/**
  * @brief ADC2 Initialization Function
  * @param None
  * @retval None
  */
static void MX_ADC2_Init(void)
{
 
  /* USER CODE BEGIN ADC2_Init 0 */
 
  /* USER CODE END ADC2_Init 0 */
 
  ADC_ChannelConfTypeDef sConfig = {0};
 
  /* USER CODE BEGIN ADC2_Init 1 */
 
  /* USER CODE END ADC2_Init 1 */
  /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  */
  hadc2.Instance = ADC2;
  hadc2.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
  hadc2.Init.Resolution = ADC_RESOLUTION_10B;
  hadc2.Init.ScanConvMode = ENABLE;
  hadc2.Init.ContinuousConvMode = ENABLE;
  hadc2.Init.DiscontinuousConvMode = DISABLE;
  hadc2.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
  hadc2.Init.ExternalTrigConv = ADC_SOFTWARE_START;
  hadc2.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  hadc2.Init.NbrOfConversion = 2;
  hadc2.Init.DMAContinuousRequests = ENABLE;
  hadc2.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
  if (HAL_ADC_Init(&hadc2) != HAL_OK)
  {
    Error_Handler();
  }
  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_1;
  sConfig.Rank = 1;
  sConfig.SamplingTime = ADC_SAMPLETIME_84CYCLES;
  if (HAL_ADC_ConfigChannel(&hadc2, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_5;
  sConfig.Rank = 2;
  if (HAL_ADC_ConfigChannel(&hadc2, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN ADC2_Init 2 */
 
  /* USER CODE END ADC2_Init 2 */
 
}
 
/**
  * @brief ADC3 Initialization Function
  * @param None
  * @retval None
  */
static void MX_ADC3_Init(void)
{
 
  /* USER CODE BEGIN ADC3_Init 0 */
 
  /* USER CODE END ADC3_Init 0 */
 
  ADC_ChannelConfTypeDef sConfig = {0};
 
  /* USER CODE BEGIN ADC3_Init 1 */
 
  /* USER CODE END ADC3_Init 1 */
  /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  */
  hadc3.Instance = ADC3;
  hadc3.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
  hadc3.Init.Resolution = ADC_RESOLUTION_10B;
  hadc3.Init.ScanConvMode = ENABLE;
  hadc3.Init.ContinuousConvMode = ENABLE;
  hadc3.Init.DiscontinuousConvMode = DISABLE;
  hadc3.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
  hadc3.Init.ExternalTrigConv = ADC_SOFTWARE_START;
  hadc3.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  hadc3.Init.NbrOfConversion = 1;
  hadc3.Init.DMAContinuousRequests = ENABLE;
  hadc3.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
  if (HAL_ADC_Init(&hadc3) != HAL_OK)
  {
    Error_Handler();
  }
  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_2;
  sConfig.Rank = 1;
  sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
  if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN ADC3_Init 2 */
 
  /* USER CODE END ADC3_Init 2 */
 
}
 
/**
  * Enable DMA controller clock
  */
static void MX_DMA_Init(void)
{
 
  /* DMA controller clock enable */
  __HAL_RCC_DMA2_CLK_ENABLE();
 
  /* DMA interrupt init */
  /* DMA2_Stream0_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 0, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
  /* DMA2_Stream1_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 0, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
  /* DMA2_Stream2_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, 0, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream2_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_GPIOH_CLK_ENABLE();
  __HAL_RCC_GPIOA_CLK_ENABLE();
  __HAL_RCC_GPIOD_CLK_ENABLE();
 
  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(GPIOD, GPIO_PIN_12|GPIO_PIN_7, GPIO_PIN_SET);
 
  /*Configure GPIO pins : PD12 PD7 */
  GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_7;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
 
  /*Configure GPIO pin : PD6 */
  GPIO_InitStruct.Pin = GPIO_PIN_6;
  GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
 
  /* EXTI interrupt init*/
  HAL_NVIC_SetPriority(EXTI9_5_IRQn, 0, 0);
  HAL_NVIC_EnableIRQ(EXTI9_5_IRQn);
 
}
 
/* 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 */
}

Ruồi
Associate III

Looking forward to hearing from everyone.

Thanks you,

Ruoi

Your code miss dont use any DMA callback and too mix

ADC_EOC_SINGLE_CONV

plus AD1 AD2 ends two conversion in other moment as AD3 only one...

Can you say more about this? Where do I need to fix it now?

Looking forward to your reply.

Thanks you.

Ruoi

Can yu write more about what loses? Why you use EXTI for peak ?

Open and learn from examples in repository folder.

I am controlling the peak detector circuit. Therefore, it is necessary to use external interrupts. I've looked at examples and hardly any of these work.

Still nobody see here what loses?

Show result

sprintf(tager1,"%dS%dA%dB%dC%dD\n",adc_value1[0],adc_value2[0],adc_value3[0],adc_value1[1],adc_value2[1]);
		CDC_Transmit_FS(tager1,strlen((const char*)tager1));

In the following result, channels S, A, and C should be equal. but sometimes it's not equal or not nearly equal. look at the underlined values.

494S495A0B26C0D

511S513A0B509C0D

493S495A0B25C0D

492S22A0B492C0D

492S495A0B27C0D

493S20A0B493C0D

495S496A0B28C0D

492S18A0B493C0D

494S495A0B26C0D

512S513A0B509C0D

494S495A0B24C0D

511S513A0B509C0D

514S513A0B509C0D

494S495A0B26C0D

511S512A0B509C0D

494S495A0B26C0D

512S513A0B509C0D

494S495A0B26C0D

512S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

511S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

511S513A0B509C0D

511S513A0B509C0D

511S513A0B509C0D

510S513A0B509C0D

511S513A0B509C0D

494S493A0B26C0D

512S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

512S513A0B509C0D

511S513A0B510C0D

494S495A0B26C0D

511S513A0B509C0D

496S495A0B26C0D

511S513A0B509C0D

511S513A0B509C0D

511S513A0B509C0D

512S512A0B509C0D

512S512A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

493S495A0B25C0D

511S512A0B509C0D

512S513A0B509C0D

512S513A0B509C0D

511S513A0B509C0D

511S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

511S513A0B510C0D

513S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

511S512A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

493S495A0B29C0D

495S22A0B491C0D

496S495A0B28C0D

496S20A0B493C0D

495S494A0B26C0D

496S20A0B492C0D

494S496A0B26C0D

511S512A0B509C0D

510S513A0B509C0D

511S513A0B509C0D

511S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

512S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

493S495A0B26C0D

511S512A0B509C0D

511S513A0B508C0D

512S513A0B509C0D

495S495A0B25C0D

511S513A0B509C0D

511S513A0B509C0D

494S495A0B26C0D

512S513A0B509C0D

511S513A0B509C0D

511S513A0B509C0D

511S513A0B510C0D

512S513A0B509C0D

511S513A0B509C0D

494S495A0B25C0D

511S513A0B509C0D

511S513A0B509C0D

494S495A0B26C0D

511S513A0B509C0D

I changed the code but it still doesn't solve the problem. Please see the attached file.